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Backends: WebGPU: clarify build failure when attempting to build with Dawn for iOS. (#9155, #9156)

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JD31 2026-01-07 16:37:59 +01:00 • committed by ocornut
parent b467a0466c
commit 4ce188def8
1 changed files with 5 additions and 2 deletions
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7
backends/imgui_impl_wgpu.cpp
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@ -1020,15 +1020,18 @@ void ImGui_ImplWGPU_DebugPrintAdapterInfo(const WGPUAdapter& adapter)
#if defined(__APPLE__) #if defined(__APPLE__)
// MacOS specific: is necessary to compile with "-x objective-c++" flags // MacOS specific: is necessary to compile with "-x objective-c++" flags
// (e.g. using cmake: set_source_files_properties(${IMGUI_DIR}/backends/imgui_impl_wgpu.cpp PROPERTIES COMPILE_FLAGS "-x objective-c++") ) // (e.g. using cmake: set_source_files_properties(${IMGUI_DIR}/backends/imgui_impl_wgpu.cpp PROPERTIES COMPILE_FLAGS "-x objective-c++") )
#include <TargetConditionals.h>
#if TARGET_OS_OSX
#include <Cocoa/Cocoa.h> #include <Cocoa/Cocoa.h>
#include <QuartzCore/CAMetalLayer.h> #include <QuartzCore/CAMetalLayer.h>
#endif #endif
#endif
WGPUSurface ImGui_ImplWGPU_CreateWGPUSurfaceHelper(ImGui_ImplWGPU_CreateSurfaceInfo* info) WGPUSurface ImGui_ImplWGPU_CreateWGPUSurfaceHelper(ImGui_ImplWGPU_CreateSurfaceInfo* info)
{ {
WGPUSurfaceDescriptor surface_descriptor = {}; WGPUSurfaceDescriptor surface_descriptor = {};
WGPUSurface surface = {}; WGPUSurface surface = {};
#if defined(__APPLE__) #if defined(__APPLE__) && TARGET_OS_OSX
if (strcmp(info->System, "cocoa") == 0) if (strcmp(info->System, "cocoa") == 0)
{ {
IM_ASSERT(info->RawWindow != nullptr); IM_ASSERT(info->RawWindow != nullptr);
@ -1075,7 +1078,7 @@ WGPUSurface ImGui_ImplWGPU_CreateWGPUSurfaceHelper(ImGui_ImplWGPU_CreateSurfaceI
surface = wgpuInstanceCreateSurface(info->Instance, &surface_descriptor); surface = wgpuInstanceCreateSurface(info->Instance, &surface_descriptor);
} }
#else #else
#error "Unsupported WebGPU native platform!" fprintf(stderr, "'CreateWGPUSurfaceHelper' is not implemented for this platform\n");
#endif #endif
return surface; return surface;
} }