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21 lines
856 B
GLSL
21 lines
856 B
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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void main(void) {
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Blend blend = fetch_blend(gl_InstanceID);
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Tile src = fetch_tile(int(blend.src_id_target_id_opacity.x));
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Tile dest = fetch_tile(int(blend.src_id_target_id_opacity.y));
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vec2 local_pos = mix(vec2(dest.target_rect.xy),
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vec2(dest.target_rect.xy + dest.target_rect.zw),
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aPosition.xy);
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vec2 st0 = vec2(src.target_rect.xy) / 2048.0;
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vec2 st1 = vec2(src.target_rect.xy + src.target_rect.zw) / 2048.0;
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vUv = mix(st0, st1, aPosition.xy);
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vBrightnessOpacity = blend.src_id_target_id_opacity.zw;
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gl_Position = uTransform * vec4(local_pos, 0, 1);
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}
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