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Added canvas_fill(rgba) and a 50% black fill bound to the 'c' key.

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This commit is contained in:
Marcel Hellkamp 2018-03-29 18:39:37 +02:00
parent 0090f518e9
commit c651046e3f
3 changed files with 11 additions and 0 deletions
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8
pixelnuke/canvas.c
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@ -376,6 +376,14 @@ void canvas_set_px(unsigned int x, unsigned int y, uint32_t rgba) {
ptr[2] = b;
}
void canvas_fill(uint32_t rgba) {
CanvasLayer * layer = canvas_base;
for(int x=0; x<layer->size; x++)
for(int y=0; y<layer->size; y++)
canvas_set_px(x, y, rgba);
}
void canvas_get_px(unsigned int x, unsigned int y, uint32_t *rgba) {
CanvasLayer * layer = canvas_base;
GLubyte* ptr = canvas_offset(layer, x, y);

1
pixelnuke/canvas.h
View file

@ -15,6 +15,7 @@ void canvas_close();
void canvas_fullscreen(int display);
int canvas_get_display();
void canvas_fill(uint32_t rgba);
void canvas_set_px(unsigned int x, unsigned int y, uint32_t rgba);
void canvas_get_px(unsigned int x, unsigned int y, uint32_t *rgba);

2
pixelnuke/pixelnuke.c
View file

@ -114,6 +114,8 @@ void px_on_key(int key, int scancode, int mods) {
canvas_fullscreen(-1);
} else if (key == 301) { // F12
canvas_fullscreen(canvas_get_display() + 1);
} else if (key == 67) { // c
canvas_fill(0x00000088);
} else if (key == 81 || key == 256) { // q or ESC
canvas_close();
}