qt-everywhere-src-5.14.1/qtquickcontrols/src/controls/Shaders/+glslcore/blur.vert

#version 150

in vec4 qt_Vertex;
in vec2 qt_MultiTexCoord0;

uniform mat4 qt_Matrix;
uniform float yStep;
uniform float xStep;

out vec2 qt_TexCoord0;
out vec2 qt_TexCoord1;
out vec2 qt_TexCoord2;
out vec2 qt_TexCoord3;

void main() {
    qt_TexCoord0 = vec2(qt_MultiTexCoord0.x + xStep, qt_MultiTexCoord0.y + yStep * 0.36);
    qt_TexCoord1 = vec2(qt_MultiTexCoord0.x + xStep * 0.36, qt_MultiTexCoord0.y - yStep);
    qt_TexCoord2 = vec2(qt_MultiTexCoord0.x - xStep * 0.36, qt_MultiTexCoord0.y + yStep);
    qt_TexCoord3 = vec2(qt_MultiTexCoord0.x - xStep, qt_MultiTexCoord0.y - yStep * 0.36);
    gl_Position = qt_Matrix * qt_Vertex;
}