OrdinaryMagician/vkdoom_m
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Run the light tiles compute shader

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This commit is contained in:
Magnus Norddahl 2024-09-14 04:59:39 +02:00
commit 521e2ed39c
16 changed files with 162 additions and 11 deletions
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37
src/common/rendering/vulkan/vk_renderstate.cpp
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@ -867,6 +867,43 @@ void VkRenderState::ApplyLevelMesh()
mCommandBuffer->bindIndexBuffer(fb->GetLevelMesh()->GetDrawIndexBuffer()->buffer, 0, VK_INDEX_TYPE_UINT32);
}
void VkRenderState::DispatchLightTiles()
{
EndRenderPass();
auto cmdbuffer = fb->GetCommands()->GetDrawCommands();
// To do: run the zminmax pass
VkImageTransition()
.AddImage(&fb->GetBuffers()->SceneZMinMax[4], VK_IMAGE_LAYOUT_GENERAL, true /* false */)
.Execute(cmdbuffer);
PipelineBarrier()
.AddBuffer(fb->GetBuffers()->SceneLightTiles.get(), VK_ACCESS_SHADER_READ_BIT, VK_ACCESS_SHADER_WRITE_BIT)
.Execute(cmdbuffer, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT);
LightTilesPushConstants pushConstants = {};
//auto mesh = fb->GetLevelMesh()->GetMesh();
//pushConstants.normalLightCount = mesh->Mesh.NormalLightCount;
//pushConstants.modulatedLightCount = mesh->Mesh.ModulatedLightCount;
//pushConstants.subtractiveLightCount = mesh->Mesh.SubtractiveLightCount;
auto pipelines = fb->GetRenderPassManager();
auto descriptors = fb->GetDescriptorSetManager();
cmdbuffer->bindPipeline(VK_PIPELINE_BIND_POINT_COMPUTE, pipelines->GetLightTilesPipeline());
cmdbuffer->bindDescriptorSet(VK_PIPELINE_BIND_POINT_COMPUTE, pipelines->GetLightTilesLayout(), 0, descriptors->GetLightTilesSet());
cmdbuffer->pushConstants(pipelines->GetLightTilesLayout(), VK_SHADER_STAGE_COMPUTE_BIT, 0, (uint32_t)sizeof(LightTilesPushConstants), &pushConstants);
cmdbuffer->dispatch(
(fb->GetBuffers()->GetWidth() + 63) / 64,
(fb->GetBuffers()->GetHeight() + 63) / 64,
1);
PipelineBarrier()
.AddBuffer(fb->GetBuffers()->SceneLightTiles.get(), VK_ACCESS_SHADER_WRITE_BIT, VK_ACCESS_SHADER_READ_BIT)
.Execute(cmdbuffer, VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT);
}
void VkRenderState::DrawLevelMesh(LevelMeshDrawType drawType, bool noFragmentShader)
{
ApplyLevelMesh();