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Backends: SDL_Renderer2/3: Use endian-dependent RGBA32 texture format, to match SDL_Color. (#8327)

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Daniel K. O. (dkosmari) 2025-01-17 19:18:05 -03:00 committed by ocornut
parent 80c9cd1f6e
commit aa23f3801b
3 changed files with 6 additions and 2 deletions
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3
backends/imgui_impl_sdlrenderer2.cpp
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@ -21,6 +21,7 @@
// - Introduction, links and more at the top of imgui.cpp // - Introduction, links and more at the top of imgui.cpp
// CHANGELOG // CHANGELOG
// 2025-01-18: Use endian-dependent RGBA32 texture format, to match SDL_Color.
// 2024-10-09: Expose selected render state in ImGui_ImplSDLRenderer2_RenderState, which you can access in 'void* platform_io.Renderer_RenderState' during draw callbacks. // 2024-10-09: Expose selected render state in ImGui_ImplSDLRenderer2_RenderState, which you can access in 'void* platform_io.Renderer_RenderState' during draw callbacks.
// 2024-05-14: *BREAKING CHANGE* ImGui_ImplSDLRenderer3_RenderDrawData() requires SDL_Renderer* passed as parameter. // 2024-05-14: *BREAKING CHANGE* ImGui_ImplSDLRenderer3_RenderDrawData() requires SDL_Renderer* passed as parameter.
// 2023-05-30: Renamed imgui_impl_sdlrenderer.h/.cpp to imgui_impl_sdlrenderer2.h/.cpp to accommodate for upcoming SDL3. // 2023-05-30: Renamed imgui_impl_sdlrenderer.h/.cpp to imgui_impl_sdlrenderer2.h/.cpp to accommodate for upcoming SDL3.
@ -228,7 +229,7 @@ bool ImGui_ImplSDLRenderer2_CreateFontsTexture()
// Upload texture to graphics system // Upload texture to graphics system
// (Bilinear sampling is required by default. Set 'io.Fonts->Flags |= ImFontAtlasFlags_NoBakedLines' or 'style.AntiAliasedLinesUseTex = false' to allow point/nearest sampling) // (Bilinear sampling is required by default. Set 'io.Fonts->Flags |= ImFontAtlasFlags_NoBakedLines' or 'style.AntiAliasedLinesUseTex = false' to allow point/nearest sampling)
bd->FontTexture = SDL_CreateTexture(bd->Renderer, SDL_PIXELFORMAT_ABGR8888, SDL_TEXTUREACCESS_STATIC, width, height); bd->FontTexture = SDL_CreateTexture(bd->Renderer, SDL_PIXELFORMAT_RGBA32, SDL_TEXTUREACCESS_STATIC, width, height);
if (bd->FontTexture == nullptr) if (bd->FontTexture == nullptr)
{ {
SDL_Log("error creating texture"); SDL_Log("error creating texture");

3
backends/imgui_impl_sdlrenderer3.cpp
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@ -23,6 +23,7 @@
// - Introduction, links and more at the top of imgui.cpp // - Introduction, links and more at the top of imgui.cpp
// CHANGELOG // CHANGELOG
// 2025-01-18: Use endian-dependent RGBA32 texture format, to match SDL_Color.
// 2024-10-09: Expose selected render state in ImGui_ImplSDLRenderer3_RenderState, which you can access in 'void* platform_io.Renderer_RenderState' during draw callbacks. // 2024-10-09: Expose selected render state in ImGui_ImplSDLRenderer3_RenderState, which you can access in 'void* platform_io.Renderer_RenderState' during draw callbacks.
// 2024-07-01: Update for SDL3 api changes: SDL_RenderGeometryRaw() uint32 version was removed (SDL#9009). // 2024-07-01: Update for SDL3 api changes: SDL_RenderGeometryRaw() uint32 version was removed (SDL#9009).
// 2024-05-14: *BREAKING CHANGE* ImGui_ImplSDLRenderer3_RenderDrawData() requires SDL_Renderer* passed as parameter. // 2024-05-14: *BREAKING CHANGE* ImGui_ImplSDLRenderer3_RenderDrawData() requires SDL_Renderer* passed as parameter.
@ -247,7 +248,7 @@ bool ImGui_ImplSDLRenderer3_CreateFontsTexture()
// Upload texture to graphics system // Upload texture to graphics system
// (Bilinear sampling is required by default. Set 'io.Fonts->Flags |= ImFontAtlasFlags_NoBakedLines' or 'style.AntiAliasedLinesUseTex = false' to allow point/nearest sampling) // (Bilinear sampling is required by default. Set 'io.Fonts->Flags |= ImFontAtlasFlags_NoBakedLines' or 'style.AntiAliasedLinesUseTex = false' to allow point/nearest sampling)
bd->FontTexture = SDL_CreateTexture(bd->Renderer, SDL_PIXELFORMAT_ABGR8888, SDL_TEXTUREACCESS_STATIC, width, height); bd->FontTexture = SDL_CreateTexture(bd->Renderer, SDL_PIXELFORMAT_RGBA32, SDL_TEXTUREACCESS_STATIC, width, height);
if (bd->FontTexture == nullptr) if (bd->FontTexture == nullptr)
{ {
SDL_Log("error creating texture"); SDL_Log("error creating texture");

2
docs/CHANGELOG.txt
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@ -60,6 +60,8 @@ Other changes:
vkAcquireNextImageKHR() or vkQueuePresentKHR(). (#7825, #7831) [@NostraMagister] vkAcquireNextImageKHR() or vkQueuePresentKHR(). (#7825, #7831) [@NostraMagister]
- Backends: SDLGPU3: Exposed ImGui_ImplSDLGPU3_CreateDeviceObjects()/_DestroyDeviceObjects(). - Backends: SDLGPU3: Exposed ImGui_ImplSDLGPU3_CreateDeviceObjects()/_DestroyDeviceObjects().
Removed return value from ImGui_ImplSDLGPU3_CreateFontsTexture(). (#8163, #7998, #7988) Removed return value from ImGui_ImplSDLGPU3_CreateFontsTexture(). (#8163, #7998, #7988)
- Backends: SDL_Renderer2/3: Use endian-dependent RGBA32 texture format, to match
SDL_Color. (#8327) [@dkosmari]
- Backends: DirectX12: Texture upload use the command queue provided in - Backends: DirectX12: Texture upload use the command queue provided in
ImGui_ImplDX12_InitInfo instead of creating its own. ImGui_ImplDX12_InitInfo instead of creating its own.