Files
scummvm-cursorfix/engines/hpl1/engine/impl/shaders/hpl1_Fog_Solid.vertex
2026-02-02 04:50:13 +01:00

31 lines
708 B
Plaintext

// Copyright 2006-2010 (C) - Frictional Games
//
// This file is part of HPL1 Engine
//
// For conditions of distribution and use, see copyright notice in LICENSE-shaders
//
///////////////////////////////////////////////////////
/// SIMPLE DIFFUSE COLOR VERTEX PROGRAM ////////////
///////////////////////////////////////////////////////
vec4 position = gl_Vertex;
vec3 color = gl_Color.xyz;
out vec4 vColor;
out float vUv;
uniform mat4 worldViewProj;
uniform vec3 fogColor;
uniform float fogStart;
uniform float fogEnd;
void main()
{
gl_Position = (worldViewProj * position);
vUv = (fogEnd - gl_Position.z)/(fogEnd - fogStart);
vColor.xyz = clamp(fogColor, vec3(0.0), vec3(1.0));
vColor.w = 1;
}