stk-code_catmod/data/shaders/shadow_grass.vert
2017-03-12 21:35:48 +01:00

38 lines
784 B
GLSL

uniform int layer;
uniform mat4 ModelMatrix;
uniform vec3 windDir;
#ifdef Explicit_Attrib_Location_Usable
layout(location = 0) in vec3 Position;
layout(location = 2) in vec4 Color;
layout(location = 3) in vec2 Texcoord;
#else
in vec3 Position;
in vec4 Color;
in vec2 Texcoord;
#endif
#ifdef VSLayer
out vec2 uv;
#else
out vec2 tc;
out int layerId;
#endif
void main(void)
{
vec3 test = sin(windDir * (Position.y* 0.5)) * 0.5;
test += cos(windDir) * 0.7;
#ifdef VSLayer
gl_Layer = layer;
uv = Texcoord;
gl_Position = ShadowViewProjMatrixes[gl_Layer] * ModelMatrix * vec4(Position + test * Color.r, 1.);
#else
layerId = layer;
tc = Texcoord;
gl_Position = ShadowViewProjMatrixes[layerId] * ModelMatrix * vec4(Position + test * Color.r, 1.);
#endif
}