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@@ -13,6 +13,7 @@
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#include <SDL3/SDL.h>
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#include <SDL3/SDL_main.h>
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+#include <SDL3/SDL_test.h>
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#define SHAPED_WINDOW_DIMENSION 640
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@@ -22,6 +23,7 @@ typedef struct LoadedPicture
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SDL_Texture *texture;
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SDL_WindowShapeMode mode;
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const char *name;
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+ struct LoadedPicture *next;
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} LoadedPicture;
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static Uint8 *g_bitmap = NULL;
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@@ -29,6 +31,11 @@ static int g_bitmap_w = 0, g_bitmap_h = 0;
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static SDL_Surface *g_shape_surface = NULL;
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static SDL_Texture *g_shape_texture = NULL;
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+static void log_usage(SDLTest_CommonState *state, char *progname) {
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+ static const char *options[] = { "sample1.bmp [sample2.bmp [sample3.bmp ...]]", NULL };
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+ SDLTest_CommonLogUsage(state, progname, options);
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+}
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+
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/* REQUIRES that bitmap point to a w-by-h bitmap with ppb pixels-per-byte. */
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static void SDL_CalculateShapeBitmap(SDL_WindowShapeMode mode, SDL_Surface *shape, Uint8 *bitmap, Uint8 ppb)
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{
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@@ -198,20 +205,32 @@ static void render(SDL_Renderer *renderer, SDL_Texture *texture)
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int main(int argc, char **argv)
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{
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- Uint8 num_pictures;
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- LoadedPicture *pictures;
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- int i, j;
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+ int num_pictures = 0;
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+ LoadedPicture *pic_i = NULL;
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+ LoadedPicture *picture_linked_list = NULL;
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+ LoadedPicture **pictures = NULL;
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+ int i;
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const SDL_DisplayMode *mode;
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SDL_PixelFormat *format = NULL;
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- SDL_Window *window;
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- SDL_Renderer *renderer;
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+ SDL_Window *window = NULL;
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+ SDL_Renderer *renderer = NULL;
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SDL_Color black = { 0, 0, 0, 0xff };
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SDL_Event event;
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int should_exit = 0;
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- unsigned int current_picture;
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+ int current_picture;
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int button_down;
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Uint32 pixelFormat = 0;
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int w, h, access = 0;
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+ SDLTest_CommonState *state;
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+ int rc;
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+
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+ /* Initialize test framework */
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+ state = SDLTest_CommonCreateState(argv, 0);
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+ if (state == NULL) {
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+ return 1;
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+ }
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+
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+ rc = 0;
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// SDL_SetHint(SDL_HINT_RENDER_DRIVER, "software");
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// SDL_SetHint(SDL_HINT_VIDEO_FORCE_EGL, "0");
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@@ -219,8 +238,31 @@ int main(int argc, char **argv)
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/* Enable standard application logging */
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SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
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- if (argc < 2) {
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+ /* Parse commandline */
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+ for (i = 1; i < argc;) {
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+ int consumed;
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+
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+ consumed = SDLTest_CommonArg(state, i);
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+ if (!consumed) {
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+ LoadedPicture *new_picture;
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+
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+ new_picture = SDL_malloc(sizeof(LoadedPicture));
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+ new_picture->name = argv[i];
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+ new_picture->next = picture_linked_list;
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+ picture_linked_list = new_picture;
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+ num_pictures++;
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+ consumed = 1;
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+ }
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+ if (consumed <= 0) {
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+ log_usage(state, argv[0]);
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+ exit(-1);
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+ }
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+
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+ i += consumed;
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+ }
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+ if (!num_pictures) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "SDL_Shape requires at least one bitmap file as argument.");
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+ log_usage(state, argv[0]);
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exit(-1);
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}
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@@ -232,94 +274,73 @@ int main(int argc, char **argv)
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mode = SDL_GetDesktopDisplayMode(SDL_GetPrimaryDisplay());
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if (!mode) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't get desktop display mode: %s", SDL_GetError());
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- exit(-2);
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+ rc = -2;
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+ goto ret;
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}
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- num_pictures = argc - 1;
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- pictures = (LoadedPicture *)SDL_malloc(sizeof(LoadedPicture) * num_pictures);
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- if (pictures == NULL) {
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+ /* Allocate an array of LoadedPicture pointers for convenience accesses. */
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+ pictures = (LoadedPicture **)SDL_malloc(sizeof(LoadedPicture*) * num_pictures);
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+ if (!pictures) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Could not allocate memory.");
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- exit(1);
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+ rc = 1;
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+ goto ret;
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}
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- for (i = 0; i < num_pictures; i++) {
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- pictures[i].surface = NULL;
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+ for (i = 0, pic_i = picture_linked_list; i < num_pictures; i++, pic_i = pic_i->next) {
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+ pictures[i] = pic_i;
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+ pictures[i]->surface = NULL;
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}
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for (i = 0; i < num_pictures; i++) {
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- pictures[i].surface = SDL_LoadBMP(argv[i + 1]);
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- pictures[i].name = argv[i + 1];
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- if (pictures[i].surface == NULL) {
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- for (j = 0; j < num_pictures; j++) {
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- SDL_DestroySurface(pictures[j].surface);
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- }
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- SDL_free(pictures);
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- SDL_Quit();
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- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Could not load surface from named bitmap file: %s", argv[i + 1]);
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- exit(-3);
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+ pictures[i]->surface = SDL_LoadBMP(pictures[i]->name);
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+ if (pictures[i]->surface == NULL) {
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+ SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Could not load surface from named bitmap file: %s", pictures[i]->name);
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+ rc = -3;
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+ goto ret;
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}
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- format = pictures[i].surface->format;
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+ format = pictures[i]->surface->format;
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if (SDL_ISPIXELFORMAT_ALPHA(format->format)) {
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- pictures[i].mode.mode = ShapeModeBinarizeAlpha;
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- pictures[i].mode.parameters.binarizationCutoff = 255;
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+ pictures[i]->mode.mode = ShapeModeBinarizeAlpha;
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+ pictures[i]->mode.parameters.binarizationCutoff = 255;
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} else {
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- pictures[i].mode.mode = ShapeModeColorKey;
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- pictures[i].mode.parameters.colorKey = black;
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+ pictures[i]->mode.mode = ShapeModeColorKey;
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+ pictures[i]->mode.parameters.colorKey = black;
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}
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}
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window = SDL_CreateWindow("SDL_Shape test", SHAPED_WINDOW_DIMENSION, SHAPED_WINDOW_DIMENSION, SDL_WINDOW_TRANSPARENT);
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if (window == NULL) {
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- for (i = 0; i < num_pictures; i++) {
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- SDL_DestroySurface(pictures[i].surface);
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- }
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- SDL_free(pictures);
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- SDL_Quit();
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Could not create shaped window for SDL_Shape.");
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- exit(-4);
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+ rc = -4;
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+ goto ret;
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}
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renderer = SDL_CreateRenderer(window, NULL, 0);
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if (renderer == NULL) {
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SDL_DestroyWindow(window);
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- for (i = 0; i < num_pictures; i++) {
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- SDL_DestroySurface(pictures[i].surface);
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- }
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- SDL_free(pictures);
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- SDL_Quit();
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Could not create rendering context for SDL_Shape window.");
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- exit(-5);
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+ rc = -4;
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+ goto ret;
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}
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for (i = 0; i < num_pictures; i++) {
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- pictures[i].texture = NULL;
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+ pictures[i]->texture = NULL;
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}
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for (i = 0; i < num_pictures; i++) {
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- pictures[i].texture = SDL_CreateTextureFromSurface(renderer, pictures[i].surface);
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- if (pictures[i].texture == NULL) {
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- for (i = 0; i < num_pictures; i++) {
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- if (pictures[i].texture != NULL) {
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- SDL_DestroyTexture(pictures[i].texture);
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- }
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- }
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- for (i = 0; i < num_pictures; i++) {
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- SDL_DestroySurface(pictures[i].surface);
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- }
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- SDL_free(pictures);
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- SDL_DestroyRenderer(renderer);
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- SDL_DestroyWindow(window);
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- SDL_Quit();
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+ pictures[i]->texture = SDL_CreateTextureFromSurface(renderer, pictures[i]->surface);
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+ if (pictures[i]->texture == NULL) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Could not create texture for SDL_shape.");
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- exit(-6);
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+ rc = -6;
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+ goto ret;
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}
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}
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should_exit = 0;
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current_picture = 0;
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button_down = 0;
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- SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION, "Changing to shaped bmp: %s", pictures[current_picture].name);
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- SDL_QueryTexture(pictures[current_picture].texture, &pixelFormat, &access, &w, &h);
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+ SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION, "Changing to shaped bmp: %s", pictures[current_picture]->name);
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+ SDL_QueryTexture(pictures[current_picture]->texture, &pixelFormat, &access, &w, &h);
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/* We want to set the window size in pixels */
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SDL_SetWindowSize(window, (int)SDL_ceilf(w / mode->display_scale), (int)SDL_ceilf(h / mode->display_scale));
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- SDL3_SetWindowShape(window, pictures[current_picture].surface, &pictures[current_picture].mode);
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+ SDL3_SetWindowShape(window, pictures[current_picture]->surface, &pictures[current_picture]->mode);
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while (should_exit == 0) {
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while (SDL_PollEvent(&event)) {
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if (event.type == SDL_EVENT_KEY_DOWN) {
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@@ -335,34 +356,40 @@ int main(int argc, char **argv)
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if (current_picture >= num_pictures) {
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current_picture = 0;
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}
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- SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION, "Changing to shaped bmp: %s", pictures[current_picture].name);
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- SDL_QueryTexture(pictures[current_picture].texture, &pixelFormat, &access, &w, &h);
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+ SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION, "Changing to shaped bmp: %s", pictures[current_picture]->name);
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+ SDL_QueryTexture(pictures[current_picture]->texture, &pixelFormat, &access, &w, &h);
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SDL_SetWindowSize(window, (int)SDL_ceilf(w / mode->display_scale), (int)SDL_ceilf(h / mode->display_scale));
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- SDL3_SetWindowShape(window, pictures[current_picture].surface, &pictures[current_picture].mode);
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+ SDL3_SetWindowShape(window, pictures[current_picture]->surface, &pictures[current_picture]->mode);
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}
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if (event.type == SDL_EVENT_QUIT) {
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should_exit = 1;
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break;
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}
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}
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- render(renderer, pictures[current_picture].texture);
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+ render(renderer, pictures[current_picture]->texture);
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SDL_Delay(10);
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}
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- /* Free the textures. */
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- for (i = 0; i < num_pictures; i++) {
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- SDL_DestroyTexture(pictures[i].texture);
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+ret:
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+ /* Free the textures + original surfaces backing the textures. */
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+ for (pic_i = picture_linked_list; pic_i; ) {
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+ LoadedPicture *next = pic_i->next;
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+ if (pic_i->texture) {
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+ SDL_DestroyTexture(pic_i->texture);
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+ }
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+ SDL_DestroySurface(pic_i->surface);
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+ SDL_free(pic_i);
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+ pic_i = next;
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}
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+ SDL_free(pictures);
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+
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+ /* Destroy the renderer. */
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SDL_DestroyRenderer(renderer);
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/* Destroy the window. */
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SDL_DestroyWindow(window);
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- /* Free the original surfaces backing the textures. */
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- for (i = 0; i < num_pictures; i++) {
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- SDL_DestroySurface(pictures[i].surface);
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- }
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- SDL_free(pictures);
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- /* Call SDL_Quit() before quitting. */
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+
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SDL_Quit();
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+ SDLTest_CommonDestroyState(state);
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- return 0;
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+ return rc;
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}
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