uniform highp mat4 matrix; | |
uniform highp vec2 textureScale; | |
attribute highp vec4 vCoord; | |
attribute highp vec2 tCoord; | |
uniform highp vec2 shift; | |
varying highp vec2 sampleCoord; | |
varying highp vec2 shiftedSampleCoord; | |
void main() | |
{ | |
sampleCoord = tCoord * textureScale; | |
shiftedSampleCoord = (tCoord - shift) * textureScale; | |
gl_Position = matrix * vCoord; | |
} |