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54 lines
1.5 KiB
54 lines
1.5 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 compute compute_shader GLSL
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#version 430
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layout(local_size_x=4,local_size_y=1) in;
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uniform layout(set=0, binding=0) samplerBuffer texelsIn;
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uniform layout(set=0, binding=1, rgba32f) imageBuffer texelsOut;
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void main ()
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{
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vec4 color = texelFetch(texelsIn, int(gl_GlobalInvocationID));
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imageStore(texelsOut, int(gl_GlobalInvocationID), color);
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}
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END
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BUFFER texel_buffer_in 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 texel_buffer_out DATA_TYPE R32G32B32A32_SFLOAT SIZE 4 FILL 0
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BUFFER ref DATA_TYPE R32G32B32A32_SFLOAT DATA
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1.0 0.0 0.0 1.0
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0.0 1.0 0.0 1.0
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0.0 0.0 1.0 1.0
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0.0 1.0 1.0 1.0
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END
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PIPELINE compute pipeline
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ATTACH compute_shader
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BIND BUFFER texel_buffer_in AS uniform_texel_buffer DESCRIPTOR_SET 0 BINDING 0
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BIND BUFFER texel_buffer_out AS storage_texel_buffer DESCRIPTOR_SET 0 BINDING 1
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END
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RUN pipeline 1 1 1
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EXPECT texel_buffer_out EQ_BUFFER ref
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