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baldurk
b08d277b61
* It gets a couple of things less than ideal, mostly glsl block names being on the next line, but otherwise it's readable and stops mixed tabs/spaces which had snuck in without checks.
72 lines
2.2 KiB
GLSL
72 lines
2.2 KiB
GLSL
/******************************************************************************
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* The MIT License (MIT)
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*
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* Copyright (c) 2015-2018 Baldur Karlsson
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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******************************************************************************/
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layout(location = 0) in vec4 position;
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layout(location = 1) in vec4 IN_secondary;
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#ifndef OPENGL_ES
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out gl_PerVertex
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{
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vec4 gl_Position;
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float gl_PointSize;
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};
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#endif
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layout(location = 0) out vec4 secondary;
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layout(location = 1) out vec4 norm;
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void main(void)
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{
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vec2 psprite[4] =
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vec2[](vec2(-1.0f, -1.0f), vec2(-1.0f, 1.0f), vec2(1.0f, -1.0f), vec2(1.0f, 1.0f));
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vec4 pos = position;
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if(Mesh.homogenousInput == 0u)
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{
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pos = vec4(position.xyz, 1);
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}
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else
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{
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#ifdef VULKAN
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pos = vec4(position.x, -position.y, position.z, position.w);
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#endif
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}
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gl_Position = Mesh.mvp * pos;
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gl_Position.xy += Mesh.pointSpriteSize.xy * 0.01f * psprite[VERTEX_ID % 4] * gl_Position.w;
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secondary = IN_secondary;
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norm = vec4(0, 0, 1, 1);
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#ifdef VULKAN
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// GL->VK conventions
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gl_Position.y = -gl_Position.y;
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if(Mesh.rawoutput == 0)
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{
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gl_Position.z = (gl_Position.z + gl_Position.w) / 2.0;
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}
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gl_PointSize = 4.0f;
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#endif
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}
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