Added DiffuseProbeGrid Visualization passes, shaders, and editor controls.
Changed the DiffuseGI passes to override IsEnabled() instead of exiting early from FrameBeginInternal. Signed-off-by: dmcdiarmid-ly <63674186+dmcdiarmid-ly@users.noreply.github.com>monroegm-disable-blank-issue-2
dmcdiarmid-ly
4 years ago
parent
117cb11505
commit
5f7a30f8da
@ -0,0 +1,3 @@
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version https://git-lfs.github.com/spec/v1
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oid sha256:18a2bfdeeabfbbf6397daab7c89f9f7321e4863b54a4669fa87e457cb113322c
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size 78256
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@ -0,0 +1,13 @@
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{
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||||
"Type": "JsonSerialization",
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"Version": 1,
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"ClassName": "PassAsset",
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"ClassData":
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{
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"PassTemplate":
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{
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"Name": "DiffuseProbeGridVisualizationAccelerationStructurePassTemplate",
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"PassClass": "DiffuseProbeGridVisualizationAccelerationStructurePass"
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}
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}
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}
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@ -0,0 +1,40 @@
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{
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"Type": "JsonSerialization",
|
||||
"Version": 1,
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||||
"ClassName": "PassAsset",
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"ClassData": {
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"PassTemplate": {
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"Name": "DiffuseProbeGridVisualizationCompositePassTemplate",
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"PassClass": "DiffuseProbeGridVisualizationCompositePass",
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"Slots": [
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{
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"Name": "VisualizationInput",
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"SlotType": "Input",
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"ScopeAttachmentUsage": "Shader"
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},
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{
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"Name": "Depth",
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"SlotType": "Input",
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"ScopeAttachmentUsage": "Shader",
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"ImageViewDesc": {
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"AspectFlags": [
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"Depth"
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]
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}
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},
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{
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"Name": "ColorInputOutput",
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"SlotType": "InputOutput",
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||||
"ScopeAttachmentUsage": "RenderTarget"
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||||
}
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],
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"PassData": {
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"$type": "FullscreenTrianglePassData",
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"ShaderAsset": {
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"FilePath": "Shaders/DiffuseGlobalIllumination/DiffuseProbeGridVisualizationComposite.shader"
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},
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"PipelineViewTag": "MainCamera"
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}
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}
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}
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}
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@ -0,0 +1,13 @@
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{
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"Type": "JsonSerialization",
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"Version": 1,
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"ClassName": "PassAsset",
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"ClassData":
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{
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"PassTemplate":
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{
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"Name": "DiffuseProbeGridVisualizationPreparePassTemplate",
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"PassClass": "DiffuseProbeGridVisualizationPreparePass"
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}
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}
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}
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@ -0,0 +1,54 @@
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{
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"Type": "JsonSerialization",
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"Version": 1,
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"ClassName": "PassAsset",
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"ClassData": {
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"PassTemplate": {
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"Name": "DiffuseProbeGridVisualizationRayTracingPassTemplate",
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"PassClass": "DiffuseProbeGridVisualizationRayTracingPass",
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"Slots": [
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{
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"Name": "Output",
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"SlotType": "Output",
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"ShaderInputName": "m_output",
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"ScopeAttachmentUsage": "Shader",
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"LoadStoreAction": {
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"ClearValue": {
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"Value": [
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0.0,
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0.0,
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0.0,
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0.0
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]
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},
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"LoadAction": "Clear"
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}
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}
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],
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"ImageAttachments": [
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{
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"Name": "VisualizationImage",
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"SizeSource": {
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"Source": {
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"Pass": "Parent",
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"Attachment": "NormalInput"
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}
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},
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"ImageDescriptor": {
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"Format": "R32G32B32A32_FLOAT",
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"SharedQueueMask": "Graphics"
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}
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}
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],
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"Connections": [
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{
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"LocalSlot": "Output",
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"AttachmentRef": {
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"Pass": "This",
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"Attachment": "VisualizationImage"
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}
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}
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]
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}
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}
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}
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@ -0,0 +1,67 @@
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/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#include <scenesrg.srgi>
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#include <viewsrg.srgi>
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#include <Atom/Features/PostProcessing/FullscreenVertexUtil.azsli>
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#include <Atom/Features/PostProcessing/FullscreenVertexInfo.azsli>
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#include <Atom/Features/PostProcessing/FullscreenPixelInfo.azsli>
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#include <Atom/Features/PBR/LightingUtils.azsli>
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#include <Atom/RPI/Math.azsli>
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ShaderResourceGroup PassSrg : SRG_PerPass
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{
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Texture2D<float4> m_visualization;
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Texture2D<float> m_depth;
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Sampler LinearSampler
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{
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MinFilter = Linear;
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MagFilter = Linear;
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MipFilter = Linear;
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AddressU = Clamp;
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AddressV = Clamp;
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AddressW = Clamp;
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};
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}
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#include <Atom/RPI/ShaderResourceGroups/DefaultDrawSrg.azsli>
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// Vertex Shader
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VSOutput MainVS(VSInput input)
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{
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VSOutput OUT;
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float4 posTex = GetVertexPositionAndTexCoords(input.m_vertexID);
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OUT.m_position = float4(posTex.x, posTex.y, 0.0, 1.0);
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return OUT;
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}
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// Pixel Shader
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PSOutput MainPS(VSOutput IN)
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{
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uint2 screenCoords = IN.m_position.xy;
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float depth = PassSrg::m_depth.Load(uint3(screenCoords, 0)).r;
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float4 visualization = PassSrg::m_visualization.Load(uint3(screenCoords, 0));
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if (!any(visualization))
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{
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discard;
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}
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if (depth > visualization.a)
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{
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discard;
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}
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PSOutput OUT;
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OUT.m_color = float4(visualization.rgb, 1.0f);
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return OUT;
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}
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@ -0,0 +1,42 @@
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{
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"Source" : "DiffuseProbeGridVisualizationComposite.azsl",
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"RasterState" :
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{
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"CullMode" : "Back"
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},
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"DepthStencilState" :
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{
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"Depth" :
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{
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"Enable" : false
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}
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},
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"DrawList" : "forward",
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"ProgramSettings":
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{
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"EntryPoints":
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[
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{
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"name": "MainVS",
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"type": "Vertex"
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},
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{
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"name": "MainPS",
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"type": "Fragment"
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}
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]
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},
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"Supervariants":
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[
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{
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"Name": "NoMSAA",
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"PlusArguments": "--no-ms",
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"MinusArguments": ""
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}
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]
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}
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@ -0,0 +1,34 @@
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{
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"Type": "JsonSerialization",
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"Version": 1,
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"ClassName": "PrecompiledShaderAssetSourceData",
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"ClassData":
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{
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"ShaderAssetFileName": "diffuseprobegridvisualizationprepare.azshader",
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"PlatformIdentifiers": [
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"pc",
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"linux"
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],
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"Supervariants":
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[
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{
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"Name": "",
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"RootShaderVariantAssets":
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[
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{
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"APIName": "dx12",
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"RootShaderVariantAssetFileName": "diffuseprobegridvisualizationprepare_dx12_0.azshadervariant"
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},
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{
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"APIName": "vulkan",
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"RootShaderVariantAssetFileName": "diffuseprobegridvisualizationprepare_vulkan_0.azshadervariant"
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},
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{
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"APIName": "null",
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"RootShaderVariantAssetFileName": "diffuseprobegridvisualizationprepare_null_0.azshadervariant"
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}
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]
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}
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]
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}
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}
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@ -0,0 +1,34 @@
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{
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"Type": "JsonSerialization",
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"Version": 1,
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"ClassName": "PrecompiledShaderAssetSourceData",
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"ClassData":
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{
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"ShaderAssetFileName": "diffuseprobegridvisualizationraytracing.azshader",
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"PlatformIdentifiers": [
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"pc",
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"linux"
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}
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@ -0,0 +1,35 @@
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{
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"Type": "JsonSerialization",
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"Version": 1,
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"ClassName": "PrecompiledShaderAssetSourceData",
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"ClassData":
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{
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"ShaderAssetFileName": "diffuseprobegridvisualizationraytracingclosesthit.azshader",
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[
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"pc",
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@ -0,0 +1,35 @@
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{
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"Type": "JsonSerialization",
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"Version": 1,
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"ClassName": "PrecompiledShaderAssetSourceData",
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"ClassData":
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"ShaderAssetFileName": "diffuseprobegridvisualizationraytracingmiss.azshader",
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[
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"pc",
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}
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@ -0,0 +1,192 @@
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/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#include <Atom/RHI/FrameScheduler.h>
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#include <Atom/RHI/CommandList.h>
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#include <Atom/RHI/RHISystemInterface.h>
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#include <Atom/RPI.Public/RenderPipeline.h>
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#include <Atom/RPI.Public/Scene.h>
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#include <Atom_Feature_Traits_Platform.h>
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#include <DiffuseGlobalIllumination/DiffuseProbeGridFeatureProcessor.h>
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#include <DiffuseGlobalIllumination/DiffuseProbeGridVisualizationAccelerationStructurePass.h>
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#include <RayTracing/RayTracingFeatureProcessor.h>
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namespace AZ
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{
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namespace Render
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{
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RPI::Ptr<DiffuseProbeGridVisualizationAccelerationStructurePass> DiffuseProbeGridVisualizationAccelerationStructurePass::Create(const RPI::PassDescriptor& descriptor)
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{
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RPI::Ptr<DiffuseProbeGridVisualizationAccelerationStructurePass> diffuseProbeGridVisualizationAccelerationStructurePass = aznew DiffuseProbeGridVisualizationAccelerationStructurePass(descriptor);
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return AZStd::move(diffuseProbeGridVisualizationAccelerationStructurePass);
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}
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DiffuseProbeGridVisualizationAccelerationStructurePass::DiffuseProbeGridVisualizationAccelerationStructurePass(const RPI::PassDescriptor& descriptor)
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: Pass(descriptor)
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{
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// disable this pass if we're on a platform that doesn't support raytracing
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RHI::Ptr<RHI::Device> device = RHI::RHISystemInterface::Get()->GetDevice();
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if (device->GetFeatures().m_rayTracing == false || !AZ_TRAIT_DIFFUSE_GI_PASSES_SUPPORTED)
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{
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SetEnabled(false);
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}
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}
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bool DiffuseProbeGridVisualizationAccelerationStructurePass::ShouldUpdate(const AZStd::shared_ptr<DiffuseProbeGrid>& diffuseProbeGrid) const
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{
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return (diffuseProbeGrid->GetVisualizationEnabled() && diffuseProbeGrid->GetVisualizationTlasUpdateRequired());
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}
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bool DiffuseProbeGridVisualizationAccelerationStructurePass::IsEnabled() const
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{
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if (!Pass::IsEnabled())
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{
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return false;
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}
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RPI::Scene* scene = m_pipeline->GetScene();
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if (!scene)
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{
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return false;
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}
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DiffuseProbeGridFeatureProcessor* diffuseProbeGridFeatureProcessor = scene->GetFeatureProcessor<DiffuseProbeGridFeatureProcessor>();
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if (diffuseProbeGridFeatureProcessor)
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{
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for (auto& diffuseProbeGrid : diffuseProbeGridFeatureProcessor->GetVisibleProbeGrids())
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{
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if (ShouldUpdate(diffuseProbeGrid))
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{
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return true;
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}
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}
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}
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return false;
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}
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void DiffuseProbeGridVisualizationAccelerationStructurePass::BuildInternal()
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{
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SetScopeId(RHI::ScopeId(GetPathName()));
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}
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void DiffuseProbeGridVisualizationAccelerationStructurePass::FrameBeginInternal(FramePrepareParams params)
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{
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params.m_frameGraphBuilder->ImportScopeProducer(*this);
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}
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void DiffuseProbeGridVisualizationAccelerationStructurePass::SetupFrameGraphDependencies(RHI::FrameGraphInterface frameGraph)
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{
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RHI::Ptr<RHI::Device> device = RHI::RHISystemInterface::Get()->GetDevice();
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RPI::Scene* scene = m_pipeline->GetScene();
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DiffuseProbeGridFeatureProcessor* diffuseProbeGridFeatureProcessor = scene->GetFeatureProcessor<DiffuseProbeGridFeatureProcessor>();
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for (auto& diffuseProbeGrid : diffuseProbeGridFeatureProcessor->GetVisibleProbeGrids())
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{
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if (!ShouldUpdate(diffuseProbeGrid))
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{
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continue;
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}
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// import and attach the visualization TLAS buffers
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RHI::Ptr<RHI::RayTracingTlas>& visualizationTlas = diffuseProbeGrid->GetVisualizationTlas();
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const RHI::Ptr<RHI::Buffer>& tlasBuffer = visualizationTlas->GetTlasBuffer();
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const RHI::Ptr<RHI::Buffer>& tlasInstancesBuffer = visualizationTlas->GetTlasInstancesBuffer();
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if (tlasBuffer && tlasInstancesBuffer)
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{
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// TLAS buffer
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{
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AZ::RHI::AttachmentId attachmentId = diffuseProbeGrid->GetProbeVisualizationTlasAttachmentId();
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if (frameGraph.GetAttachmentDatabase().IsAttachmentValid(attachmentId) == false)
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{
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[[maybe_unused]] RHI::ResultCode result = frameGraph.GetAttachmentDatabase().ImportBuffer(attachmentId, tlasBuffer);
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AZ_Assert(result == RHI::ResultCode::Success, "Failed to import DiffuseProbeGrid visualization TLAS buffer with error %d", result);
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}
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uint32_t byteCount = aznumeric_cast<uint32_t>(tlasBuffer->GetDescriptor().m_byteCount);
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RHI::BufferViewDescriptor bufferViewDescriptor = RHI::BufferViewDescriptor::CreateRayTracingTLAS(byteCount);
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RHI::BufferScopeAttachmentDescriptor desc;
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desc.m_attachmentId = attachmentId;
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desc.m_bufferViewDescriptor = bufferViewDescriptor;
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desc.m_loadStoreAction.m_loadAction = AZ::RHI::AttachmentLoadAction::DontCare;
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frameGraph.UseShaderAttachment(desc, RHI::ScopeAttachmentAccess::Write);
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}
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// TLAS Instances buffer
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{
|
||||
AZ::RHI::AttachmentId attachmentId = diffuseProbeGrid->GetProbeVisualizationTlasInstancesAttachmentId();
|
||||
if (frameGraph.GetAttachmentDatabase().IsAttachmentValid(attachmentId) == false)
|
||||
{
|
||||
[[maybe_unused]] RHI::ResultCode result = frameGraph.GetAttachmentDatabase().ImportBuffer(attachmentId, tlasInstancesBuffer);
|
||||
AZ_Assert(result == RHI::ResultCode::Success, "Failed to import DiffuseProbeGrid visualization TLAS Instances buffer with error %d", result);
|
||||
}
|
||||
|
||||
uint32_t byteCount = aznumeric_cast<uint32_t>(tlasInstancesBuffer->GetDescriptor().m_byteCount);
|
||||
RHI::BufferViewDescriptor bufferViewDescriptor = RHI::BufferViewDescriptor::CreateStructured(0, byteCount / RayTracingTlasInstanceElementSize, RayTracingTlasInstanceElementSize);
|
||||
|
||||
RHI::BufferScopeAttachmentDescriptor desc;
|
||||
desc.m_attachmentId = attachmentId;
|
||||
desc.m_bufferViewDescriptor = bufferViewDescriptor;
|
||||
desc.m_loadStoreAction.m_loadAction = AZ::RHI::AttachmentLoadAction::Load;
|
||||
|
||||
frameGraph.UseShaderAttachment(desc, RHI::ScopeAttachmentAccess::Read);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void DiffuseProbeGridVisualizationAccelerationStructurePass::BuildCommandList(const RHI::FrameGraphExecuteContext& context)
|
||||
{
|
||||
RPI::Scene* scene = m_pipeline->GetScene();
|
||||
DiffuseProbeGridFeatureProcessor* diffuseProbeGridFeatureProcessor = scene->GetFeatureProcessor<DiffuseProbeGridFeatureProcessor>();
|
||||
|
||||
// build the visualization BLAS from the DiffuseProbeGridFeatureProcessor
|
||||
// Note: the BLAS is used by all DiffuseProbeGrid visualization TLAS objects
|
||||
if (m_visualizationBlasBuilt == false)
|
||||
{
|
||||
context.GetCommandList()->BuildBottomLevelAccelerationStructure(*diffuseProbeGridFeatureProcessor->GetVisualizationBlas());
|
||||
m_visualizationBlasBuilt = true;
|
||||
}
|
||||
|
||||
for (auto& diffuseProbeGrid : diffuseProbeGridFeatureProcessor->GetVisibleProbeGrids())
|
||||
{
|
||||
if (!ShouldUpdate(diffuseProbeGrid))
|
||||
{
|
||||
continue;
|
||||
}
|
||||
|
||||
if (!diffuseProbeGrid->GetVisualizationTlas()->GetTlasBuffer())
|
||||
{
|
||||
continue;
|
||||
}
|
||||
|
||||
// build the TLAS object
|
||||
context.GetCommandList()->BuildTopLevelAccelerationStructure(*diffuseProbeGrid->GetVisualizationTlas());
|
||||
}
|
||||
}
|
||||
|
||||
void DiffuseProbeGridVisualizationAccelerationStructurePass::FrameEndInternal()
|
||||
{
|
||||
RPI::Scene* scene = m_pipeline->GetScene();
|
||||
DiffuseProbeGridFeatureProcessor* diffuseProbeGridFeatureProcessor = scene->GetFeatureProcessor<DiffuseProbeGridFeatureProcessor>();
|
||||
|
||||
for (auto& diffuseProbeGrid : diffuseProbeGridFeatureProcessor->GetVisibleProbeGrids())
|
||||
{
|
||||
if (!ShouldUpdate(diffuseProbeGrid))
|
||||
{
|
||||
continue;
|
||||
}
|
||||
|
||||
// TLAS is now updated
|
||||
diffuseProbeGrid->ResetVisualizationTlasUpdateRequired();
|
||||
}
|
||||
}
|
||||
} // namespace RPI
|
||||
} // namespace AZ
|
||||
@ -0,0 +1,53 @@
|
||||
/*
|
||||
* Copyright (c) Contributors to the Open 3D Engine Project.
|
||||
* For complete copyright and license terms please see the LICENSE at the root of this distribution.
|
||||
*
|
||||
* SPDX-License-Identifier: Apache-2.0 OR MIT
|
||||
*
|
||||
*/
|
||||
#pragma once
|
||||
|
||||
#include <Atom/RHI/ScopeProducer.h>
|
||||
#include <Atom/RPI.Public/Pass/Pass.h>
|
||||
#include <Atom/RPI.Public/Buffer/Buffer.h>
|
||||
#include <Atom/RHI/RayTracingBufferPools.h>
|
||||
|
||||
namespace AZ
|
||||
{
|
||||
namespace Render
|
||||
{
|
||||
//! This pass builds the DiffuseProbeGrid visualization acceleration structure
|
||||
class DiffuseProbeGridVisualizationAccelerationStructurePass final
|
||||
: public RPI::Pass
|
||||
, public RHI::ScopeProducer
|
||||
{
|
||||
public:
|
||||
AZ_RPI_PASS(DiffuseProbeGridVisualizationAccelerationStructurePass);
|
||||
|
||||
AZ_RTTI(DiffuseProbeGridVisualizationAccelerationStructurePass, "{103D8917-D4DC-4CA3-BFB4-CD62846D282A}", Pass);
|
||||
AZ_CLASS_ALLOCATOR(DiffuseProbeGridVisualizationAccelerationStructurePass, SystemAllocator, 0);
|
||||
|
||||
//! Creates a DiffuseProbeGridVisualizationAccelerationStructurePass
|
||||
static RPI::Ptr<DiffuseProbeGridVisualizationAccelerationStructurePass> Create(const RPI::PassDescriptor& descriptor);
|
||||
|
||||
~DiffuseProbeGridVisualizationAccelerationStructurePass() = default;
|
||||
|
||||
private:
|
||||
explicit DiffuseProbeGridVisualizationAccelerationStructurePass(const RPI::PassDescriptor& descriptor);
|
||||
|
||||
bool ShouldUpdate(const AZStd::shared_ptr<DiffuseProbeGrid>& diffuseProbeGrid) const;
|
||||
|
||||
// Scope producer functions
|
||||
void SetupFrameGraphDependencies(RHI::FrameGraphInterface frameGraph) override;
|
||||
void BuildCommandList(const RHI::FrameGraphExecuteContext& context) override;
|
||||
|
||||
// Pass overrides
|
||||
bool IsEnabled() const override;
|
||||
void BuildInternal() override;
|
||||
void FrameBeginInternal(FramePrepareParams params) override;
|
||||
void FrameEndInternal() override;
|
||||
|
||||
bool m_visualizationBlasBuilt = false;
|
||||
};
|
||||
} // namespace RPI
|
||||
} // namespace AZ
|
||||
@ -0,0 +1,62 @@
|
||||
/*
|
||||
* Copyright (c) Contributors to the Open 3D Engine Project.
|
||||
* For complete copyright and license terms please see the LICENSE at the root of this distribution.
|
||||
*
|
||||
* SPDX-License-Identifier: Apache-2.0 OR MIT
|
||||
*
|
||||
*/
|
||||
|
||||
#include <Atom/RPI.Public/RenderPipeline.h>
|
||||
#include <Atom_Feature_Traits_Platform.h>
|
||||
#include <DiffuseGlobalIllumination/DiffuseProbeGridVisualizationCompositePass.h>
|
||||
#include <DiffuseGlobalIllumination/DiffuseProbeGridFeatureProcessor.h>
|
||||
|
||||
namespace AZ
|
||||
{
|
||||
namespace Render
|
||||
{
|
||||
RPI::Ptr<DiffuseProbeGridVisualizationCompositePass> DiffuseProbeGridVisualizationCompositePass::Create(const RPI::PassDescriptor& descriptor)
|
||||
{
|
||||
RPI::Ptr<DiffuseProbeGridVisualizationCompositePass> pass = aznew DiffuseProbeGridVisualizationCompositePass(descriptor);
|
||||
return AZStd::move(pass);
|
||||
}
|
||||
|
||||
DiffuseProbeGridVisualizationCompositePass::DiffuseProbeGridVisualizationCompositePass(const RPI::PassDescriptor& descriptor)
|
||||
: RPI::FullscreenTrianglePass(descriptor)
|
||||
{
|
||||
if (!AZ_TRAIT_DIFFUSE_GI_PASSES_SUPPORTED)
|
||||
{
|
||||
SetEnabled(false);
|
||||
}
|
||||
}
|
||||
|
||||
bool DiffuseProbeGridVisualizationCompositePass::IsEnabled() const
|
||||
{
|
||||
if (!FullscreenTrianglePass::IsEnabled())
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
RPI::Scene* scene = m_pipeline->GetScene();
|
||||
if (!scene)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
DiffuseProbeGridFeatureProcessor* diffuseProbeGridFeatureProcessor = scene->GetFeatureProcessor<DiffuseProbeGridFeatureProcessor>();
|
||||
if (diffuseProbeGridFeatureProcessor)
|
||||
{
|
||||
for (auto& diffuseProbeGrid : diffuseProbeGridFeatureProcessor->GetVisibleProbeGrids())
|
||||
{
|
||||
if (diffuseProbeGrid->GetVisualizationEnabled())
|
||||
{
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
} // namespace RPI
|
||||
} // namespace AZ
|
||||
@ -0,0 +1,39 @@
|
||||
/*
|
||||
* Copyright (c) Contributors to the Open 3D Engine Project.
|
||||
* For complete copyright and license terms please see the LICENSE at the root of this distribution.
|
||||
*
|
||||
* SPDX-License-Identifier: Apache-2.0 OR MIT
|
||||
*
|
||||
*/
|
||||
#pragma once
|
||||
|
||||
#include <Atom/RPI.Public/Pass/Pass.h>
|
||||
#include <Atom/RPI.Public/Pass/FullscreenTrianglePass.h>
|
||||
|
||||
namespace AZ
|
||||
{
|
||||
namespace Render
|
||||
{
|
||||
//! This pass composites the DiffuseProbeGrid visualization image onto the main scene
|
||||
class DiffuseProbeGridVisualizationCompositePass
|
||||
: public RPI::FullscreenTrianglePass
|
||||
{
|
||||
public:
|
||||
AZ_RPI_PASS(DiffuseProbeGridVisualizationCompositePass);
|
||||
|
||||
AZ_RTTI(Render::DiffuseProbeGridVisualizationCompositePass, "{64BD5779-AB30-41C1-81B7-B93D864355E5}", RPI::FullscreenTrianglePass);
|
||||
AZ_CLASS_ALLOCATOR(Render::DiffuseProbeGridVisualizationCompositePass, SystemAllocator, 0);
|
||||
|
||||
//! Creates a new pass without a PassTemplate
|
||||
static RPI::Ptr<DiffuseProbeGridVisualizationCompositePass> Create(const RPI::PassDescriptor& descriptor);
|
||||
|
||||
~DiffuseProbeGridVisualizationCompositePass() = default;
|
||||
|
||||
private:
|
||||
explicit DiffuseProbeGridVisualizationCompositePass(const RPI::PassDescriptor& descriptor);
|
||||
|
||||
// Pass behavior overrides...
|
||||
bool IsEnabled() const override;
|
||||
};
|
||||
} // namespace RPI
|
||||
} // namespace AZ
|
||||
@ -0,0 +1,270 @@
|
||||
/*
|
||||
* Copyright (c) Contributors to the Open 3D Engine Project.
|
||||
* For complete copyright and license terms please see the LICENSE at the root of this distribution.
|
||||
*
|
||||
* SPDX-License-Identifier: Apache-2.0 OR MIT
|
||||
*
|
||||
*/
|
||||
|
||||
#include <Atom/RHI/CommandList.h>
|
||||
#include <Atom/RHI/RHISystemInterface.h>
|
||||
#include <Atom/RPI.Public/RenderPipeline.h>
|
||||
#include <Atom/RPI.Public/RPIUtils.h>
|
||||
#include <Atom/RPI.Public/Scene.h>
|
||||
#include <Atom_Feature_Traits_Platform.h>
|
||||
#include <DiffuseGlobalIllumination/DiffuseProbeGridFeatureProcessor.h>
|
||||
#include <DiffuseGlobalIllumination/DiffuseProbeGridVisualizationPreparePass.h>
|
||||
#include <RayTracing/RayTracingFeatureProcessor.h>
|
||||
|
||||
namespace AZ
|
||||
{
|
||||
namespace Render
|
||||
{
|
||||
RPI::Ptr<DiffuseProbeGridVisualizationPreparePass> DiffuseProbeGridVisualizationPreparePass::Create(const RPI::PassDescriptor& descriptor)
|
||||
{
|
||||
RPI::Ptr<DiffuseProbeGridVisualizationPreparePass> diffuseProbeGridVisualizationPreparePass = aznew DiffuseProbeGridVisualizationPreparePass(descriptor);
|
||||
return AZStd::move(diffuseProbeGridVisualizationPreparePass);
|
||||
}
|
||||
|
||||
DiffuseProbeGridVisualizationPreparePass::DiffuseProbeGridVisualizationPreparePass(const RPI::PassDescriptor& descriptor)
|
||||
: RenderPass(descriptor)
|
||||
{
|
||||
// disable this pass if we're on a platform that doesn't support raytracing
|
||||
RHI::Ptr<RHI::Device> device = RHI::RHISystemInterface::Get()->GetDevice();
|
||||
if (device->GetFeatures().m_rayTracing == false || !AZ_TRAIT_DIFFUSE_GI_PASSES_SUPPORTED)
|
||||
{
|
||||
SetEnabled(false);
|
||||
}
|
||||
else
|
||||
{
|
||||
LoadShader();
|
||||
}
|
||||
}
|
||||
|
||||
void DiffuseProbeGridVisualizationPreparePass::LoadShader()
|
||||
{
|
||||
// load shaders
|
||||
// Note: the shader may not be available on all platforms
|
||||
AZStd::string shaderFilePath = "Shaders/DiffuseGlobalIllumination/DiffuseProbeGridVisualizationPrepare.azshader";
|
||||
m_shader = RPI::LoadCriticalShader(shaderFilePath);
|
||||
if (m_shader == nullptr)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
RHI::PipelineStateDescriptorForDispatch pipelineStateDescriptor;
|
||||
const auto& shaderVariant = m_shader->GetVariant(RPI::ShaderAsset::RootShaderVariantStableId);
|
||||
shaderVariant.ConfigurePipelineState(pipelineStateDescriptor);
|
||||
m_pipelineState = m_shader->AcquirePipelineState(pipelineStateDescriptor);
|
||||
AZ_Assert(m_pipelineState, "Failed to acquire pipeline state");
|
||||
|
||||
m_srgLayout = m_shader->FindShaderResourceGroupLayout(RPI::SrgBindingSlot::Pass);
|
||||
AZ_Assert(m_srgLayout.get(), "Failed to find Srg layout");
|
||||
|
||||
const auto outcome = RPI::GetComputeShaderNumThreads(m_shader->GetAsset(), m_dispatchArgs);
|
||||
if (!outcome.IsSuccess())
|
||||
{
|
||||
AZ_Error("PassSystem", false, "[DiffuseProbeGridVisualizationPreparePass '%s']: Shader '%s' contains invalid numthreads arguments:\n%s", GetPathName().GetCStr(), shaderFilePath.c_str(), outcome.GetError().c_str());
|
||||
}
|
||||
}
|
||||
|
||||
bool DiffuseProbeGridVisualizationPreparePass::ShouldUpdate(const AZStd::shared_ptr<DiffuseProbeGrid>& diffuseProbeGrid) const
|
||||
{
|
||||
return (diffuseProbeGrid->GetVisualizationEnabled() && diffuseProbeGrid->GetVisualizationTlasUpdateRequired());
|
||||
}
|
||||
|
||||
bool DiffuseProbeGridVisualizationPreparePass::IsEnabled() const
|
||||
{
|
||||
if (!RenderPass::IsEnabled())
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
RPI::Scene* scene = m_pipeline->GetScene();
|
||||
if (!scene)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
DiffuseProbeGridFeatureProcessor* diffuseProbeGridFeatureProcessor = scene->GetFeatureProcessor<DiffuseProbeGridFeatureProcessor>();
|
||||
if (diffuseProbeGridFeatureProcessor)
|
||||
{
|
||||
for (auto& diffuseProbeGrid : diffuseProbeGridFeatureProcessor->GetVisibleProbeGrids())
|
||||
{
|
||||
if (ShouldUpdate(diffuseProbeGrid))
|
||||
{
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
void DiffuseProbeGridVisualizationPreparePass::FrameBeginInternal(FramePrepareParams params)
|
||||
{
|
||||
RHI::Ptr<RHI::Device> device = RHI::RHISystemInterface::Get()->GetDevice();
|
||||
RPI::Scene* scene = m_pipeline->GetScene();
|
||||
DiffuseProbeGridFeatureProcessor* diffuseProbeGridFeatureProcessor = scene->GetFeatureProcessor<DiffuseProbeGridFeatureProcessor>();
|
||||
|
||||
for (auto& diffuseProbeGrid : diffuseProbeGridFeatureProcessor->GetVisibleProbeGrids())
|
||||
{
|
||||
if (!ShouldUpdate(diffuseProbeGrid))
|
||||
{
|
||||
continue;
|
||||
}
|
||||
|
||||
// create the TLAS descriptor by adding an instance entry for each probe in the grid
|
||||
RHI::RayTracingTlasDescriptor tlasDescriptor;
|
||||
RHI::RayTracingTlasDescriptor* tlasDescriptorBuild = tlasDescriptor.Build();
|
||||
|
||||
// initialize the transform for each probe to Identity(), they will be updated by the compute shader
|
||||
AZ::Transform transform = AZ::Transform::Identity();
|
||||
|
||||
uint32_t probeCount = diffuseProbeGrid->GetTotalProbeCount();
|
||||
for (uint32_t index = 0; index < probeCount; ++index)
|
||||
{
|
||||
tlasDescriptorBuild->Instance()
|
||||
->InstanceID(index)
|
||||
->HitGroupIndex(0)
|
||||
->Blas(diffuseProbeGridFeatureProcessor->GetVisualizationBlas())
|
||||
->Transform(transform)
|
||||
;
|
||||
}
|
||||
|
||||
// create the TLAS buffers from on the descriptor
|
||||
RHI::Ptr<RHI::RayTracingTlas>& visualizationTlas = diffuseProbeGrid->GetVisualizationTlas();
|
||||
visualizationTlas->CreateBuffers(*device, &tlasDescriptor, diffuseProbeGridFeatureProcessor->GetVisualizationBufferPools());
|
||||
}
|
||||
|
||||
RenderPass::FrameBeginInternal(params);
|
||||
}
|
||||
|
||||
void DiffuseProbeGridVisualizationPreparePass::SetupFrameGraphDependencies(RHI::FrameGraphInterface frameGraph)
|
||||
{
|
||||
RenderPass::SetupFrameGraphDependencies(frameGraph);
|
||||
|
||||
RPI::Scene* scene = m_pipeline->GetScene();
|
||||
DiffuseProbeGridFeatureProcessor* diffuseProbeGridFeatureProcessor = scene->GetFeatureProcessor<DiffuseProbeGridFeatureProcessor>();
|
||||
|
||||
for (auto& diffuseProbeGrid : diffuseProbeGridFeatureProcessor->GetVisibleProbeGrids())
|
||||
{
|
||||
if (!ShouldUpdate(diffuseProbeGrid))
|
||||
{
|
||||
continue;
|
||||
}
|
||||
|
||||
// import and attach the visualization TLAS and probe data
|
||||
RHI::Ptr<RHI::RayTracingTlas>& visualizationTlas = diffuseProbeGrid->GetVisualizationTlas();
|
||||
const RHI::Ptr<RHI::Buffer>& tlasBuffer = visualizationTlas->GetTlasBuffer();
|
||||
const RHI::Ptr<RHI::Buffer>& tlasInstancesBuffer = visualizationTlas->GetTlasInstancesBuffer();
|
||||
if (tlasBuffer && tlasInstancesBuffer)
|
||||
{
|
||||
// TLAS buffer
|
||||
{
|
||||
AZ::RHI::AttachmentId attachmentId = diffuseProbeGrid->GetProbeVisualizationTlasAttachmentId();
|
||||
if (frameGraph.GetAttachmentDatabase().IsAttachmentValid(attachmentId) == false)
|
||||
{
|
||||
[[maybe_unused]] RHI::ResultCode result = frameGraph.GetAttachmentDatabase().ImportBuffer(attachmentId, tlasBuffer);
|
||||
AZ_Assert(result == RHI::ResultCode::Success, "Failed to import DiffuseProbeGrid visualization TLAS buffer with error %d", result);
|
||||
}
|
||||
|
||||
uint32_t byteCount = aznumeric_cast<uint32_t>(tlasBuffer->GetDescriptor().m_byteCount);
|
||||
RHI::BufferViewDescriptor bufferViewDescriptor = RHI::BufferViewDescriptor::CreateRayTracingTLAS(byteCount);
|
||||
|
||||
RHI::BufferScopeAttachmentDescriptor desc;
|
||||
desc.m_attachmentId = attachmentId;
|
||||
desc.m_bufferViewDescriptor = bufferViewDescriptor;
|
||||
desc.m_loadStoreAction.m_loadAction = AZ::RHI::AttachmentLoadAction::DontCare;
|
||||
|
||||
frameGraph.UseShaderAttachment(desc, RHI::ScopeAttachmentAccess::Write);
|
||||
}
|
||||
|
||||
// TLAS Instances buffer
|
||||
{
|
||||
AZ::RHI::AttachmentId attachmentId = diffuseProbeGrid->GetProbeVisualizationTlasInstancesAttachmentId();
|
||||
if (frameGraph.GetAttachmentDatabase().IsAttachmentValid(attachmentId) == false)
|
||||
{
|
||||
[[maybe_unused]] RHI::ResultCode result = frameGraph.GetAttachmentDatabase().ImportBuffer(attachmentId, tlasInstancesBuffer);
|
||||
AZ_Assert(result == RHI::ResultCode::Success, "Failed to import DiffuseProbeGrid visualization TLAS Instances buffer with error %d", result);
|
||||
}
|
||||
|
||||
uint32_t byteCount = aznumeric_cast<uint32_t>(tlasInstancesBuffer->GetDescriptor().m_byteCount);
|
||||
RHI::BufferViewDescriptor bufferViewDescriptor = RHI::BufferViewDescriptor::CreateStructured(0, byteCount / RayTracingTlasInstanceElementSize, RayTracingTlasInstanceElementSize);
|
||||
|
||||
RHI::BufferScopeAttachmentDescriptor desc;
|
||||
desc.m_attachmentId = attachmentId;
|
||||
desc.m_bufferViewDescriptor = bufferViewDescriptor;
|
||||
desc.m_loadStoreAction.m_loadAction = AZ::RHI::AttachmentLoadAction::DontCare;
|
||||
|
||||
frameGraph.UseShaderAttachment(desc, RHI::ScopeAttachmentAccess::Write);
|
||||
}
|
||||
|
||||
// probe data
|
||||
{
|
||||
AZ::RHI::AttachmentId attachmentId = diffuseProbeGrid->GetProbeDataImageAttachmentId();
|
||||
if (frameGraph.GetAttachmentDatabase().IsAttachmentValid(attachmentId) == false)
|
||||
{
|
||||
[[maybe_unused]] RHI::ResultCode result = frameGraph.GetAttachmentDatabase().ImportImage(attachmentId, diffuseProbeGrid->GetProbeDataImage());
|
||||
AZ_Assert(result == RHI::ResultCode::Success, "Failed to import DiffuseProbeGrid probe data buffer with error %d", result);
|
||||
}
|
||||
|
||||
RHI::ImageScopeAttachmentDescriptor desc;
|
||||
desc.m_attachmentId = attachmentId;
|
||||
desc.m_imageViewDescriptor = diffuseProbeGrid->GetRenderData()->m_probeDataImageViewDescriptor;
|
||||
desc.m_loadStoreAction.m_loadAction = AZ::RHI::AttachmentLoadAction::Load;
|
||||
|
||||
frameGraph.UseShaderAttachment(desc, RHI::ScopeAttachmentAccess::Read);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void DiffuseProbeGridVisualizationPreparePass::CompileResources([[maybe_unused]] const RHI::FrameGraphCompileContext& context)
|
||||
{
|
||||
RPI::Scene* scene = m_pipeline->GetScene();
|
||||
DiffuseProbeGridFeatureProcessor* diffuseProbeGridFeatureProcessor = scene->GetFeatureProcessor<DiffuseProbeGridFeatureProcessor>();
|
||||
|
||||
for (auto& diffuseProbeGrid : diffuseProbeGridFeatureProcessor->GetVisibleProbeGrids())
|
||||
{
|
||||
if (!ShouldUpdate(diffuseProbeGrid))
|
||||
{
|
||||
continue;
|
||||
}
|
||||
|
||||
// the DiffuseProbeGrid Srg must be updated in the Compile phase in order to successfully bind the ReadWrite shader inputs
|
||||
// (see ValidateSetImageView() in ShaderResourceGroupData.cpp)
|
||||
diffuseProbeGrid->UpdateVisualizationPrepareSrg(m_shader, m_srgLayout);
|
||||
diffuseProbeGrid->GetVisualizationPrepareSrg()->Compile();
|
||||
}
|
||||
}
|
||||
|
||||
void DiffuseProbeGridVisualizationPreparePass::BuildCommandListInternal(const RHI::FrameGraphExecuteContext& context)
|
||||
{
|
||||
RHI::CommandList* commandList = context.GetCommandList();
|
||||
|
||||
RPI::Scene* scene = m_pipeline->GetScene();
|
||||
DiffuseProbeGridFeatureProcessor* diffuseProbeGridFeatureProcessor = scene->GetFeatureProcessor<DiffuseProbeGridFeatureProcessor>();
|
||||
|
||||
for (auto& diffuseProbeGrid : diffuseProbeGridFeatureProcessor->GetVisibleProbeGrids())
|
||||
{
|
||||
if (!ShouldUpdate(diffuseProbeGrid))
|
||||
{
|
||||
continue;
|
||||
}
|
||||
|
||||
const RHI::ShaderResourceGroup* shaderResourceGroup = diffuseProbeGrid->GetVisualizationPrepareSrg()->GetRHIShaderResourceGroup();
|
||||
commandList->SetShaderResourceGroupForDispatch(*shaderResourceGroup);
|
||||
|
||||
RHI::DispatchItem dispatchItem;
|
||||
dispatchItem.m_arguments = m_dispatchArgs;
|
||||
dispatchItem.m_pipelineState = m_pipelineState;
|
||||
dispatchItem.m_arguments.m_direct.m_totalNumberOfThreadsX = diffuseProbeGrid->GetTotalProbeCount();
|
||||
dispatchItem.m_arguments.m_direct.m_totalNumberOfThreadsY = 1;
|
||||
dispatchItem.m_arguments.m_direct.m_totalNumberOfThreadsZ = 1;
|
||||
|
||||
commandList->Submit(dispatchItem);
|
||||
}
|
||||
}
|
||||
} // namespace RPI
|
||||
} // namespace AZ
|
||||
@ -0,0 +1,52 @@
|
||||
/*
|
||||
* Copyright (c) Contributors to the Open 3D Engine Project.
|
||||
* For complete copyright and license terms please see the LICENSE at the root of this distribution.
|
||||
*
|
||||
* SPDX-License-Identifier: Apache-2.0 OR MIT
|
||||
*
|
||||
*/
|
||||
#pragma once
|
||||
|
||||
#include <Atom/RPI.Public/Pass/RenderPass.h>
|
||||
#include <Atom/RPI.Public/Shader/Shader.h>
|
||||
|
||||
namespace AZ
|
||||
{
|
||||
namespace Render
|
||||
{
|
||||
//! This pass updates the DiffuseProbeGrid visualization TLAS instances buffer
|
||||
class DiffuseProbeGridVisualizationPreparePass final
|
||||
: public RPI::RenderPass
|
||||
{
|
||||
public:
|
||||
AZ_RPI_PASS(DiffuseProbeGridVisualizationPreparePass);
|
||||
|
||||
AZ_RTTI(DiffuseProbeGridVisualizationPreparePass, "{33BD769D-378B-4142-8C11-6A2ADA2BB095}", Pass);
|
||||
AZ_CLASS_ALLOCATOR(DiffuseProbeGridVisualizationPreparePass, SystemAllocator, 0);
|
||||
|
||||
//! Creates a DiffuseProbeGridVisualizationPreparePass
|
||||
static RPI::Ptr<DiffuseProbeGridVisualizationPreparePass> Create(const RPI::PassDescriptor& descriptor);
|
||||
|
||||
~DiffuseProbeGridVisualizationPreparePass() = default;
|
||||
|
||||
private:
|
||||
explicit DiffuseProbeGridVisualizationPreparePass(const RPI::PassDescriptor& descriptor);
|
||||
|
||||
void LoadShader();
|
||||
bool ShouldUpdate(const AZStd::shared_ptr<DiffuseProbeGrid>& diffuseProbeGrid) const;
|
||||
|
||||
// Pass overrides
|
||||
bool IsEnabled() const override;
|
||||
void FrameBeginInternal(FramePrepareParams params) override;
|
||||
void SetupFrameGraphDependencies(RHI::FrameGraphInterface frameGraph) override;
|
||||
void CompileResources(const RHI::FrameGraphCompileContext& context) override;
|
||||
void BuildCommandListInternal(const RHI::FrameGraphExecuteContext& context) override;
|
||||
|
||||
// shader
|
||||
Data::Instance<RPI::Shader> m_shader;
|
||||
const RHI::PipelineState* m_pipelineState = nullptr;
|
||||
RHI::Ptr<RHI::ShaderResourceGroupLayout> m_srgLayout;
|
||||
RHI::DispatchDirect m_dispatchArgs;
|
||||
};
|
||||
} // namespace RPI
|
||||
} // namespace AZ
|
||||
@ -0,0 +1,300 @@
|
||||
/*
|
||||
* Copyright (c) Contributors to the Open 3D Engine Project.
|
||||
* For complete copyright and license terms please see the LICENSE at the root of this distribution.
|
||||
*
|
||||
* SPDX-License-Identifier: Apache-2.0 OR MIT
|
||||
*
|
||||
*/
|
||||
|
||||
#include <Atom/RHI/CommandList.h>
|
||||
#include <Atom/RHI/DispatchRaysItem.h>
|
||||
#include <Atom/RHI/Factory.h>
|
||||
#include <Atom/RHI/RHISystemInterface.h>
|
||||
#include <Atom/RPI.Public/RenderPipeline.h>
|
||||
#include <Atom/RPI.Public/Scene.h>
|
||||
#include <Atom/RPI.Public/RPIUtils.h>
|
||||
#include <Atom/RPI.Public/View.h>
|
||||
#include <Atom_Feature_Traits_Platform.h>
|
||||
#include <DiffuseGlobalIllumination/DiffuseProbeGridFeatureProcessor.h>
|
||||
#include <DiffuseGlobalIllumination/DiffuseProbeGridVisualizationRayTracingPass.h>
|
||||
|
||||
namespace AZ
|
||||
{
|
||||
namespace Render
|
||||
{
|
||||
RPI::Ptr<DiffuseProbeGridVisualizationRayTracingPass> DiffuseProbeGridVisualizationRayTracingPass::Create(const RPI::PassDescriptor& descriptor)
|
||||
{
|
||||
RPI::Ptr<DiffuseProbeGridVisualizationRayTracingPass> pass = aznew DiffuseProbeGridVisualizationRayTracingPass(descriptor);
|
||||
return AZStd::move(pass);
|
||||
}
|
||||
|
||||
DiffuseProbeGridVisualizationRayTracingPass::DiffuseProbeGridVisualizationRayTracingPass(const RPI::PassDescriptor& descriptor)
|
||||
: RPI::RenderPass(descriptor)
|
||||
{
|
||||
RHI::Ptr<RHI::Device> device = RHI::RHISystemInterface::Get()->GetDevice();
|
||||
if (device->GetFeatures().m_rayTracing == false || !AZ_TRAIT_DIFFUSE_GI_PASSES_SUPPORTED)
|
||||
{
|
||||
// raytracing or GI is not supported on this platform
|
||||
SetEnabled(false);
|
||||
}
|
||||
}
|
||||
|
||||
void DiffuseProbeGridVisualizationRayTracingPass::CreateRayTracingPipelineState()
|
||||
{
|
||||
RHI::Ptr<RHI::Device> device = RHI::RHISystemInterface::Get()->GetDevice();
|
||||
|
||||
// load the ray tracing shader
|
||||
// Note: the shader may not be available on all platforms
|
||||
AZStd::string shaderFilePath = "Shaders/DiffuseGlobalIllumination/DiffuseProbeGridVisualizationRayTracing.azshader";
|
||||
m_rayTracingShader = RPI::LoadCriticalShader(shaderFilePath);
|
||||
if (m_rayTracingShader == nullptr)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
auto shaderVariant = m_rayTracingShader->GetVariant(RPI::ShaderAsset::RootShaderVariantStableId);
|
||||
RHI::PipelineStateDescriptorForRayTracing rayGenerationShaderDescriptor;
|
||||
shaderVariant.ConfigurePipelineState(rayGenerationShaderDescriptor);
|
||||
|
||||
// closest hit shader
|
||||
AZStd::string closestHitShaderFilePath = "Shaders/DiffuseGlobalIllumination/DiffuseProbeGridVisualizationRayTracingClosestHit.azshader";
|
||||
m_closestHitShader = RPI::LoadCriticalShader(closestHitShaderFilePath);
|
||||
|
||||
auto closestHitShaderVariant = m_closestHitShader->GetVariant(RPI::ShaderAsset::RootShaderVariantStableId);
|
||||
RHI::PipelineStateDescriptorForRayTracing closestHitShaderDescriptor;
|
||||
closestHitShaderVariant.ConfigurePipelineState(closestHitShaderDescriptor);
|
||||
|
||||
// miss shader
|
||||
AZStd::string missShaderFilePath = "Shaders/DiffuseGlobalIllumination/DiffuseProbeGridVisualizationRayTracingMiss.azshader";
|
||||
m_missShader = RPI::LoadCriticalShader(missShaderFilePath);
|
||||
|
||||
auto missShaderVariant = m_missShader->GetVariant(RPI::ShaderAsset::RootShaderVariantStableId);
|
||||
RHI::PipelineStateDescriptorForRayTracing missShaderDescriptor;
|
||||
missShaderVariant.ConfigurePipelineState(missShaderDescriptor);
|
||||
|
||||
// global pipeline state and Srg
|
||||
m_globalPipelineState = m_rayTracingShader->AcquirePipelineState(rayGenerationShaderDescriptor);
|
||||
AZ_Assert(m_globalPipelineState, "Failed to acquire ray tracing global pipeline state");
|
||||
|
||||
m_globalSrgLayout = m_rayTracingShader->FindShaderResourceGroupLayout(Name{ "RayTracingGlobalSrg" });
|
||||
AZ_Assert(m_globalSrgLayout != nullptr, "Failed to find RayTracingGlobalSrg layout for shader [%s]", shaderFilePath.c_str());
|
||||
|
||||
// build the ray tracing pipeline state descriptor
|
||||
RHI::RayTracingPipelineStateDescriptor descriptor;
|
||||
descriptor.Build()
|
||||
->PipelineState(m_globalPipelineState.get())
|
||||
->MaxPayloadSize(64)
|
||||
->MaxAttributeSize(32)
|
||||
->MaxRecursionDepth(2)
|
||||
->ShaderLibrary(rayGenerationShaderDescriptor)
|
||||
->RayGenerationShaderName(AZ::Name("RayGen"))
|
||||
->ShaderLibrary(missShaderDescriptor)
|
||||
->MissShaderName(AZ::Name("Miss"))
|
||||
->ShaderLibrary(closestHitShaderDescriptor)
|
||||
->ClosestHitShaderName(AZ::Name("ClosestHit"))
|
||||
->HitGroup(AZ::Name("HitGroup"))
|
||||
->ClosestHitShaderName(AZ::Name("ClosestHit"));
|
||||
|
||||
// create the ray tracing pipeline state object
|
||||
m_rayTracingPipelineState = RHI::Factory::Get().CreateRayTracingPipelineState();
|
||||
m_rayTracingPipelineState->Init(*device.get(), &descriptor);
|
||||
}
|
||||
|
||||
bool DiffuseProbeGridVisualizationRayTracingPass::IsEnabled() const
|
||||
{
|
||||
if (!RenderPass::IsEnabled())
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
RPI::Scene* scene = m_pipeline->GetScene();
|
||||
if (!scene)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
DiffuseProbeGridFeatureProcessor* diffuseProbeGridFeatureProcessor = scene->GetFeatureProcessor<DiffuseProbeGridFeatureProcessor>();
|
||||
if (diffuseProbeGridFeatureProcessor)
|
||||
{
|
||||
for (auto& diffuseProbeGrid : diffuseProbeGridFeatureProcessor->GetVisibleProbeGrids())
|
||||
{
|
||||
if (diffuseProbeGrid->GetVisualizationEnabled())
|
||||
{
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
void DiffuseProbeGridVisualizationRayTracingPass::FrameBeginInternal(FramePrepareParams params)
|
||||
{
|
||||
RPI::Scene* scene = m_pipeline->GetScene();
|
||||
DiffuseProbeGridFeatureProcessor* diffuseProbeGridFeatureProcessor = scene->GetFeatureProcessor<DiffuseProbeGridFeatureProcessor>();
|
||||
|
||||
if (!m_initialized)
|
||||
{
|
||||
CreateRayTracingPipelineState();
|
||||
m_initialized = true;
|
||||
}
|
||||
|
||||
if (!m_rayTracingShaderTable)
|
||||
{
|
||||
RHI::Ptr<RHI::Device> device = RHI::RHISystemInterface::Get()->GetDevice();
|
||||
RHI::RayTracingBufferPools& rayTracingBufferPools = diffuseProbeGridFeatureProcessor->GetVisualizationBufferPools();
|
||||
|
||||
m_rayTracingShaderTable = RHI::Factory::Get().CreateRayTracingShaderTable();
|
||||
m_rayTracingShaderTable->Init(*device.get(), rayTracingBufferPools);
|
||||
|
||||
AZStd::shared_ptr<RHI::RayTracingShaderTableDescriptor> descriptor = AZStd::make_shared<RHI::RayTracingShaderTableDescriptor>();
|
||||
|
||||
// build the ray tracing shader table descriptor
|
||||
descriptor->Build(AZ::Name("RayTracingShaderTable"), m_rayTracingPipelineState)
|
||||
->RayGenerationRecord(AZ::Name("RayGen"))
|
||||
->MissRecord(AZ::Name("Miss"))
|
||||
->HitGroupRecord(AZ::Name("HitGroup"))
|
||||
;
|
||||
|
||||
m_rayTracingShaderTable->Build(descriptor);
|
||||
}
|
||||
|
||||
RenderPass::FrameBeginInternal(params);
|
||||
}
|
||||
|
||||
void DiffuseProbeGridVisualizationRayTracingPass::SetupFrameGraphDependencies(RHI::FrameGraphInterface frameGraph)
|
||||
{
|
||||
RenderPass::SetupFrameGraphDependencies(frameGraph);
|
||||
|
||||
RPI::Scene* scene = m_pipeline->GetScene();
|
||||
DiffuseProbeGridFeatureProcessor* diffuseProbeGridFeatureProcessor = scene->GetFeatureProcessor<DiffuseProbeGridFeatureProcessor>();
|
||||
|
||||
for (auto& diffuseProbeGrid : diffuseProbeGridFeatureProcessor->GetVisibleProbeGrids())
|
||||
{
|
||||
if (!diffuseProbeGrid->GetVisualizationEnabled())
|
||||
{
|
||||
continue;
|
||||
}
|
||||
|
||||
// TLAS
|
||||
{
|
||||
AZ::RHI::AttachmentId tlasAttachmentId = diffuseProbeGrid->GetProbeVisualizationTlasAttachmentId();
|
||||
const RHI::Ptr<RHI::Buffer>& visualizationTlasBuffer = diffuseProbeGrid->GetVisualizationTlas()->GetTlasBuffer();
|
||||
if (visualizationTlasBuffer)
|
||||
{
|
||||
if (!frameGraph.GetAttachmentDatabase().IsAttachmentValid(tlasAttachmentId))
|
||||
{
|
||||
[[maybe_unused]] RHI::ResultCode result = frameGraph.GetAttachmentDatabase().ImportBuffer(tlasAttachmentId, visualizationTlasBuffer);
|
||||
AZ_Assert(result == RHI::ResultCode::Success, "Failed to import ray tracing TLAS buffer with error %d", result);
|
||||
}
|
||||
|
||||
uint32_t tlasBufferByteCount = aznumeric_cast<uint32_t>(visualizationTlasBuffer->GetDescriptor().m_byteCount);
|
||||
RHI::BufferViewDescriptor tlasBufferViewDescriptor = RHI::BufferViewDescriptor::CreateRaw(0, tlasBufferByteCount);
|
||||
|
||||
RHI::BufferScopeAttachmentDescriptor desc;
|
||||
desc.m_attachmentId = tlasAttachmentId;
|
||||
desc.m_bufferViewDescriptor = tlasBufferViewDescriptor;
|
||||
desc.m_loadStoreAction.m_loadAction = AZ::RHI::AttachmentLoadAction::Load;
|
||||
|
||||
frameGraph.UseShaderAttachment(desc, RHI::ScopeAttachmentAccess::ReadWrite);
|
||||
}
|
||||
}
|
||||
|
||||
// probe irradiance
|
||||
{
|
||||
RHI::ImageScopeAttachmentDescriptor desc;
|
||||
desc.m_attachmentId = diffuseProbeGrid->GetIrradianceImageAttachmentId();
|
||||
desc.m_imageViewDescriptor = diffuseProbeGrid->GetRenderData()->m_probeIrradianceImageViewDescriptor;
|
||||
desc.m_loadStoreAction.m_loadAction = AZ::RHI::AttachmentLoadAction::Load;
|
||||
frameGraph.UseShaderAttachment(desc, RHI::ScopeAttachmentAccess::Read);
|
||||
}
|
||||
|
||||
// probe distance
|
||||
{
|
||||
RHI::ImageScopeAttachmentDescriptor desc;
|
||||
desc.m_attachmentId = diffuseProbeGrid->GetDistanceImageAttachmentId();
|
||||
desc.m_imageViewDescriptor = diffuseProbeGrid->GetRenderData()->m_probeDistanceImageViewDescriptor;
|
||||
desc.m_loadStoreAction.m_loadAction = AZ::RHI::AttachmentLoadAction::Load;
|
||||
|
||||
frameGraph.UseShaderAttachment(desc, RHI::ScopeAttachmentAccess::Read);
|
||||
}
|
||||
|
||||
// probe data
|
||||
{
|
||||
RHI::ImageScopeAttachmentDescriptor desc;
|
||||
desc.m_attachmentId = diffuseProbeGrid->GetProbeDataImageAttachmentId();
|
||||
desc.m_imageViewDescriptor = diffuseProbeGrid->GetRenderData()->m_probeDataImageViewDescriptor;
|
||||
desc.m_loadStoreAction.m_loadAction = AZ::RHI::AttachmentLoadAction::Load;
|
||||
|
||||
frameGraph.UseShaderAttachment(desc, RHI::ScopeAttachmentAccess::Read);
|
||||
}
|
||||
}
|
||||
|
||||
// retrieve the visualization image size, this will determine the number of rays to cast
|
||||
RPI::Ptr<RPI::PassAttachment> visualizationImageAttachment = m_ownedAttachments[0];
|
||||
AZ_Assert(visualizationImageAttachment.get(), "Invalid DiffuseProbeGrid Visualization image");
|
||||
|
||||
m_outputAttachmentSize = visualizationImageAttachment->GetTransientImageDescriptor().m_imageDescriptor.m_size;
|
||||
}
|
||||
|
||||
void DiffuseProbeGridVisualizationRayTracingPass::CompileResources([[maybe_unused]] const RHI::FrameGraphCompileContext& context)
|
||||
{
|
||||
const RHI::ImageView* outputImageView = context.GetImageView(GetOutputBinding(0).m_attachment->GetAttachmentId());
|
||||
AZ_Assert(outputImageView, "Failed to retrieve output ImageView");
|
||||
|
||||
RPI::Scene* scene = m_pipeline->GetScene();
|
||||
DiffuseProbeGridFeatureProcessor* diffuseProbeGridFeatureProcessor = scene->GetFeatureProcessor<DiffuseProbeGridFeatureProcessor>();
|
||||
|
||||
for (auto& diffuseProbeGrid : diffuseProbeGridFeatureProcessor->GetVisibleProbeGrids())
|
||||
{
|
||||
if (!diffuseProbeGrid->GetVisualizationEnabled())
|
||||
{
|
||||
continue;
|
||||
}
|
||||
|
||||
// the DiffuseProbeGridVisualization Srg must be updated in the Compile phase in order to successfully bind the ReadWrite shader
|
||||
// inputs (see line ValidateSetImageView() in ShaderResourceGroupData.cpp)
|
||||
diffuseProbeGrid->UpdateVisualizationRayTraceSrg(m_rayTracingShader, m_globalSrgLayout, outputImageView);
|
||||
diffuseProbeGrid->GetVisualizationRayTraceSrg()->Compile();
|
||||
}
|
||||
}
|
||||
|
||||
void DiffuseProbeGridVisualizationRayTracingPass::BuildCommandListInternal([[maybe_unused]] const RHI::FrameGraphExecuteContext& context)
|
||||
{
|
||||
RPI::Scene* scene = m_pipeline->GetScene();
|
||||
DiffuseProbeGridFeatureProcessor* diffuseProbeGridFeatureProcessor = scene->GetFeatureProcessor<DiffuseProbeGridFeatureProcessor>();
|
||||
|
||||
const AZStd::vector<RPI::ViewPtr>& views = m_pipeline->GetViews(RPI::PipelineViewTag{ "MainCamera" });
|
||||
if (views.empty())
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
for (auto& diffuseProbeGrid : diffuseProbeGridFeatureProcessor->GetVisibleProbeGrids())
|
||||
{
|
||||
if (!diffuseProbeGrid->GetVisualizationEnabled())
|
||||
{
|
||||
continue;
|
||||
}
|
||||
|
||||
const RHI::ShaderResourceGroup* shaderResourceGroups[] = {
|
||||
diffuseProbeGrid->GetVisualizationRayTraceSrg()->GetRHIShaderResourceGroup(),
|
||||
views[0]->GetRHIShaderResourceGroup()
|
||||
};
|
||||
|
||||
RHI::DispatchRaysItem dispatchRaysItem;
|
||||
dispatchRaysItem.m_width = m_outputAttachmentSize.m_width;
|
||||
dispatchRaysItem.m_height = m_outputAttachmentSize.m_height;
|
||||
dispatchRaysItem.m_depth = 1;
|
||||
dispatchRaysItem.m_rayTracingPipelineState = m_rayTracingPipelineState.get();
|
||||
dispatchRaysItem.m_rayTracingShaderTable = m_rayTracingShaderTable.get();
|
||||
dispatchRaysItem.m_shaderResourceGroupCount = RHI::ArraySize(shaderResourceGroups);
|
||||
dispatchRaysItem.m_shaderResourceGroups = shaderResourceGroups;
|
||||
dispatchRaysItem.m_globalPipelineState = m_globalPipelineState.get();
|
||||
|
||||
// submit the DispatchRays item
|
||||
context.GetCommandList()->Submit(dispatchRaysItem);
|
||||
}
|
||||
}
|
||||
} // namespace RPI
|
||||
} // namespace AZ
|
||||
@ -0,0 +1,67 @@
|
||||
/*
|
||||
* Copyright (c) Contributors to the Open 3D Engine Project.
|
||||
* For complete copyright and license terms please see the LICENSE at the root of this distribution.
|
||||
*
|
||||
* SPDX-License-Identifier: Apache-2.0 OR MIT
|
||||
*
|
||||
*/
|
||||
#pragma once
|
||||
|
||||
#include <Atom/RPI.Public/Pass/RenderPass.h>
|
||||
#include <Atom/RHI/RayTracingPipelineState.h>
|
||||
#include <Atom/RHI/RayTracingShaderTable.h>
|
||||
#include <Atom/RPI.Public/Shader/ShaderResourceGroup.h>
|
||||
|
||||
namespace AZ
|
||||
{
|
||||
namespace Render
|
||||
{
|
||||
//! Ray tracing shader that generates the probe visualization image for a DiffuseProbeGrid
|
||||
class DiffuseProbeGridVisualizationRayTracingPass final
|
||||
: public RPI::RenderPass
|
||||
{
|
||||
public:
|
||||
AZ_RPI_PASS(DiffuseProbeGridVisualizationRayTracingPass);
|
||||
|
||||
AZ_RTTI(DiffuseProbeGridVisualizationRayTracingPass, "{CDFB5C03-08D1-4FCA-8B63-2F8326E0DF1D}", RPI::RenderPass);
|
||||
AZ_CLASS_ALLOCATOR(DiffuseProbeGridVisualizationRayTracingPass, SystemAllocator, 0);
|
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//! Creates a DiffuseProbeGridVisualizationRayTracingPass
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static RPI::Ptr<DiffuseProbeGridVisualizationRayTracingPass> Create(const RPI::PassDescriptor& descriptor);
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||||
|
||||
~DiffuseProbeGridVisualizationRayTracingPass() = default;
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||||
|
||||
private:
|
||||
explicit DiffuseProbeGridVisualizationRayTracingPass(const RPI::PassDescriptor& descriptor);
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||||
|
||||
void CreateRayTracingPipelineState();
|
||||
|
||||
// Scope producer functions
|
||||
void SetupFrameGraphDependencies(RHI::FrameGraphInterface frameGraph) override;
|
||||
void CompileResources(const RHI::FrameGraphCompileContext& context) override;
|
||||
void BuildCommandListInternal(const RHI::FrameGraphExecuteContext& context) override;
|
||||
|
||||
// Pass overrides
|
||||
bool IsEnabled() const override;
|
||||
void FrameBeginInternal(FramePrepareParams params) override;
|
||||
|
||||
// ray tracing shader and pipeline state
|
||||
Data::Instance<RPI::Shader> m_rayTracingShader;
|
||||
Data::Instance<RPI::Shader> m_missShader;
|
||||
Data::Instance<RPI::Shader> m_closestHitShader;
|
||||
RHI::Ptr<RHI::RayTracingPipelineState> m_rayTracingPipelineState;
|
||||
|
||||
// ray tracing shader table
|
||||
RHI::Ptr<RHI::RayTracingShaderTable> m_rayTracingShaderTable;
|
||||
|
||||
// current size of output attachment, updated every frame
|
||||
RHI::Size m_outputAttachmentSize;
|
||||
|
||||
// ray tracing global shader resource group layout and pipeline state
|
||||
RHI::Ptr<RHI::ShaderResourceGroupLayout> m_globalSrgLayout;
|
||||
RHI::ConstPtr<RHI::PipelineState> m_globalPipelineState;
|
||||
|
||||
bool m_initialized = false;
|
||||
};
|
||||
} // namespace RPI
|
||||
} // namespace AZ
|
||||
Loading…
Reference in New Issue