- Fixed some minor problems with zfail shadow volumes (problem with an...

- Fixed some minor problems with zfail shadow volumes (problem with an infinite matrix still exist).

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@4316 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/CD3D9Driver.cpp

@@ -2485,6 +2485,9 @@ void CD3D9Driver::setRenderStatesStencilShadowMode(bool zfail, u32 debugDataVisi
 		pID3DDevice->SetRenderState( D3DRS_SRCBLEND, D3DBLEND_ZERO );
 		pID3DDevice->SetRenderState( D3DRS_DESTBLEND, D3DBLEND_ONE );
 
+		pID3DDevice->SetRenderState(D3DRS_ZENABLE, TRUE);
+		pID3DDevice->SetRenderState(D3DRS_ZFUNC, D3DCMP_LESS);
+
 		//if (!(debugDataVisible & (scene::EDS_SKELETON|scene::EDS_MESH_WIRE_OVERLAY)))
 		//	pID3DDevice->SetRenderState(D3DRS_COLORWRITEENABLE, 0);
 		if ((debugDataVisible & scene::EDS_MESH_WIRE_OVERLAY))

source/Irrlicht/COpenGLDriver.cpp

@@ -3584,7 +3584,7 @@ void COpenGLDriver::drawStencilShadowVolume(const core::array<core::vector3df>&
 
 	glDisable(GL_LIGHTING);
 	glDisable(GL_FOG);
-	glDepthFunc(GL_LEQUAL);
+	glDepthFunc(GL_LESS);
 	glDepthMask(GL_FALSE); // no depth buffer writing
 	if (debugDataVisible & scene::EDS_MESH_WIRE_OVERLAY)
 		glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
@@ -3598,8 +3598,6 @@ void COpenGLDriver::drawStencilShadowVolume(const core::array<core::vector3df>&
 	glVertexPointer(3,GL_FLOAT,sizeof(core::vector3df),triangles.const_pointer());
 	glStencilMask(~0);
 	glStencilFunc(GL_ALWAYS, 0, ~0);
-	glPolygonOffset(-1.f,-1.f);
-	glEnable(GL_POLYGON_OFFSET_FILL);
 
 	GLenum incr = GL_INCR;
 	GLenum decr = GL_DECR;

source/Irrlicht/CShadowVolumeSceneNode.cpp

@@ -112,9 +112,9 @@ u32 CShadowVolumeSceneNode::createEdgesAndCaps(const core::vector3df& light,
 				os::Printer::log("Allocation too small.", ELL_DEBUG);
 #endif
 			// add front cap from light-facing faces
-			svp->push_back(v0);
-			svp->push_back(v1);
 			svp->push_back(v2);
+			svp->push_back(v1);
+			svp->push_back(v0);
 
 			// add back cap
 			svp->push_back(v0+(v0-light).normalize()*Infinity);
@@ -276,7 +276,6 @@ void CShadowVolumeSceneNode::OnRegisterSceneNode()
 	}
 }
 
-
 //! renders the node.
 void CShadowVolumeSceneNode::render()
 {
@@ -294,7 +293,7 @@ void CShadowVolumeSceneNode::render()
 				SceneManager->getActiveCamera()->getAspectRatio(),
 				SceneManager->getActiveCamera()->getNearValue(),
 				core::ROUNDING_ERROR_f32);
-
+		
 		driver->setTransform(video::ETS_PROJECTION, mat);
 	}