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switch to sdl renderer on ios app

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scawful
2024-08-06 17:28:18 -04:00
parent 52360a825b
commit e8295765c6
1 changed files with 12 additions and 41 deletions
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53
src/ios/main.mm
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@@ -70,15 +70,6 @@
SDL_iOSSetEventPump(SDL_FALSE); SDL_iOSSetEventPump(SDL_FALSE);
if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_TIMER | SDL_INIT_GAMECONTROLLER) != 0) {
printf("Error: %s\n", SDL_GetError());
abort();
}
// Inform SDL that we will be using metal for rendering. Without this hint initialization of metal
// renderer may fail.
SDL_SetHint(SDL_HINT_RENDER_DRIVER, "metal");
// Enable native IME. // Enable native IME.
SDL_SetHint(SDL_HINT_IME_SHOW_UI, "1"); SDL_SetHint(SDL_HINT_IME_SHOW_UI, "1");
@@ -96,13 +87,8 @@
abort(); abort();
} }
// Setup Platform/Renderer backends ImGui_ImplSDL2_InitForSDLRenderer(_controller->window(), _controller->renderer());
CAMetalLayer *layer = (__bridge CAMetalLayer *)SDL_RenderGetMetalLayer(_controller->renderer()); ImGui_ImplSDLRenderer2_Init(_controller->renderer());
layer.pixelFormat = MTLPixelFormatBGRA8Unorm;
// Setup Renderer backend
ImGui_ImplMetal_Init(layer.device);
ImGui_ImplSDL2_InitForMetal(_controller->window());
_controller->master_editor().overworld_editor().InitializeZeml(); _controller->master_editor().overworld_editor().InitializeZeml();
if (!_controller->LoadFontFamilies().ok()) { if (!_controller->LoadFontFamilies().ok()) {
@@ -145,14 +131,8 @@
#endif #endif
io.DisplayFramebufferScale = ImVec2(framebufferScale, framebufferScale); io.DisplayFramebufferScale = ImVec2(framebufferScale, framebufferScale);
id<MTLCommandBuffer> commandBuffer = [self.commandQueue commandBuffer]; ImGui_ImplSDLRenderer2_NewFrame();
MTLRenderPassDescriptor *renderPassDescriptor = view.currentRenderPassDescriptor; ImGui_ImplSDL2_NewFrame();
if (renderPassDescriptor == nil) {
[commandBuffer commit];
return;
}
ImGui_ImplMetal_NewFrame(renderPassDescriptor);
#if TARGET_OS_OSX #if TARGET_OS_OSX
ImGui_ImplOSX_NewFrame(view); ImGui_ImplOSX_NewFrame(view);
#endif #endif
@@ -171,23 +151,7 @@
} }
ImGui::End(); ImGui::End();
} }
_controller->DoRender();
ImGui::Render();
ImDrawData *draw_data = ImGui::GetDrawData();
static ImVec4 clear_color = ImVec4(0.45f, 0.55f, 0.60f, 1.00f);
renderPassDescriptor.colorAttachments[0].clearColor =
MTLClearColorMake(clear_color.x * clear_color.w, clear_color.y * clear_color.w,
clear_color.z * clear_color.w, clear_color.w);
id<MTLRenderCommandEncoder> renderEncoder =
[commandBuffer renderCommandEncoderWithDescriptor:renderPassDescriptor];
[renderEncoder pushDebugGroup:@"Dear ImGui rendering"];
ImGui_ImplMetal_RenderDrawData(draw_data, commandBuffer, renderEncoder);
[renderEncoder popDebugGroup];
[renderEncoder endEncoding];
// Present
[commandBuffer presentDrawable:view.currentDrawable];
[commandBuffer commit];
} }
- (void)mtkView:(MTKView *)view drawableSizeWillChange:(CGSize)size { - (void)mtkView:(MTKView *)view drawableSizeWillChange:(CGSize)size {
@@ -299,6 +263,13 @@
return YES; return YES;
} }
- (void)applicationWillTerminate:(UIApplication *)application {
ImGui_ImplSDLRenderer2_Shutdown();
ImGui_ImplSDL2_Shutdown();
ImGui::DestroyContext();
SDL_Quit();
}
- (void)presentDocumentPickerWithCompletionHandler: - (void)presentDocumentPickerWithCompletionHandler:
(void (^)(NSString *selectedFile))completionHandler { (void (^)(NSString *selectedFile))completionHandler {
self.completionHandler = completionHandler; self.completionHandler = completionHandler;