testshape: use SDL_test to create multiple windows
Anonymous Maarten
Anonymous Maarten
parent
20250aecc5
commit
7484d02a2e
150
test/testshape.c
150
test/testshape.c
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@ -50,7 +50,9 @@ typedef struct SDL_WindowShapeMode
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typedef struct LoadedPicture
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{
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SDL_Surface *surface;
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SDL_Texture *texture;
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int num_textures;
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SDL_Texture **textures;
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SDL_Texture **shape_textures;
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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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@ -59,7 +61,6 @@ typedef struct LoadedPicture
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static Uint8 *g_bitmap = NULL;
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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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@ -115,16 +116,23 @@ static void SDL_CalculateShapeBitmap(SDL_WindowShapeMode mode, SDL_Surface *shap
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}
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}
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static int SDL3_SetWindowShape(SDL_Window *window, SDL_Surface *shape, SDL_WindowShapeMode *shape_mode)
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static int SDL3_SetWindowShape(LoadedPicture *picture, SDL_WindowShapeMode *shape_mode)
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{
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if (g_bitmap) {
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SDL_free(g_bitmap);
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g_bitmap = NULL;
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}
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if (g_shape_texture) {
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SDL_DestroyTexture(g_shape_texture);
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g_shape_texture = NULL;
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if (!picture) {
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return SDL_SetError("picture");
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}
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if (picture->shape_textures[0]) {
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int i;
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for (i = 0; i < picture->num_textures; i++) {
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SDL_DestroyTexture(picture->shape_textures[i]);
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picture->shape_textures[i] = NULL;
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}
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}
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if (g_shape_surface) {
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@ -132,22 +140,18 @@ static int SDL3_SetWindowShape(SDL_Window *window, SDL_Surface *shape, SDL_Windo
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g_shape_surface = NULL;
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}
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if (!shape) {
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return SDL_SetError("shape");
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}
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if (!shape_mode) {
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return SDL_SetError("shape_mode");
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}
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g_bitmap_w = shape->w;
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g_bitmap_h = shape->h;
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g_bitmap = (Uint8*) SDL_malloc(shape->w * shape->h);
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g_bitmap_w = picture->surface->w;
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g_bitmap_h = picture->surface->h;
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g_bitmap = (Uint8*) SDL_malloc(picture->surface->w * picture->surface->h);
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if (!g_bitmap) {
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return -1;
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}
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SDL_CalculateShapeBitmap(*shape_mode, shape, g_bitmap, 1);
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SDL_CalculateShapeBitmap(*shape_mode, picture->surface, g_bitmap, 1);
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g_shape_surface = SDL_CreateSurface(g_bitmap_w, g_bitmap_h, SDL_PIXELFORMAT_ABGR8888);
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if (g_shape_surface) {
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@ -169,14 +173,14 @@ static int SDL3_SetWindowShape(SDL_Window *window, SDL_Surface *shape, SDL_Windo
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return 0;
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}
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static void render(SDL_Renderer *renderer, SDL_Texture *texture)
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static void render(int index, SDL_Renderer *renderer, LoadedPicture *picture)
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{
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/* Clear render-target to blue. */
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SDL_SetRenderDrawColor(renderer, 0x00, 0x00, 0xff, 0xff);
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SDL_RenderClear(renderer);
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/* Render the texture. */
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SDL_RenderTexture(renderer, texture, NULL, NULL);
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SDL_RenderTexture(renderer, picture->textures[index], NULL, NULL);
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/* Apply the shape */
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if (g_shape_surface) {
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@ -200,19 +204,19 @@ static void render(SDL_Renderer *renderer, SDL_Texture *texture)
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SDL_SetRenderDrawColor(renderer, r, g, b, a);
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}
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} else {
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if (!g_shape_texture) {
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if (!picture->shape_textures[index]) {
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SDL_BlendMode bm;
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g_shape_texture = SDL_CreateTextureFromSurface(renderer, g_shape_surface);
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picture->shape_textures[index] = SDL_CreateTextureFromSurface(renderer, g_shape_surface);
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/* if Alpha is 0, set all to 0, else leave unchanged. */
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bm = SDL_ComposeCustomBlendMode(
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SDL_BLENDFACTOR_ZERO, SDL_BLENDFACTOR_SRC_ALPHA, SDL_BLENDOPERATION_ADD,
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SDL_BLENDFACTOR_ZERO, SDL_BLENDFACTOR_SRC_ALPHA, SDL_BLENDOPERATION_ADD);
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SDL_SetTextureBlendMode(g_shape_texture, bm);
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SDL_SetTextureBlendMode(picture->shape_textures[index], bm);
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}
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SDL_RenderTexture(renderer, g_shape_texture, NULL, NULL);
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SDL_RenderTexture(renderer, picture->shape_textures[index], NULL, NULL);
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}
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}
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@ -226,13 +230,11 @@ int main(int argc, char **argv)
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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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int j;
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const SDL_DisplayMode *mode;
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SDL_PixelFormat *format = NULL;
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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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int done = 0;
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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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@ -241,11 +243,14 @@ int main(int argc, char **argv)
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int rc;
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/* Initialize test framework */
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state = SDLTest_CommonCreateState(argv, 0);
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state = SDLTest_CommonCreateState(argv, SDL_INIT_VIDEO);
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if (!state) {
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return 1;
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}
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state->window_flags |= SDL_WINDOW_TRANSPARENT;
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state->window_flags &= ~SDL_WINDOW_RESIZABLE;
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rc = 0;
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/* SDL_SetHint(SDL_HINT_RENDER_DRIVER, "software"); */
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@ -277,14 +282,16 @@ int main(int argc, char **argv)
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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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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "testshape 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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rc = -1;
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goto ret;
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}
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if (SDL_Init(SDL_INIT_VIDEO) == -1) {
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if (!SDLTest_CommonInit(state)) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Could not initialize SDL video.");
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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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mode = SDL_GetDesktopDisplayMode(SDL_GetPrimaryDisplay());
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@ -323,48 +330,42 @@ int main(int argc, char **argv)
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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) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Could not create shaped window for SDL_Shape.");
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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) {
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SDL_DestroyWindow(window);
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Could not create rendering context for SDL_Shape window.");
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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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}
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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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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Could not create texture for SDL_shape.");
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rc = -6;
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pictures[i]->textures = SDL_calloc(state->num_windows, sizeof(SDL_Texture *));
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pictures[i]->shape_textures = SDL_calloc(state->num_windows, sizeof(SDL_Texture *));
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if (!pictures[i]->textures || !pictures[i]->shape_textures) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Could not create textures array(s).");
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rc = -4;
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goto ret;
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}
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for (j = 0; j < state->num_windows; j++) {
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pictures[i]->textures[j] = SDL_CreateTextureFromSurface(state->renderers[j], pictures[i]->surface);
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if (!pictures[i]->textures[j]) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Could not create textures for SDL_shape.");
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rc = -5;
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goto ret;
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}
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}
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}
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should_exit = 0;
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done = 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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/* We want to set the window size in pixels */
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SDL_SetWindowSize(window, (int)SDL_ceilf(w / mode->pixel_density), (int)SDL_ceilf(h / mode->pixel_density));
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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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for (i = 0; i < state->num_windows; i++) {
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SDL_QueryTexture(pictures[current_picture]->textures[i], &pixelFormat, &access, &w, &h);
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/* We want to set the window size in pixels */
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SDL_SetWindowSize(state->windows[i], (int)SDL_ceilf(w / mode->pixel_density), (int)SDL_ceilf(h / mode->pixel_density));
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}
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SDL3_SetWindowShape(pictures[current_picture], &pictures[current_picture]->mode);
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while (!done) {
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SDL_Event event;
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while (SDL_PollEvent(&event)) {
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SDLTest_CommonEvent(state, &event, &done);
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if (event.type == SDL_EVENT_KEY_DOWN) {
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button_down = 1;
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if (event.key.keysym.sym == SDLK_ESCAPE) {
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should_exit = 1;
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break;
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}
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}
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if (button_down && event.type == SDL_EVENT_KEY_UP) {
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button_down = 0;
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@ -373,16 +374,16 @@ int main(int argc, char **argv)
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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_SetWindowSize(window, (int)SDL_ceilf(w / mode->pixel_density), (int)SDL_ceilf(h / mode->pixel_density));
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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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for (i = 0; i < state->num_windows; i++) {
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SDL_QueryTexture(pictures[current_picture]->textures[i], &pixelFormat, &access, &w, &h);
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SDL_SetWindowSize(state->windows[i], (int)SDL_ceilf(w / mode->pixel_density),(int)SDL_ceilf(h / mode->pixel_density));
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SDL3_SetWindowShape(pictures[current_picture], &pictures[current_picture]->mode);
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}
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}
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}
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render(renderer, pictures[current_picture]->texture);
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for (i = 0; i < state->num_windows; i++) {
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render(i, state->renderers[i], pictures[current_picture]);
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}
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SDL_Delay(10);
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}
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@ -390,20 +391,16 @@ 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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for (j = 0; j < state->num_windows; j++) {
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SDL_DestroyTexture(pic_i->textures[i]);
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}
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SDL_free(pic_i->textures);
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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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/* 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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if (g_bitmap) {
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SDL_free(g_bitmap);
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g_bitmap = NULL;
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@ -413,8 +410,7 @@ ret:
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g_shape_surface = NULL;
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}
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SDL_Quit();
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SDLTest_CommonDestroyState(state);
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SDLTest_CommonQuit(state);
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return rc;
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}
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