mirror of
https://github.com/OpenMW/openmw.git
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181 lines
4.5 KiB
C
181 lines
4.5 KiB
C
#if SH_HLSL == 1 || SH_CG == 1
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#define shTexture2D sampler2D
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#define shSample(tex, coord) tex2D(tex, coord)
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#define shCubicSample(tex, coord) texCUBE(tex, coord)
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#define shLerp(a, b, t) lerp(a, b, t)
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#define shSaturate(a) saturate(a)
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#define shSampler2D(name) , uniform sampler2D name : register(s@shCounter(0)) @shUseSampler(name)
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#define shSamplerCube(name) , uniform samplerCUBE name : register(s@shCounter(0)) @shUseSampler(name)
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#define shMatrixMult(m, v) mul(m, v)
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#define shUniform(type, name) , uniform type name
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#define shTangentInput(type) , in type tangent : TANGENT
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#define shVertexInput(type, name) , in type name : TEXCOORD@shCounter(1)
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#define shInput(type, name) , in type name : TEXCOORD@shCounter(1)
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#define shOutput(type, name) , out type name : TEXCOORD@shCounter(2)
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#define shNormalInput(type) , in type normal : NORMAL
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#define shColourInput(type) , in type colour : COLOR
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#define shFract(val) frac(val)
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#ifdef SH_VERTEX_SHADER
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#define shOutputPosition oPosition
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#define shInputPosition iPosition
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#define SH_BEGIN_PROGRAM \
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void main( \
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float4 iPosition : POSITION \
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, out float4 oPosition : POSITION
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#define SH_START_PROGRAM \
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) \
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#endif
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#ifdef SH_FRAGMENT_SHADER
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#define shOutputColour(num) oColor##num
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#define shDeclareMrtOutput(num) , out float4 oColor##num : COLOR##num
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#define SH_BEGIN_PROGRAM \
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void main( \
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out float4 oColor0 : COLOR
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#define SH_START_PROGRAM \
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) \
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#endif
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#endif
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#if SH_GLSL == 1 || SH_GLSLES == 1
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#define shFract(val) fract(val)
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#if SH_GLSLES == 1
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@version 100
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#else
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@version 120
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#endif
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#if SH_GLSLES == 1 && SH_FRAGMENT_SHADER
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precision mediump int;
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precision mediump float;
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#endif
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#define float2 vec2
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#define float3 vec3
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#define float4 vec4
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#define int2 ivec2
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#define int3 ivec3
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#define int4 ivec4
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#define shTexture2D sampler2D
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#define shSample(tex, coord) texture2D(tex, coord)
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#define shCubicSample(tex, coord) textureCube(tex, coord)
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#define shLerp(a, b, t) mix(a, b, t)
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#define shSaturate(a) clamp(a, 0.0, 1.0)
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#define shUniform(type, name) uniform type name;
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#define shSampler2D(name) uniform sampler2D name; @shUseSampler(name)
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#define shSamplerCube(name) uniform samplerCube name; @shUseSampler(name)
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#define shMatrixMult(m, v) ((m) * (v))
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#define shOutputPosition gl_Position
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#define float4x4 mat4
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#define float3x3 mat3
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// GLSL 1.3
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#if 0
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// automatically recognized by ogre when the input name equals this
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#define shInputPosition vertex
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#define shOutputColour(num) oColor##num
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#define shTangentInput(type) in type tangent;
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#define shVertexInput(type, name) in type name;
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#define shInput(type, name) in type name;
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#define shOutput(type, name) out type name;
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// automatically recognized by ogre when the input name equals this
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#define shNormalInput(type) in type normal;
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#define shColourInput(type) in type colour;
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#ifdef SH_VERTEX_SHADER
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#define SH_BEGIN_PROGRAM \
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in float4 vertex;
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#define SH_START_PROGRAM \
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void main(void)
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#endif
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#ifdef SH_FRAGMENT_SHADER
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#define shDeclareMrtOutput(num) out vec4 oColor##num;
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#define SH_BEGIN_PROGRAM \
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out float4 oColor0;
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#define SH_START_PROGRAM \
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void main(void)
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#endif
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#endif
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// GLSL 1.2
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#if 1
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// automatically recognized by ogre when the input name equals this
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#define shInputPosition vertex
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#define shOutputColour(num) gl_FragData[num]
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#define shTangentInput(type) attribute type tangent;
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#define shVertexInput(type, name) attribute type name;
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#define shInput(type, name) varying type name;
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#define shOutput(type, name) varying type name;
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// automatically recognized by ogre when the input name equals this
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#define shNormalInput(type) attribute type normal;
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#define shColourInput(type) attribute type colour;
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#ifdef SH_VERTEX_SHADER
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#define SH_BEGIN_PROGRAM \
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attribute vec4 vertex;
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#define SH_START_PROGRAM \
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void main(void)
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#endif
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#ifdef SH_FRAGMENT_SHADER
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#define shDeclareMrtOutput(num)
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#define SH_BEGIN_PROGRAM
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#define SH_START_PROGRAM \
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void main(void)
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#endif
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#endif
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#endif
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