stk-code_catmod/data/shaders/object_pass2.vert

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GLSL
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uniform mat4 ModelViewProjectionMatrix;
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uniform mat4 TextureMatrix =
mat4(1., 0., 0., 0.,
0., 1., 0., 0.,
0., 0., 1., 0.,
0., 0., 0., 1.);
#if __VERSION__ >= 130
in vec3 Position;
in vec2 Texcoord;
in vec2 SecondTexcoord;
out vec2 uv;
out vec2 uv_bis;
#else
attribute vec3 Position;
attribute vec2 Texcoord;
attribute vec2 SecondTexcoord;
varying vec2 uv;
varying vec2 uv_bis;
#endif
void main(void)
{
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uv = (TextureMatrix * vec4(Texcoord, 1., 1.)).xy;
uv_bis = SecondTexcoord;
gl_Position = ModelViewProjectionMatrix * vec4(Position, 1.);
}