Changeset 3844 in orxonox.OLD for orxonox/trunk/src/lib/graphics/graphics_engine.cc

Timestamp:

Apr 17, 2005, 12:41:57 AM (19 years ago)

Author:

bensch

Message:

orxonox/trunk: GraphicsEngine now stores the glMatrices, when transforming into 2D-mode

File:

• orxonox/trunk/src/lib/graphics/graphics_engine.cc (modified) (2 diffs)

orxonox/trunk/src/lib/graphics/graphics_engine.cc

@@ -174 +174 @@
 void GraphicsEngine::enter2DMode(void)
 {
+  GraphicsEngine::storeMatrices();
   SDL_Surface *screen = SDL_GetVideoSurface();
   
@@ -218 +219 @@
 }
 
+/**
+   \brief stores the GL_matrices 
+*/
+void GraphicsEngine::storeMatrices(void)
+{
+  glGetDoublev(GL_PROJECTION_MATRIX, GraphicsEngine::projMat);
+  glGetDoublev(GL_MODELVIEW_MATRIX, GraphicsEngine::modMat);
+  glGetIntegerv(GL_VIEWPORT, GraphicsEngine::viewPort);
+}
+
+//! the stored ModelView Matrix.
+GLdouble GraphicsEngine::modMat[16] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
+//! the stored Projection Matrix
+GLdouble GraphicsEngine::projMat[16] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
+//! The ViewPort
+GLint GraphicsEngine::viewPort[4] = {0,0,0,0};