layout (location=0) in vec3 a_co;
layout (location=1) in vec3 a_norm;
layout (location=2) in vec2 a_uv;
layout (location=3) in vec4 a_colour;
layout (location=4) in vec4 a_weights;
layout (location=5) in ivec4 a_groups;

#include "motion_vectors_vs.glsl"

uniform mat4x3 uMdl;
uniform mat4 uPv;
uniform mat4 uPvmPrev;
uniform vec4 uOffset;

out vec4 aColour;
out vec2 aUv;
out vec3 aNorm;
out vec3 aCo;
out vec3 aWorldCo;

void main()
{
   vec3 co = a_co*uOffset.w+uOffset.xyz;
   vec3 world_pos0 = uMdl     * vec4( co, 1.0 );
   vec4 vproj0     = uPv      * vec4( world_pos0, 1.0 );
   vec4 vproj1     = uPvmPrev * vec4( co, 1.0 );

   vs_motion_out( vproj0, vproj1 );

   gl_Position = vproj0;
   aWorldCo = world_pos0;
   aColour = a_colour;
   aUv = a_uv;
   aNorm = mat3(uMdl) * a_norm;
   aCo = a_co;
}