From f5f6a899903a309f1fc93b31c0297fc7b3b5cf46 Mon Sep 17 00:00:00 2001
From: Andrew Reidmeyer <areidmeyer@nvidia.com>
Date: Wed, 15 Mar 2017 09:28:59 -0600
Subject: Initial 1.0.0 binary release

---
 demo/Shaders/customEmitEmit2CS.hlsl | 66 +++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 demo/Shaders/customEmitEmit2CS.hlsl

(limited to 'demo/Shaders/customEmitEmit2CS.hlsl')

diff --git a/demo/Shaders/customEmitEmit2CS.hlsl b/demo/Shaders/customEmitEmit2CS.hlsl
new file mode 100644
index 0000000..4616b87
--- /dev/null
+++ b/demo/Shaders/customEmitEmit2CS.hlsl
@@ -0,0 +1,66 @@
+/*
+* Copyright (c) 2014-2017, NVIDIA CORPORATION.  All rights reserved.
+*
+* NVIDIA CORPORATION and its licensors retain all intellectual property
+* and proprietary rights in and to this software, related documentation
+* and any modifications thereto.  Any use, reproduction, disclosure or
+* distribution of this software and related documentation without an express
+* license agreement from NVIDIA CORPORATION is strictly prohibited.
+*/
+
+#define THREAD_DIM_X 8
+#define THREAD_DIM_Y 8
+#define THREAD_DIM_Z 8
+
+typedef uint4 NvFlowUint4;
+typedef float4 NvFlowFloat4;
+
+/// Begin Samplers supplied by ComputeContext 
+SamplerState borderSampler : register(s0);
+SamplerState borderPointSampler : register(s1);
+SamplerState wrapSampler : register(s2);
+SamplerState wrapPointSampler : register(s3);
+SamplerState clampSampler : register(s4);
+SamplerState clampPointSampler : register(s5);
+/// End Samplers supplied by ComputeContext 
+
+#include "../DemoApp/flowShaderParams.h"
+
+cbuffer params : register(b0)
+{
+	NvFlowShaderPointParams customEmitParams;
+
+	NvFlowUint4 minVidx;
+	NvFlowUint4 maxVidx;
+	NvFlowFloat4 targetValue;
+	NvFlowFloat4 blendRate;
+};
+
+Buffer<uint> blockList : register(t0);
+Texture3D<uint> blockTable : register(t1);
+Texture3D<float4> dataSRV : register(t2);
+RWTexture3D<float4> dataUAV : register(u0);
+
+NV_FLOW_DISPATCH_ID_TO_VIRTUAL(blockList, customEmitParams);
+
+NV_FLOW_VIRTUAL_TO_REAL(VirtualToReal, blockTable, customEmitParams);
+
+[numthreads(THREAD_DIM_X, THREAD_DIM_Y, THREAD_DIM_Z)]
+void customEmitEmit2CS(uint3 tidx : SV_DispatchThreadID)
+{
+	int3 vidx = DispatchIDToVirtual(tidx);
+
+	//int3 vidx = tidx.xyz + minVidx.xyz;
+
+	int3 ridx = VirtualToReal(vidx);
+
+	float4 value = dataSRV[ridx];
+
+	if (all(vidx >= int3(minVidx.xyz)) && all(vidx < int3(maxVidx.xyz)))
+	{
+		value = (1.f.xxxx - blendRate) * value + blendRate * targetValue;
+		value = (1.f.xxxx - blendRate) * value + blendRate * targetValue;
+	}
+
+	dataUAV[ridx] = value;
+}
\ No newline at end of file
-- 
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