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46 lines
1.4 KiB
46 lines
1.4 KiB
#!amber
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# Copyright 2019 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 write_imagef OPENCL-C
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kernel void foo(write_only image2d_t image, global float4* data) {
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int gid_x = get_global_id(0);
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int gid_y = get_global_id(1);
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int linear = 2 * gid_y + gid_x;
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int2 coord = (int2)(gid_x, gid_y);
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write_imagef(image, coord, data[linear]);
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}
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END
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IMAGE texture DATA_TYPE vec4<float> DIM_2D WIDTH 2 HEIGHT 2 FILL 0.0
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BUFFER data DATA_TYPE vec4<float> DATA
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1.0 2.0 3.0 4.0
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2.0 3.0 4.0 1.0
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3.0 4.0 1.0 2.0
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4.0 1.0 2.0 3.0
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END
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PIPELINE compute read_pipe
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ATTACH write_imagef ENTRY_POINT foo
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BIND BUFFER data KERNEL ARG_NAME data
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BIND BUFFER texture KERNEL ARG_NAME image
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END
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RUN read_pipe 2 2 1
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EXPECT texture IDX 0 EQ 1.0 2.0 3.0 4.0
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EXPECT texture IDX 16 EQ 2.0 3.0 4.0 1.0
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EXPECT texture IDX 32 EQ 3.0 4.0 1.0 2.0
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EXPECT texture IDX 48 EQ 4.0 1.0 2.0 3.0
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