diff options
Diffstat (limited to 'source/blender/draw/engines/overlay/shaders/extra_wire_vert.glsl')
-rw-r--r-- | source/blender/draw/engines/overlay/shaders/extra_wire_vert.glsl | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/source/blender/draw/engines/overlay/shaders/extra_wire_vert.glsl b/source/blender/draw/engines/overlay/shaders/extra_wire_vert.glsl new file mode 100644 index 00000000000..933b9d65a5f --- /dev/null +++ b/source/blender/draw/engines/overlay/shaders/extra_wire_vert.glsl @@ -0,0 +1,40 @@ + +in vec3 pos; +in vec4 color; +in int colorid; /* if equal 0 (i.e: Not specified) use color attrib and stippling. */ + +noperspective out vec2 stipple_coord; +flat out vec2 stipple_start; +flat out vec4 finalColor; + +vec2 screen_position(vec4 p) +{ + return ((p.xy / p.w) * 0.5 + 0.5) * sizeViewport.xy; +} + +void main() +{ + vec3 world_pos = point_object_to_world(pos); + gl_Position = point_world_to_ndc(world_pos); + + stipple_coord = stipple_start = screen_position(gl_Position); + +#ifdef OBJECT_WIRE + /* Extract data packed inside the unused mat4 members. */ + finalColor = vec4(ModelMatrix[0][3], ModelMatrix[1][3], ModelMatrix[2][3], ModelMatrix[3][3]); +#else + + if (colorid == TH_CAMERA_PATH) { + finalColor = colorCameraPath; + finalColor.a = 0.0; /* No Stipple */ + } + else { + finalColor = color; + finalColor.a = 1.0; /* Stipple */ + } +#endif + +#ifdef USE_WORLD_CLIP_PLANES + world_clip_planes_calc_clip_distance(world_pos); +#endif +}
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