Full Template for ticket #1

Templates/Full/game/shaders/common/lighting/shadowMap/boxFilterP.hlsl

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+//-----------------------------------------------------------------------------
+// Copyright (c) 2012 GarageGames, LLC
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+//*****************************************************************************
+// Box Filter
+//*****************************************************************************
+
+struct ConnectData
+{
+   float2 tex0 : TEXCOORD0;
+};
+
+// If not defined from ShaderData then define 
+// the default blur kernel size here.
+//#ifndef blurSamples
+//   #define blurSamples 4
+//#endif
+
+float log_conv ( float x0, float X, float y0, float Y )
+{
+    return (X + log(x0 + (y0 * exp(Y - X))));
+}
+
+float4 main(   ConnectData IN,
+               uniform sampler2D diffuseMap0 : register(S0),
+               uniform float texSize : register(C0),
+               uniform float2 blurDimension : register(C2),
+               uniform float2 blurBoundaries : register(C3)
+   ) : COLOR0
+{   
+   // 5x5
+   if (IN.tex0.x <= blurBoundaries.x)
+   {
+      float texelSize = 1.2f / texSize;
+      float2 sampleOffset = texelSize * blurDimension;
+      //float2 offset = 0.5 * float( blurSamples ) * sampleOffset;
+
+      float2 texCoord = IN.tex0;
+      
+      float accum = log_conv(0.3125, tex2D(diffuseMap0, texCoord - sampleOffset), 0.375, tex2D(diffuseMap0, texCoord));
+      accum = log_conv(1, accum, 0.3125, tex2D(diffuseMap0, texCoord + sampleOffset));      
+               
+      return accum;
+   } else {
+      // 3x3
+      if (IN.tex0.x <= blurBoundaries.y)
+      {
+         float texelSize = 1.3f / texSize;
+         float2 sampleOffset = texelSize * blurDimension;
+         //float2 offset = 0.5 * float( blurSamples ) * sampleOffset;
+
+         float2 texCoord = IN.tex0;
+         float accum = log_conv(0.5, tex2D(diffuseMap0, texCoord - sampleOffset), 0.5, tex2D(diffuseMap0, texCoord + sampleOffset));
+                  
+         return accum;
+      } else {
+         return tex2D(diffuseMap0, IN.tex0);
+      }
+   }
+}
+

Templates/Full/game/shaders/common/lighting/shadowMap/boxFilterV.hlsl

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+//-----------------------------------------------------------------------------
+// Copyright (c) 2012 GarageGames, LLC
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+//*****************************************************************************
+// Box Filter
+//*****************************************************************************
+//-----------------------------------------------------------------------------
+// Structures                                                                  
+//-----------------------------------------------------------------------------
+struct VertData
+{
+   float2 texCoord        : TEXCOORD0;
+   float4 position        : POSITION;
+};
+
+struct ConnectData
+{
+   float4 hpos            : POSITION;
+   float2 tex0            : TEXCOORD0;
+};
+
+
+//-----------------------------------------------------------------------------
+// Main                                                                        
+//-----------------------------------------------------------------------------
+ConnectData main( VertData IN,
+                  uniform float4x4 modelview       : register(C0))
+{
+   ConnectData OUT;
+
+   OUT.hpos = mul(modelview, IN.position);   
+   OUT.tex0 = IN.texCoord;
+
+   return OUT;
+}

Templates/Full/game/shaders/common/lighting/shadowMap/gl/boxFilterP.glsl

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+//-----------------------------------------------------------------------------
+// Copyright (c) 2012 GarageGames, LLC
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+#define blurSamples 4.0
+
+uniform sampler2D diffuseMap0;
+uniform float texSize;
+uniform vec2 blurDimension;
+
+varying vec2 tex0;
+
+void main()
+{
+   // Preshader
+   float TexelSize = 1.0 / texSize;
+   vec2 SampleOffset = TexelSize * blurDimension;
+   vec2 Offset = 0.5 * float(blurSamples - 1.0) * SampleOffset;
+   
+   vec2 BaseTexCoord = tex0 - Offset;
+   
+   vec4 accum = vec4(0.0, 0.0, 0.0, 0.0);
+   for(int i = 0; i < int(blurSamples); i++)
+   {
+      accum += texture2D(diffuseMap0, BaseTexCoord + float(i) * SampleOffset);
+   }
+   accum /= blurSamples;
+   gl_FragColor = accum;
+}

Templates/Full/game/shaders/common/lighting/shadowMap/gl/boxFilterV.glsl

@@ -0,0 +1,31 @@
+//-----------------------------------------------------------------------------
+// Copyright (c) 2012 GarageGames, LLC
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+uniform mat4 modelview;
+
+varying vec2 tex0;
+
+void main()
+{
+   gl_Position = modelview * gl_Vertex;
+   tex0 = gl_MultiTexCoord0.st;
+}

Templates/Full/game/shaders/common/lighting/shadowMap/shadowMapIO_GLSL.h

@@ -0,0 +1,50 @@
+//-----------------------------------------------------------------------------
+// Copyright (c) 2012 GarageGames, LLC
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+//#define SM_Fmt_R8G8B8A8
+
+#define pkDepthBitShft 65536.0
+#define pkDepthChanMax 256.0
+#define bias -0.5/255.0
+#define coeff 0.9999991
+//#define coeff 1.0
+
+vec4 encodeShadowMap( float depth )
+{
+#if defined(SM_Fmt_R8G8B8A8)   
+   return frac( vec4(1.0, 255.0, 65025.0, 160581375.0) * depth ) + vec4(bias);
+
+   //float4 packedValue = frac((depth / coeff) * float4(16777216.0, 65536.0, 256.0, 1.0));
+   //return (packedValue - packedValue.xxyz * float4(0, 1.0 / 256, 1.0 / 256, 1.0 / 256));
+#else
+   return vec4(depth);
+#endif
+}
+
+float decodeShadowMap( vec4 smSample )
+{
+#if defined(SM_Fmt_R8G8B8A8)
+   return dot( smSample, vec4(1.0, 1/255.0, 1/65025.0, 1/160581375.0) );
+#else
+   return smSample.x;  
+#endif
+}

Templates/Full/game/shaders/common/lighting/shadowMap/shadowMapIO_HLSL.h

@@ -0,0 +1,50 @@
+//-----------------------------------------------------------------------------
+// Copyright (c) 2012 GarageGames, LLC
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+//#define SM_Fmt_R8G8B8A8
+
+#define pkDepthBitShft 65536.0
+#define pkDepthChanMax 256.0
+#define bias -0.5/255.0
+#define coeff 0.9999991
+//#define coeff 1.0
+
+float4 encodeShadowMap( float depth )
+{
+#if defined(SM_Fmt_R8G8B8A8)   
+   return frac( float4(1.0, 255.0, 65025.0, 160581375.0) * depth ) + bias;
+
+   //float4 packedValue = frac((depth / coeff) * float4(16777216.0, 65536.0, 256.0, 1.0));
+   //return (packedValue - packedValue.xxyz * float4(0, 1.0 / 256, 1.0 / 256, 1.0 / 256));
+#else
+   return depth;
+#endif
+}
+
+float decodeShadowMap( float4 smSample )
+{
+#if defined(SM_Fmt_R8G8B8A8)
+   return dot( smSample, float4(1.0, 1/255.0, 1/65025.0, 1/160581375.0) );
+#else
+   return smSample.x;  
+#endif
+}