Add Protomatter and FramebufferDisplay

This commit is contained in:
Jeff Epler 2020-03-10 13:12:01 -05:00
parent a51d4f7a45
commit 09dc46a984
61 changed files with 1954 additions and 50 deletions

3
.gitmodules vendored
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@ -119,3 +119,6 @@
[submodule "ports/stm/st_driver"]
path = ports/stm/st_driver
url = https://github.com/hathach/st_driver.git
[submodule "lib/protomatter"]
path = lib/protomatter
url = https://github.com/adafruit/Adafruit_Protomatter

1
lib/protomatter Submodule

@ -0,0 +1 @@
Subproject commit c3a3e35731d641cb5a21ae7319634afc419f5afe

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@ -97,6 +97,7 @@ void board_init(void) {
false, // Pixels in a byte share a row. Only used for depth < 8
1, // bytes per cell. Only valid for depths < 8
false, // reverse_pixels_in_byte. Only valid for depths < 8
true, // reverse_pixels_in_word
MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command

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@ -77,6 +77,7 @@ void board_init(void) {
false, // Pixels in a byte share a row. Only used for depth < 8
1, // bytes per cell. Only valid for depths < 8
false, // reverse_pixels_in_byte. Only valid for depths < 8
true, // reverse_pixels_in_word
MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command

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@ -11,8 +11,10 @@ LONGINT_IMPL = MPZ
# Not needed.
CIRCUITPY_AUDIOBUSIO = 0
CIRCUITPY_FRAMEBUFFERIO = 0
CIRCUITPY_DISPLAYIO = 0
CIRCUITPY_NETWORK = 0
CIRCUITPY_PROTOMATTER = 0
CIRCUITPY_PS2IO = 0
CIRCUITPY_AUDIOMP3 = 0

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@ -78,6 +78,7 @@ void board_init(void) {
false, // pixels in a byte share a row. Only valid for depths < 8
1, // bytes per cell. Only valid for depths < 8
false, // reverse_pixels_in_byte. Only valid for depths < 8
true, // reverse_pixels_in_word
MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command

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@ -128,6 +128,7 @@ void board_init(void) {
false, // pixels in byte share row. only used for depth < 8
1, // bytes per cell. Only valid for depths < 8
false, // reverse_pixels_in_byte. Only valid for depths < 8
true, // reverse_pixels_in_word
MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command

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@ -100,6 +100,7 @@ void board_init(void) {
false, // pixels in byte share row. only used for depth < 8
1, // bytes per cell. Only valid for depths < 8
false, // reverse_pixels_in_byte. Only valid for depths < 8
true, // reverse_pixels_in_word
MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command

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@ -78,6 +78,7 @@ void board_init(void) {
false, // pixels in byte share row. Only used for depth < 8
1, // bytes per cell. Only valid for depths < 8
false, // reverse_pixels_in_byte. Only valid for depths < 8
true, // reverse_pixels_in_word
MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command

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@ -15,7 +15,9 @@ LONGINT_IMPL = MPZ
# Not needed.
CIRCUITPY_AUDIOBUSIO = 0
CIRCUITPY_DISPLAYIO = 0
CIRCUITPY_FRAMEBUFFERIO = 0
CIRCUITPY_GAMEPAD = 0
CIRCUITPY_PROTOMATTER = 0
CIRCUITPY_PS2IO = 0
FROZEN_MPY_DIRS += $(TOP)/frozen/Adafruit_CircuitPython_BusDevice

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@ -100,6 +100,7 @@ void board_init(void) {
false, // pixels in a byte share a row. Only valid for depths < 8
1, // bytes per cell. Only valid for depths < 8
false, // reverse_pixels_in_byte. Only valid for depths < 8
true, // reverse_pixels_in_word
MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command

View File

@ -78,6 +78,7 @@ void board_init(void) {
false, // pixels in a byte share a row. Only valid for depths < 8
1, // bytes per cell. Only valid for depths < 8
false, // reverse_pixels_in_byte. Only valid for depths < 8
true, // reverse_pixels_in_word
MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command

View File

@ -87,6 +87,7 @@ void board_init(void) {
false, // pixels_in_byte_share_row (unused for depths > 8)
1, // bytes per cell. Only valid for depths < 8
false, // reverse_pixels_in_byte. Only valid for depths < 8
true, // reverse_pixels_in_word
MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command

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@ -101,9 +101,10 @@ void board_init(void) {
0, // rotation
16, // Color depth
false, // grayscale
false, // pixels_in_byte_share_row (unused for depths > 8)
false, // pixels_i|n_byte_share_row (unused for depths > 8)
1, // bytes per cell. Only valid for depths < 8
false, // reverse_pixels_in_byte. Only valid for depths < 8
true, // reverse_pixels_in_word
MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command

View File

@ -17,7 +17,9 @@ LONGINT_IMPL = MPZ
CIRCUITPY_AUDIOBUSIO = 0
# Make room for more stuff
CIRCUITPY_DISPLAYIO = 0
CIRCUITPY_FRAMEBUFFERIO = 0
CIRCUITPY_FREQUENCYIO = 0
CIRCUITPY_PROTOMATTER = 0
# Include these Python libraries in firmware.
#FROZEN_MPY_DIRS += $(TOP)/frozen/Adafruit_CircuitPython_BusDevice

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@ -97,6 +97,7 @@ void board_init(void) {
false, // pixels in byte share row. Only used with depth < 8
1, // bytes per cell. Only valid for depths < 8
false, // reverse_pixels_in_byte. Only valid for depths < 8
true, // reverse_pixels_in_word
MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command

View File

@ -18,6 +18,7 @@ CIRCUITPY_AUDIOIO = 1
# Disable modules that are unusable on this special-purpose board.
CIRCUITPY_BITBANGIO = 0
CIRCUITPY_FRAMEBUFFERIO = 0
CIRCUITPY_FREQUENCYIO = 0
CIRCUITPY_I2CSLAVE = 0
CIRCUITPY_AUDIOBUSIO = 0
@ -27,6 +28,7 @@ CIRCUITPY_GAMEPAD = 0
CIRCUITPY_I2CSLAVE = 0
CIRCUITPY_NETWORK = 0
CIRCUITPY_TOUCHIO = 0
CIRCUITPY_PROTOMATTER = 0
CIRCUITPY_PS2IO = 0
CIRCUITPY_USB_HID = 0
CIRCUITPY_RTC = 0

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@ -21,10 +21,12 @@ CIRCUITPY_AUDIOBUSIO = 0
CIRCUITPY_AUDIOIO = 0
CIRCUITPY_BLEIO = 0
CIRCUITPY_DISPLAYIO = 0
CIRCUITPY_FRAMEBUFFERIO = 0
CIRCUITPY_GAMEPAD = 0
CIRCUITPY_I2CSLAVE = 0
CIRCUITPY_NETWORK = 0
CIRCUITPY_TOUCHIO = 0
CIRCUITPY_PROTOMATTER = 0
CIRCUITPY_PS2IO = 0
CIRCUITPY_USB_HID = 0

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@ -0,0 +1,77 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2020 Jeff Epler for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <stddef.h>
#include "common-hal/_protomatter/Protomatter.h"
#include "samd/timers.h"
#include "timer_handler.h"
void *common_hal_protomatter_timer_allocate() {
uint8_t timer_index = find_free_timer();
if (timer_index == 0xff) {
return NULL;
}
timer_never_reset(timer_index, true);
return tc_insts[timer_index];
}
static uint8_t tc_index_from_ptr(void* ptr) {
for (uint8_t i = TC_INST_NUM; i > 0; i--) {
if (tc_insts[i] == ptr) {
return i;
}
}
return 0xff;
}
void common_hal_protomatter_timer_enable(void* ptr) {
uint8_t timer_index = tc_index_from_ptr(ptr);
if (timer_index == 0xff) {
return;
}
set_timer_handler(true, timer_index, TC_HANDLER_PROTOMATTER);
turn_on_clocks(true, timer_index, 1);
}
void common_hal_protomatter_timer_disable(void* ptr) {
uint8_t timer_index = tc_index_from_ptr(ptr);
if (timer_index == 0xff) {
return;
}
set_timer_handler(true, timer_index, TC_HANDLER_NO_INTERRUPT);
}
void common_hal_protomatter_timer_free(void* ptr) {
uint8_t timer_index = tc_index_from_ptr(ptr);
if (timer_index == 0xff) {
return;
}
tc_set_enable(ptr, false);
tc_reset(ptr);
timer_reset_ok(timer_index, true);
}

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@ -0,0 +1,35 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2020 Jeff Epler for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef MICROPY_INCLUDED_ATMEL_SAMD_COMMON_HAL_PROTOMATTER_PROTOMATTER_H
#define MICROPY_INCLUDED_ATMEL_SAMD_COMMON_HAL_PROTOMATTER_PROTOMATTER_H
void *common_hal_protomatter_timer_allocate(void);
void common_hal_protomatter_timer_enable(void*);
void common_hal_protomatter_timer_disable(void*);
void common_hal_protomatter_timer_free(void*);
#endif

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@ -240,3 +240,15 @@ bool common_hal_mcu_pin_is_free(const mcu_pin_obj_t* pin) {
return pin_number_is_free(pin->number);
}
uint8_t common_hal_mcu_pin_number(const mcu_pin_obj_t* pin) {
return pin->number;
}
void common_hal_mcu_pin_claim(const mcu_pin_obj_t* pin) {
return claim_pin(pin);
}
void common_hal_mcu_pin_reset_number(uint8_t pin_no) {
reset_pin_number(pin_no);
}

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@ -61,22 +61,31 @@ uint8_t tcc_channels[5]; // Set by pwmout_reset() to {0xc0, 0xf0, 0xf8, 0xfc,
static uint8_t never_reset_tc_or_tcc[TC_INST_NUM + TCC_INST_NUM];
void common_hal_pulseio_pwmout_never_reset(pulseio_pwmout_obj_t *self) {
if (self->timer->is_tc) {
never_reset_tc_or_tcc[self->timer->index] += 1;
STATIC void timer_refcount(int index, bool is_tc, int increment) {
if (is_tc) {
never_reset_tc_or_tcc[index] += increment;
} else {
never_reset_tc_or_tcc[TC_INST_NUM + self->timer->index] += 1;
never_reset_tc_or_tcc[TC_INST_NUM + index] += increment;
}
}
void timer_never_reset(int index, bool is_tc) {
timer_refcount(index, is_tc, 1);
}
void timer_reset_ok(int index, bool is_tc) {
timer_refcount(index, is_tc, -1);
}
void common_hal_pulseio_pwmout_never_reset(pulseio_pwmout_obj_t *self) {
timer_never_reset(self->timer->index, self->timer->is_tc);
never_reset_pin_number(self->pin->number);
}
void common_hal_pulseio_pwmout_reset_ok(pulseio_pwmout_obj_t *self) {
if (self->timer->is_tc) {
never_reset_tc_or_tcc[self->timer->index] -= 1;
} else {
never_reset_tc_or_tcc[TC_INST_NUM + self->timer->index] -= 1;
}
timer_reset_ok(self->timer->index, self->timer->is_tc);
}
void pwmout_reset(void) {

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@ -70,6 +70,18 @@ CIRCUITPY_ULAB = 1
endif
endif
ifndef CIRCUITPY_PROTOMATTER
ifneq ($(CIRCUITPY_SMALL_BUILD),1)
CIRCUITPY_PROTOMATTER = 1
endif
endif
ifndef CIRCUITPY_FRAMEBUFFERIO
ifneq ($(CIRCUITPY_SMALL_BUILD),1)
CIRCUITPY_FRAMEBUFFERIO = 1
endif
endif
endif # samd51
INTERNAL_LIBM = 1

@ -1 +1 @@
Subproject commit b89811f22a24ac350079ceaf0cdf0e62aa03f4f4
Subproject commit f528240c2a4c2d7a39de786f1aa56895c12227b4

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@ -33,6 +33,8 @@
#include "shared-module/_pew/PewPew.h"
#include "common-hal/frequencyio/FrequencyIn.h"
extern void _PM_IRQ_HANDLER(void);
static uint8_t tc_handler[TC_INST_NUM];
void set_timer_handler(bool is_tc, uint8_t index, uint8_t timer_handler) {
@ -62,6 +64,11 @@ void shared_timer_handler(bool is_tc, uint8_t index) {
frequencyin_interrupt_handler(index);
#endif
break;
case TC_HANDLER_PROTOMATTER:
#if CIRCUITPY_PROTOMATTER
_PM_IRQ_HANDLER();
#endif
break;
default:
break;
}

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@ -30,8 +30,13 @@
#define TC_HANDLER_PULSEOUT 0x1
#define TC_HANDLER_PEW 0x2
#define TC_HANDLER_FREQUENCYIN 0x3
#define TC_HANDLER_PROTOMATTER 0x4
void set_timer_handler(bool is_tc, uint8_t index, uint8_t timer_handler);
void shared_timer_handler(bool is_tc, uint8_t index);
// implementation of these functions is in PWMOut.c
void timer_never_reset(int index, bool is_tc);
void timer_reset_ok(int index, bool is_tc);
#endif // MICROPY_INCLUDED_ATMEL_SAMD_TIMER_HANDLER_H

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@ -77,6 +77,7 @@ void board_init(void) {
false, // Pixels in a byte share a row. Only used for depth < 8
1, // bytes per cell. Only valid for depths < 8
false, // reverse_pixels_in_byte. Only valid for depths < 8
true, // reverse_pixels_in_word
MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command

View File

@ -77,6 +77,7 @@ void board_init(void) {
false, // Pixels in a byte share a row. Only used for depth < 8
1, // bytes per cell. Only valid for depths < 8
false, // reverse_pixels_in_byte. Only valid for depths < 8
true, // reverse_pixels_in_word
MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command

View File

@ -98,6 +98,7 @@ void board_init(void) {
false, // Pixels in a byte share a row. Only used for depth < 8
1, // bytes per cell. Only valid for depths < 8
false, // reverse_pixels_in_byte. Only valid for depths < 8
true, // reverse_pixels_in_word
MIPI_COMMAND_SET_COLUMN_ADDRESS, // Set column command
MIPI_COMMAND_SET_PAGE_ADDRESS, // Set row command
MIPI_COMMAND_WRITE_MEMORY_START, // Write memory command

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@ -142,6 +142,9 @@ endif
ifeq ($(CIRCUITPY_DISPLAYIO),1)
SRC_PATTERNS += displayio/% terminalio/% fontio/%
endif
ifeq ($(CIRCUITPY_FRAMEBUFFERIO),1)
SRC_PATTERNS += framebufferio/%
endif
ifeq ($(CIRCUITPY_FREQUENCYIO),1)
SRC_PATTERNS += frequencyio/%
endif
@ -178,6 +181,9 @@ endif
ifeq ($(CIRCUITPY_PIXELBUF),1)
SRC_PATTERNS += _pixelbuf/%
endif
ifeq ($(CIRCUITPY_PROTOMATTER),1)
SRC_PATTERNS += _protomatter/%
endif
ifeq ($(CIRCUITPY_PULSEIO),1)
SRC_PATTERNS += pulseio/%
endif
@ -242,6 +248,8 @@ SRC_COMMON_HAL_ALL = \
_bleio/PacketBuffer.c \
_bleio/Service.c \
_bleio/UUID.c \
_protomatter/Protomatter.c \
_protomatter/__init__.c \
analogio/AnalogIn.c \
analogio/AnalogOut.c \
analogio/__init__.c \
@ -315,6 +323,8 @@ SRC_SHARED_MODULE_ALL = \
_bleio/ScanResults.c \
_pixelbuf/PixelBuf.c \
_pixelbuf/__init__.c \
_protomatter/Protomatter.c \
_protomatter/__init__.c \
_stage/Layer.c \
_stage/Text.c \
_stage/__init__.c \
@ -348,6 +358,8 @@ SRC_SHARED_MODULE_ALL = \
displayio/__init__.c \
fontio/BuiltinFont.c \
fontio/__init__.c \
framebufferio/FramebufferDisplay.c \
framebufferio/__init__.c \
gamepad/GamePad.c \
gamepad/__init__.c \
gamepadshift/GamePadShift.c \
@ -401,6 +413,12 @@ SRC_MOD += $(addprefix lib/mp3/src/, \
)
$(BUILD)/lib/mp3/src/buffers.o: CFLAGS += -include "py/misc.h" -D'MPDEC_ALLOCATOR(x)=m_malloc(x,0)' -D'MPDEC_FREE(x)=m_free(x)'
endif
ifeq ($(CIRCUITPY_PROTOMATTER),1)
SRC_MOD += $(addprefix lib/protomatter/, \
core.c \
)
$(BUILD)/lib/protomatter/core.o: CFLAGS += -include "shared-module/_protomatter/allocator.h" -DCIRCUITPY -Wno-missing-braces
endif
# All possible sources are listed here, and are filtered by SRC_PATTERNS.
SRC_SHARED_MODULE_INTERNAL = \

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@ -345,6 +345,13 @@ extern const struct _mp_obj_module_t terminalio_module;
#define CIRCUITPY_DISPLAY_LIMIT (0)
#endif
#if CIRCUITPY_FRAMEBUFFERIO
extern const struct _mp_obj_module_t framebufferio_module;
#define FRAMEBUFFERIO_MODULE { MP_OBJ_NEW_QSTR(MP_QSTR_framebufferio), (mp_obj_t)&framebufferio_module },
#else
#define FRAMEBUFFERIO_MODULE
#endif
#if CIRCUITPY_FREQUENCYIO
extern const struct _mp_obj_module_t frequencyio_module;
#define FREQUENCYIO_MODULE { MP_OBJ_NEW_QSTR(MP_QSTR_frequencyio), (mp_obj_t)&frequencyio_module },
@ -454,6 +461,13 @@ extern const struct _mp_obj_module_t pixelbuf_module;
#define PIXELBUF_MODULE
#endif
#if CIRCUITPY_PROTOMATTER
extern const struct _mp_obj_module_t protomatter_module;
#define PROTOMATTER_MODULE { MP_OBJ_NEW_QSTR(MP_QSTR__protomatter),(mp_obj_t)&protomatter_module },
#else
#define PROTOMATTER_MODULE
#endif
#if CIRCUITPY_PULSEIO
extern const struct _mp_obj_module_t pulseio_module;
#define PULSEIO_MODULE { MP_OBJ_NEW_QSTR(MP_QSTR_pulseio), (mp_obj_t)&pulseio_module },
@ -628,6 +642,7 @@ extern const struct _mp_obj_module_t ustack_module;
FONTIO_MODULE \
TERMINALIO_MODULE \
ERRNO_MODULE \
FRAMEBUFFERIO_MODULE \
FREQUENCYIO_MODULE \
GAMEPAD_MODULE \
GAMEPADSHIFT_MODULE \
@ -643,6 +658,7 @@ extern const struct _mp_obj_module_t ustack_module;
PEW_MODULE \
PIXELBUF_MODULE \
PS2IO_MODULE \
PROTOMATTER_MODULE \
PULSEIO_MODULE \
RANDOM_MODULE \
RE_MODULE \

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@ -149,6 +149,11 @@ CIRCUITPY_DISPLAYIO = $(CIRCUITPY_FULL_BUILD)
endif
CFLAGS += -DCIRCUITPY_DISPLAYIO=$(CIRCUITPY_DISPLAYIO)
ifndef CIRCUITPY_FRAMEBUFFERIO
CIRCUITPY_FRAMEBUFFERIO = 0
endif
CFLAGS += -DCIRCUITPY_FRAMEBUFFERIO=$(CIRCUITPY_FRAMEBUFFERIO)
ifndef CIRCUITPY_FREQUENCYIO
CIRCUITPY_FREQUENCYIO = $(CIRCUITPY_FULL_BUILD)
endif
@ -210,6 +215,12 @@ CIRCUITPY_PIXELBUF = $(CIRCUITPY_FULL_BUILD)
endif
CFLAGS += -DCIRCUITPY_PIXELBUF=$(CIRCUITPY_PIXELBUF)
# Only for SAMD boards for the moment
ifndef CIRCUITPY_PROTOMATTER
CIRCUITPY_PROTOMATTER = 0
endif
CFLAGS += -DCIRCUITPY_PROTOMATTER=$(CIRCUITPY_PROTOMATTER)
ifndef CIRCUITPY_PULSEIO
CIRCUITPY_PULSEIO = $(CIRCUITPY_DEFAULT_BUILD)
endif

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@ -0,0 +1,293 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2020 Jeff Epler for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "py/obj.h"
#include "py/objproperty.h"
#include "py/runtime.h"
#include "py/objarray.h"
#include "common-hal/_protomatter/Protomatter.h"
#include "shared-bindings/_protomatter/Protomatter.h"
#include "shared-bindings/microcontroller/Pin.h"
#include "shared-bindings/microcontroller/__init__.h"
#include "shared-bindings/util.h"
#include "shared-module/displayio/__init__.h"
#include "shared-module/framebufferio/__init__.h"
#include "shared-module/framebufferio/FramebufferDisplay.h"
//| .. currentmodule:: _protomatter
//|
//| :class:`protomatter` -- Driver for HUB75-style RGB LED matrices
//| ================================================================
//|
extern Protomatter_core *_PM_protoPtr;
STATIC uint8_t validate_pin(mp_obj_t obj) {
mcu_pin_obj_t *result = validate_obj_is_free_pin(obj);
return common_hal_mcu_pin_number(result);
}
STATIC void validate_pins(qstr what, uint8_t* pin_nos, mp_int_t max_pins, mp_obj_t seq, uint8_t *count_out) {
mp_int_t len = MP_OBJ_SMALL_INT_VALUE(mp_obj_len(seq));
if (len > max_pins) {
mp_raise_ValueError_varg(translate("At most %d %q may be specified"), max_pins, what);
}
*count_out = len;
for (mp_int_t i=0; i<len; i++) {
pin_nos[i] = validate_pin(mp_obj_subscr(seq, MP_OBJ_NEW_SMALL_INT(i), MP_OBJ_SENTINEL));
}
}
STATIC void claim_pin_nr(mp_obj_t pin) {
common_hal_mcu_pin_claim(pin);
common_hal_never_reset_pin(pin);
}
STATIC void claim_pins_nr(mp_obj_t seq) {
mp_int_t len = MP_OBJ_SMALL_INT_VALUE(mp_obj_len(seq));
for (mp_int_t i=0; i<len; i++) {
claim_pin_nr(mp_obj_subscr(seq, MP_OBJ_NEW_SMALL_INT(i), MP_OBJ_SENTINEL));
}
}
//| :class:`~_protomatter.Protomatter` displays an in-memory framebuffer to an LED matrix.
//|
//| .. class:: Protomatter(width, bit_depth, rgb_pins, addr_pins, clock_pin, latch_pin, oe_pin, *, doublebuffer=True, framebuffer=None)
//|
//| Create a Protomatter object with the given attributes. The height of
//| the display is determined by the number of rgb and address pins:
//| len(rgb_pins)/3 * 2 ** len(address_pins). With 6 RGB pins and 4
//| address lines, the display will be 32 pixels tall.
//|
//| Up to 30 RGB pins and 8 address pins are supported.
//|
//| The RGB pins must be within a single "port" and performance and memory
//| usage are best when they are all within "close by" bits of the port.
//| The clock pin must also be on the same port as the RGB pins. See the
//| documentation of the underlying protomatter C library for more
//| information. Generally, Adafruit's interface boards are designed so
//| that these requirements are met when matched with the intended
//| microcontroller board. For instance, the Feather M4 Express works
//| together with the RGB Matrix Feather.
//|
//| When specified as True, double buffering can reduce some flickering of
//| the matrix; however, this increases memory usage.
//|
//| The framebuffer is in "RGB565" format. If a framebuffer is not
//| passed in, one is allocated and initialized to all black. To update
//| the content, modify the framebuffer and call swapbuffers.
//|
//| If doublebuffer is False, some memory is saved, but the display may
//| flicker during updates.
//|
//| If a framebuffer is not passed in, one is allocated internally. To
//| retrieve it, pass the protomatter object to memoryview().
//|
STATIC mp_obj_t protomatter_protomatter_make_new(const mp_obj_type_t *type, size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
enum { ARG_width, ARG_bit_depth, ARG_rgb_list, ARG_addr_list,
ARG_clock_pin, ARG_latch_pin, ARG_oe_pin, ARG_doublebuffer, ARG_framebuffer };
static const mp_arg_t allowed_args[] = {
{ MP_QSTR_width, MP_ARG_INT | MP_ARG_REQUIRED },
{ MP_QSTR_bit_depth, MP_ARG_INT | MP_ARG_REQUIRED },
{ MP_QSTR_rgb_pins, MP_ARG_OBJ | MP_ARG_REQUIRED },
{ MP_QSTR_addr_pins, MP_ARG_OBJ | MP_ARG_REQUIRED },
{ MP_QSTR_clock_pin, MP_ARG_OBJ | MP_ARG_REQUIRED },
{ MP_QSTR_latch_pin, MP_ARG_OBJ | MP_ARG_REQUIRED },
{ MP_QSTR_oe_pin, MP_ARG_OBJ | MP_ARG_REQUIRED },
{ MP_QSTR_doublebuffer, MP_ARG_BOOL, { .u_bool = true } },
{ MP_QSTR_framebuffer, MP_ARG_OBJ, { .u_obj = mp_const_none } },
};
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
// Because interrupt handlers point directly at protomatter objects,
// it is NOT okay to move them to the long-lived pool later. Allocate
// them there to begin with, since generally they'll be long-lived anyway.
protomatter_protomatter_obj_t *self = &allocate_display_bus_or_raise()->protomatter;
self->base.type = &protomatter_Protomatter_type;
uint8_t rgb_count, addr_count;
uint8_t rgb_pins[MP_ARRAY_SIZE(self->rgb_pins)];
uint8_t addr_pins[MP_ARRAY_SIZE(self->addr_pins)];
uint8_t clock_pin = validate_pin(args[ARG_clock_pin].u_obj);
uint8_t latch_pin = validate_pin(args[ARG_latch_pin].u_obj);
uint8_t oe_pin = validate_pin(args[ARG_oe_pin].u_obj);
validate_pins(MP_QSTR_rgb_pins, rgb_pins, MP_ARRAY_SIZE(self->rgb_pins), args[ARG_rgb_list].u_obj, &rgb_count);
validate_pins(MP_QSTR_addr_pins, addr_pins, MP_ARRAY_SIZE(self->addr_pins), args[ARG_addr_list].u_obj, &addr_count);
mp_obj_t framebuffer = args[ARG_framebuffer].u_obj;
if (framebuffer == mp_const_none) {
int width = args[ARG_width].u_int;
int bufsize = 2 * width * rgb_count / 3 * (1 << addr_count);
framebuffer = mp_obj_new_bytearray_of_zeros(bufsize);
}
common_hal_protomatter_protomatter_construct(self,
args[ARG_width].u_int,
args[ARG_bit_depth].u_int,
rgb_count, rgb_pins,
addr_count, addr_pins,
clock_pin, latch_pin, oe_pin,
args[ARG_doublebuffer].u_bool,
framebuffer, NULL);
claim_pins_nr(args[ARG_rgb_list].u_obj);
claim_pins_nr(args[ARG_addr_list].u_obj);
claim_pin_nr(args[ARG_clock_pin].u_obj);
claim_pin_nr(args[ARG_oe_pin].u_obj);
claim_pin_nr(args[ARG_latch_pin].u_obj);
return MP_OBJ_FROM_PTR(self);
}
//| .. method:: deinit
//|
//| Free the resources (pins, timers, etc.) associated with this
//| protomatter instance. After deinitialization, no further operations
//| may be performed.
//|
STATIC mp_obj_t protomatter_protomatter_deinit(mp_obj_t self_in) {
protomatter_protomatter_obj_t *self = (protomatter_protomatter_obj_t*)self_in;
common_hal_protomatter_protomatter_deinit(self);
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(protomatter_protomatter_deinit_obj, protomatter_protomatter_deinit);
static void check_for_deinit(protomatter_protomatter_obj_t *self) {
if (!self->core.rgbPins) {
raise_deinited_error();
}
}
//| .. attribute:: paused
//|
//| When paused, the matrix is not driven and all its LEDs are unlit.
//|
STATIC mp_obj_t protomatter_protomatter_get_paused(mp_obj_t self_in) {
protomatter_protomatter_obj_t *self = (protomatter_protomatter_obj_t*)self_in;
check_for_deinit(self);
return mp_obj_new_bool(self->paused);
}
MP_DEFINE_CONST_FUN_OBJ_1(protomatter_protomatter_get_paused_obj, protomatter_protomatter_get_paused);
STATIC mp_obj_t protomatter_protomatter_set_paused(mp_obj_t self_in, mp_obj_t value_in) {
protomatter_protomatter_obj_t *self = (protomatter_protomatter_obj_t*)self_in;
check_for_deinit(self);
bool paused = mp_obj_is_true(value_in);
if (paused && !self->paused) {
_PM_stop(&self->core);
} else if (!paused && self->paused) {
_PM_resume(&self->core);
}
self->paused = paused;
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_2(protomatter_protomatter_set_paused_obj, protomatter_protomatter_set_paused);
const mp_obj_property_t protomatter_protomatter_paused_obj = {
.base.type = &mp_type_property,
.proxy = {(mp_obj_t)&protomatter_protomatter_get_paused_obj,
(mp_obj_t)&protomatter_protomatter_set_paused_obj,
(mp_obj_t)&mp_const_none_obj},
};
//| .. method:: write(buf)
//|
//| Transmits the color data in the buffer to the pixels so that they are shown.
//|
//| The data in the buffer must be in "RGB565" format. This means
//| that it is organized as a series of 16-bit numbers where the highest 5
//| bits are interpreted as red, the next 6 as green, and the final 5 as
//| blue. The object can be any buffer, but `array.array` and `ulab.array`
//| objects are most often useful.
//|
STATIC mp_obj_t protomatter_protomatter_swapbuffers(mp_obj_t self_in) {
protomatter_protomatter_obj_t *self = (protomatter_protomatter_obj_t*)self_in;
check_for_deinit(self);
_PM_convert_565(&self->core, self->bufinfo.buf, self->width);
_PM_swapbuffer_maybe(&self->core);
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_1(protomatter_protomatter_swapbuffers_obj, protomatter_protomatter_swapbuffers);
STATIC const mp_rom_map_elem_t protomatter_protomatter_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_deinit), MP_ROM_PTR(&protomatter_protomatter_deinit_obj) },
{ MP_ROM_QSTR(MP_QSTR_paused), MP_ROM_PTR(&protomatter_protomatter_paused_obj) },
{ MP_ROM_QSTR(MP_QSTR_swapbuffers), MP_ROM_PTR(&protomatter_protomatter_swapbuffers_obj) },
};
STATIC MP_DEFINE_CONST_DICT(protomatter_protomatter_locals_dict, protomatter_protomatter_locals_dict_table);
STATIC void protomatter_protomatter_get_bufinfo(mp_obj_t self_in, mp_buffer_info_t *bufinfo) {
protomatter_protomatter_obj_t *self = (protomatter_protomatter_obj_t*)self_in;
check_for_deinit(self);
*bufinfo = self->bufinfo;
}
STATIC void protomatter_protomatter_swapbuffers_void(mp_obj_t self_in) {
protomatter_protomatter_swapbuffers(self_in);
}
STATIC void protomatter_protomatter_deinit_void(mp_obj_t self_in) {
protomatter_protomatter_deinit(self_in);
}
STATIC void protomatter_protomatter_set_brightness(mp_obj_t self_in, mp_float_t value) {
protomatter_protomatter_set_paused(self_in, mp_obj_new_bool(value <= 0));
}
STATIC const framebuffer_p_t protomatter_protomatter_proto = {
MP_PROTO_IMPLEMENT(MP_QSTR_protocol_framebuffer)
.get_bufinfo = protomatter_protomatter_get_bufinfo,
.set_brightness = protomatter_protomatter_set_brightness,
.swapbuffers = protomatter_protomatter_swapbuffers_void,
.deinit = protomatter_protomatter_deinit_void,
};
STATIC mp_int_t protomatter_protomatter_get_buffer(mp_obj_t self_in, mp_buffer_info_t *bufinfo, mp_uint_t flags) {
protomatter_protomatter_obj_t *self = (protomatter_protomatter_obj_t*)self_in;
// a readonly framebuffer would be unusual but not impossible
if((flags & MP_BUFFER_WRITE) && !(self->bufinfo.typecode & MP_OBJ_ARRAY_TYPECODE_FLAG_RW)) {
return 1;
}
*bufinfo = self->bufinfo;
return 0;
}
const mp_obj_type_t protomatter_Protomatter_type = {
{ &mp_type_type },
.name = MP_QSTR_Protomatter,
.buffer_p = { .get_buffer = protomatter_protomatter_get_buffer, },
.make_new = protomatter_protomatter_make_new,
.protocol = &protomatter_protomatter_proto,
.locals_dict = (mp_obj_dict_t*)&protomatter_protomatter_locals_dict,
};

View File

@ -0,0 +1,56 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2020 Jeff Epler for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef MICROPY_INCLUDED_SHARED_BINDINGS_PROTOMATTER_PROTOMATTER_H
#define MICROPY_INCLUDED_SHARED_BINDINGS_PROTOMATTER_PROTOMATTER_H
#include "shared-module/_protomatter/Protomatter.h"
#include "lib/protomatter/core.h"
extern const mp_obj_type_t protomatter_Protomatter_type;
typedef struct {
mp_obj_base_t base;
mp_obj_t framebuffer;
mp_buffer_info_t bufinfo;
Protomatter_core core;
void *timer;
uint16_t bufsize, width;
uint8_t rgb_pins[30];
uint8_t addr_pins[10];
uint8_t clock_pin, latch_pin, oe_pin;
uint8_t rgb_count, addr_count;
uint8_t bit_depth;
bool core_is_initialized;
bool paused;
bool doublebuffer;
} protomatter_protomatter_obj_t;
void common_hal_protomatter_protomatter_construct(protomatter_protomatter_obj_t* self, int width, int bit_depth, uint8_t rgb_count, uint8_t* rgb_pins, uint8_t addr_count, uint8_t* addr_pins, uint8_t clock_pin, uint8_t latch_pin, uint8_t oe_pin, bool doublebuffer, mp_obj_t framebuffer, void* timer);
void common_hal_protomatter_protomatter_deinit(protomatter_protomatter_obj_t*);
void protomatter_protomatter_collect_ptrs(protomatter_protomatter_obj_t*);
void common_hal_protomatter_protomatter_reconstruct(protomatter_protomatter_obj_t* self, mp_obj_t framebuffer);
#endif

View File

@ -0,0 +1,55 @@
/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2020 Jeff Epler for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <stdint.h>
#include "py/obj.h"
#include "py/runtime.h"
#include "shared-bindings/_protomatter/Protomatter.h"
//| :mod:`_protomatter` --- Low-level routines for bitbanged LED matrices
//| =====================================================================
//|
//| .. module:: _protomatter
//| :synopsis: Low-level routines for bitbanged LED matrices
//|
//| .. toctree::
//| :maxdepth: 3
//|
//| Protomatter
STATIC const mp_rom_map_elem_t protomatter_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR__protomatter) },
{ MP_ROM_QSTR(MP_QSTR_Protomatter), MP_ROM_PTR(&protomatter_Protomatter_type) },
};
STATIC MP_DEFINE_CONST_DICT(protomatter_module_globals, protomatter_module_globals_table);
const mp_obj_module_t protomatter_module = {
.base = { &mp_type_module },
.globals = (mp_obj_dict_t*)&protomatter_module_globals,
};

View File

@ -92,6 +92,7 @@
//| :param bool pixels_in_byte_share_row: True when pixels are less than a byte and a byte includes pixels from the same row of the display. When False, pixels share a column.
//| :param int bytes_per_cell: Number of bytes per addressable memory location when color_depth < 8. When greater than one, bytes share a row or column according to pixels_in_byte_share_row.
//| :param bool reverse_pixels_in_byte: Reverses the pixel order within each byte when color_depth < 8. Does not apply across multiple bytes even if there is more than one byte per cell (bytes_per_cell.)
//| :param bool reverse_bytes_in_word: Reverses the order of bytes within a word when color_depth == 16
//| :param int set_column_command: Command used to set the start and end columns to update
//| :param int set_row_command: Command used so set the start and end rows to update
//| :param int write_ram_command: Command used to write pixels values into the update region. Ignored if data_as_commands is set.
@ -107,7 +108,7 @@
//| :param bool backlight_on_high: If True, pulling the backlight pin high turns the backlight on.
//|
STATIC mp_obj_t displayio_display_make_new(const mp_obj_type_t *type, size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
enum { ARG_display_bus, ARG_init_sequence, ARG_width, ARG_height, ARG_colstart, ARG_rowstart, ARG_rotation, ARG_color_depth, ARG_grayscale, ARG_pixels_in_byte_share_row, ARG_bytes_per_cell, ARG_reverse_pixels_in_byte, ARG_set_column_command, ARG_set_row_command, ARG_write_ram_command, ARG_set_vertical_scroll, ARG_backlight_pin, ARG_brightness_command, ARG_brightness, ARG_auto_brightness, ARG_single_byte_bounds, ARG_data_as_commands, ARG_auto_refresh, ARG_native_frames_per_second, ARG_backlight_on_high };
enum { ARG_display_bus, ARG_init_sequence, ARG_width, ARG_height, ARG_colstart, ARG_rowstart, ARG_rotation, ARG_color_depth, ARG_grayscale, ARG_pixels_in_byte_share_row, ARG_bytes_per_cell, ARG_reverse_pixels_in_byte, ARG_reverse_bytes_in_word, ARG_set_column_command, ARG_set_row_command, ARG_write_ram_command, ARG_set_vertical_scroll, ARG_backlight_pin, ARG_brightness_command, ARG_brightness, ARG_auto_brightness, ARG_single_byte_bounds, ARG_data_as_commands, ARG_auto_refresh, ARG_native_frames_per_second, ARG_backlight_on_high };
static const mp_arg_t allowed_args[] = {
{ MP_QSTR_display_bus, MP_ARG_REQUIRED | MP_ARG_OBJ },
{ MP_QSTR_init_sequence, MP_ARG_REQUIRED | MP_ARG_OBJ },
@ -121,6 +122,7 @@ STATIC mp_obj_t displayio_display_make_new(const mp_obj_type_t *type, size_t n_a
{ MP_QSTR_pixels_in_byte_share_row, MP_ARG_BOOL | MP_ARG_KW_ONLY, {.u_bool = true} },
{ MP_QSTR_bytes_per_cell, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 1} },
{ MP_QSTR_reverse_pixels_in_byte, MP_ARG_BOOL | MP_ARG_KW_ONLY, {.u_bool = false} },
{ MP_QSTR_reverse_bytes_in_word, MP_ARG_BOOL | MP_ARG_KW_ONLY, {.u_bool = true} },
{ MP_QSTR_set_column_command, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0x2a} },
{ MP_QSTR_set_row_command, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0x2b} },
{ MP_QSTR_write_ram_command, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0x2c} },
@ -159,7 +161,10 @@ STATIC mp_obj_t displayio_display_make_new(const mp_obj_type_t *type, size_t n_a
self,
display_bus, args[ARG_width].u_int, args[ARG_height].u_int, args[ARG_colstart].u_int, args[ARG_rowstart].u_int, rotation,
args[ARG_color_depth].u_int, args[ARG_grayscale].u_bool,
args[ARG_pixels_in_byte_share_row].u_bool, args[ARG_bytes_per_cell].u_bool, args[ARG_reverse_pixels_in_byte].u_bool,
args[ARG_pixels_in_byte_share_row].u_bool,
args[ARG_bytes_per_cell].u_bool,
args[ARG_reverse_pixels_in_byte].u_bool,
args[ARG_reverse_bytes_in_word].u_bool,
args[ARG_set_column_command].u_int, args[ARG_set_row_command].u_int,
args[ARG_write_ram_command].u_int,
args[ARG_set_vertical_scroll].u_int,

View File

@ -41,7 +41,7 @@ extern const mp_obj_type_t displayio_display_type;
void common_hal_displayio_display_construct(displayio_display_obj_t* self,
mp_obj_t bus, uint16_t width, uint16_t height,
int16_t colstart, int16_t rowstart, uint16_t rotation, uint16_t color_depth, bool grayscale,
bool pixels_in_byte_share_row, uint8_t bytes_per_cell, bool reverse_pixels_in_byte,
bool pixels_in_byte_share_row, uint8_t bytes_per_cell, bool reverse_pixels_in_byte, bool reverse_bytes_in_word,
uint8_t set_column_command, uint8_t set_row_command, uint8_t write_ram_command, uint8_t set_vertical_scroll,
uint8_t* init_sequence, uint16_t init_sequence_len, const mcu_pin_obj_t* backlight_pin, uint16_t brightness_command,
mp_float_t brightness, bool auto_brightness,

View File

@ -0,0 +1,452 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2018 Scott Shawcroft for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "shared-bindings/framebufferio/FramebufferDisplay.h"
#include <stdint.h>
#include "lib/utils/context_manager_helpers.h"
#include "py/binary.h"
#include "py/objproperty.h"
#include "py/objtype.h"
#include "py/runtime.h"
#include "shared-bindings/displayio/Group.h"
#include "shared-bindings/microcontroller/Pin.h"
#include "shared-bindings/util.h"
#include "shared-module/displayio/__init__.h"
#include "supervisor/shared/translate.h"
//| .. currentmodule:: framebufferio
//|
//| :class:`FramebufferDisplay` -- Manage updating a display with framebuffer in RAM
//| ================================================================================
//|
//| This initializes a display and connects it into CircuitPython. Unlike other
//| objects in CircuitPython, Display objects live until `displayio.release_displays()`
//| is called. This is done so that CircuitPython can use the display itself.
//|
//| .. class:: FramebufferDisplay(framebuffer, *, width, height, colstart=0, rowstart=0, rotation=0, color_depth=16, grayscale=False, pixels_in_byte_share_row=True, bytes_per_cell=1, reverse_pixels_in_byte=False, backlight_pin=None, brightness=1.0, auto_brightness=False, auto_refresh=True, native_frames_per_second=60)
//|
//| Create a Display object with the given framebuffer (a buffer, array, ulab.array, etc)
//|
//| :param framebuffer: The framebuffer that the display is connected to
//| :type framebuffer: any core object implementing the framebuffer protocol
//| :param callback: Function or bound method to call when the framebuffer has been updated. The callback receives one argument, the framebuffer object.
//| :param int width: Width in pixels
//| :param int height: Height in pixels
//| :param int colstart: The index if the first visible column
//| :param int rowstart: The index if the first visible row
//| :param int rotation: The rotation of the display in degrees clockwise. Must be in 90 degree increments (0, 90, 180, 270)
//| :param int color_depth: The number of bits of color per pixel transmitted. (Some displays
//| support 18 bit but 16 is easier to transmit. The last bit is extrapolated.)
//| :param bool grayscale: True if the display only shows a single color.
//| :param bool pixels_in_byte_share_row: True when pixels are less than a byte and a byte includes pixels from the same row of the display. When False, pixels share a column.
//| :param int bytes_per_cell: Number of bytes per addressable memory location when color_depth < 8. When greater than one, bytes share a row or column according to pixels_in_byte_share_row.
//| :param bool reverse_pixels_in_byte: Reverses the pixel order within each byte when color_depth < 8. Does not apply across multiple bytes even if there is more than one byte per cell (bytes_per_cell.)
//| :param bool reverse_pixels_in_byte: Reverses the pixel order within each byte when color_depth < 8. Does not apply across multiple bytes even if there is more than one byte per cell (bytes_per_cell.)
//| :param bool reverse_bytes_in_word: Reverses the order of bytes within a word when color_depth == 16
//| :param microcontroller.Pin backlight_pin: Pin connected to the display's backlight
//| :param bool brightness: Initial display brightness. This value is ignored if auto_brightness is True.
//| :param bool auto_brightness: If True, brightness is controlled via an ambient light sensor or other mechanism.
//| :param bool auto_refresh: Automatically refresh the screen
//| :param int native_frames_per_second: Number of display refreshes per second
//|
STATIC mp_obj_t framebufferio_framebufferdisplay_make_new(const mp_obj_type_t *type, size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
enum { ARG_framebuffer, ARG_width, ARG_height, ARG_colstart, ARG_rowstart, ARG_rotation, ARG_color_depth, ARG_grayscale, ARG_pixels_in_byte_share_row, ARG_bytes_per_cell, ARG_reverse_pixels_in_byte, ARG_reverse_bytes_in_word, ARG_backlight_pin, ARG_brightness, ARG_auto_brightness, ARG_auto_refresh, ARG_native_frames_per_second, NUM_ARGS };
static const mp_arg_t allowed_args[] = {
{ MP_QSTR_framebuffer, MP_ARG_REQUIRED | MP_ARG_OBJ },
{ MP_QSTR_width, MP_ARG_INT | MP_ARG_KW_ONLY | MP_ARG_REQUIRED, },
{ MP_QSTR_height, MP_ARG_INT | MP_ARG_KW_ONLY | MP_ARG_REQUIRED, },
{ MP_QSTR_colstart, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0} },
{ MP_QSTR_rowstart, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0} },
{ MP_QSTR_rotation, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0} },
{ MP_QSTR_color_depth, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 16} },
{ MP_QSTR_grayscale, MP_ARG_BOOL | MP_ARG_KW_ONLY, {.u_bool = false} },
{ MP_QSTR_pixels_in_byte_share_row, MP_ARG_BOOL | MP_ARG_KW_ONLY, {.u_bool = true} },
{ MP_QSTR_bytes_per_cell, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 1} },
{ MP_QSTR_reverse_pixels_in_byte, MP_ARG_BOOL | MP_ARG_KW_ONLY, {.u_bool = false} },
{ MP_QSTR_reverse_bytes_in_word, MP_ARG_BOOL | MP_ARG_KW_ONLY, {.u_bool = false} },
{ MP_QSTR_backlight_pin, MP_ARG_OBJ | MP_ARG_KW_ONLY, {.u_obj = mp_const_none} },
{ MP_QSTR_brightness, MP_ARG_OBJ | MP_ARG_KW_ONLY, {.u_obj = MP_OBJ_NEW_SMALL_INT(1)} },
{ MP_QSTR_auto_brightness, MP_ARG_BOOL | MP_ARG_KW_ONLY, {.u_bool = false} },
{ MP_QSTR_auto_refresh, MP_ARG_BOOL | MP_ARG_KW_ONLY, {.u_bool = true} },
{ MP_QSTR_native_frames_per_second, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 60} },
};
MP_STATIC_ASSERT( MP_ARRAY_SIZE(allowed_args) == NUM_ARGS );
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
mp_obj_t framebuffer = args[ARG_framebuffer].u_obj;
const mcu_pin_obj_t* backlight_pin = validate_obj_is_free_pin_or_none(args[ARG_backlight_pin].u_obj);
mp_float_t brightness = mp_obj_get_float(args[ARG_brightness].u_obj);
mp_int_t rotation = args[ARG_rotation].u_int;
if (rotation % 90 != 0) {
mp_raise_ValueError(translate("Display rotation must be in 90 degree increments"));
}
primary_display_t *disp = allocate_display_or_raise();
framebufferio_framebufferdisplay_obj_t *self = &disp->framebuffer_display;
self->base.type = &framebufferio_framebufferdisplay_type;
common_hal_framebufferio_framebufferdisplay_construct(
self,
framebuffer,
args[ARG_width].u_int, args[ARG_height].u_int,
args[ARG_colstart].u_int, args[ARG_rowstart].u_int, rotation,
args[ARG_color_depth].u_int, args[ARG_grayscale].u_bool,
args[ARG_pixels_in_byte_share_row].u_bool,
args[ARG_bytes_per_cell].u_bool,
args[ARG_reverse_pixels_in_byte].u_bool,
args[ARG_reverse_bytes_in_word].u_bool,
MP_OBJ_TO_PTR(backlight_pin),
brightness,
args[ARG_auto_brightness].u_bool,
args[ARG_auto_refresh].u_bool,
args[ARG_native_frames_per_second].u_int
);
return self;
}
// Helper to ensure we have the native super class instead of a subclass.
static framebufferio_framebufferdisplay_obj_t* native_display(mp_obj_t display_obj) {
mp_obj_t native_display = mp_instance_cast_to_native_base(display_obj, &framebufferio_framebufferdisplay_type);
mp_obj_assert_native_inited(native_display);
return MP_OBJ_TO_PTR(native_display);
}
//| .. method:: show(group)
//|
//| Switches to displaying the given group of layers. When group is None, the default
//| CircuitPython terminal will be shown.
//|
//| :param Group group: The group to show.
//|
STATIC mp_obj_t framebufferio_framebufferdisplay_obj_show(mp_obj_t self_in, mp_obj_t group_in) {
framebufferio_framebufferdisplay_obj_t *self = native_display(self_in);
displayio_group_t* group = NULL;
if (group_in != mp_const_none) {
group = MP_OBJ_TO_PTR(native_group(group_in));
}
bool ok = common_hal_framebufferio_framebufferdisplay_show(self, group);
if (!ok) {
mp_raise_ValueError(translate("Group already used"));
}
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_2(framebufferio_framebufferdisplay_show_obj, framebufferio_framebufferdisplay_obj_show);
//| .. method:: refresh(*, target_frames_per_second=60, minimum_frames_per_second=1)
//|
//| When auto refresh is off, waits for the target frame rate and then refreshes the display,
//| returning True. If the call has taken too long since the last refresh call for the given
//| target frame rate, then the refresh returns False immediately without updating the screen to
//| hopefully help getting caught up.
//|
//| If the time since the last successful refresh is below the minimum frame rate, then an
//| exception will be raised. Set minimum_frames_per_second to 0 to disable.
//|
//| When auto refresh is on, updates the display immediately. (The display will also update
//| without calls to this.)
//|
//| :param int target_frames_per_second: How many times a second `refresh` should be called and the screen updated.
//| :param int minimum_frames_per_second: The minimum number of times the screen should be updated per second.
//|
STATIC mp_obj_t framebufferio_framebufferdisplay_obj_refresh(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
enum { ARG_target_frames_per_second, ARG_minimum_frames_per_second };
static const mp_arg_t allowed_args[] = {
{ MP_QSTR_target_frames_per_second, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 60} },
{ MP_QSTR_minimum_frames_per_second, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 1} },
};
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
mp_arg_parse_all(n_args - 1, pos_args + 1, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
framebufferio_framebufferdisplay_obj_t *self = native_display(pos_args[0]);
uint32_t maximum_ms_per_real_frame = 0xffffffff;
mp_int_t minimum_frames_per_second = args[ARG_minimum_frames_per_second].u_int;
if (minimum_frames_per_second > 0) {
maximum_ms_per_real_frame = 1000 / minimum_frames_per_second;
}
return mp_obj_new_bool(common_hal_framebufferio_framebufferdisplay_refresh(self, 1000 / args[ARG_target_frames_per_second].u_int, maximum_ms_per_real_frame));
}
MP_DEFINE_CONST_FUN_OBJ_KW(framebufferio_framebufferdisplay_refresh_obj, 1, framebufferio_framebufferdisplay_obj_refresh);
//| .. attribute:: auto_refresh
//|
//| True when the display is refreshed automatically.
//|
STATIC mp_obj_t framebufferio_framebufferdisplay_obj_get_auto_refresh(mp_obj_t self_in) {
framebufferio_framebufferdisplay_obj_t *self = native_display(self_in);
return mp_obj_new_bool(common_hal_framebufferio_framebufferdisplay_get_auto_refresh(self));
}
MP_DEFINE_CONST_FUN_OBJ_1(framebufferio_framebufferdisplay_get_auto_refresh_obj, framebufferio_framebufferdisplay_obj_get_auto_refresh);
STATIC mp_obj_t framebufferio_framebufferdisplay_obj_set_auto_refresh(mp_obj_t self_in, mp_obj_t auto_refresh) {
framebufferio_framebufferdisplay_obj_t *self = native_display(self_in);
common_hal_framebufferio_framebufferdisplay_set_auto_refresh(self, mp_obj_is_true(auto_refresh));
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_2(framebufferio_framebufferdisplay_set_auto_refresh_obj, framebufferio_framebufferdisplay_obj_set_auto_refresh);
const mp_obj_property_t framebufferio_framebufferdisplay_auto_refresh_obj = {
.base.type = &mp_type_property,
.proxy = {(mp_obj_t)&framebufferio_framebufferdisplay_get_auto_refresh_obj,
(mp_obj_t)&framebufferio_framebufferdisplay_set_auto_refresh_obj,
(mp_obj_t)&mp_const_none_obj},
};
//| .. attribute:: brightness
//|
//| The brightness of the display as a float. 0.0 is off and 1.0 is full brightness. When
//| `auto_brightness` is True, the value of `brightness` will change automatically.
//| If `brightness` is set, `auto_brightness` will be disabled and will be set to False.
//|
STATIC mp_obj_t framebufferio_framebufferdisplay_obj_get_brightness(mp_obj_t self_in) {
framebufferio_framebufferdisplay_obj_t *self = native_display(self_in);
mp_float_t brightness = common_hal_framebufferio_framebufferdisplay_get_brightness(self);
if (brightness < 0) {
mp_raise_RuntimeError(translate("Brightness not adjustable"));
}
return mp_obj_new_float(brightness);
}
MP_DEFINE_CONST_FUN_OBJ_1(framebufferio_framebufferdisplay_get_brightness_obj, framebufferio_framebufferdisplay_obj_get_brightness);
STATIC mp_obj_t framebufferio_framebufferdisplay_obj_set_brightness(mp_obj_t self_in, mp_obj_t brightness_obj) {
framebufferio_framebufferdisplay_obj_t *self = native_display(self_in);
common_hal_framebufferio_framebufferdisplay_set_auto_brightness(self, false);
mp_float_t brightness = mp_obj_get_float(brightness_obj);
if (brightness < 0 || brightness > 1.0) {
mp_raise_ValueError(translate("Brightness must be 0-1.0"));
}
bool ok = common_hal_framebufferio_framebufferdisplay_set_brightness(self, brightness);
if (!ok) {
mp_raise_RuntimeError(translate("Brightness not adjustable"));
}
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_2(framebufferio_framebufferdisplay_set_brightness_obj, framebufferio_framebufferdisplay_obj_set_brightness);
const mp_obj_property_t framebufferio_framebufferdisplay_brightness_obj = {
.base.type = &mp_type_property,
.proxy = {(mp_obj_t)&framebufferio_framebufferdisplay_get_brightness_obj,
(mp_obj_t)&framebufferio_framebufferdisplay_set_brightness_obj,
(mp_obj_t)&mp_const_none_obj},
};
//| .. attribute:: auto_brightness
//|
//| True when the display brightness is adjusted automatically, based on an ambient
//| light sensor or other method. Note that some displays may have this set to True by default,
//| but not actually implement automatic brightness adjustment. `auto_brightness` is set to False
//| if `brightness` is set manually.
//|
STATIC mp_obj_t framebufferio_framebufferdisplay_obj_get_auto_brightness(mp_obj_t self_in) {
framebufferio_framebufferdisplay_obj_t *self = native_display(self_in);
return mp_obj_new_bool(common_hal_framebufferio_framebufferdisplay_get_auto_brightness(self));
}
MP_DEFINE_CONST_FUN_OBJ_1(framebufferio_framebufferdisplay_get_auto_brightness_obj, framebufferio_framebufferdisplay_obj_get_auto_brightness);
STATIC mp_obj_t framebufferio_framebufferdisplay_obj_set_auto_brightness(mp_obj_t self_in, mp_obj_t auto_brightness) {
framebufferio_framebufferdisplay_obj_t *self = native_display(self_in);
common_hal_framebufferio_framebufferdisplay_set_auto_brightness(self, mp_obj_is_true(auto_brightness));
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_2(framebufferio_framebufferdisplay_set_auto_brightness_obj, framebufferio_framebufferdisplay_obj_set_auto_brightness);
const mp_obj_property_t framebufferio_framebufferdisplay_auto_brightness_obj = {
.base.type = &mp_type_property,
.proxy = {(mp_obj_t)&framebufferio_framebufferdisplay_get_auto_brightness_obj,
(mp_obj_t)&framebufferio_framebufferdisplay_set_auto_brightness_obj,
(mp_obj_t)&mp_const_none_obj},
};
//| .. attribute:: width
//|
//| Gets the width of the framebuffer
//|
STATIC mp_obj_t framebufferio_framebufferdisplay_obj_get_width(mp_obj_t self_in) {
framebufferio_framebufferdisplay_obj_t *self = native_display(self_in);
return MP_OBJ_NEW_SMALL_INT(common_hal_framebufferio_framebufferdisplay_get_width(self));
}
MP_DEFINE_CONST_FUN_OBJ_1(framebufferio_framebufferdisplay_get_width_obj, framebufferio_framebufferdisplay_obj_get_width);
const mp_obj_property_t framebufferio_framebufferdisplay_width_obj = {
.base.type = &mp_type_property,
.proxy = {(mp_obj_t)&framebufferio_framebufferdisplay_get_width_obj,
(mp_obj_t)&mp_const_none_obj,
(mp_obj_t)&mp_const_none_obj},
};
//| .. attribute:: height
//|
//| Gets the height of the framebuffer
//|
STATIC mp_obj_t framebufferio_framebufferdisplay_obj_get_height(mp_obj_t self_in) {
framebufferio_framebufferdisplay_obj_t *self = native_display(self_in);
return MP_OBJ_NEW_SMALL_INT(common_hal_framebufferio_framebufferdisplay_get_height(self));
}
MP_DEFINE_CONST_FUN_OBJ_1(framebufferio_framebufferdisplay_get_height_obj, framebufferio_framebufferdisplay_obj_get_height);
const mp_obj_property_t framebufferio_framebufferdisplay_height_obj = {
.base.type = &mp_type_property,
.proxy = {(mp_obj_t)&framebufferio_framebufferdisplay_get_height_obj,
(mp_obj_t)&mp_const_none_obj,
(mp_obj_t)&mp_const_none_obj},
};
//| .. attribute:: rotation
//|
//| The rotation of the display as an int in degrees.
//|
STATIC mp_obj_t framebufferio_framebufferdisplay_obj_get_rotation(mp_obj_t self_in) {
framebufferio_framebufferdisplay_obj_t *self = native_display(self_in);
return MP_OBJ_NEW_SMALL_INT(common_hal_framebufferio_framebufferdisplay_get_rotation(self));
}
MP_DEFINE_CONST_FUN_OBJ_1(framebufferio_framebufferdisplay_get_rotation_obj, framebufferio_framebufferdisplay_obj_get_rotation);
STATIC mp_obj_t framebufferio_framebufferdisplay_obj_set_rotation(mp_obj_t self_in, mp_obj_t value) {
framebufferio_framebufferdisplay_obj_t *self = native_display(self_in);
common_hal_framebufferio_framebufferdisplay_set_rotation(self, mp_obj_get_int(value));
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_2(framebufferio_framebufferdisplay_set_rotation_obj, framebufferio_framebufferdisplay_obj_set_rotation);
const mp_obj_property_t framebufferio_framebufferdisplay_rotation_obj = {
.base.type = &mp_type_property,
.proxy = {(mp_obj_t)&framebufferio_framebufferdisplay_get_rotation_obj,
(mp_obj_t)&framebufferio_framebufferdisplay_set_rotation_obj,
(mp_obj_t)&mp_const_none_obj},
};
//| .. attribute:: framebuffer
//|
//| The framebuffer being used by the display
//|
//|
STATIC mp_obj_t framebufferio_framebufferdisplay_obj_get_framebuffer(mp_obj_t self_in) {
framebufferio_framebufferdisplay_obj_t *self = native_display(self_in);
return common_hal_framebufferio_framebufferdisplay_get_framebuffer(self);
}
MP_DEFINE_CONST_FUN_OBJ_1(framebufferio_framebufferdisplay_get_framebuffer_obj, framebufferio_framebufferdisplay_obj_get_framebuffer);
const mp_obj_property_t framebufferio_framebufferframebuffer_obj = {
.base.type = &mp_type_property,
.proxy = {(mp_obj_t)&framebufferio_framebufferdisplay_get_framebuffer_obj,
(mp_obj_t)&mp_const_none_obj,
(mp_obj_t)&mp_const_none_obj},
};
//| .. method:: fill_row(y, buffer)
//|
//| Extract the pixels from a single row
//|
//| :param int y: The top edge of the area
//| :param bytearray buffer: The buffer in which to place the pixel data
STATIC mp_obj_t framebufferio_framebufferdisplay_obj_fill_row(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
enum { ARG_y, ARG_buffer };
static const mp_arg_t allowed_args[] = {
{ MP_QSTR_y, MP_ARG_INT | MP_ARG_REQUIRED, {.u_int = -1} },
{ MP_QSTR_buffer, MP_ARG_OBJ | MP_ARG_REQUIRED, {} },
};
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
mp_arg_parse_all(n_args - 1, pos_args + 1, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
framebufferio_framebufferdisplay_obj_t *self = native_display(pos_args[0]);
mp_int_t y = args[ARG_y].u_int;
mp_obj_t *result = args[ARG_buffer].u_obj;
mp_buffer_info_t bufinfo;
mp_get_buffer_raise(result, &bufinfo, MP_BUFFER_WRITE);
if (bufinfo.typecode != BYTEARRAY_TYPECODE) {
mp_raise_ValueError(translate("Buffer is not a bytearray."));
}
if (self->core.colorspace.depth != 16) {
mp_raise_ValueError(translate("Display must have a 16 bit colorspace."));
}
displayio_area_t area = {
.x1 = 0,
.y1 = y,
.x2 = self->core.width,
.y2 = y + 1
};
uint8_t pixels_per_word = (sizeof(uint32_t) * 8) / self->core.colorspace.depth;
uint16_t buffer_size = self->core.width / pixels_per_word;
uint16_t pixels_per_buffer = displayio_area_size(&area);
if (pixels_per_buffer % pixels_per_word) {
buffer_size += 1;
}
uint32_t *result_buffer = bufinfo.buf;
size_t result_buffer_size = bufinfo.len;
if (result_buffer_size >= (buffer_size * 4)) {
volatile uint32_t mask_length = (pixels_per_buffer / 32) + 1;
uint32_t mask[mask_length];
for (uint16_t k = 0; k < mask_length; k++) {
mask[k] = 0x00000000;
}
displayio_display_core_fill_area(&self->core, &area, mask, result_buffer);
return result;
} else {
mp_raise_ValueError(translate("Buffer is too small"));
}
}
MP_DEFINE_CONST_FUN_OBJ_KW(framebufferio_framebufferdisplay_fill_row_obj, 1, framebufferio_framebufferdisplay_obj_fill_row);
STATIC const mp_rom_map_elem_t framebufferio_framebufferdisplay_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_show), MP_ROM_PTR(&framebufferio_framebufferdisplay_show_obj) },
{ MP_ROM_QSTR(MP_QSTR_refresh), MP_ROM_PTR(&framebufferio_framebufferdisplay_refresh_obj) },
{ MP_ROM_QSTR(MP_QSTR_fill_row), MP_ROM_PTR(&framebufferio_framebufferdisplay_fill_row_obj) },
{ MP_ROM_QSTR(MP_QSTR_auto_refresh), MP_ROM_PTR(&framebufferio_framebufferdisplay_auto_refresh_obj) },
{ MP_ROM_QSTR(MP_QSTR_brightness), MP_ROM_PTR(&framebufferio_framebufferdisplay_brightness_obj) },
{ MP_ROM_QSTR(MP_QSTR_auto_brightness), MP_ROM_PTR(&framebufferio_framebufferdisplay_auto_brightness_obj) },
{ MP_ROM_QSTR(MP_QSTR_width), MP_ROM_PTR(&framebufferio_framebufferdisplay_width_obj) },
{ MP_ROM_QSTR(MP_QSTR_height), MP_ROM_PTR(&framebufferio_framebufferdisplay_height_obj) },
{ MP_ROM_QSTR(MP_QSTR_rotation), MP_ROM_PTR(&framebufferio_framebufferdisplay_rotation_obj) },
{ MP_ROM_QSTR(MP_QSTR_framebuffer), MP_ROM_PTR(&framebufferio_framebufferframebuffer_obj) },
};
STATIC MP_DEFINE_CONST_DICT(framebufferio_framebufferdisplay_locals_dict, framebufferio_framebufferdisplay_locals_dict_table);
const mp_obj_type_t framebufferio_framebufferdisplay_type = {
{ &mp_type_type },
.name = MP_QSTR_FramebufferDisplay,
.make_new = framebufferio_framebufferdisplay_make_new,
.locals_dict = (mp_obj_dict_t*)&framebufferio_framebufferdisplay_locals_dict,
};

View File

@ -0,0 +1,74 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2017, 2018 Scott Shawcroft for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef MICROPY_INCLUDED_SHARED_BINDINGS_DISPLAYIO_FRAMEBUFFERDISPLAY_H
#define MICROPY_INCLUDED_SHARED_BINDINGS_DISPLAYIO_FRAMEBUFFERDISPLAY_H
#include "common-hal/microcontroller/Pin.h"
#include "shared-module/framebufferio/FramebufferDisplay.h"
#include "shared-module/displayio/Group.h"
extern const mp_obj_type_t framebufferio_framebufferdisplay_type;
#define DELAY 0x80
#define NO_BRIGHTNESS_COMMAND 0x100
void common_hal_framebufferio_framebufferdisplay_construct(framebufferio_framebufferdisplay_obj_t* self,
mp_obj_t framebuffer, uint16_t width, uint16_t height,
int16_t colstart, int16_t rowstart,
uint16_t rotation, uint16_t color_depth, bool grayscale, bool pixels_in_byte_share_row,
uint8_t bytes_per_cell, bool reverse_pixels_in_byte, bool reverse_bytes_in_word,
const mcu_pin_obj_t* backlight_pin, mp_float_t brightness, bool auto_brightness,
bool auto_refresh, uint16_t native_frames_per_second);
bool common_hal_framebufferio_framebufferdisplay_show(framebufferio_framebufferdisplay_obj_t* self,
displayio_group_t* root_group);
bool common_hal_framebufferio_framebufferdisplay_refresh(framebufferio_framebufferdisplay_obj_t* self, uint32_t target_ms_per_frame, uint32_t maximum_ms_per_real_frame);
bool common_hal_framebufferio_framebufferdisplay_get_auto_refresh(framebufferio_framebufferdisplay_obj_t* self);
void common_hal_framebufferio_framebufferdisplay_set_auto_refresh(framebufferio_framebufferdisplay_obj_t* self, bool auto_refresh);
uint16_t common_hal_framebufferio_framebufferdisplay_get_width(framebufferio_framebufferdisplay_obj_t* self);
uint16_t common_hal_framebufferio_framebufferdisplay_get_height(framebufferio_framebufferdisplay_obj_t* self);
uint16_t common_hal_framebufferio_framebufferdisplay_get_rotation(framebufferio_framebufferdisplay_obj_t* self);
void common_hal_framebufferio_framebufferdisplay_set_rotation(framebufferio_framebufferdisplay_obj_t* self, int rotation);
bool common_hal_framebufferio_framebufferdisplay_get_auto_brightness(framebufferio_framebufferdisplay_obj_t* self);
void common_hal_framebufferio_framebufferdisplay_set_auto_brightness(framebufferio_framebufferdisplay_obj_t* self, bool auto_brightness);
bool common_hal_framebufferio_framebufferdisplay_get_dither(framebufferio_framebufferdisplay_obj_t* self);
void common_hal_framebufferio_framebufferdisplay_set_dither(framebufferio_framebufferdisplay_obj_t* self, bool dither);
mp_float_t common_hal_framebufferio_framebufferdisplay_get_brightness(framebufferio_framebufferdisplay_obj_t* self);
bool common_hal_framebufferio_framebufferdisplay_set_brightness(framebufferio_framebufferdisplay_obj_t* self, mp_float_t brightness);
mp_obj_t common_hal_framebufferio_framebufferdisplay_framebuffer(framebufferio_framebufferdisplay_obj_t* self);
#endif // MICROPY_INCLUDED_SHARED_BINDINGS_DISPLAYIO_FRAMEBUFFERDISPLAY_H

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@ -0,0 +1,63 @@
/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2020 Jeff Epler for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "py/obj.h"
#include "shared-bindings/framebufferio/__init__.h"
#include "shared-bindings/framebufferio/FramebufferDisplay.h"
//| :mod:`framebufferio` --- Native framebuffer display driving
//| =========================================================================
//|
//| .. module:: framebufferio
//| :synopsis: Native helpers for driving displays
//| :platform: SAMD51, nRF52
//|
//| The `framebufferio` module contains classes to manage display output
//| including synchronizing with refresh rates and partial updating.
//| It is used in conjunction with classes from `displayio` to actually
//| place items on the display; and classes like `Protomatter` to actually
//| drive the display.
//|
//| Libraries
//|
//| .. toctree::
//| :maxdepth: 3
//|
//| FramebufferDisplay
//|
#if CIRCUITPY_FRAMEBUFFERIO
static const mp_rom_map_elem_t framebufferio_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_framebufferio) },
{ MP_ROM_QSTR(MP_QSTR_FramebufferDisplay), MP_ROM_PTR(&framebufferio_framebufferdisplay_type) },
};
STATIC MP_DEFINE_CONST_DICT(framebufferio_module_globals, framebufferio_module_globals_table);
const mp_obj_module_t framebufferio_module = {
.base = { &mp_type_module },
.globals = (mp_obj_dict_t*)&framebufferio_module_globals,
};
#endif

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@ -43,5 +43,11 @@ void assert_pin_free(const mcu_pin_obj_t* pin);
bool common_hal_mcu_pin_is_free(const mcu_pin_obj_t* pin);
void common_hal_never_reset_pin(const mcu_pin_obj_t* pin);
void common_hal_reset_pin(const mcu_pin_obj_t* pin);
uint8_t common_hal_mcu_pin_number(const mcu_pin_obj_t* pin);
void common_hal_mcu_pin_claim(const mcu_pin_obj_t* pin);
void common_hal_mcu_pin_claim_number(uint8_t pin_no);
void common_hal_mcu_pin_reset_number(uint8_t pin_no);
#define COMMON_HAL_MCU_NO_PIN ((uint8_t)0xff)
#endif // MICROPY_INCLUDED_SHARED_BINDINGS_MICROCONTROLLER_PIN_H

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@ -0,0 +1,169 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2020 Jeff Epler for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <string.h>
#include "py/gc.h"
#include "py/obj.h"
#include "py/objarray.h"
#include "py/objproperty.h"
#include "py/runtime.h"
#include "common-hal/_protomatter/Protomatter.h"
#include "shared-module/_protomatter/allocator.h"
#include "shared-bindings/_protomatter/Protomatter.h"
#include "shared-bindings/microcontroller/Pin.h"
#include "shared-bindings/microcontroller/__init__.h"
#include "shared-bindings/util.h"
#include "shared-module/framebufferio/FramebufferDisplay.h"
extern Protomatter_core *_PM_protoPtr;
void common_hal_protomatter_protomatter_construct(protomatter_protomatter_obj_t *self, int width, int bit_depth, uint8_t rgb_count, uint8_t *rgb_pins, uint8_t addr_count, uint8_t *addr_pins, uint8_t clock_pin, uint8_t latch_pin, uint8_t oe_pin, bool doublebuffer, mp_obj_t framebuffer, void *timer) {
self->width = width;
self->bit_depth = bit_depth;
self->rgb_count = rgb_count;
memcpy(self->rgb_pins, rgb_pins, rgb_count);
self->addr_count = addr_count;
memcpy(self->addr_pins, addr_pins, addr_count);
self->clock_pin = clock_pin;
self->oe_pin = oe_pin;
self->latch_pin = latch_pin;
self->doublebuffer = doublebuffer;
self->timer = timer ? timer : common_hal_protomatter_timer_allocate();
if (self->timer == NULL) {
mp_raise_ValueError(translate("No timer available"));
}
self->width = width;
self->bufsize = 2 * width * rgb_count / 3 * (1 << addr_count);
common_hal_protomatter_protomatter_reconstruct(self, framebuffer);
}
void common_hal_protomatter_protomatter_reconstruct(protomatter_protomatter_obj_t* self, mp_obj_t framebuffer) {
if (framebuffer) {
self->framebuffer = framebuffer;
framebuffer = mp_obj_new_bytearray_of_zeros(self->bufsize);
mp_get_buffer_raise(self->framebuffer, &self->bufinfo, MP_BUFFER_READ);
if (mp_get_buffer(self->framebuffer, &self->bufinfo, MP_BUFFER_RW)) {
self->bufinfo.typecode = 'H' | MP_OBJ_ARRAY_TYPECODE_FLAG_RW;
} else {
self->bufinfo.typecode = 'H';
}
// verify that the matrix is big enough
mp_get_index(mp_obj_get_type(self->framebuffer), self->bufinfo.len, MP_OBJ_NEW_SMALL_INT(self->bufsize-1), false);
} else {
self->framebuffer = NULL;
self->bufinfo.buf = _PM_allocator_impl(self->bufsize);
self->bufinfo.len = self->bufsize;
self->bufinfo.typecode = 'H' | MP_OBJ_ARRAY_TYPECODE_FLAG_RW;
}
ProtomatterStatus stat = _PM_init(&self->core,
self->width, self->bit_depth,
self->rgb_count/6, self->rgb_pins,
self->addr_count, self->addr_pins,
self->clock_pin, self->latch_pin, self->oe_pin,
self->doublebuffer, self->timer);
if (stat == PROTOMATTER_OK) {
_PM_protoPtr = &self->core;
common_hal_mcu_disable_interrupts();
common_hal_protomatter_timer_enable(self->timer);
stat = _PM_begin(&self->core);
_PM_convert_565(&self->core, self->bufinfo.buf, self->width);
common_hal_mcu_enable_interrupts();
_PM_swapbuffer_maybe(&self->core);
}
if (stat != PROTOMATTER_OK) {
// XXX this deinit() actually makes crashy-crashy
// can trigger it by sending inappropriate pins
common_hal_protomatter_protomatter_deinit(self);
switch (stat) {
case PROTOMATTER_ERR_PINS:
mp_raise_ValueError(translate("Invalid pin"));
break;
case PROTOMATTER_ERR_ARG:
mp_raise_ValueError(translate("Invalid argument"));
break;
case PROTOMATTER_ERR_MALLOC: /// should have already been signaled as NLR
default:
mp_raise_msg_varg(&mp_type_RuntimeError,
translate("Protomatter internal error #%d"), (int)stat);
break;
}
}
self->paused = 0;
}
STATIC void free_pin(uint8_t *pin) {
if (*pin != COMMON_HAL_MCU_NO_PIN) {
common_hal_mcu_pin_reset_number(*pin);
}
*pin = COMMON_HAL_MCU_NO_PIN;
}
STATIC void free_pin_seq(uint8_t *seq, int count) {
for (int i=0; i<count; i++) {
free_pin(&seq[i]);
}
}
void common_hal_protomatter_protomatter_deinit(protomatter_protomatter_obj_t* self) {
if (self->timer) {
common_hal_protomatter_timer_free(self->timer);
self->timer = 0;
}
if (_PM_protoPtr == &self->core) {
_PM_protoPtr = NULL;
}
free_pin_seq(self->rgb_pins, self->rgb_count);
free_pin_seq(self->addr_pins, self->addr_count);
free_pin(&self->clock_pin);
free_pin(&self->latch_pin);
free_pin(&self->oe_pin);
if (self->core.rgbPins) {
_PM_free(&self->core);
}
self->base.type = NULL;
}
void protomatter_protomatter_collect_ptrs(protomatter_protomatter_obj_t* self) {
gc_collect_ptr(self->framebuffer);
gc_collect_ptr(self->core.rgbPins);
gc_collect_ptr(self->core.addr);
gc_collect_ptr(self->core.screenData);
}

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@ -0,0 +1,30 @@
#ifndef MICROPY_INCLUDED_SHARED_MODULE_PROTOMATTER_ALLOCATOR_H
#define MICROPY_INCLUDED_SHARED_MODULE_PROTOMATTER_ALLOCATOR_H
#include <stdbool.h>
#include "py/misc.h"
#include "supervisor/memory.h"
#define _PM_ALLOCATOR _PM_allocator_impl
#define _PM_FREE _PM_free_impl
static inline void *_PM_allocator_impl(size_t sz) {
supervisor_allocation *allocation = allocate_memory(align32_size(sz), true);
if (allocation) {
return allocation->ptr;
} else {
return m_malloc(sz + sizeof(void*), true);
}
}
static inline void _PM_free_impl(void *ptr_in) {
supervisor_allocation *allocation = allocation_from_ptr(ptr_in);
if (allocation) {
free_memory(allocation);
} else {
m_free(ptr_in);
}
}
#endif

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@ -47,9 +47,7 @@ uint16_t displayio_colorconverter_compute_rgb565(uint32_t color_rgb888) {
uint32_t r5 = (color_rgb888 >> 19);
uint32_t g6 = (color_rgb888 >> 10) & 0x3f;
uint32_t b5 = (color_rgb888 >> 3) & 0x1f;
uint32_t packed = r5 << 11 | g6 << 5 | b5;
// swap bytes
return __builtin_bswap16(packed);
return r5 << 11 | g6 << 5 | b5;
}
uint8_t displayio_colorconverter_compute_luma(uint32_t color_rgb888) {
@ -156,7 +154,12 @@ void displayio_colorconverter_convert(displayio_colorconverter_t *self, const _d
}
if (colorspace->depth == 16) {
output_color->pixel = displayio_colorconverter_compute_rgb565(pixel);
uint16_t packed = displayio_colorconverter_compute_rgb565(pixel);
if (colorspace->reverse_bytes_in_word) {
// swap bytes
packed = __builtin_bswap16(packed);
}
output_color->pixel = packed;
output_color->opaque = true;
return;
} else if (colorspace->tricolor) {

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@ -46,7 +46,7 @@
void common_hal_displayio_display_construct(displayio_display_obj_t* self,
mp_obj_t bus, uint16_t width, uint16_t height, int16_t colstart, int16_t rowstart,
uint16_t rotation, uint16_t color_depth, bool grayscale, bool pixels_in_byte_share_row,
uint8_t bytes_per_cell, bool reverse_pixels_in_byte, uint8_t set_column_command,
uint8_t bytes_per_cell, bool reverse_pixels_in_byte, bool reverse_bytes_in_word, uint8_t set_column_command,
uint8_t set_row_command, uint8_t write_ram_command, uint8_t set_vertical_scroll,
uint8_t* init_sequence, uint16_t init_sequence_len, const mcu_pin_obj_t* backlight_pin,
uint16_t brightness_command, mp_float_t brightness, bool auto_brightness,
@ -60,7 +60,7 @@ void common_hal_displayio_display_construct(displayio_display_obj_t* self,
ram_height = 0xff;
}
displayio_display_core_construct(&self->core, bus, width, height, ram_width, ram_height, colstart, rowstart, rotation,
color_depth, grayscale, pixels_in_byte_share_row, bytes_per_cell, reverse_pixels_in_byte);
color_depth, grayscale, pixels_in_byte_share_row, bytes_per_cell, reverse_pixels_in_byte, reverse_bytes_in_word);
self->set_column_command = set_column_command;
self->set_row_command = set_row_command;

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@ -58,7 +58,7 @@ void common_hal_displayio_epaperdisplay_construct(displayio_epaperdisplay_obj_t*
self->core.colorspace.tricolor_luma = displayio_colorconverter_compute_luma(highlight_color);
}
displayio_display_core_construct(&self->core, bus, width, height, ram_width, ram_height, colstart, rowstart, rotation, 1, true, true, 1, true);
displayio_display_core_construct(&self->core, bus, width, height, ram_width, ram_height, colstart, rowstart, rotation, 1, true, true, 1, true, true);
self->set_column_window_command = set_column_window_command;
self->set_row_window_command = set_row_window_command;

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@ -41,6 +41,7 @@ typedef struct {
bool tricolor;
bool pixels_in_byte_share_row;
bool reverse_pixels_in_byte;
bool reverse_bytes_in_word;
bool dither;
} _displayio_colorspace_t;

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@ -47,6 +47,10 @@ void displayio_background(void) {
}
if (displays[i].display.base.type == &displayio_display_type) {
displayio_display_background(&displays[i].display);
#if CIRCUITPY_FRAMEBUFFERIO
} else if (displays[i].framebuffer_display.base.type == &framebufferio_framebufferdisplay_type) {
framebufferio_framebufferdisplay_background(&displays[i].framebuffer_display);
#endif
} else if (displays[i].epaper_display.base.type == &displayio_epaperdisplay_type) {
displayio_epaperdisplay_background(&displays[i].epaper_display);
}
@ -67,6 +71,10 @@ void common_hal_displayio_release_displays(void) {
release_display(&displays[i].display);
} else if (display_type == &displayio_epaperdisplay_type) {
release_epaperdisplay(&displays[i].epaper_display);
#if CIRCUITPY_FRAMEBUFFERIO
} else if (display_type == &framebufferio_framebufferdisplay_type) {
release_framebufferdisplay(&displays[i].framebuffer_display);
#endif
}
displays[i].display.base.type = &mp_type_NoneType;
}
@ -141,6 +149,11 @@ void reset_displays(void) {
}
}
}
#if CIRCUITPY_PROTOMATTER
} else if (displays[i].protomatter.base.type == &protomatter_Protomatter_type) {
protomatter_protomatter_obj_t * pm = &displays[i].protomatter;
common_hal_protomatter_protomatter_reconstruct(pm, NULL);
#endif
} else {
// Not an active display bus.
continue;
@ -155,12 +168,24 @@ void reset_displays(void) {
} else if (displays[i].epaper_display.base.type == &displayio_epaperdisplay_type) {
displayio_epaperdisplay_obj_t* display = &displays[i].epaper_display;
common_hal_displayio_epaperdisplay_show(display, NULL);
#if CIRCUITPY_FRAMEBUFFERIO
} else if (displays[i].framebuffer_display.base.type == &framebufferio_framebufferdisplay_type) {
framebufferio_framebufferdisplay_obj_t* display = &displays[i].framebuffer_display;
display->auto_refresh = true;
common_hal_framebufferio_framebufferdisplay_show(display, NULL);
#endif
}
}
}
void displayio_gc_collect(void) {
for (uint8_t i = 0; i < CIRCUITPY_DISPLAY_LIMIT; i++) {
#if CIRCUITPY_PROTOMATTER
if (displays[i].protomatter.base.type == &protomatter_Protomatter_type) {
protomatter_protomatter_collect_ptrs(&displays[i].protomatter);
}
#endif
if (displays[i].display.base.type == NULL) {
continue;
}
@ -169,6 +194,10 @@ void displayio_gc_collect(void) {
// but this is more precise, and is the only field that needs marking.
if (displays[i].display.base.type == &displayio_display_type) {
displayio_display_collect_ptrs(&displays[i].display);
#if CIRCUITPY_FRAMEBUFFERIO
} else if (displays[i].framebuffer_display.base.type == &framebufferio_framebufferdisplay_type) {
framebufferio_framebufferdisplay_collect_ptrs(&displays[i].framebuffer_display);
#endif
} else if (displays[i].epaper_display.base.type == &displayio_epaperdisplay_type) {
displayio_epaperdisplay_collect_ptrs(&displays[i].epaper_display);
}
@ -309,7 +338,7 @@ void displayio_area_transform_within(bool mirror_x, bool mirror_y, bool transpos
}
}
primary_display_t *allocate_display() {
primary_display_t *allocate_display(void) {
for (uint8_t i = 0; i < CIRCUITPY_DISPLAY_LIMIT; i++) {
mp_const_obj_t display_type = displays[i].display.base.type;
if (display_type == NULL || display_type == &mp_type_NoneType) {
@ -317,14 +346,14 @@ primary_display_t *allocate_display() {
}
}
return NULL;
primary_display_t *allocate_display_or_raise() {
primary_display_t *result = allocate_display();
if (!result) {
mp_raise_RuntimeError(translate("Too many displays"));
}
}
primary_display_t *allocate_display_or_raise(void) {
primary_display_t *result = allocate_display();
if (result) {
return result;
}
mp_raise_RuntimeError(translate("Too many displays"));
}
primary_display_t *allocate_display_bus(void) {
for (uint8_t i = 0; i < CIRCUITPY_DISPLAY_LIMIT; i++) {

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@ -29,20 +29,30 @@
#include "shared-bindings/displayio/Display.h"
#include "shared-bindings/displayio/EPaperDisplay.h"
#if CIRCUITPY_FRAMEBUFFERIO
#include "shared-bindings/framebufferio/FramebufferDisplay.h"
#endif
#include "shared-bindings/displayio/FourWire.h"
#include "shared-bindings/displayio/Group.h"
#include "shared-bindings/displayio/I2CDisplay.h"
#include "shared-bindings/displayio/ParallelBus.h"
#include "shared-bindings/_protomatter/Protomatter.h"
typedef struct {
union {
displayio_fourwire_obj_t fourwire_bus;
displayio_i2cdisplay_obj_t i2cdisplay_bus;
displayio_parallelbus_obj_t parallel_bus;
#if CIRCUITPY_PROTOMATTER
protomatter_protomatter_obj_t protomatter;
#endif
};
union {
displayio_display_obj_t display;
displayio_epaperdisplay_obj_t epaper_display;
#if CIRCUITPY_FRAMEBUFFERIO
framebufferio_framebufferdisplay_obj_t framebuffer_display;
#endif
};
} primary_display_t;

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@ -44,18 +44,21 @@
void displayio_display_core_construct(displayio_display_core_t* self,
mp_obj_t bus, uint16_t width, uint16_t height, uint16_t ram_width, uint16_t ram_height, int16_t colstart, int16_t rowstart, uint16_t rotation,
uint16_t color_depth, bool grayscale, bool pixels_in_byte_share_row, uint8_t bytes_per_cell, bool reverse_pixels_in_byte) {
uint16_t color_depth, bool grayscale, bool pixels_in_byte_share_row, uint8_t bytes_per_cell, bool reverse_pixels_in_byte, bool reverse_bytes_in_word) {
self->colorspace.depth = color_depth;
self->colorspace.grayscale = grayscale;
self->colorspace.pixels_in_byte_share_row = pixels_in_byte_share_row;
self->colorspace.bytes_per_cell = bytes_per_cell;
self->colorspace.reverse_pixels_in_byte = reverse_pixels_in_byte;
self->colorspace.reverse_bytes_in_word = reverse_bytes_in_word;
self->colorspace.dither = false;
self->current_group = NULL;
self->colstart = colstart;
self->rowstart = rowstart;
self->last_refresh = 0;
// (framebufferdisplay already validated its 'bus' is a buffer-protocol object)
if (bus) {
if (MP_OBJ_IS_TYPE(bus, &displayio_parallelbus_type)) {
self->bus_reset = common_hal_displayio_parallelbus_reset;
self->bus_free = common_hal_displayio_parallelbus_bus_free;
@ -77,6 +80,7 @@ void displayio_display_core_construct(displayio_display_core_t* self,
} else {
mp_raise_ValueError(translate("Unsupported display bus type"));
}
}
self->bus = bus;

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@ -58,7 +58,7 @@ typedef struct {
void displayio_display_core_construct(displayio_display_core_t* self,
mp_obj_t bus, uint16_t width, uint16_t height, uint16_t ram_width, uint16_t ram_height, int16_t colstart, int16_t rowstart, uint16_t rotation,
uint16_t color_depth, bool grayscale, bool pixels_in_byte_share_row, uint8_t bytes_per_cell, bool reverse_pixels_in_byte);
uint16_t color_depth, bool grayscale, bool pixels_in_byte_share_row, uint8_t bytes_per_cell, bool reverse_pixels_in_byte, bool reverse_bytes_in_word);
bool displayio_display_core_show(displayio_display_core_t* self, displayio_group_t* root_group);

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@ -0,0 +1,339 @@
/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2018 Scott Shawcroft for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "shared-bindings/framebufferio/FramebufferDisplay.h"
#include "py/gc.h"
#include "py/runtime.h"
#include "shared-bindings/microcontroller/Pin.h"
#include "shared-bindings/time/__init__.h"
#include "shared-module/displayio/__init__.h"
#include "shared-module/displayio/display_core.h"
#include "supervisor/shared/display.h"
#include "supervisor/shared/tick.h"
#include "supervisor/usb.h"
#include <stdint.h>
#include <string.h>
#include "tick.h"
void common_hal_framebufferio_framebufferdisplay_construct(framebufferio_framebufferdisplay_obj_t* self,
mp_obj_t framebuffer, uint16_t width, uint16_t height, int16_t colstart, int16_t rowstart,
uint16_t rotation, uint16_t color_depth, bool grayscale, bool pixels_in_byte_share_row,
uint8_t bytes_per_cell, bool reverse_pixels_in_byte, bool reverse_bytes_in_word,
const mcu_pin_obj_t* backlight_pin, mp_float_t brightness, bool auto_brightness,
bool auto_refresh, uint16_t native_frames_per_second) {
// Turn off auto-refresh as we init.
self->auto_refresh = false;
self->framebuffer = framebuffer;
self->framebuffer_protocol = mp_proto_get_or_throw(MP_QSTR_protocol_framebuffer, framebuffer);
uint16_t ram_width = 0x100;
uint16_t ram_height = 0x100;
displayio_display_core_construct(&self->core, NULL, width, height, ram_width, ram_height, colstart, rowstart, rotation,
color_depth, grayscale, pixels_in_byte_share_row, bytes_per_cell, reverse_pixels_in_byte, reverse_bytes_in_word);
self->auto_brightness = auto_brightness;
self->first_manual_refresh = !auto_refresh;
self->native_frames_per_second = native_frames_per_second;
self->native_ms_per_frame = 1000 / native_frames_per_second;
supervisor_start_terminal(width, height);
// Always set the backlight type in case we're reusing memory.
self->backlight_inout.base.type = &mp_type_NoneType;
if (backlight_pin != NULL && common_hal_mcu_pin_is_free(backlight_pin)) {
pwmout_result_t result = common_hal_pulseio_pwmout_construct(&self->backlight_pwm, backlight_pin, 0, 50000, false);
if (result != PWMOUT_OK) {
self->backlight_inout.base.type = &digitalio_digitalinout_type;
common_hal_digitalio_digitalinout_construct(&self->backlight_inout, backlight_pin);
common_hal_never_reset_pin(backlight_pin);
} else {
self->backlight_pwm.base.type = &pulseio_pwmout_type;
common_hal_pulseio_pwmout_never_reset(&self->backlight_pwm);
}
}
if (!self->auto_brightness && (self->framebuffer_protocol->set_brightness != NULL || self->backlight_inout.base.type != &mp_type_NoneType)) {
common_hal_framebufferio_framebufferdisplay_set_brightness(self, brightness);
} else {
self->current_brightness = -1.0;
}
// Set the group after initialization otherwise we may send pixels while we delay in
// initialization.
common_hal_framebufferio_framebufferdisplay_show(self, &circuitpython_splash);
self->auto_refresh = auto_refresh;
}
bool common_hal_framebufferio_framebufferdisplay_show(framebufferio_framebufferdisplay_obj_t* self, displayio_group_t* root_group) {
return displayio_display_core_show(&self->core, root_group);
}
uint16_t common_hal_framebufferio_framebufferdisplay_get_width(framebufferio_framebufferdisplay_obj_t* self){
return displayio_display_core_get_width(&self->core);
}
uint16_t common_hal_framebufferio_framebufferdisplay_get_height(framebufferio_framebufferdisplay_obj_t* self){
return displayio_display_core_get_height(&self->core);
}
bool common_hal_framebufferio_framebufferdisplay_get_auto_brightness(framebufferio_framebufferdisplay_obj_t* self) {
return self->auto_brightness;
}
void common_hal_framebufferio_framebufferdisplay_set_auto_brightness(framebufferio_framebufferdisplay_obj_t* self, bool auto_brightness) {
self->auto_brightness = auto_brightness;
}
mp_float_t common_hal_framebufferio_framebufferdisplay_get_brightness(framebufferio_framebufferdisplay_obj_t* self) {
return self->current_brightness;
}
bool common_hal_framebufferio_framebufferdisplay_set_brightness(framebufferio_framebufferdisplay_obj_t* self, mp_float_t brightness) {
self->updating_backlight = true;
bool ok = false;
if (self->framebuffer_protocol->set_brightness) {
self->framebuffer_protocol->set_brightness(self->framebuffer, brightness);
ok = true;
} else if (self->backlight_pwm.base.type == &pulseio_pwmout_type) {
common_hal_pulseio_pwmout_set_duty_cycle(&self->backlight_pwm, (uint16_t) (0xffff * brightness));
ok = true;
} else if (self->backlight_inout.base.type == &digitalio_digitalinout_type) {
common_hal_digitalio_digitalinout_set_value(&self->backlight_inout, brightness > 0.99);
ok = true;
}
self->updating_backlight = false;
if (ok) {
self->current_brightness = brightness;
}
return ok;
}
mp_obj_t common_hal_framebufferio_framebufferdisplay_get_framebuffer(framebufferio_framebufferdisplay_obj_t* self) {
return self->framebuffer;
}
STATIC const displayio_area_t* _get_refresh_areas(framebufferio_framebufferdisplay_obj_t *self) {
if (self->core.full_refresh) {
self->core.area.next = NULL;
return &self->core.area;
} else if (self->core.current_group != NULL) {
return displayio_group_get_refresh_areas(self->core.current_group, NULL);
}
return NULL;
}
STATIC bool _refresh_area(framebufferio_framebufferdisplay_obj_t* self, const displayio_area_t* area) {
uint16_t buffer_size = 128; // In uint32_ts
displayio_area_t clipped;
// Clip the area to the display by overlapping the areas. If there is no overlap then we're done.
if (!displayio_display_core_clip_area(&self->core, area, &clipped)) {
return true;
}
uint16_t subrectangles = 1;
uint16_t rows_per_buffer = displayio_area_height(&clipped);
uint8_t pixels_per_word = (sizeof(uint32_t) * 8) / self->core.colorspace.depth;
uint16_t pixels_per_buffer = displayio_area_size(&clipped);
if (displayio_area_size(&clipped) > buffer_size * pixels_per_word) {
rows_per_buffer = buffer_size * pixels_per_word / displayio_area_width(&clipped);
if (rows_per_buffer == 0) {
rows_per_buffer = 1;
}
// If pixels are packed by column then ensure rows_per_buffer is on a byte boundary.
if (self->core.colorspace.depth < 8 && !self->core.colorspace.pixels_in_byte_share_row) {
uint8_t pixels_per_byte = 8 / self->core.colorspace.depth;
if (rows_per_buffer % pixels_per_byte != 0) {
rows_per_buffer -= rows_per_buffer % pixels_per_byte;
}
}
subrectangles = displayio_area_height(&clipped) / rows_per_buffer;
if (displayio_area_height(&clipped) % rows_per_buffer != 0) {
subrectangles++;
}
pixels_per_buffer = rows_per_buffer * displayio_area_width(&clipped);
buffer_size = pixels_per_buffer / pixels_per_word;
if (pixels_per_buffer % pixels_per_word) {
buffer_size += 1;
}
}
// Allocated and shared as a uint32_t array so the compiler knows the
// alignment everywhere.
uint32_t buffer[buffer_size];
uint32_t mask_length = (pixels_per_buffer / 32) + 1;
uint32_t mask[mask_length];
uint16_t remaining_rows = displayio_area_height(&clipped);
for (uint16_t j = 0; j < subrectangles; j++) {
displayio_area_t subrectangle = {
.x1 = clipped.x1,
.y1 = clipped.y1 + rows_per_buffer * j,
.x2 = clipped.x2,
.y2 = clipped.y1 + rows_per_buffer * (j + 1)
};
if (remaining_rows < rows_per_buffer) {
subrectangle.y2 = subrectangle.y1 + remaining_rows;
}
remaining_rows -= rows_per_buffer;
memset(mask, 0, mask_length * sizeof(mask[0]));
memset(buffer, 0, buffer_size * sizeof(buffer[0]));
displayio_display_core_fill_area(&self->core, &subrectangle, mask, buffer);
// COULDDO: this arithmetic only supports multiple-of-8 bpp
uint8_t *dest = self->bufinfo.buf + (subrectangle.y1 * self->core.width + subrectangle.x1) * (self->core.colorspace.depth / 8);
uint8_t *src = (uint8_t*)buffer;
size_t rowsize = (subrectangle.x2 - subrectangle.x1) * (self->core.colorspace.depth / 8);
size_t rowstride = self->core.width * (self->core.colorspace.depth/8);
for (uint16_t i = subrectangle.y1; i < subrectangle.y2; i++) {
memcpy(dest, src, rowsize);
dest += rowstride;
src += rowsize;
}
// TODO(tannewt): Make refresh displays faster so we don't starve other
// background tasks.
usb_background();
}
return true;
}
STATIC void _refresh_display(framebufferio_framebufferdisplay_obj_t* self) {
displayio_display_core_start_refresh(&self->core);
self->framebuffer_protocol->get_bufinfo(self->framebuffer, &self->bufinfo);
const displayio_area_t* current_area = _get_refresh_areas(self);
while (current_area != NULL) {
_refresh_area(self, current_area);
current_area = current_area->next;
}
displayio_display_core_finish_refresh(&self->core);
self->framebuffer_protocol->swapbuffers(self->framebuffer);
}
void common_hal_framebufferio_framebufferdisplay_set_rotation(framebufferio_framebufferdisplay_obj_t* self, int rotation){
bool transposed = (self->core.rotation == 90 || self->core.rotation == 270);
bool will_transposed = (rotation == 90 || rotation == 270);
if(transposed != will_transposed) {
int tmp = self->core.width;
self->core.width = self->core.height;
self->core.height = tmp;
}
displayio_display_core_set_rotation(&self->core, rotation);
supervisor_stop_terminal();
supervisor_start_terminal(self->core.width, self->core.height);
if (self->core.current_group != NULL) {
displayio_group_update_transform(self->core.current_group, &self->core.transform);
}
}
uint16_t common_hal_framebufferio_framebufferdisplay_get_rotation(framebufferio_framebufferdisplay_obj_t* self){
return self->core.rotation;
}
bool common_hal_framebufferio_framebufferdisplay_refresh(framebufferio_framebufferdisplay_obj_t* self, uint32_t target_ms_per_frame, uint32_t maximum_ms_per_real_frame) {
if (!self->auto_refresh && !self->first_manual_refresh) {
uint64_t current_time = supervisor_ticks_ms64();
uint32_t current_ms_since_real_refresh = current_time - self->core.last_refresh;
// Test to see if the real frame time is below our minimum.
if (current_ms_since_real_refresh > maximum_ms_per_real_frame) {
mp_raise_RuntimeError(translate("Below minimum frame rate"));
}
uint32_t current_ms_since_last_call = current_time - self->last_refresh_call;
self->last_refresh_call = current_time;
// Skip the actual refresh to help catch up.
if (current_ms_since_last_call > target_ms_per_frame) {
return false;
}
uint32_t remaining_time = target_ms_per_frame - (current_ms_since_real_refresh % target_ms_per_frame);
// We're ahead of the game so wait until we align with the frame rate.
while (supervisor_ticks_ms64() - self->last_refresh_call < remaining_time) {
RUN_BACKGROUND_TASKS;
}
}
self->first_manual_refresh = false;
_refresh_display(self);
return true;
}
bool common_hal_framebufferio_framebufferdisplay_get_auto_refresh(framebufferio_framebufferdisplay_obj_t* self) {
return self->auto_refresh;
}
void common_hal_framebufferio_framebufferdisplay_set_auto_refresh(framebufferio_framebufferdisplay_obj_t* self,
bool auto_refresh) {
self->first_manual_refresh = !auto_refresh;
self->auto_refresh = auto_refresh;
}
STATIC void _update_backlight(framebufferio_framebufferdisplay_obj_t* self) {
if (!self->auto_brightness || self->updating_backlight) {
return;
}
if (supervisor_ticks_ms64() - self->last_backlight_refresh < 100) {
return;
}
// TODO(tannewt): Fade the backlight based on it's existing value and a target value. The target
// should account for ambient light when possible.
common_hal_framebufferio_framebufferdisplay_set_brightness(self, 1.0);
self->last_backlight_refresh = supervisor_ticks_ms64();
}
void framebufferio_framebufferdisplay_background(framebufferio_framebufferdisplay_obj_t* self) {
_update_backlight(self);
if (self->auto_refresh && (supervisor_ticks_ms64() - self->core.last_refresh) > self->native_ms_per_frame) {
_refresh_display(self);
}
}
void release_framebufferdisplay(framebufferio_framebufferdisplay_obj_t* self) {
release_display_core(&self->core);
if (self->backlight_pwm.base.type == &pulseio_pwmout_type) {
common_hal_pulseio_pwmout_reset_ok(&self->backlight_pwm);
common_hal_pulseio_pwmout_deinit(&self->backlight_pwm);
} else if (self->backlight_inout.base.type == &digitalio_digitalinout_type) {
common_hal_digitalio_digitalinout_deinit(&self->backlight_inout);
}
self->framebuffer_protocol->deinit(self->framebuffer);
}
void reset_framebufferdisplay(framebufferio_framebufferdisplay_obj_t* self) {
self->auto_refresh = true;
self->auto_brightness = true;
common_hal_framebufferio_framebufferdisplay_show(self, NULL);
}
void framebufferio_framebufferdisplay_collect_ptrs(framebufferio_framebufferdisplay_obj_t* self) {
gc_collect_ptr(self->framebuffer);
displayio_display_core_collect_ptrs(&self->core);
}

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@ -0,0 +1,82 @@
/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2019 Scott Shawcroft for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef MICROPY_INCLUDED_SHARED_MODULE_DISPLAYIO_FRAMEBUFFERDISPLAY_H
#define MICROPY_INCLUDED_SHARED_MODULE_DISPLAYIO_FRAMEBUFFERDISPLAY_H
#include "py/obj.h"
#include "py/proto.h"
#include "shared-bindings/digitalio/DigitalInOut.h"
#include "shared-bindings/displayio/Group.h"
#include "shared-bindings/pulseio/PWMOut.h"
#include "shared-module/displayio/area.h"
#include "shared-module/displayio/display_core.h"
typedef struct {
mp_obj_base_t base;
displayio_display_core_t core;
union {
digitalio_digitalinout_obj_t backlight_inout;
pulseio_pwmout_obj_t backlight_pwm;
};
mp_obj_t framebuffer;
const struct _framebuffer_p_t *framebuffer_protocol;
mp_buffer_info_t bufinfo;
uint64_t last_backlight_refresh;
uint64_t last_refresh_call;
mp_float_t current_brightness;
uint16_t native_frames_per_second;
uint16_t native_ms_per_frame;
bool auto_refresh;
bool first_manual_refresh;
bool auto_brightness;
bool updating_backlight;
} framebufferio_framebufferdisplay_obj_t;
void framebufferio_framebufferdisplay_background(framebufferio_framebufferdisplay_obj_t* self);
void release_framebufferdisplay(framebufferio_framebufferdisplay_obj_t* self);
void reset_framebufferdisplay(framebufferio_framebufferdisplay_obj_t* self);
void framebufferio_framebufferdisplay_collect_ptrs(framebufferio_framebufferdisplay_obj_t* self);
mp_obj_t common_hal_framebufferio_framebufferdisplay_get_framebuffer(framebufferio_framebufferdisplay_obj_t* self);
typedef void (*framebuffer_get_bufinfo_fun)(mp_obj_t, mp_buffer_info_t *bufinfo);
typedef void (*framebuffer_swapbuffers_fun)(mp_obj_t);
typedef void (*framebuffer_deinit_fun)(mp_obj_t);
typedef void (*framebuffer_set_brightness_fun)(mp_obj_t, mp_float_t);
typedef struct _framebuffer_p_t {
MP_PROTOCOL_HEAD // MP_QSTR_protocol_framebuffer
framebuffer_get_bufinfo_fun get_bufinfo;
framebuffer_swapbuffers_fun swapbuffers;
framebuffer_deinit_fun deinit;
framebuffer_set_brightness_fun set_brightness;
} framebuffer_p_t;
#endif // MICROPY_INCLUDED_SHARED_MODULE_DISPLAYIO_FRAMEBUFFERDISPLAY_H

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@ -52,6 +52,9 @@ class AdafruitBBCodeRenderer:
def double_emphasis(self, text):
return "[b]{}[/b]".format(text)
def emphasis(self, text):
return "[b]{}[/b]".format(text)
bbcode = mistune.Markdown(renderer=AdafruitBBCodeRenderer())
print()