зеркало из https://github.com/mozilla/gecko-dev.git
57 строки
1.2 KiB
GLSL
57 строки
1.2 KiB
GLSL
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#define VECS_PER_SPECIFIC_BRUSH 1
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#include shared,prim_shared,brush
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flat varying vec4 vColor;
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#ifdef WR_FEATURE_ALPHA_PASS
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varying vec2 vLocalPos;
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#endif
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#ifdef WR_VERTEX_SHADER
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struct SolidBrush {
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vec4 color;
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};
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SolidBrush fetch_solid_primitive(int address) {
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vec4 data = fetch_from_gpu_cache_1(address);
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return SolidBrush(data);
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}
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void brush_vs(
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VertexInfo vi,
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int prim_address,
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RectWithSize local_rect,
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RectWithSize segment_rect,
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ivec4 user_data,
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mat4 transform,
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PictureTask pic_task,
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int brush_flags,
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vec4 unused
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) {
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SolidBrush prim = fetch_solid_primitive(prim_address);
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float opacity = float(user_data.x) / 65535.0;
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vColor = prim.color * opacity;
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#ifdef WR_FEATURE_ALPHA_PASS
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vLocalPos = vi.local_pos;
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#endif
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}
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#endif
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#ifdef WR_FRAGMENT_SHADER
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Fragment brush_fs() {
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vec4 color = vColor;
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#ifdef WR_FEATURE_ALPHA_PASS
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color *= init_transform_fs(vLocalPos);
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#endif
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return Fragment(color);
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}
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#endif
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