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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,93 +1,92 @@ | ||
| #define RGFW_IMPLEMENTATION | ||
| #define RGFW_BUFFER | ||
| //#define RGFW_OPENGL | ||
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| #include "RGFW.h" | ||
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| u8 icon[4 * 3 * 3] = {0xFF, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0xFF, 0xFF, 0xFF, 0x00, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0x00, 0xFF}; | ||
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| RGFW_area screenSize; | ||
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| /* fill buffer with a color, clearing anything that was on it */ | ||
| void clear(RGFW_window* win, u8 color[4]) { | ||
| /* if all the values are the same */ | ||
| if (color[0] == color[1] && color[0] == color[2] && color[0] == color[3]) { | ||
| /* set it all in one function */ | ||
| memset(win->buffer, 0, screenSize.w * win->r.h * 4 * sizeof(u8)); | ||
| return; | ||
| } | ||
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| /* else we'll have to something more complex... */ | ||
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| /* loop through each *pixel* (not channel) of the buffer */ | ||
| u32 x, y; | ||
| for (y = 0; y < (u32)win->r.h; y++) { | ||
| for (x = 0; x < screenSize.w; x++) { | ||
| u32 index = (y * 4 * screenSize.w) + x * 4; | ||
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| /* copy the color to that pixel */ | ||
| memcpy(win->buffer + index, color, 4 * sizeof(u8)); | ||
| } | ||
| } | ||
| } | ||
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| /* this can also be used to convert BGR to RGB */ | ||
| void bitmap_rgbToBgr(u8* bitmap, RGFW_area a) { | ||
| /* loop through each *pixel* (not channel) of the buffer */ | ||
| u32 x, y; | ||
| for (y = 0; y < a.h; y++) { | ||
| for (x = 0; x < a.w; x++) { | ||
| u32 index = (y * 4 * a.w) + x * 4; | ||
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| u8 red = bitmap[index]; | ||
| bitmap[index] = bitmap[index + 2]; | ||
| bitmap[index + 2] = red; | ||
| } | ||
| } | ||
| } | ||
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| void drawBitmap(RGFW_window* win, u8* bitmap, RGFW_rect rect) { | ||
| u32 y; | ||
| for (y = 0; y < (u32)rect.h; y++) { | ||
| u32 index = (rect.y + y) * (4 * screenSize.w) + rect.x * 4; | ||
| memcpy(win->buffer + index, bitmap + (4 * rect.w * y), rect.w * 4 * sizeof(u8)); | ||
| } | ||
| } | ||
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| void drawRect(RGFW_window* win, RGFW_rect r, u8 color[4]) { | ||
| for(int x = r.x; x < (r.x + r.w); x++) { | ||
| for(int y = r.y; y < (r.y + r.h); y++) { | ||
| int index = y * (4 * screenSize.w) + x * 4; | ||
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| memcpy(win->buffer + index, color, 4 * sizeof(u8)); | ||
| } | ||
| } | ||
| } | ||
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| int main(void) { | ||
| RGFW_window* win = RGFW_createWindow("Basic buffer example", RGFW_RECT(0, 0, 500, 500), RGFW_windowCenter | RGFW_windowTransparent); | ||
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| screenSize = RGFW_getScreenSize(); | ||
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| i8 running = 1; | ||
| while (running) { | ||
| while (RGFW_window_checkEvent(win)) { | ||
| if (win->event.type == RGFW_quit || RGFW_isPressed(win, RGFW_escape)) { | ||
| running = 0; | ||
| break; | ||
| } | ||
| } | ||
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| clear(win, (u8[4]){0, 0, 255, 100}); | ||
| drawRect(win, RGFW_RECT(200, 200, 200, 200), (u8[4]){255, 0, 0, 255}); | ||
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| drawBitmap(win, icon, RGFW_RECT(100, 100, 3, 3)); | ||
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| //RGFW_window_setGPURender(win, 0); | ||
| RGFW_window_swapBuffers(win); | ||
| RGFW_window_checkFPS(win, 0); | ||
| } | ||
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| RGFW_window_close(win); | ||
| } | ||
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| #define RGFW_IMPLEMENTATION | ||
| #define RGFW_BUFFER | ||
| //#define RGFW_OPENGL | ||
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| #include "RGFW.h" | ||
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| u8 icon[4 * 3 * 3] = {0xFF, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0xFF, 0xFF, 0xFF, 0x00, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0x00, 0xFF}; | ||
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| RGFW_area screenSize; | ||
|
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| /* fill buffer with a color, clearing anything that was on it */ | ||
| void clear(RGFW_window* win, u8 color[4]) { | ||
| /* if all the values are the same */ | ||
| if (color[0] == color[1] && color[0] == color[2] && color[0] == color[3]) { | ||
| /* set it all in one function */ | ||
| memset(win->buffer, 0, screenSize.w * win->r.h * 4 * sizeof(u8)); | ||
| return; | ||
| } | ||
|
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||
| /* else we'll have to something more complex... */ | ||
|
|
||
| /* loop through each *pixel* (not channel) of the buffer */ | ||
| u32 x, y; | ||
| for (y = 0; y < (u32)win->r.h; y++) { | ||
| for (x = 0; x < screenSize.w; x++) { | ||
| u32 index = (y * 4 * screenSize.w) + x * 4; | ||
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| /* copy the color to that pixel */ | ||
| memcpy(win->buffer + index, color, 4 * sizeof(u8)); | ||
| } | ||
| } | ||
| } | ||
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| /* this can also be used to convert BGR to RGB */ | ||
| void bitmap_rgbToBgr(u8* bitmap, RGFW_area a) { | ||
| /* loop through each *pixel* (not channel) of the buffer */ | ||
| u32 x, y; | ||
| for (y = 0; y < a.h; y++) { | ||
| for (x = 0; x < a.w; x++) { | ||
| u32 index = (y * 4 * a.w) + x * 4; | ||
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| u8 red = bitmap[index]; | ||
| bitmap[index] = bitmap[index + 2]; | ||
| bitmap[index + 2] = red; | ||
| } | ||
| } | ||
| } | ||
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| void drawBitmap(RGFW_window* win, u8* bitmap, RGFW_rect rect) { | ||
| u32 y; | ||
| for (y = 0; y < (u32)rect.h; y++) { | ||
| u32 index = (rect.y + y) * (4 * screenSize.w) + rect.x * 4; | ||
| memcpy(win->buffer + index, bitmap + (4 * rect.w * y), rect.w * 4 * sizeof(u8)); | ||
| } | ||
| } | ||
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| void drawRect(RGFW_window* win, RGFW_rect r, u8 color[4]) { | ||
| for(int x = r.x; x < (r.x + r.w); x++) { | ||
| for(int y = r.y; y < (r.y + r.h); y++) { | ||
| int index = y * (4 * screenSize.w) + x * 4; | ||
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| memcpy(win->buffer + index, color, 4 * sizeof(u8)); | ||
| } | ||
| } | ||
| } | ||
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| int main(void) { | ||
| RGFW_window* win = RGFW_createWindow("Basic buffer example", RGFW_RECT(0, 0, 500, 500), RGFW_windowCenter | RGFW_windowTransparent); | ||
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| screenSize = RGFW_getScreenSize(); | ||
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| i8 running = 1; | ||
| while (running) { | ||
| while (RGFW_window_checkEvent(win)) { | ||
| if (win->event.type == RGFW_quit || RGFW_isPressed(win, RGFW_escape)) { | ||
| running = 0; | ||
| break; | ||
| } | ||
| } | ||
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| clear(win, (u8[4]){0, 0, 255, 100}); | ||
| drawRect(win, RGFW_RECT(200, 200, 200, 200), (u8[4]){255, 0, 0, 255}); | ||
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| drawBitmap(win, icon, RGFW_RECT(100, 100, 3, 3)); | ||
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| //RGFW_window_setGPURender(win, 0); | ||
| RGFW_window_swapBuffers(win); | ||
| RGFW_window_checkFPS(win, 0); | ||
| } | ||
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| RGFW_window_close(win); | ||
| } |
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