openmw-tes3coop/files/shaders/watergles_vertex.glsl
2015-11-23 20:28:35 +03:00

24 lines
570 B
GLSL

#version 100
precision mediump float;
precision mediump int;
varying vec3 screenCoordsPassthrough;
varying vec4 position;
varying float depthPassthrough;
void main(void)
{
gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;
mat4 scalemat = mat4(0.5, 0.0, 0.0, 0.0,
0.0, -0.5, 0.0, 0.0,
0.0, 0.0, 0.5, 0.0,
0.5, 0.5, 0.5, 1.0);
vec4 texcoordProj = ((scalemat) * ( gl_Position));
screenCoordsPassthrough = vec3(texcoordProj.x, texcoordProj.y, texcoordProj.w);
position = gl_Vertex;
depthPassthrough = gl_Position.z;
}