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debug statements to help find lighting problem

This commit is contained in:
David Rose 2002-04-01 22:23:51 +00:00
parent 2d65905f2d
commit fa49deb746
2 changed files with 15 additions and 17 deletions
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18
panda/src/glgsg/glGraphicsStateGuardian.I
View File

@ -1037,23 +1037,7 @@ get_current_alpha_scale() const {
////////////////////////////////////////////////////////////////////
INLINE GLenum GLGraphicsStateGuardian::get_light_id(int index) const
{
switch( index )
{
case 0: return GL_LIGHT0;
case 1: return GL_LIGHT1;
case 2: return GL_LIGHT2;
case 3: return GL_LIGHT3;
case 4: return GL_LIGHT4;
case 5: return GL_LIGHT5;
case 6: return GL_LIGHT6;
case 7: return GL_LIGHT7;
default:
glgsg_cat.error()
<< "get_light_id() - we don't currently support ids "
<< "> 8" << endl;
break;
}
return GL_LIGHT0;
return GL_LIGHT0 + index;
}
////////////////////////////////////////////////////////////////////

14
panda/src/glgsg/glGraphicsStateGuardian.cxx
View File

@ -291,6 +291,8 @@ reset() {
GLint max_lights;
glGetIntegerv(GL_MAX_LIGHTS, &max_lights);
init_lights(max_lights);
glgsg_cat.debug()
<< "max_lights = " << max_lights << "\n";
// Set up the clip plane id map
GLint max_clip_planes;
@ -3319,6 +3321,10 @@ issue_depth_offset(const DepthOffsetAttrib *attrib) {
////////////////////////////////////////////////////////////////////
void GLGraphicsStateGuardian::
bind_light(PointLight *light, int light_id) {
if (glgsg_cat.is_debug()) {
glgsg_cat.debug()
<< "bind_light(PointLight, " << light_id << ")\n";
}
GLenum id = get_light_id(light_id);
static const Colorf black(0.0f, 0.0f, 0.0f, 1.0f);
glLightfv(id, GL_AMBIENT, black.get_data());
@ -3360,6 +3366,10 @@ bind_light(PointLight *light, int light_id) {
////////////////////////////////////////////////////////////////////
void GLGraphicsStateGuardian::
bind_light(DirectionalLight *light, int light_id) {
if (glgsg_cat.is_debug()) {
glgsg_cat.debug()
<< "bind_light(DirectionalLight, " << light_id << ")\n";
}
GLenum id = get_light_id( light_id );
static const Colorf black(0.0f, 0.0f, 0.0f, 1.0f);
glLightfv(id, GL_AMBIENT, black.get_data());
@ -3402,6 +3412,10 @@ bind_light(DirectionalLight *light, int light_id) {
////////////////////////////////////////////////////////////////////
void GLGraphicsStateGuardian::
bind_light(Spotlight *light, int light_id) {
if (glgsg_cat.is_debug()) {
glgsg_cat.debug()
<< "bind_light(Spotlight, " << light_id << ")\n";
}
Lens *lens = light->get_lens();
nassertv(lens != (Lens *)NULL);