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gpu: drop global barriers for PM4 flush events and releases, ordering buffer-writing draws like dispatches

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nmzik committed 2026-10-21 02:02:25 +02:00
1 parent ea1b032c59
commit 70668fbd98
6 files changed
+31 -64
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src/graphics/host_gpu/renderer/renderDraw.cpp
+14 -9
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@@ -1227,6 +1227,20 @@ void RenderExecutor::ExecutePreparedDraw(uint64_t submit_id, CommandBuffer& buff
dynamic_state.SetAttachmentFeedbackLoopAspects(feedback_aspects);
dynamic_state.Commit(m_context.GetGraphics(), vk_buffer);
vk::PipelineStageFlags shader_write_stages = {};
for (const auto& stage: vertex_stages) {
if (HasShaderBufferWrites(stage.stage)) {
shader_write_stages |= ShaderPipelineStages(NativeShaderStage(stage.logical_stage));
}
}
if (state.ps_active && HasShaderBufferWrites(state.ps_input_info.stage)) {
shader_write_stages |= vk::PipelineStageFlagBits::eFragmentShader;
}
if (shader_write_stages) {
// As for dispatches, buffer writes wait for earlier accesses to the memory.
m_context.GetCommandScheduler().EndRendering();
ShaderWriteHazardBarrier(vk_buffer, shader_write_stages);
}
LogDrawPhase(draw.Name(), "BeginRendering");
if (!draw.IsIndexed()) {
SetDrawDebugPhase(buffer, submit_id, draw, 0x400u);
@@ -1247,15 +1261,6 @@ void RenderExecutor::ExecutePreparedDraw(uint64_t submit_id, CommandBuffer& buff
if (!draw.IsIndexed()) {
SetDrawDebugPhase(buffer, submit_id, draw, 0x600u);
}
vk::PipelineStageFlags shader_write_stages = {};
for (const auto& stage: vertex_stages) {
if (HasShaderBufferWrites(stage.stage)) {
shader_write_stages |= ShaderPipelineStages(NativeShaderStage(stage.logical_stage));
}
}
if (state.ps_active && HasShaderBufferWrites(state.ps_input_info.stage)) {
shader_write_stages |= vk::PipelineStageFlagBits::eFragmentShader;
}
if (shader_write_stages) {
m_context.GetCommandScheduler().EndRendering();
ShaderWriteBarrier(vk_buffer, shader_write_stages);