apps/haiku3d/MeshInstance.cpp

82 		const Face& face = fMeshReference->GetFace(i);
84 		// switch face mode
85 		if (face.vertexCount != lastVertexCount) {
89 			if (face.vertexCount == 3)
96 		Vector3 lu(face.v[0].p - face.v[1].p);
97 		Vector3 lv(face.v[1].p - face.v[2].p);
103 		// draw face
105 		glTexCoord2f(face.v[0].u, face.v[0].v);
106 		glVertex3f(face.v[0].p.x(), face.v[0].p.y(), face.v[0].p.z());
109 		glTexCoord2f(face.v[1].u, face.v[1].v);
110 		glVertex3f(face.v[1].p.x(), face.v[1].p.y(), face.v[1].p.z());
113 		glTexCoord2f(face.v[2].u, face.v[2].v);
114 		glVertex3f(face.v[2].p.x(), face.v[2].p.y(), face.v[2].p.z());
116 		if (face.vertexCount == 4) {
118 			glTexCoord2f(face.v[3].u, face.v[3].v);
119 			glVertex3f(face.v[3].p.x(), face.v[3].p.y(), face.v[3].p.z());
123 			if (face.vertexCount == 4) {
125 				glTexCoord2f(face.v[3].u, face.v[3].v);
126 				glVertex3f(face.v[3].p.x(), face.v[3].p.y(), face.v[3].p.z());
130 			glTexCoord2f(face.v[2].u, face.v[2].v);
131 			glVertex3f(face.v[2].p.x(), face.v[2].p.y(), face.v[2].p.z());
134 			glTexCoord2f(face.v[1].u, face.v[1].v);
135 			glVertex3f(face.v[1].p.x(), face.v[1].p.y(), face.v[1].p.z());
138 			glTexCoord2f(face.v[0].u, face.v[0].v);
139 			glVertex3f(face.v[0].p.x(), face.v[0].p.y(), face.v[0].p.z());
141 		lastVertexCount = face.vertexCount;
149 			const Face& face = fMeshReference->GetFace(i);
151 			if (face.vertexCount == 4) {
154 				Vector3 lu(face.v[0].p - face.v[1].p);
155 				Vector3 lv(face.v[1].p - face.v[2].p);
161 				// center of the face
163 				if (face.vertexCount == 4)
164 					g = (face.v[0].p + face.v[1].p + face.v[2].p + face.v[3].p)
167 					g = (face.v[0].p + face.v[1].p + face.v[2].p) / 3.0;