1#!amber 2# Copyright 2020 Google LLC 3# 4# Licensed under the Apache License, Version 2.0 (the "License"); 5# you may not use this file except in compliance with the License. 6# You may obtain a copy of the License at 7# 8# http://www.apache.org/licenses/LICENSE-2.0 9# 10# Unless required by applicable law or agreed to in writing, software 11# distributed under the License is distributed on an "AS IS" BASIS, 12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13# See the License for the specific language governing permissions and 14# limitations under the License. 15 16SHADER vertex vert_shader GLSL 17#version 430 18layout(location = 0) in vec2 position_in; 19layout(location = 1) in vec4 color_in[3]; 20layout(location = 0) smooth out vec4 color_out[3]; 21 22void main() 23{ 24 gl_Position = vec4(position_in, 0, 1); 25 for (int i = 0; i < 3; i++) 26 color_out[i] = color_in[i]; 27} 28END 29 30SHADER fragment frag_shader GLSL 31#version 430 32layout(location = 0) smooth in vec4 color_in[3]; 33layout(location = 0) out mediump vec2 frag_out[3]; 34void main() 35{ 36 for (int i = 0; i < 3; i++) 37 frag_out[i] = color_in[i].xy; 38} 39END 40 41SHADER vertex vert_shader_ref GLSL 42#version 430 43layout(location = 0) in vec2 position_in; 44layout(location = 1) in vec4 color_in; 45layout(location = 0) smooth out vec4 color_out; 46 47void main() 48{ 49 gl_Position = vec4(position_in, 0, 1); 50 color_out = color_in; 51} 52END 53 54SHADER fragment frag_shader_ref GLSL 55#version 430 56layout(location = 0) smooth in vec4 color_in; 57layout(location = 0) out mediump vec2 frag_out; 58void main() 59{ 60 frag_out = color_in.xy; 61} 62END 63 64SHADER vertex vert_shader_verify GLSL 65#version 430 66layout(location = 0) in vec2 position_in; 67layout(location = 1) in vec2 texcoord_in; 68layout(location = 0) out vec2 texcoord_out; 69 70void main() 71{ 72 gl_Position = vec4(position_in, 0, 1); 73 texcoord_out = texcoord_in; 74} 75END 76 77SHADER fragment frag_shader_verify GLSL 78#version 430 79layout(location = 0) in vec2 texcoord_in; 80layout(location = 0) out vec4 frag_out; 81uniform layout(set=0, binding=0) sampler2D result_sampler; 82uniform layout(set=0, binding=1) sampler2D ref_sampler; 83void main() 84{ 85 vec2 result = texture(result_sampler, texcoord_in).xy; 86 vec2 ref = texture(ref_sampler, texcoord_in).xy; 87 if (distance(result, ref) > 0.1) 88 frag_out = vec4(1, 0, 0, 1); 89 else 90 frag_out = vec4(0, 1, 0, 1); 91} 92END 93 94BUFFER framebuffer0 FORMAT B8G8R8A8_UNORM 95BUFFER framebuffer1 FORMAT B8G8R8A8_UNORM 96BUFFER framebuffer2 FORMAT B8G8R8A8_UNORM 97 98BUFFER ref0 FORMAT B8G8R8A8_UNORM 99BUFFER ref1 FORMAT B8G8R8A8_UNORM 100BUFFER ref2 FORMAT B8G8R8A8_UNORM 101 102BUFFER result0 FORMAT B8G8R8A8_UNORM 103BUFFER result1 FORMAT B8G8R8A8_UNORM 104BUFFER result2 FORMAT B8G8R8A8_UNORM 105 106BUFFER position DATA_TYPE vec2<float> DATA 107-1.0 -1.0 108 1.0 -1.0 109 1.0 1.0 110-1.0 1.0 111END 112 113BUFFER texcoord DATA_TYPE vec2<float> DATA 1140.0 0.0 1151.0 0.0 1161.0 1.0 1170.0 1.0 118END 119 120BUFFER color0 DATA_TYPE B8G8R8A8_UNORM DATA 121255 0 0 255 122 0 255 0 255 123 0 0 255 255 124255 255 0 255 125END 126 127BUFFER color1 DATA_TYPE B8G8R8A8_UNORM DATA 128 0 255 0 255 129 0 0 255 255 130255 255 0 255 131255 0 0 255 132END 133 134BUFFER color2 DATA_TYPE B8G8R8A8_UNORM DATA 135 0 0 255 255 136255 255 0 255 137255 0 0 255 138 0 255 0 255 139END 140 141 142SAMPLER sampler 143 144PIPELINE graphics pipeline 145 ATTACH vert_shader 146 ATTACH frag_shader 147 VERTEX_DATA position LOCATION 0 148 VERTEX_DATA color0 LOCATION 1 149 VERTEX_DATA color1 LOCATION 2 150 VERTEX_DATA color2 LOCATION 3 151 BIND BUFFER framebuffer0 AS color LOCATION 0 152 BIND BUFFER framebuffer1 AS color LOCATION 1 153 BIND BUFFER framebuffer2 AS color LOCATION 2 154 FRAMEBUFFER_SIZE 60 60 155END 156 157PIPELINE graphics pipeline_ref0 158 ATTACH vert_shader_ref 159 ATTACH frag_shader_ref 160 VERTEX_DATA position LOCATION 0 161 VERTEX_DATA color0 LOCATION 1 162 BIND BUFFER ref0 AS color LOCATION 0 163 FRAMEBUFFER_SIZE 60 60 164END 165 166PIPELINE graphics pipeline_ref1 167 ATTACH vert_shader_ref 168 ATTACH frag_shader_ref 169 VERTEX_DATA position LOCATION 0 170 VERTEX_DATA color1 LOCATION 1 171 BIND BUFFER ref1 AS color LOCATION 0 172 FRAMEBUFFER_SIZE 60 60 173END 174 175PIPELINE graphics pipeline_ref2 176 ATTACH vert_shader_ref 177 ATTACH frag_shader_ref 178 VERTEX_DATA position LOCATION 0 179 VERTEX_DATA color2 LOCATION 1 180 BIND BUFFER ref2 AS color LOCATION 0 181 FRAMEBUFFER_SIZE 60 60 182END 183 184PIPELINE graphics pipeline_verify0 185 ATTACH vert_shader_verify 186 ATTACH frag_shader_verify 187 VERTEX_DATA position LOCATION 0 188 VERTEX_DATA texcoord LOCATION 1 189 BIND BUFFER framebuffer0 AS combined_image_sampler SAMPLER sampler DESCRIPTOR_SET 0 BINDING 0 190 BIND BUFFER ref0 AS combined_image_sampler SAMPLER sampler DESCRIPTOR_SET 0 BINDING 1 191 BIND BUFFER result0 AS color LOCATION 0 192 FRAMEBUFFER_SIZE 60 60 193END 194 195PIPELINE graphics pipeline_verify1 196 ATTACH vert_shader_verify 197 ATTACH frag_shader_verify 198 VERTEX_DATA position LOCATION 0 199 VERTEX_DATA texcoord LOCATION 1 200 BIND BUFFER framebuffer1 AS combined_image_sampler SAMPLER sampler DESCRIPTOR_SET 0 BINDING 0 201 BIND BUFFER ref1 AS combined_image_sampler SAMPLER sampler DESCRIPTOR_SET 0 BINDING 1 202 BIND BUFFER result1 AS color LOCATION 0 203 FRAMEBUFFER_SIZE 60 60 204END 205 206PIPELINE graphics pipeline_verify2 207 ATTACH vert_shader_verify 208 ATTACH frag_shader_verify 209 VERTEX_DATA position LOCATION 0 210 VERTEX_DATA texcoord LOCATION 1 211 BIND BUFFER framebuffer2 AS combined_image_sampler SAMPLER sampler DESCRIPTOR_SET 0 BINDING 0 212 BIND BUFFER ref2 AS combined_image_sampler SAMPLER sampler DESCRIPTOR_SET 0 BINDING 1 213 BIND BUFFER result2 AS color LOCATION 0 214 FRAMEBUFFER_SIZE 60 60 215END 216 217CLEAR_COLOR pipeline 0 0 0 0 218CLEAR pipeline 219RUN pipeline DRAW_ARRAY AS TRIANGLE_FAN START_IDX 0 COUNT 4 220CLEAR_COLOR pipeline_ref0 0 0 0 0 221CLEAR pipeline_ref0 222RUN pipeline_ref0 DRAW_ARRAY AS TRIANGLE_FAN START_IDX 0 COUNT 4 223CLEAR_COLOR pipeline_ref1 0 0 0 0 224CLEAR pipeline_ref1 225RUN pipeline_ref1 DRAW_ARRAY AS TRIANGLE_FAN START_IDX 0 COUNT 4 226CLEAR_COLOR pipeline_ref2 0 0 0 0 227CLEAR pipeline_ref2 228RUN pipeline_ref2 DRAW_ARRAY AS TRIANGLE_FAN START_IDX 0 COUNT 4 229CLEAR_COLOR pipeline_verify0 0 0 0 0 230CLEAR pipeline_verify0 231RUN pipeline_verify0 DRAW_ARRAY AS TRIANGLE_FAN START_IDX 0 COUNT 4 232CLEAR_COLOR pipeline_verify1 0 0 0 0 233CLEAR pipeline_verify1 234RUN pipeline_verify1 DRAW_ARRAY AS TRIANGLE_FAN START_IDX 0 COUNT 4 235CLEAR_COLOR pipeline_verify2 0 0 0 0 236CLEAR pipeline_verify2 237RUN pipeline_verify2 DRAW_ARRAY AS TRIANGLE_FAN START_IDX 0 COUNT 4 238 239EXPECT result0 IDX 0 0 SIZE 60 60 EQ_RGBA 0 255 0 255 240EXPECT result1 IDX 0 0 SIZE 60 60 EQ_RGBA 0 255 0 255 241EXPECT result2 IDX 0 0 SIZE 60 60 EQ_RGBA 0 255 0 255 242