diff options
Diffstat (limited to 'source/blender/draw/engines/eevee/shaders/shadow_vert.glsl')
| -rw-r--r-- | source/blender/draw/engines/eevee/shaders/shadow_vert.glsl | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/source/blender/draw/engines/eevee/shaders/shadow_vert.glsl b/source/blender/draw/engines/eevee/shaders/shadow_vert.glsl index 6b06aab34d2..c42f905cf7e 100644 --- a/source/blender/draw/engines/eevee/shaders/shadow_vert.glsl +++ b/source/blender/draw/engines/eevee/shaders/shadow_vert.glsl @@ -9,6 +9,14 @@ out vec3 worldNormal; out vec3 viewNormal; #endif +#ifdef HAIR_SHADER +out vec3 hairTangent; +out float hairThickTime; +out float hairThickness; +out float hairTime; +flat out int hairStrandID; +#endif + void main() { #ifdef GPU_INTEL @@ -18,13 +26,34 @@ void main() gl_Position.x = float(gl_VertexID); #endif +#ifdef HAIR_SHADER + hairStrandID = hair_get_strand_id(); + vec3 world_pos, binor; + hair_get_pos_tan_binor_time((ProjectionMatrix[3][3] == 0.0), + ModelMatrixInverse, + ViewMatrixInverse[3].xyz, + ViewMatrixInverse[2].xyz, + world_pos, + hairTangent, + binor, + hairTime, + hairThickness, + hairThickTime); + + worldNormal = cross(hairTangent, binor); +#else vec3 world_pos = point_object_to_world(pos); +#endif + gl_Position = point_world_to_ndc(world_pos); #ifdef MESH_SHADER worldPosition = world_pos; viewPosition = point_world_to_view(worldPosition); +# ifndef HAIR_SHADER worldNormal = normalize(normal_object_to_world(nor)); +# endif + /* No need to normalize since this is just a rotation. */ viewNormal = normal_world_to_view(worldNormal); # ifdef USE_ATTR |