More Win32 classic samples

Author: walbourn

PCSamples/IntroGraphics/SimpleBezierPC12/Readme.docx

@@ -14,7 +14,7 @@
     <RootNamespace>SimpleBezierPC12</RootNamespace>
     <ProjectGuid>{80635a81-c0ed-4eed-b484-7b7b2eb9c9f9}</ProjectGuid>
     <Keyword>Win32Proj</Keyword>
-    <WindowsTargetPlatformVersion>10.0.16299.0</WindowsTargetPlatformVersion>
+    <WindowsTargetPlatformVersion>10.0.14393.0</WindowsTargetPlatformVersion>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">

PCSamples/IntroGraphics/SimpleBezierPC12/SimpleBezierPC12.vcxproj

@@ -0,0 +1,43 @@
+//--------------------------------------------------------------------------------------
+// File: fractal.hlsl
+//
+// This is a compute shader that draws a Mandelbrot fractal.
+//
+// Copyright (c) Microsoft Corporation. All rights reserved.
+//--------------------------------------------------------------------------------------
+
+RWTexture2D<float4> OutputTexture : register(u0);
+Texture2D ColorMapTexture : register(t0);
+SamplerState ColorMapSampler : register(s0);
+
+cbuffer cb0
+{
+	float4 g_MaxThreadIter : packoffset(c0);
+	float4 g_Window : packoffset(c1);
+}
+
+[numthreads(8, 8, 1)]
+void main(uint3 DTid : SV_DispatchThreadID)
+{
+	float2 WindowLocal = ((float2)DTid.xy / g_MaxThreadIter.xy) * float2(1, -1) + float2(-0.5f, 0.5f);
+	float2 coord = WindowLocal.xy * g_Window.xy + g_Window.zw;
+
+	uint maxiter = (uint)g_MaxThreadIter.z * 4;
+	uint iter = 0;
+	float2 constant = coord;
+	float2 sq;
+	do
+	{
+		float2 newvalue;
+		sq = coord * coord;
+		newvalue.x = sq.x - sq.y;
+		newvalue.y = 2 * coord.y * coord.x;
+		coord = newvalue + constant;
+		iter++;
+	} while (iter < maxiter && (sq.x + sq.y) < 4.0);
+
+	float colorIndex = frac((float)iter / g_MaxThreadIter.z);
+	float4 SampledColor = ColorMapTexture.SampleLevel(ColorMapSampler, float2(colorIndex, 0), 0);
+
+	OutputTexture[DTid.xy] = SampledColor;
+}