Courtney Goeltzenleuchter | 21c58b0 | 2014-10-30 10:07:20 -0600 | [diff] [blame] | 1 | /* |
Karl Schultz | 481756e | 2016-02-02 15:37:51 -0700 | [diff] [blame] | 2 | * Copyright (c) 2015-2016 The Khronos Group Inc. |
| 3 | * Copyright (c) 2015-2016 Valve Corporation |
| 4 | * Copyright (c) 2015-2016 LunarG, Inc. |
| 5 | * |
Jon Ashburn | 43b53e8 | 2016-04-19 11:30:31 -0600 | [diff] [blame^] | 6 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | * you may not use this file except in compliance with the License. |
| 8 | * You may obtain a copy of the License at |
Karl Schultz | 481756e | 2016-02-02 15:37:51 -0700 | [diff] [blame] | 9 | * |
Jon Ashburn | 43b53e8 | 2016-04-19 11:30:31 -0600 | [diff] [blame^] | 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
Karl Schultz | 481756e | 2016-02-02 15:37:51 -0700 | [diff] [blame] | 11 | * |
Jon Ashburn | 43b53e8 | 2016-04-19 11:30:31 -0600 | [diff] [blame^] | 12 | * Unless required by applicable law or agreed to in writing, software |
| 13 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | * See the License for the specific language governing permissions and |
| 16 | * limitations under the License. |
Karl Schultz | 481756e | 2016-02-02 15:37:51 -0700 | [diff] [blame] | 17 | */ |
| 18 | /* |
Courtney Goeltzenleuchter | 21c58b0 | 2014-10-30 10:07:20 -0600 | [diff] [blame] | 19 | * Vertex shader used by Cube demo. |
| 20 | */ |
GregF | 54dc378 | 2015-12-15 11:23:43 -0700 | [diff] [blame] | 21 | #version 400 |
Courtney Goeltzenleuchter | 21c58b0 | 2014-10-30 10:07:20 -0600 | [diff] [blame] | 22 | #extension GL_ARB_separate_shader_objects : enable |
| 23 | #extension GL_ARB_shading_language_420pack : enable |
Jason Ekstrand | 9b439f3 | 2015-10-15 17:16:32 -0700 | [diff] [blame] | 24 | layout(std140, binding = 0) uniform buf { |
Courtney Goeltzenleuchter | 21c58b0 | 2014-10-30 10:07:20 -0600 | [diff] [blame] | 25 | mat4 MVP; |
| 26 | vec4 position[12*3]; |
| 27 | vec4 attr[12*3]; |
| 28 | } ubuf; |
| 29 | |
| 30 | layout (location = 0) out vec4 texcoord; |
GregF | 54dc378 | 2015-12-15 11:23:43 -0700 | [diff] [blame] | 31 | |
| 32 | out gl_PerVertex { |
| 33 | vec4 gl_Position; |
| 34 | }; |
| 35 | |
Courtney Goeltzenleuchter | 21c58b0 | 2014-10-30 10:07:20 -0600 | [diff] [blame] | 36 | void main() |
| 37 | { |
GregF | fcfe34c | 2016-01-20 16:37:18 -0700 | [diff] [blame] | 38 | texcoord = ubuf.attr[gl_VertexIndex]; |
| 39 | gl_Position = ubuf.MVP * ubuf.position[gl_VertexIndex]; |
Chia-I Wu | c3487c2 | 2015-04-22 14:56:17 +0800 | [diff] [blame] | 40 | |
| 41 | // GL->VK conventions |
| 42 | gl_Position.y = -gl_Position.y; |
Chia-I Wu | e2504cb | 2015-04-22 14:20:52 +0800 | [diff] [blame] | 43 | gl_Position.z = (gl_Position.z + gl_Position.w) / 2.0; |
Courtney Goeltzenleuchter | 21c58b0 | 2014-10-30 10:07:20 -0600 | [diff] [blame] | 44 | } |