debug_font.glsl (735B)
1 /* This Source Code Form is subject to the terms of the Mozilla Public 2 * License, v. 2.0. If a copy of the MPL was not distributed with this 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 4 5 #define WR_FEATURE_TEXTURE_2D 6 7 #include shared,shared_other 8 9 varying highp vec2 vColorTexCoord; 10 varying mediump vec4 vColor; 11 12 #ifdef WR_VERTEX_SHADER 13 in vec4 aColor; 14 in vec2 aColorTexCoord; 15 16 void main(void) { 17 vColor = aColor; 18 vColorTexCoord = aColorTexCoord; 19 vec4 pos = vec4(aPosition, 0.0, 1.0); 20 pos.xy = floor(pos.xy + 0.5); 21 gl_Position = uTransform * pos; 22 } 23 #endif 24 25 #ifdef WR_FRAGMENT_SHADER 26 void main(void) { 27 float alpha = texture(sColor0, vColorTexCoord).r; 28 oFragColor = vColor * alpha; 29 } 30 #endif