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Merge pull request #320 from shakkar23/patch-1

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[Renderers/SDL2] Enable live resizing of layout during window resize in SDL2
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Nic Barker 2025-03-11 10:29:34 +13:00 committed by GitHub
parent 82bb48a235 e856136a8e
commit f824ddfd25
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GPG key ID: B5690EEEBB952194
1 changed files with 47 additions and 0 deletions
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47
examples/SDL2-video-demo/main.c
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@ -17,6 +17,41 @@ void HandleClayErrors(Clay_ErrorData errorData) {
printf("%s", errorData.errorText.chars);
}
struct ResizeRenderData_ {
SDL_Window* window;
int windowWidth;
int windowHeight;
ClayVideoDemo_Data demoData;
SDL_Renderer* renderer;
SDL2_Font* fonts;
};
typedef struct ResizeRenderData_ ResizeRenderData;
int resizeRendering(void* userData, SDL_Event* event) {
ResizeRenderData *actualData = userData;
if (event->type == SDL_WINDOWEVENT && event->window.event == SDL_WINDOWEVENT_EXPOSED) {
SDL_Window* window = actualData->window;
int windowWidth = actualData->windowWidth;
int windowHeight = actualData->windowHeight;
ClayVideoDemo_Data demoData = actualData->demoData;
SDL_Renderer* renderer = actualData->renderer;
SDL2_Font* fonts = actualData->fonts;
SDL_GetWindowSize(window, &windowWidth, &windowHeight);
Clay_SetLayoutDimensions((Clay_Dimensions) { (float)windowWidth, (float)windowHeight });
Clay_RenderCommandArray renderCommands = ClayVideoDemo_CreateLayout(&demoData);
SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255);
SDL_RenderClear(renderer);
Clay_SDL2_Render(renderer, renderCommands, fonts);
SDL_RenderPresent(renderer);
}
return 0;
}
int main(int argc, char *argv[]) {
if (SDL_Init(SDL_INIT_VIDEO) < 0) {
fprintf(stderr, "Error: could not initialize SDL: %s\n", SDL_GetError());
@ -73,6 +108,18 @@ int main(int argc, char *argv[]) {
double deltaTime = 0;
ClayVideoDemo_Data demoData = ClayVideoDemo_Initialize();
ResizeRenderData userData = {
window, // SDL_Window*
windowWidth, // int
windowHeight, // int
demoData, // CustomShit
renderer, // SDL_Renderer*
fonts // SDL2_Font[1]
};
// add an event watcher that will render the screen while youre dragging the window to different sizes
SDL_AddEventWatch(resizeRendering, &userData);
while (true) {
Clay_Vector2 scrollDelta = {};
SDL_Event event;