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Fixed the broken calculation of specular exponent when converting materials from 3DS files.

ver1_5_1
Chris Laurel 2006-07-10 07:03:16 +00:00
parent 82c92001c2
commit 8283e04e95
1 changed files with 6 additions and 4 deletions
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10
src/celengine/meshmanager.cpp
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@ -362,12 +362,14 @@ static VertexList* ConvertToVertexList(M3DTriangleMesh& mesh,
vl->setSpecularColor(Color(specular.red, specular.green, specular.blue));
float shininess = material->getShininess();
// Map the shininess from the 3DS file into the 0-128
// range that OpenGL uses for the specular exponent.
shininess = (float) pow(2.0, 10.0 * shininess);
// Map the 3DS file's shininess from percentage (0-100) to
// range that OpenGL uses for the specular exponent. The
// current equation is just a guess at the mapping that
// 3DS actually uses.
shininess = (float) pow(2.0, 1.0 + 0.1 * shininess);
if (shininess > 128.0f)
shininess = 128.0f;
vl->setShininess(128.0f);
vl->setShininess(shininess);
if (material->getTextureMap() != "")
{