Files
OpenSpace/modules/base/shaders/disc_vs.glsl
2024-02-06 15:53:24 +01:00

49 lines
2.6 KiB
GLSL

/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2024 *
* *
* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
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* The above copyright notice and this permission notice shall be included in all copies *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
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#version __CONTEXT__
#include "PowerScaling/powerScaling_vs.hglsl"
layout(location = 0) in vec2 in_position;
layout(location = 1) in vec2 in_st;
out vec2 vs_st;
out float vs_screenSpaceDepth;
uniform mat4 modelViewProjectionTransform;
void main() {
vec4 position = vec4(in_position.xy, 0.0, 1.0);
vec4 positionScreenSpace = z_normalization(modelViewProjectionTransform * position);
// Moving the origin to the center
vs_st = (in_st - vec2(0.5)) * 2.0;
vs_screenSpaceDepth = positionScreenSpace.w;
gl_Position = positionScreenSpace;
}