| /* |
| * Copyright (c) 2015-2016 The Khronos Group Inc. |
| * Copyright (c) 2015-2016 Valve Corporation |
| * Copyright (c) 2015-2016 LunarG, Inc. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and/or associated documentation files (the "Materials"), to |
| * deal in the Materials without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Materials, and to permit persons to whom the Materials are |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice(s) and this permission notice shall be included in |
| * all copies or substantial portions of the Materials. |
| * |
| * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| * |
| * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, |
| * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE MATERIALS OR THE |
| * USE OR OTHER DEALINGS IN THE MATERIALS. |
| */ |
| /* |
| * Vertex shader used by Cube demo. |
| */ |
| #version 400 |
| #extension GL_ARB_separate_shader_objects : enable |
| #extension GL_ARB_shading_language_420pack : enable |
| layout(std140, binding = 0) uniform buf { |
| mat4 MVP; |
| vec4 position[12*3]; |
| vec4 attr[12*3]; |
| } ubuf; |
| |
| layout (location = 0) out vec4 texcoord; |
| |
| out gl_PerVertex { |
| vec4 gl_Position; |
| }; |
| |
| void main() |
| { |
| texcoord = ubuf.attr[gl_VertexIndex]; |
| gl_Position = ubuf.MVP * ubuf.position[gl_VertexIndex]; |
| |
| // GL->VK conventions |
| gl_Position.y = -gl_Position.y; |
| gl_Position.z = (gl_Position.z + gl_Position.w) / 2.0; |
| } |