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GRIM: Use specular lighting.

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A few sets where spot lights are present: hq (elevator, projector),
do (window), al (light above garage door).
This commit is contained in:
Vincent Pelletier 2014-06-01 23:11:28 +02:00
parent f9bc96a649
commit 446c40384f
1 changed files with 6 additions and 2 deletions
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8
engines/grim/gfx_opengl.cpp
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@ -155,6 +155,8 @@ byte *GfxOpenGL::setupScreen(int screenW, int screenH, bool fullscreen) {
GLfloat ambientSource[] = { 0.0f, 0.0f, 0.0f, 1.0f };
glLightModelfv(GL_LIGHT_MODEL_AMBIENT, ambientSource);
GLfloat specularReflectance[] = { 0.3f, 0.3f, 0.3f, 1.0f };
glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, specularReflectance);
glPolygonOffset(-6.0, -6.0);
@ -821,6 +823,9 @@ void GfxOpenGL::setupLight(Light *light, int lightId) {
lightDir[0] = light->_dir.x();
lightDir[1] = light->_dir.y();
lightDir[2] = light->_dir.z();
specular[0] = diffuse[0];
specular[1] = diffuse[1];
specular[2] = diffuse[2];
cutoff = light->_penumbraangle;
}
@ -830,8 +835,7 @@ void GfxOpenGL::setupLight(Light *light, int lightId) {
glLightfv(GL_LIGHT0 + lightId, GL_POSITION, lightPos);
glLightfv(GL_LIGHT0 + lightId, GL_SPOT_DIRECTION, lightDir);
glLightf(GL_LIGHT0 + lightId, GL_SPOT_CUTOFF, cutoff);
glLightf(GL_LIGHT0 + lightId, GL_LINEAR_ATTENUATION, 0.05f);
glLightf(GL_LIGHT0 + lightId, GL_QUADRATIC_ATTENUATION, 0.1f);
glLightf(GL_LIGHT0 + lightId, GL_QUADRATIC_ATTENUATION, 0.2f);
glEnable(GL_LIGHT0 + lightId);
}