diff options
author | IRIE Shinsuke <irieshinsuke@yahoo.co.jp> | 2013-11-25 15:58:23 +0400 |
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committer | IRIE Shinsuke <irieshinsuke@yahoo.co.jp> | 2013-11-25 17:19:47 +0400 |
commit | ab9822eff8865846d3c7ef81ff30cc35cb48ae0c (patch) | |
tree | 0955c1502f6f0327f59a3dd430c251378ba64c7c /source/blender/gpu/GPU_material.h | |
parent | 33bc6a3959b4f59f6ded304b5db06733653051cd (diff) |
Blender Internal: Add "Lamp Data" shader node that allows shaders to acquire information such as light vector from specified Lamp.
For now this provides the following outputs:
- Color
- Light Vector
- Distance
- Shadow
- Visibility Factor
Note: Color output is multiplied by the lamp energy. Multiplication of
color*max(dot(light_vector,normal_vector),0)*shadow*visibility_factor
produces the exact same result as the Lambert shader.
Many thanks to Brecht for code review and discussion!
Diffstat (limited to 'source/blender/gpu/GPU_material.h')
-rw-r--r-- | source/blender/gpu/GPU_material.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/source/blender/gpu/GPU_material.h b/source/blender/gpu/GPU_material.h index 29da72a00fe..8c4c7d47558 100644 --- a/source/blender/gpu/GPU_material.h +++ b/source/blender/gpu/GPU_material.h @@ -133,6 +133,7 @@ void GPU_material_bind(GPUMaterial *material, int oblay, int viewlay, double tim void GPU_material_bind_uniforms(GPUMaterial *material, float obmat[4][4], float obcol[4], float autobumpscale); void GPU_material_unbind(GPUMaterial *material); int GPU_material_bound(GPUMaterial *material); +struct Scene *GPU_material_scene(GPUMaterial *material); void GPU_material_vertex_attributes(GPUMaterial *material, struct GPUVertexAttribs *attrib); @@ -244,6 +245,7 @@ void GPU_lamp_update_colors(GPULamp *lamp, float r, float g, float b, float ener void GPU_lamp_update_distance(GPULamp *lamp, float distance, float att1, float att2); void GPU_lamp_update_spot(GPULamp *lamp, float spotsize, float spotblend); int GPU_lamp_shadow_layer(GPULamp *lamp); +GPUNodeLink *GPU_lamp_get_data(GPUMaterial *mat, GPULamp *lamp, GPUNodeLink **col, GPUNodeLink **lv, GPUNodeLink **dist, GPUNodeLink **shadow); #ifdef __cplusplus } |