зеркало из https://github.com/mozilla/gecko-dev.git
30 строки
1.1 KiB
GLSL
30 строки
1.1 KiB
GLSL
#line 1
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/* 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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// Draw a cached primitive (e.g. a blurred text run) from the
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// target cache to the framebuffer, applying tile clip boundaries.
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void main(void) {
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Primitive prim = load_primitive();
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VertexInfo vi = write_vertex(prim.local_rect,
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prim.local_clip_rect,
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prim.z,
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prim.layer,
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prim.task,
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prim.local_rect);
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RenderTaskData child_task = fetch_render_task(prim.user_data1);
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vUv.z = child_task.data1.x;
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vec2 texture_size = vec2(textureSize(sCacheRGBA8, 0));
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vec2 uv0 = child_task.data0.xy / texture_size;
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vec2 uv1 = (child_task.data0.xy + child_task.data0.zw) / texture_size;
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vec2 f = (vi.local_pos - prim.local_rect.p0) / prim.local_rect.size;
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vUv.xy = mix(uv0, uv1, f);
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}
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