Imported Upstream version 0.26.0

extern/shiny/Extra/core.h

@@ -0,0 +1,168 @@
+#if SH_HLSL == 1 || SH_CG == 1
+
+    #define shTexture2D sampler2D
+    #define shSample(tex, coord) tex2D(tex, coord)
+    #define shCubicSample(tex, coord) texCUBE(tex, coord)
+    #define shLerp(a, b, t) lerp(a, b, t)
+    #define shSaturate(a) saturate(a)
+
+    #define shSampler2D(name) , uniform sampler2D name : register(s@shCounter(0)) @shUseSampler(name)
+    
+    #define shSamplerCube(name) , uniform samplerCUBE name : register(s@shCounter(0)) @shUseSampler(name)
+
+    #define shMatrixMult(m, v) mul(m, v)
+
+    #define shUniform(type, name) , uniform type name
+
+    #define shTangentInput(type) , in type tangent : TANGENT
+    #define shVertexInput(type, name) , in type name : TEXCOORD@shCounter(1)
+    #define shInput(type, name) , in type name : TEXCOORD@shCounter(1)
+    #define shOutput(type, name) , out type name : TEXCOORD@shCounter(2)
+
+    #define shNormalInput(type) , in type normal : NORMAL
+    
+    #define shColourInput(type) , in type colour : COLOR
+
+    #ifdef SH_VERTEX_SHADER
+
+        #define shOutputPosition oPosition
+        #define shInputPosition iPosition
+
+
+        #define SH_BEGIN_PROGRAM \
+            void main( \
+                  float4 iPosition : POSITION \
+                , out float4 oPosition : POSITION
+
+        #define SH_START_PROGRAM \
+            ) \
+
+    #endif
+
+    #ifdef SH_FRAGMENT_SHADER
+
+        #define shOutputColour(num) oColor##num
+
+        #define shDeclareMrtOutput(num) , out float4 oColor##num : COLOR##num
+
+        #define SH_BEGIN_PROGRAM \
+            void main( \
+                out float4 oColor0 : COLOR
+
+        #define SH_START_PROGRAM \
+            ) \
+
+    #endif
+
+#endif
+
+#if SH_GLSL == 1
+
+    @version 120
+
+    #define float2 vec2
+    #define float3 vec3
+    #define float4 vec4
+    #define int2 ivec2
+    #define int3 ivec3
+    #define int4 ivec4
+    #define shTexture2D sampler2D
+    #define shSample(tex, coord) texture2D(tex, coord)
+    #define shCubicSample(tex, coord) textureCube(tex, coord)
+    #define shLerp(a, b, t) mix(a, b, t)
+    #define shSaturate(a) clamp(a, 0.0, 1.0)
+
+    #define shUniform(type, name) uniform type name;
+
+    #define shSampler2D(name) uniform sampler2D name; @shUseSampler(name)
+
+    #define shSamplerCube(name) uniform samplerCube name; @shUseSampler(name)
+
+    #define shMatrixMult(m, v) (m * v)
+
+    #define shOutputPosition gl_Position
+
+    #define float4x4 mat4
+    #define float3x3 mat3
+    
+    // GLSL 1.3
+    #if 0
+    
+    // automatically recognized by ogre when the input name equals this
+    #define shInputPosition vertex
+
+    #define shOutputColour(num) oColor##num
+
+    #define shTangentInput(type) in type tangent;
+    #define shVertexInput(type, name) in type name;
+    #define shInput(type, name) in type name;
+    #define shOutput(type, name) out type name;
+
+    // automatically recognized by ogre when the input name equals this
+    #define shNormalInput(type) in type normal;
+    #define shColourInput(type) in type colour;
+
+    #ifdef SH_VERTEX_SHADER
+
+        #define SH_BEGIN_PROGRAM \
+            in float4 vertex;
+        #define SH_START_PROGRAM \
+            void main(void)
+
+    #endif
+
+    #ifdef SH_FRAGMENT_SHADER
+
+        #define shDeclareMrtOutput(num) out vec4 oColor##num;
+
+        #define SH_BEGIN_PROGRAM \
+            out float4 oColor0;
+        #define SH_START_PROGRAM \
+            void main(void)
+
+
+    #endif
+    
+    #endif
+    
+    // GLSL 1.2
+    
+    #if 1
+    
+    // automatically recognized by ogre when the input name equals this
+    #define shInputPosition vertex
+
+    #define shOutputColour(num) gl_FragData[num]
+
+    #define shTangentInput(type) attribute type tangent;
+    #define shVertexInput(type, name) attribute type name;
+    #define shInput(type, name) varying type name;
+    #define shOutput(type, name) varying type name;
+
+    // automatically recognized by ogre when the input name equals this
+    #define shNormalInput(type) attribute type normal;
+    #define shColourInput(type) attribute type colour;
+
+    #ifdef SH_VERTEX_SHADER
+
+        #define SH_BEGIN_PROGRAM \
+            attribute vec4 vertex; 
+        #define SH_START_PROGRAM \
+            void main(void)
+
+    #endif
+
+    #ifdef SH_FRAGMENT_SHADER
+
+        #define shDeclareMrtOutput(num) 
+
+        #define SH_BEGIN_PROGRAM
+        
+        #define SH_START_PROGRAM \
+            void main(void)
+
+
+    #endif
+    
+    #endif
+#endif