gtk/demos/gtk-demo/glarea-gles.fs.glsl

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precision highp float;

void main() {
  float lerpVal = gl_FragCoord.y / 500.0f;

  gl_FragColor = mix(vec4(1.0f, 0.85f, 0.35f, 1.0f), vec4(0.2f, 0.2f, 0.2f, 1.0f), lerpVal);
}
demo: Add GLES support to the GtkGLArea demo We need new shaders, and we need to select the correct shader when building the program we use to render the triangle. 2016-04-23 12:46:05 +00:00			`precision highp float;`

			`void main() {`
			`float lerpVal = gl_FragCoord.y / 500.0f;`

			`gl_FragColor = mix(vec4(1.0f, 0.85f, 0.35f, 1.0f), vec4(0.2f, 0.2f, 0.2f, 1.0f), lerpVal);`
			`}`