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ImDrawList: made AddCallback() user data default to NULL + minor amends/comments.

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ocornut
2026-04-22 15:47:33 +02:00
parent 4739af2d51
commit ac06ad7b48
9 changed files with 15 additions and 12 deletions
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backends/imgui_impl_wgpu.cpp
+6 -5
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@@ -83,7 +83,7 @@ struct ImGui_ImplWGPU_Texture
struct RenderResources
{
WGPUSampler Sampler = nullptr; // Sampler for textures
WGPUSampler SamplerLinear = nullptr; // Sampler for textures
WGPUBuffer Uniforms = nullptr; // Shader uniforms
WGPUBindGroup CommonBindGroup = nullptr; // Resources bind-group to bind the common resources to pipeline
ImGuiStorage ImageBindGroups; // Resources bind-group to bind the font/image resources to pipeline (this is a key->value map)
@@ -296,7 +296,7 @@ static void SafeRelease(WGPUShaderModule& res)
}
static void SafeRelease(RenderResources& res)
{
SafeRelease(res.Sampler);
SafeRelease(res.SamplerLinear);
SafeRelease(res.Uniforms);
SafeRelease(res.CommonBindGroup);
SafeRelease(res.ImageBindGroupLayout);
@@ -538,6 +538,7 @@ void ImGui_ImplWGPU_RenderDrawData(ImDrawData* draw_data, WGPURenderPassEncoder
{
// User callback, registered via ImDrawList::AddCallback()
// (ImDrawCallback_ResetRenderState is a special callback value used by the user to request the renderer to reset render state.)
IM_ASSERT(pcmd->UserCallback != ImDrawCallback_SetSamplerLinear && pcmd->UserCallback != ImDrawCallback_SetSamplerNearest); // Unsupported.
if (pcmd->UserCallback == ImDrawCallback_ResetRenderState)
ImGui_ImplWGPU_SetupRenderState(draw_data, pass_encoder, fr);
else
@@ -824,13 +825,13 @@ bool ImGui_ImplWGPU_CreateDeviceObjects()
sampler_desc.addressModeV = WGPUAddressMode_ClampToEdge;
sampler_desc.addressModeW = WGPUAddressMode_ClampToEdge;
sampler_desc.maxAnisotropy = 1;
bd->renderResources.Sampler = wgpuDeviceCreateSampler(bd->wgpuDevice, &sampler_desc);
bd->renderResources.SamplerLinear = wgpuDeviceCreateSampler(bd->wgpuDevice, &sampler_desc);
// Create resource bind group
WGPUBindGroupEntry common_bg_entries[] =
{
{ nullptr, 0, bd->renderResources.Uniforms, 0, MEMALIGN(sizeof(Uniforms), 16), 0, 0 },
{ nullptr, 1, 0, 0, 0, bd->renderResources.Sampler, 0 },
{ nullptr, 1, 0, 0, 0, bd->renderResources.SamplerLinear, 0 },
};
WGPUBindGroupDescriptor common_bg_descriptor = {};
common_bg_descriptor.layout = bg_layouts[0];
@@ -896,7 +897,7 @@ bool ImGui_ImplWGPU_Init(ImGui_ImplWGPU_InitInfo* init_info)
bd->numFramesInFlight = init_info->NumFramesInFlight;
bd->frameIndex = UINT_MAX;
bd->renderResources.Sampler = nullptr;
bd->renderResources.SamplerLinear = nullptr;
bd->renderResources.Uniforms = nullptr;
bd->renderResources.CommonBindGroup = nullptr;
bd->renderResources.ImageBindGroups.Data.reserve(100);