shaders/water.vs

   1 #include "vertex_standard.glsl"
   2
   3 uniform mat4 uPv;
   4 uniform mat4x3 uMdl;
   5 uniform vec4 uDepthBounds;
   6
   7 out vec4 aUv;
   8 out vec3 aCo;
   9 out float aDepth;
  10
  11 void main()
  12 {
  13    vec3 world_pos = uMdl * vec4( a_co, 1.0 );
  14    gl_Position = uPv * vec4(world_pos,1.0);
  15
  16    vec2 depth_coords = (world_pos.xz-uDepthBounds.xy)*uDepthBounds.zw;
  17    aUv = vec4(world_pos.xz*0.01,depth_coords);
  18    aCo = world_pos;
  19
  20    aDepth = gl_Position.z;
  21 }