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am 278b3016: am 2a60824a: am 516efc1b: am 8a2b5423: Merge "libagl: Transform the vertex if using eye space lighting with point lights"

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* commit '278b301690d5428e4ec97ac8cf2d9bfb8f901f0b':
  libagl: Transform the vertex if using eye space lighting with point lights
This commit is contained in:
Mathias Agopian 2012-09-20 09:29:13 -07:00 committed by Android Git Automerger
commit 991c18586a
1 changed files with 7 additions and 0 deletions
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7
opengl/libagl/light.cpp
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@ -381,7 +381,14 @@ void lightVertex(ogles_context_t* c, vertex_t* v)
// compute vertex-to-light vector
if (ggl_unlikely(l.position.w)) {
// lightPos/1.0 - vertex/vertex.w == lightPos*vertex.w - vertex
#if !OBJECT_SPACE_LIGHTING
vec4_t o;
const transform_t& mv = c->transforms.modelview.transform;
mv.point4(&mv, &o, &v->obj);
vss3(d.v, l.objPosition.v, o.w, o.v);
#else
vss3(d.v, l.objPosition.v, v->obj.w, v->obj.v);
#endif
sqDist = dot3(d.v, d.v);
vscale3(d.v, d.v, gglSqrtRecipx(sqDist));
} else {