From 50aba6d31d3ddd0c4dc13292822b7fabade2b6c3 Mon Sep 17 00:00:00 2001 From: Mathias Agopian Date: Tue, 2 Jun 2009 22:51:09 -0700 Subject: fix a bug in GL lighting where the specular component could be ommited when vertex material was disabled. the specular enable flag wasn't computed in that case. --- opengl/libagl/light.cpp | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'opengl') diff --git a/opengl/libagl/light.cpp b/opengl/libagl/light.cpp index 25c41d0..bc9449c 100644 --- a/opengl/libagl/light.cpp +++ b/opengl/libagl/light.cpp @@ -318,6 +318,11 @@ void lightVertexMaterial(ogles_context_t* c, vertex_t* v) vmul3(l.implicitAmbient.v, material.ambient.v, l.ambient.v); vmul3(l.implicitDiffuse.v, material.diffuse.v, l.diffuse.v); vmul3(l.implicitSpecular.v, material.specular.v, l.specular.v); + // this is just a flag to tell if we have a specular component + l.implicitSpecular.v[3] = + l.implicitSpecular.r | + l.implicitSpecular.g | + l.implicitSpecular.b; } // emission and ambient for the whole scene vmla3( c->lighting.implicitSceneEmissionAndAmbient.v, -- cgit v1.1