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Fix for bug #18900: game engine lights in non-glsl mode did move

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anymore, missing matrix update. Also move some code to KX_LightObject
to avoid duplication with player.
This commit is contained in:
Brecht Van Lommel
2009-06-09 13:51:32 +00:00
parent 20eaa1466d
commit e29c9bc4da
5 changed files with 111 additions and 171 deletions
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88
source/gameengine/BlenderRoutines/KX_BlenderRenderTools.cpp
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@@ -28,8 +28,6 @@
#include "GL/glew.h"
#include "DNA_scene_types.h"
#include "RAS_IRenderTools.h"
#include "RAS_IRasterizer.h"
#include "RAS_LightObject.h"
@@ -41,6 +39,7 @@
#include "KX_BlenderMaterial.h"
#include "KX_RayCast.h"
#include "KX_IPhysicsController.h"
#include "KX_Light.h"
#include "PHY_IPhysicsEnvironment.h"
@@ -330,21 +329,12 @@ int KX_BlenderRenderTools::applyLights(int objectlayer, const MT_Transform& view
{
// taken from blender source, incompatibility between Blender Object / GameObject
KX_Scene* kxscene = (KX_Scene*)m_auxilaryClientInfo;
int scenelayer = ~0;
float glviewmat[16];
unsigned int count;
float vec[4];
std::vector<struct RAS_LightObject*>::iterator lit = m_lights.begin();
vec[3]= 1.0;
if(kxscene && kxscene->GetBlenderScene())
scenelayer = kxscene->GetBlenderScene()->lay;
for(count=0; count<m_numgllights; count++)
glDisable((GLenum)(GL_LIGHT0+count));
//std::vector<struct RAS_LightObject*> m_lights;
std::vector<struct RAS_LightObject*>::iterator lit = m_lights.begin();
viewmat.getValue(glviewmat);
@@ -353,82 +343,14 @@ int KX_BlenderRenderTools::applyLights(int objectlayer, const MT_Transform& view
for (lit = m_lights.begin(), count = 0; !(lit==m_lights.end()) && count < m_numgllights; ++lit)
{
RAS_LightObject* lightdata = (*lit);
KX_Scene* lightscene = (KX_Scene*)lightdata->m_scene;
KX_LightObject *kxlight = (KX_LightObject*)lightdata->m_light;
/* only use lights in the same layer as the object */
if(!(lightdata->m_layer & objectlayer))
continue;
/* only use lights in the same scene, and in a visible layer */
if(kxscene != lightscene || !(lightdata->m_layer & scenelayer))
continue;
vec[0] = (*(lightdata->m_worldmatrix))(0,3);
vec[1] = (*(lightdata->m_worldmatrix))(1,3);
vec[2] = (*(lightdata->m_worldmatrix))(2,3);
vec[3] = 1;
if(lightdata->m_type==RAS_LightObject::LIGHT_SUN) {
vec[0] = (*(lightdata->m_worldmatrix))(0,2);
vec[1] = (*(lightdata->m_worldmatrix))(1,2);
vec[2] = (*(lightdata->m_worldmatrix))(2,2);
//vec[0]= base->object->obmat[2][0];
//vec[1]= base->object->obmat[2][1];
//vec[2]= base->object->obmat[2][2];
vec[3]= 0.0;
glLightfv((GLenum)(GL_LIGHT0+count), GL_POSITION, vec);
}
else {
//vec[3]= 1.0;
glLightfv((GLenum)(GL_LIGHT0+count), GL_POSITION, vec);
glLightf((GLenum)(GL_LIGHT0+count), GL_CONSTANT_ATTENUATION, 1.0);
glLightf((GLenum)(GL_LIGHT0+count), GL_LINEAR_ATTENUATION, lightdata->m_att1/lightdata->m_distance);
// without this next line it looks backward compatible.
//attennuation still is acceptable
glLightf((GLenum)(GL_LIGHT0+count), GL_QUADRATIC_ATTENUATION, lightdata->m_att2/(lightdata->m_distance*lightdata->m_distance));
if(lightdata->m_type==RAS_LightObject::LIGHT_SPOT) {
vec[0] = -(*(lightdata->m_worldmatrix))(0,2);
vec[1] = -(*(lightdata->m_worldmatrix))(1,2);
vec[2] = -(*(lightdata->m_worldmatrix))(2,2);
//vec[0]= -base->object->obmat[2][0];
//vec[1]= -base->object->obmat[2][1];
//vec[2]= -base->object->obmat[2][2];
glLightfv((GLenum)(GL_LIGHT0+count), GL_SPOT_DIRECTION, vec);
glLightf((GLenum)(GL_LIGHT0+count), GL_SPOT_CUTOFF, lightdata->m_spotsize/2.0);
glLightf((GLenum)(GL_LIGHT0+count), GL_SPOT_EXPONENT, 128.0*lightdata->m_spotblend);
}
else glLightf((GLenum)(GL_LIGHT0+count), GL_SPOT_CUTOFF, 180.0);
}
if (lightdata->m_nodiffuse)
{
vec[0] = vec[1] = vec[2] = vec[3] = 0.0;
} else {
vec[0]= lightdata->m_energy*lightdata->m_red;
vec[1]= lightdata->m_energy*lightdata->m_green;
vec[2]= lightdata->m_energy*lightdata->m_blue;
vec[3]= 1.0;
}
glLightfv((GLenum)(GL_LIGHT0+count), GL_DIFFUSE, vec);
if (lightdata->m_nospecular)
{
vec[0] = vec[1] = vec[2] = vec[3] = 0.0;
} else if (lightdata->m_nodiffuse) {
vec[0]= lightdata->m_energy*lightdata->m_red;
vec[1]= lightdata->m_energy*lightdata->m_green;
vec[2]= lightdata->m_energy*lightdata->m_blue;
vec[3]= 1.0;
}
glLightfv((GLenum)(GL_LIGHT0+count), GL_SPECULAR, vec);
glEnable((GLenum)(GL_LIGHT0+count));
count++;
if(kxlight->ApplyLight(kxscene, objectlayer, count))
count++;
}
glPopMatrix();
return count;
}
void KX_BlenderRenderTools::MotionBlur(RAS_IRasterizer* rasterizer)