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[Fix, Test] (MG_State, MG_Impl, MG_Backend): a program pipeline's compute stage is dispatched on its own, and the graphics composite draws its stage programs' uniform values

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swung0x48
2026-08-11 20:10:17 -04:00
parent ba9af18033
commit 2ce0595fab
9 changed files with 260 additions and 45 deletions
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MobileGL/MG_Backend/DirectVulkan/Renderer/VulkanRenderer.cpp
+5 -3
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@@ -4582,7 +4582,6 @@ void main() {
MGLOG_D("GetOrCreatePipeline skipped: program has no shader stages");
return VK_NULL_HANDLE;
}
// Fast path: skip the full pipeline resolution when the pipeline state is unchanged from the
// previous draw (the common intra-batch case). The key provably covers every
// PipelineCreatePayload field: draw mode (topology + polygon-fill depth-bias gate), program
@@ -6144,7 +6143,9 @@ void main() {
void VulkanRenderer::DispatchCompute(GLuint numGroupsX, GLuint numGroupsY, GLuint numGroupsZ) {
m_textureManager->CollectGarbage();
auto& frame = m_frameContext.GetCurrent();
const auto& program = *MG_State::pGLContext->GetProgramForDraw();
// The DISPATCH accessor: with a pipeline bound this is its compute stage program
// itself, never the graphics composite (which carries no compute stage at all).
const auto& program = *MG_State::pGLContext->GetProgramForDispatch();
if (!program.GetLinkStatus() || !program.GetSpirvStatus()) {
MGLOG_E("DispatchCompute skipped: program=%u has no optimized SPIR-V",
program.GetExternalIndex());
@@ -6189,7 +6190,8 @@ void main() {
void VulkanRenderer::DispatchComputeIndirect(GLintptr indirect) {
m_textureManager->CollectGarbage();
auto& frame = m_frameContext.GetCurrent();
const auto& program = *MG_State::pGLContext->GetProgramForDraw();
// See DispatchCompute: the dispatch accessor, not the draw one.
const auto& program = *MG_State::pGLContext->GetProgramForDispatch();
if (!program.GetLinkStatus() || !program.GetSpirvStatus()) {
MGLOG_E("DispatchComputeIndirect skipped: program=%u has no optimized SPIR-V",
program.GetExternalIndex());