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transposing and mirroring work 

* fix absolute_transform dirtying early instead of after the change, missing the draw
* fix transpose and mirror. (0,0) -> location in all vector shapes now in all rotations.
This commit is contained in:
Kenny 2021-08-08 17:01:36 -07:00
parent 7eece7d959
commit cf2712d23f
1 changed files with 37 additions and 18 deletions
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55
shared-module/vectorio/VectorShape.c
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@ -14,8 +14,8 @@
#include "shared-bindings/vectorio/Rectangle.h"
// Lifecycle actions.
// #define VECTORIO_SHAPE_DEBUG(...) (void)0
#define VECTORIO_SHAPE_DEBUG(...) mp_printf(&mp_plat_print, __VA_ARGS__)
#define VECTORIO_SHAPE_DEBUG(...) (void)0
// #define VECTORIO_SHAPE_DEBUG(...) mp_printf(&mp_plat_print, __VA_ARGS__)
// Used in both logging and ifdefs, for extra variables
@ -23,8 +23,8 @@
// Really verbose.
// #define VECTORIO_SHAPE_PIXEL_DEBUG(...) (void)0
#define VECTORIO_SHAPE_PIXEL_DEBUG(...) mp_printf(&mp_plat_print, __VA_ARGS__)
#define VECTORIO_SHAPE_PIXEL_DEBUG(...) (void)0
// #define VECTORIO_SHAPE_PIXEL_DEBUG(...) mp_printf(&mp_plat_print, __VA_ARGS__)
#define U32_TO_BINARY_FMT "%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c"
#define U32_TO_BINARY(u32) \
@ -96,8 +96,19 @@ static void _get_screen_area(vectorio_vector_shape_t *self, displayio_area_t *ou
if (self->absolute_transform->transpose_xy) {
x = self->absolute_transform->x + self->absolute_transform->dx * self->y;
y = self->absolute_transform->y + self->absolute_transform->dy * self->x;
if (self->absolute_transform->dx < 1) {
out_area->y1 = out_area->y1 * -1 + 1;
out_area->y2 = out_area->y2 * -1 + 1;
}
if (self->absolute_transform->dy < 1) {
out_area->x1 = out_area->x1 * -1 + 1;
out_area->x2 = out_area->x2 * -1 + 1;
}
area_transpose(out_area);
} else {
x = self->absolute_transform->x + self->absolute_transform->dx * self->x;
y = self->absolute_transform->y + self->absolute_transform->dy * self->y;
if (self->absolute_transform->dx < 1) {
out_area->x1 = out_area->x1 * -1 + 1;
out_area->x2 = out_area->x2 * -1 + 1;
@ -106,8 +117,6 @@ static void _get_screen_area(vectorio_vector_shape_t *self, displayio_area_t *ou
out_area->y1 = out_area->y1 * -1 + 1;
out_area->y2 = out_area->y2 * -1 + 1;
}
x = self->absolute_transform->x + self->absolute_transform->dx * self->x;
y = self->absolute_transform->y + self->absolute_transform->dy * self->y;
}
displayio_area_canon(out_area);
displayio_area_shift(out_area, x, y);
@ -307,25 +316,35 @@ bool vectorio_vector_shape_fill_area(vectorio_vector_shape_t *self, const _displ
if (self->absolute_transform->transpose_xy) {
pixel_to_get_x = input_pixel.y - self->absolute_transform->y - self->absolute_transform->dy * self->x;
pixel_to_get_y = input_pixel.x - self->absolute_transform->x - self->absolute_transform->dx * self->y;
VECTORIO_SHAPE_PIXEL_DEBUG(" a(%3d, %3d)", pixel_to_get_x, pixel_to_get_y);
if (self->absolute_transform->mirror_x) {
pixel_to_get_y = shape_area.y2 - 1 - pixel_to_get_y;
VECTORIO_SHAPE_PIXEL_DEBUG(" a(%3d, %3d)", pixel_to_get_x, pixel_to_get_y);
if (self->absolute_transform->dx < 1) {
pixel_to_get_y *= -1;
}
if (self->absolute_transform->mirror_y) {
pixel_to_get_x = shape_area.x2 - 1 - pixel_to_get_x;
if (self->absolute_transform->dy < 1) {
pixel_to_get_x *= -1;
}
VECTORIO_SHAPE_PIXEL_DEBUG(" b(%3d, %3d)", pixel_to_get_x, pixel_to_get_y);
} else {
pixel_to_get_x = input_pixel.x - self->absolute_transform->x - self->absolute_transform->dx * self->x;
pixel_to_get_y = input_pixel.y - self->absolute_transform->y - self->absolute_transform->dy * self->y;
VECTORIO_SHAPE_PIXEL_DEBUG(" a(%3d, %3d)", pixel_to_get_x, pixel_to_get_y);
if (self->absolute_transform->mirror_x) {
pixel_to_get_x = (shape_area.x2 - shape_area.x1) - (pixel_to_get_x + shape_area.x1) + shape_area.x1 - 1;
VECTORIO_SHAPE_PIXEL_DEBUG(" a(%3d, %3d)", pixel_to_get_x, pixel_to_get_y);
if (self->absolute_transform->dx < 1) {
pixel_to_get_x *= -1;
}
if (self->absolute_transform->mirror_y) {
pixel_to_get_y = (shape_area.y2 - shape_area.y1) - (pixel_to_get_y + shape_area.y1) + +shape_area.y1 - 1;
if (self->absolute_transform->dy < 1) {
pixel_to_get_y *= -1;
}
VECTORIO_SHAPE_PIXEL_DEBUG(" b(%3d, %3d)", pixel_to_get_x, pixel_to_get_y);
// It's mirrored via dx. Maybe we need to add support for also separately mirroring?
// if (self->absolute_transform->mirror_x) {
// pixel_to_get_x = (shape_area.x2 - shape_area.x1) - (pixel_to_get_x - shape_area.x1) + shape_area.x1 - 1;
// }
// if (self->absolute_transform->mirror_y) {
// pixel_to_get_y = (shape_area.y2 - shape_area.y1) - (pixel_to_get_y - shape_area.y1) + +shape_area.y1 - 1;
// }
}
VECTORIO_SHAPE_PIXEL_DEBUG(" get_pixel %p (%3d, %3d) -> ( %3d, %3d )", self->ishape.shape, input_pixel.x, input_pixel.y, pixel_to_get_x, pixel_to_get_y);
@ -407,7 +426,7 @@ bool vectorio_vector_shape_fill_area(vectorio_vector_shape_t *self, const _displ
void vectorio_vector_shape_finish_refresh(vectorio_vector_shape_t *self) {
if (displayio_area_empty(&self->ephemeral_dirty_area)) {
if (displayio_area_empty(&self->ephemeral_dirty_area) && !self->current_area_dirty) {
return;
}
VECTORIO_SHAPE_DEBUG("%p finish_refresh was:{(%3d,%3d), (%3d,%3d)}\n", self, self->ephemeral_dirty_area.x1, self->ephemeral_dirty_area.y1, self->ephemeral_dirty_area.x2, self->ephemeral_dirty_area.y2);
@ -484,6 +503,6 @@ displayio_area_t *vectorio_vector_shape_get_refresh_areas(vectorio_vector_shape_
}
void vectorio_vector_shape_update_transform(vectorio_vector_shape_t *self, displayio_buffer_transform_t *group_transform) {
common_hal_vectorio_vector_shape_set_dirty(self);
self->absolute_transform = group_transform == NULL ? &null_transform : group_transform;
common_hal_vectorio_vector_shape_set_dirty(self);
}