| # 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. |
| |
| [vertex shader] |
| #version 430 |
| |
| layout(location = 0) in vec4 position; |
| layout(location = 1) in vec4 vert_color; |
| layout(location = 0) out vec4 frag_color; |
| |
| void main() { |
| gl_Position = position; |
| frag_color = vert_color; |
| } |
| |
| [fragment shader] |
| #version 430 |
| |
| layout(location = 0) in vec4 frag_color; |
| layout(location = 0) out vec4 final_color; |
| |
| void main() { |
| final_color = frag_color; |
| } |
| |
| [indices] |
| 0 1 2 0 1 3 |
| |
| [vertex data] |
| # position vert_color |
| 0/R8G8_SNORM 1/R8G8B8A8_UNORM |
| |
| # Red for entire frame |
| # R8 G8 R8 G8 B8 A8 |
| -128 -128 255 0 0 255 |
| 127 127 255 0 0 255 |
| -128 127 255 0 0 255 |
| 127 -128 255 0 0 255 |
| |
| # Green for half frame |
| # R8 G8 R8 G8 B8 A8 |
| 0 -128 0 255 0 255 |
| 127 127 0 255 0 255 |
| 0 127 0 255 0 255 |
| 127 -128 0 255 0 255 |
| |
| # Blue for quarter frame |
| # R8 G8 R8 G8 B8 A8 |
| -128 0 0 0 255 255 |
| 0 127 0 0 255 255 |
| -128 127 0 0 255 255 |
| 0 0 0 0 255 255 |
| |
| # Mixed color for quarter frame |
| # R8 G8 R8 G8 B8 A8 |
| 0 0 127 127 127 255 |
| 127 127 127 127 127 255 |
| 0 127 127 127 127 255 |
| 127 0 127 127 127 255 |
| |
| [test] |
| clear |
| |
| # "0" means the first vertex among |
| # vertices which is shown in line 46. |
| # Note that it uses "6" indices from |
| # the index 0 of indices. |
| # | |
| # V |
| draw arrays indexed TRIANGLE_LIST 0 6 |
| relative probe rect rgba (0.0, 0.0, 1.0, 1.0) (1.0, 0, 0, 1.0) |
| |
| # "4" means the fifth vertex among |
| # vertices which is shown in line 53. |
| # Note that it uses "6" indices from |
| # the index 0 of indices. |
| # | |
| # V |
| draw arrays indexed TRIANGLE_LIST 4 6 |
| relative probe rect rgba (0.0, 0.0, 0.5, 1.0) (1.0, 0, 0, 1.0) |
| relative probe rect rgba (0.5, 0.0, 0.5, 1.0) (0, 1.0, 0, 1.0) |
| |
| # "8" means the nineth vertex among |
| # vertices which is shown in line 60. |
| # Note that it uses "6" indices from |
| # the index 0 of indices. |
| # | |
| # V |
| draw arrays indexed TRIANGLE_LIST 8 6 |
| relative probe rect rgba (0.0, 0.0, 0.5, 0.5) (1.0, 0, 0, 1.0) |
| relative probe rect rgba (0.5, 0.0, 0.5, 1.0) (0, 1.0, 0, 1.0) |
| relative probe rect rgba (0.0, 0.5, 0.5, 0.5) (0, 0, 1.0, 1.0) |
| |
| # "12" means the thirteenth vertex among |
| # vertices which is shown in line 60. |
| # Note that it uses "6" indices from |
| # the index 0 of indices. |
| # | |
| # V |
| draw arrays indexed TRIANGLE_LIST 12 6 |
| relative probe rect rgba (0.0, 0.0, 0.5, 0.5) (1.0, 0, 0, 1.0) |
| relative probe rect rgba (0.5, 0.0, 0.5, 0.5) (0, 1.0, 0, 1.0) |
| relative probe rect rgba (0.0, 0.5, 0.5, 0.5) (0, 0, 1.0, 1.0) |
| relative probe rect rgba (0.5, 0.5, 0.5, 0.5) (0.5, 0.5, 0.5, 1.0) |
