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67 lines
1.8 KiB
67 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_tex GLSL
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#version 430
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layout(location = 0) in vec4 position;
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layout(location = 1) in vec2 texcoords_in;
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layout(location = 0) out vec2 texcoords_out;
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void main() {
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gl_Position = position;
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texcoords_out = texcoords_in;
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}
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END
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SHADER fragment frag_shader_tex GLSL
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#version 430
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layout(location = 0) in vec2 texcoords_in;
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layout(location = 0) out vec4 color_out;
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uniform layout(set=0, binding=0) sampler2D tex_sampler;
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void main() {
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color_out = texture(tex_sampler, texcoords_in);
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}
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END
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BUFFER texture FORMAT R8G8B8A8_UNORM FILE PNG texture.png
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BUFFER framebuffer FORMAT B8G8R8A8_UNORM
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SAMPLER sampler
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BUFFER position DATA_TYPE vec2<float> DATA
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-0.75 -0.75
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0.75 -0.75
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0.75 0.75
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-0.75 0.75
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END
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BUFFER texcoords DATA_TYPE vec2<float> DATA
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0.0 0.0
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1.0 0.0
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1.0 1.0
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0.0 1.0
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END
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PIPELINE graphics pipeline
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ATTACH vert_shader_tex
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ATTACH frag_shader_tex
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BIND BUFFER texture AS combined_image_sampler SAMPLER sampler DESCRIPTOR_SET 0 BINDING 0
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VERTEX_DATA position LOCATION 0
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VERTEX_DATA texcoords LOCATION 1
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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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# Draw the texture using a default sampler.
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CLEAR_COLOR pipeline 0 255 0 255
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CLEAR pipeline
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RUN pipeline DRAW_ARRAY AS TRIANGLE_FAN START_IDX 0 COUNT 4
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