diff options
Diffstat (limited to 'source/blender/draw/engines/overlay/shaders/edit_mesh_analysis_vert.glsl')
-rw-r--r-- | source/blender/draw/engines/overlay/shaders/edit_mesh_analysis_vert.glsl | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/source/blender/draw/engines/overlay/shaders/edit_mesh_analysis_vert.glsl b/source/blender/draw/engines/overlay/shaders/edit_mesh_analysis_vert.glsl new file mode 100644 index 00000000000..b89a3f407f9 --- /dev/null +++ b/source/blender/draw/engines/overlay/shaders/edit_mesh_analysis_vert.glsl @@ -0,0 +1,35 @@ + +in vec3 pos; +in float weight; + +uniform sampler1D weightTex; + +out vec4 weightColor; + +vec3 weight_to_rgb(float t) +{ + if (t < 0.0) { + /* Minimum color, grey */ + return vec3(0.25, 0.25, 0.25); + } + else if (t > 1.0) { + /* Error color */ + return vec3(1.0, 0.0, 1.0); + } + else { + return texture(weightTex, t).rgb; + } +} + +void main() +{ + GPU_INTEL_VERTEX_SHADER_WORKAROUND + + vec3 world_pos = point_object_to_world(pos); + gl_Position = point_world_to_ndc(world_pos); + weightColor = vec4(weight_to_rgb(weight), 1.0); + +#ifdef USE_WORLD_CLIP_PLANES + world_clip_planes_calc_clip_distance(world_pos); +#endif +} |