45 lines
1.1 KiB
GLSL
45 lines
1.1 KiB
GLSL
uniform mat4 ModelMatrix;
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uniform int skinning_offset;
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uniform int layer;
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#if __VERSION__ >= 330
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layout(location = 0) in vec3 Position;
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layout(location = 3) in vec4 Data1;
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layout(location = 5) in ivec4 Joint;
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layout(location = 6) in vec4 Weight;
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#else
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in vec3 Position;
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in vec4 Data1;
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in ivec4 Joint;
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in vec4 Weight;
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#endif
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#ifdef VSLayer
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out vec2 uv;
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#else
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out vec2 tc;
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out int layerId;
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#endif
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void main(void)
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{
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vec4 idle_position = vec4(Position, 1.);
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vec4 skinned_position = vec4(0.);
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for (int i = 0; i < 4; i++)
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{
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vec4 single_bone_influenced_position = joint_matrices[clamp(Joint[i] + skinning_offset, 0, MAX_BONES)] * idle_position;
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single_bone_influenced_position /= single_bone_influenced_position.w;
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skinned_position += Weight[i] * single_bone_influenced_position;
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}
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#ifdef VSLayer
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gl_Layer = layer;
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uv = Data1.xy;
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gl_Position = ShadowViewProjMatrixes[gl_Layer] * ModelMatrix * skinned_position;
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#else
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layerId = layer;
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tc = Data1.xy;
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gl_Position = ShadowViewProjMatrixes[layerId] * ModelMatrix * skinned_position;
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#endif
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}
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