Description: #version 130
in vec4 vPosition
in vec4 vColor
out vec4 color
uniform int xsize
uniform int ysize
void main()
{
mat4 scale = mat4(2.0/xsize, 0.0, 0.0, 0.0,
0.0, 2.0/ysize, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0,
0.0, 0.0, 0.0, 1.0 )
// First, center the image by translating each vertex by half of the original window size
// Then, multiply by the scale matrix to maintain size after the window is reshaped
vec4 newPos = vPosition + vec4(-200, -360, 0, 0)
gl_Position = scale * newPos
color = vColor
}
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vshader.glsl
__MACOSX
........\._vshader.glsl
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