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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,165 @@ | ||
| // Copyright (C) 2009-present, Panagiotis Christopoulos Charitos and contributors. | ||
| // All rights reserved. | ||
| // Code licensed under the BSD License. | ||
| // http://www.anki3d.org/LICENSE | ||
|
|
||
| #include <AnKi/Renderer/MotionBlur.h> | ||
| #include <AnKi/Renderer/Renderer.h> | ||
| #include <AnKi/Renderer/MotionVectors.h> | ||
| #include <AnKi/Renderer/TemporalAA.h> | ||
| #include <AnKi/Renderer/GBuffer.h> | ||
| #include <AnKi/Util/Tracer.h> | ||
|
|
||
| namespace anki { | ||
|
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| Error MotionBlur::init() | ||
| { | ||
| ANKI_CHECK(loadShaderProgram("ShaderBinaries/MotionBlur.ankiprogbin", | ||
| {{"TILE_SIZE", MutatorValue(g_motionBlurTileSizeCVar)}, {"SAMPLE_COUNT", MutatorValue(g_motionBlurSampleCountCVar)}}, | ||
| m_prog, m_maxVelocityGrProg, "MaxTileVelocity")); | ||
| ANKI_CHECK(loadShaderProgram("ShaderBinaries/MotionBlur.ankiprogbin", | ||
| {{"TILE_SIZE", MutatorValue(g_motionBlurTileSizeCVar)}, {"SAMPLE_COUNT", MutatorValue(g_motionBlurSampleCountCVar)}}, | ||
| m_prog, m_maxNeightbourVelocityGrProg, "MaxNeighbourTileVelocity")); | ||
| ANKI_CHECK(loadShaderProgram("ShaderBinaries/MotionBlur.ankiprogbin", | ||
| {{"TILE_SIZE", MutatorValue(g_motionBlurTileSizeCVar)}, {"SAMPLE_COUNT", MutatorValue(g_motionBlurSampleCountCVar)}}, | ||
| m_prog, m_reconstructGrProg, "Reconstruct")); | ||
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| const UVec2 tiledTexSize = (getRenderer().getPostProcessResolution() + g_motionBlurTileSizeCVar - 1) / g_motionBlurTileSizeCVar; | ||
| m_maxVelocityRtDesc = | ||
| getRenderer().create2DRenderTargetDescription(tiledTexSize.x(), tiledTexSize.y(), Format::kR16G16_Sfloat, "MaxTileVelocity"); | ||
| m_maxVelocityRtDesc.bake(); | ||
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| m_maxNeighbourVelocityRtDesc = | ||
| getRenderer().create2DRenderTargetDescription(tiledTexSize.x(), tiledTexSize.y(), Format::kR16G16_Sfloat, "MaxNeighbourTileVelocity"); | ||
| m_maxNeighbourVelocityRtDesc.bake(); | ||
|
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| m_finalRtDesc = getRenderer().create2DRenderTargetDescription( | ||
| getRenderer().getPostProcessResolution().x(), getRenderer().getPostProcessResolution().y(), | ||
| (GrManager::getSingleton().getDeviceCapabilities().m_unalignedBbpTextureFormats) ? Format::kR8G8B8_Unorm : Format::kR8G8B8A8_Unorm, | ||
| "MotionBlur"); | ||
| m_finalRtDesc.bake(); | ||
|
|
||
| return Error::kNone; | ||
| } | ||
|
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| void MotionBlur::populateRenderGraph(RenderingContext& ctx) | ||
| { | ||
| ANKI_TRACE_SCOPED_EVENT(MotionBlur); | ||
| if(g_motionBlurSampleCountCVar == 0) | ||
| { | ||
| m_runCtx.m_rt = {}; | ||
| return; | ||
| } | ||
|
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| RenderGraphBuilder& rgraph = ctx.m_renderGraphDescr; | ||
|
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| // MaxTileVelocity | ||
| const RenderTargetHandle maxVelRt = rgraph.newRenderTarget(m_maxVelocityRtDesc); | ||
| { | ||
| NonGraphicsRenderPass& pass = rgraph.newNonGraphicsRenderPass("Motion blur min velocity"); | ||
|
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| pass.newTextureDependency(getRenderer().getMotionVectors().getMotionVectorsRt(), TextureUsageBit::kSrvCompute); | ||
| pass.newTextureDependency(maxVelRt, TextureUsageBit::kUavCompute); | ||
|
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| pass.setWork([this, maxVelRt](RenderPassWorkContext& rgraphCtx) { | ||
| CommandBuffer& cmdb = *rgraphCtx.m_commandBuffer; | ||
|
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| cmdb.bindShaderProgram(m_maxVelocityGrProg.get()); | ||
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| rgraphCtx.bindSrv(0, 0, getRenderer().getMotionVectors().getMotionVectorsRt()); | ||
| rgraphCtx.bindUav(0, 0, maxVelRt); | ||
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| const UVec2 tiledTexSize = (getRenderer().getPostProcessResolution() + g_motionBlurTileSizeCVar - 1) / g_motionBlurTileSizeCVar; | ||
| cmdb.dispatchCompute(tiledTexSize.x(), tiledTexSize.y(), 1); | ||
| }); | ||
| } | ||
|
|
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| // MaxNeighbourTileVelocity | ||
| const RenderTargetHandle maxNeighbourVelRt = rgraph.newRenderTarget(m_maxNeighbourVelocityRtDesc); | ||
| { | ||
| NonGraphicsRenderPass& pass = rgraph.newNonGraphicsRenderPass("Motion blur min neighbour vel"); | ||
|
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| pass.newTextureDependency(maxVelRt, TextureUsageBit::kSrvCompute); | ||
| pass.newTextureDependency(maxNeighbourVelRt, TextureUsageBit::kUavCompute); | ||
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| pass.setWork([this, maxVelRt, maxNeighbourVelRt](RenderPassWorkContext& rgraphCtx) { | ||
| CommandBuffer& cmdb = *rgraphCtx.m_commandBuffer; | ||
|
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| cmdb.bindShaderProgram(m_maxNeightbourVelocityGrProg.get()); | ||
|
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| rgraphCtx.bindSrv(0, 0, maxVelRt); | ||
| rgraphCtx.bindUav(0, 0, maxNeighbourVelRt); | ||
|
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| const UVec2 tiledTexSize = (getRenderer().getPostProcessResolution() + g_motionBlurTileSizeCVar - 1) / g_motionBlurTileSizeCVar; | ||
| cmdb.dispatchCompute(tiledTexSize.x(), tiledTexSize.y(), 1); | ||
| }); | ||
| } | ||
|
|
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| // Recustruct | ||
| { | ||
| m_runCtx.m_rt = rgraph.newRenderTarget(m_finalRtDesc); | ||
|
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| TextureUsageBit readUsage, writeUsage; | ||
| RenderPassBase* ppass; | ||
| if(g_preferComputeCVar) | ||
| { | ||
| NonGraphicsRenderPass& pass = rgraph.newNonGraphicsRenderPass("Motion blur reconstruct"); | ||
| ppass = &pass; | ||
| readUsage = TextureUsageBit::kSrvCompute; | ||
| writeUsage = TextureUsageBit::kUavCompute; | ||
| } | ||
| else | ||
| { | ||
| GraphicsRenderPass& pass = rgraph.newGraphicsRenderPass("Motion blur reconstruct"); | ||
| pass.setRenderpassInfo({m_runCtx.m_rt}); | ||
| ppass = &pass; | ||
| readUsage = TextureUsageBit::kSrvPixel; | ||
| writeUsage = TextureUsageBit::kRtvDsvWrite; | ||
| } | ||
|
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| ppass->newTextureDependency(getRenderer().getTemporalAA().getTonemappedRt(), readUsage); | ||
| ppass->newTextureDependency(getRenderer().getGBuffer().getDepthRt(), readUsage); | ||
| ppass->newTextureDependency(maxNeighbourVelRt, readUsage); | ||
| ppass->newTextureDependency(getRenderer().getMotionVectors().getMotionVectorsRt(), readUsage); | ||
| ppass->newTextureDependency(m_runCtx.m_rt, writeUsage); | ||
|
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| ppass->setWork([this, maxNeighbourVelRt, &ctx](RenderPassWorkContext& rgraphCtx) { | ||
| CommandBuffer& cmdb = *rgraphCtx.m_commandBuffer; | ||
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| cmdb.bindShaderProgram(m_reconstructGrProg.get()); | ||
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| rgraphCtx.bindSrv(0, 0, getRenderer().getTemporalAA().getTonemappedRt()); | ||
| rgraphCtx.bindSrv(1, 0, getRenderer().getGBuffer().getDepthRt()); | ||
| rgraphCtx.bindSrv(2, 0, maxNeighbourVelRt); | ||
| rgraphCtx.bindSrv(3, 0, getRenderer().getMotionVectors().getMotionVectorsRt()); | ||
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| cmdb.bindSampler(0, 0, getRenderer().getSamplers().m_trilinearClamp.get()); | ||
|
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| class Constants | ||
| { | ||
| public: | ||
| Vec2 m_depthLinearizationParams; | ||
| U32 m_frame; | ||
| F32 m_far; | ||
| } consts; | ||
| consts.m_depthLinearizationParams.x() = (ctx.m_cameraNear - ctx.m_cameraFar) / ctx.m_cameraNear; | ||
| consts.m_depthLinearizationParams.y() = ctx.m_cameraFar / ctx.m_cameraNear; | ||
| consts.m_frame = getRenderer().getFrameCount() % 32; | ||
| consts.m_far = ctx.m_cameraFar; | ||
| cmdb.setFastConstants(&consts, sizeof(consts)); | ||
|
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| if(g_preferComputeCVar) | ||
| { | ||
| rgraphCtx.bindUav(0, 0, m_runCtx.m_rt); | ||
| dispatchPPCompute(cmdb, 8, 8, getRenderer().getPostProcessResolution().x(), getRenderer().getPostProcessResolution().y()); | ||
| } | ||
| else | ||
| { | ||
| cmdb.setViewport(0, 0, getRenderer().getPostProcessResolution().x(), getRenderer().getPostProcessResolution().y()); | ||
| drawQuad(cmdb); | ||
| } | ||
| }); | ||
| } | ||
| } | ||
|
|
||
| } // end namespace anki |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| // Copyright (C) 2009-present, Panagiotis Christopoulos Charitos and contributors. | ||
| // All rights reserved. | ||
| // Code licensed under the BSD License. | ||
| // http://www.anki3d.org/LICENSE | ||
|
|
||
| #pragma once | ||
|
|
||
| #include <AnKi/Renderer/RendererObject.h> | ||
|
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| namespace anki { | ||
|
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| /// @addtogroup renderer | ||
| /// @{ | ||
|
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| inline NumericCVar<U32> g_motionBlurTileSizeCVar("R", "MotionBlurTileSize", 32, 8, 64, "Motion blur tile size"); | ||
| inline NumericCVar<U32> g_motionBlurSampleCountCVar("R", "MotionBlurSampleCount", 16, 0, 64, "Motion blur sample count"); | ||
|
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| /// Motion blur. | ||
| class MotionBlur : public RendererObject | ||
| { | ||
| public: | ||
| MotionBlur() | ||
| { | ||
| registerDebugRenderTarget("MotionBlur"); | ||
| } | ||
|
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| Error init(); | ||
|
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| void populateRenderGraph(RenderingContext& ctx); | ||
|
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| void getDebugRenderTarget([[maybe_unused]] CString rtName, Array<RenderTargetHandle, kMaxDebugRenderTargets>& handles, | ||
| [[maybe_unused]] ShaderProgramPtr& optionalShaderProgram) const override | ||
| { | ||
| ANKI_ASSERT(rtName == "MotionBlur"); | ||
| handles[0] = m_runCtx.m_rt; | ||
| } | ||
|
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| RenderTargetHandle getRt() const | ||
| { | ||
| return m_runCtx.m_rt; | ||
| } | ||
|
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| private: | ||
| ShaderProgramResourcePtr m_prog; | ||
| ShaderProgramPtr m_maxVelocityGrProg; | ||
| ShaderProgramPtr m_maxNeightbourVelocityGrProg; | ||
| ShaderProgramPtr m_reconstructGrProg; | ||
|
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| RenderTargetDesc m_maxVelocityRtDesc; | ||
| RenderTargetDesc m_maxNeighbourVelocityRtDesc; | ||
| RenderTargetDesc m_finalRtDesc; | ||
|
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| class | ||
| { | ||
| public: | ||
| RenderTargetHandle m_rt; | ||
| } m_runCtx; | ||
| }; | ||
| /// @} | ||
|
|
||
| } // end namespace anki |
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