diff options
Diffstat (limited to 'source/blender/draw/engines/eevee/shaders/object_motion_vert.glsl')
-rw-r--r-- | source/blender/draw/engines/eevee/shaders/object_motion_vert.glsl | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/source/blender/draw/engines/eevee/shaders/object_motion_vert.glsl b/source/blender/draw/engines/eevee/shaders/object_motion_vert.glsl index f9011f5ae4e..95cd69ba310 100644 --- a/source/blender/draw/engines/eevee/shaders/object_motion_vert.glsl +++ b/source/blender/draw/engines/eevee/shaders/object_motion_vert.glsl @@ -4,9 +4,14 @@ uniform mat4 prevModelMatrix; uniform mat4 nextModelMatrix; uniform bool useDeform; +#ifdef HAIR +uniform samplerBuffer prvBuffer; /* RGBA32F */ +uniform samplerBuffer nxtBuffer; /* RGBA32F */ +#else in vec3 pos; in vec3 prv; /* Previous frame position. */ in vec3 nxt; /* Next frame position. */ +#endif out vec3 currWorldPos; out vec3 prevWorldPos; @@ -14,10 +19,36 @@ out vec3 nextWorldPos; void main() { +#ifdef HAIR + bool is_persp = (ProjectionMatrix[3][3] == 0.0); + float time, thick_time, thickness; + vec3 tan, binor; + vec3 wpos; + + hair_get_pos_tan_binor_time(is_persp, + ModelMatrixInverse, + ViewMatrixInverse[3].xyz, + ViewMatrixInverse[2].xyz, + wpos, + tan, + binor, + time, + thickness, + thick_time); + + int id = hair_get_base_id(); + vec3 pos = texelFetch(hairPointBuffer, id).point_position; + vec3 prv = texelFetch(prvBuffer, id).point_position; + vec3 nxt = texelFetch(nxtBuffer, id).point_position; +#endif prevWorldPos = (prevModelMatrix * vec4(useDeform ? prv : pos, 1.0)).xyz; currWorldPos = (currModelMatrix * vec4(pos, 1.0)).xyz; nextWorldPos = (nextModelMatrix * vec4(useDeform ? nxt : pos, 1.0)).xyz; /* Use jittered projmatrix to be able to match exact sample depth (depth equal test). * Note that currModelMatrix needs to also be equal to ModelMatrix for the samples to match. */ +#ifndef HAIR gl_Position = ViewProjectionMatrix * vec4(currWorldPos, 1.0); +#else + gl_Position = ViewProjectionMatrix * vec4(wpos, 1.0); +#endif } |