| #!amber |
| # |
| # Copyright 2019 The Amber Authors. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # https://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| SHADER vertex vtex_shader GLSL |
| #version 430 |
| |
| layout(location = 0) in vec4 position; |
| layout(location = 0) out vec4 frag_color; |
| |
| layout(set = 0, binding = 0) readonly buffer block1 { |
| vec4 in_color; |
| }; |
| |
| void main() { |
| gl_Position = position; |
| frag_color = vec4(0.25, 0.5, 0.75, 1.0); |
| } |
| END |
| |
| SHADER fragment frag_shader GLSL |
| #version 430 |
| |
| layout(location = 0) in vec4 frag_color; |
| layout(location = 0) out vec4 final_color; |
| |
| void main() { |
| final_color = frag_color; |
| } |
| END |
| |
| BUFFER frame1 FORMAT B8G8R8A8_UNORM |
| BUFFER frame2 FORMAT B8G8R8A8_UNORM |
| |
| PIPELINE graphics pipeline1 |
| ATTACH vtex_shader |
| ATTACH frag_shader |
| |
| FRAMEBUFFER_SIZE 256 256 |
| BIND BUFFER frame1 AS color LOCATION 0 |
| END |
| |
| PIPELINE graphics pipeline2 |
| ATTACH vtex_shader |
| ATTACH frag_shader |
| |
| FRAMEBUFFER_SIZE 256 256 |
| BIND BUFFER frame2 AS color LOCATION 0 |
| END |
| |
| CLEAR pipeline1 |
| CLEAR pipeline2 |
| # Draw a rect to different parts of the frame buffers. |
| # Histograms will still match. |
| RUN pipeline1 DRAW_RECT POS 0 0 SIZE 128 128 |
| RUN pipeline2 DRAW_RECT POS 128 128 SIZE 128 128 |
| |
| EXPECT frame1 EQ_HISTOGRAM_EMD_BUFFER frame2 TOLERANCE 0.1 |