servo/resources/shaders/ps_clear.vs.glsl
2016-08-03 10:14:42 +02:00

23 lines
535 B
GLSL

#line 1
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
struct ClearTile {
uvec4 rect;
};
layout(std140) uniform Tiles {
ClearTile tiles[WR_MAX_CLEAR_TILES];
};
void main() {
ClearTile tile = tiles[gl_InstanceID];
vec4 rect = vec4(tile.rect);
vec4 pos = vec4(mix(rect.xy, rect.xy + rect.zw, aPosition.xy), 0, 1);
gl_Position = uTransform * pos;
}