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firstgarden-web-gnu/plugin/editor/cheditor5/popup/js/vertex-shader.glsl

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338 B
GLSL

// -------------------------------------------------------
// CHEditor WebGL Vertex Shader
// -------------------------------------------------------
attribute vec2 a_position;
uniform vec2 u_resolution;
void main() {
vec2 clipSpace = (a_position / u_resolution * 2.0) - 1.0;
gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1);
}