diff options
Diffstat (limited to 'source/blender/draw/engines/overlay/shaders/edit_particle_strand_vert.glsl')
-rw-r--r-- | source/blender/draw/engines/overlay/shaders/edit_particle_strand_vert.glsl | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/source/blender/draw/engines/overlay/shaders/edit_particle_strand_vert.glsl b/source/blender/draw/engines/overlay/shaders/edit_particle_strand_vert.glsl new file mode 100644 index 00000000000..1dde94f751c --- /dev/null +++ b/source/blender/draw/engines/overlay/shaders/edit_particle_strand_vert.glsl @@ -0,0 +1,42 @@ + +uniform sampler1D weightTex; +uniform bool useWeight; + +in vec3 pos; +in float color; + +out vec4 finalColor; + +#define no_active_weight 666.0 + +vec3 weight_to_rgb(float t) +{ + if (t == no_active_weight) { + /* No weight. */ + return colorWire.rgb; + } + if (t > 1.0 || t < 0.0) { + /* Error color */ + return vec3(1.0, 0.0, 1.0); + } + else { + return texture(weightTex, t).rgb; + } +} + +void main() +{ + vec3 world_pos = point_object_to_world(pos); + gl_Position = point_world_to_ndc(world_pos); + + if (useWeight) { + finalColor = vec4(weight_to_rgb(color), 1.0); + } + else { + finalColor = mix(colorWire, colorEdgeSelect, color); + } + +#ifdef USE_WORLD_CLIP_PLANES + world_clip_planes_calc_clip_distance(world_pos); +#endif +} |