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57 lines
1.8 KiB
57 lines
1.8 KiB
#!amber
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# Copyright 2020 The Amber Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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SHADER vertex vert_shader PASSTHROUGH
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SHADER fragment frag_shader GLSL
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#version 430
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layout(location = 0) out vec4 color_out;
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uniform layout(set=0, binding=0) samplerBuffer texels;
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void main()
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{
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color_out = texelFetch(texels, int(gl_FragCoord.x) % 4);
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}
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END
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BUFFER texel_buffer DATA_TYPE R8G8B8A8_UNORM DATA
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255 0 0 255
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0 255 0 255
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0 0 255 255
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0 255 255 255
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END
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BUFFER framebuffer FORMAT B8G8R8A8_UNORM
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PIPELINE graphics pipeline
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ATTACH vert_shader
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ATTACH frag_shader
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BIND BUFFER texel_buffer AS uniform_texel_buffer DESCRIPTOR_SET 0 BINDING 0
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FRAMEBUFFER_SIZE 256 256
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BIND BUFFER framebuffer AS color LOCATION 0
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END
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CLEAR_COLOR pipeline 0 0 255 255
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CLEAR pipeline
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RUN pipeline DRAW_RECT POS 50 50 SIZE 100 100
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EXPECT framebuffer IDX 50 50 SIZE 1 100 EQ_RGBA 0 0 255 255
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EXPECT framebuffer IDX 51 50 SIZE 1 100 EQ_RGBA 0 255 255 255
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EXPECT framebuffer IDX 52 50 SIZE 1 100 EQ_RGBA 255 0 0 255
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EXPECT framebuffer IDX 53 50 SIZE 1 100 EQ_RGBA 0 255 0 255
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EXPECT framebuffer IDX 54 50 SIZE 1 100 EQ_RGBA 0 0 255 255
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EXPECT framebuffer IDX 55 50 SIZE 1 100 EQ_RGBA 0 255 255 255
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EXPECT framebuffer IDX 56 50 SIZE 1 100 EQ_RGBA 255 0 0 255
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EXPECT framebuffer IDX 57 50 SIZE 1 100 EQ_RGBA 0 255 0 255
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