fix opengl regressions

src/framework/graphics/texture.cpp

@@ -271,9 +271,9 @@ void Texture::setupFilters()
 void Texture::setupTranformMatrix()
 {
     if(m_upsideDown) {
-        m_transformMatrix = { 1.0f/m_glSize.width(),  0.0f,                    0.0f,
-                              0.0f,                  -1.0f/m_glSize.height(),  0.0f,
-                              0.0f,                   1.0f,                    1.0f };
+        m_transformMatrix = { 1.0f/m_glSize.width(),  0.0f,                                     0.0f,
+                              0.0f,                  -1.0f/m_glSize.height(),                   0.0f,
+                              0.0f,                   m_size.height()/(float)m_glSize.height(), 1.0f };
     } else {
         m_transformMatrix = { 1.0f/m_glSize.width(),  0.0f,                    0.0f,
                               0.0f,                   1.0f/m_glSize.height(),  0.0f,

src/framework/platform/win32window.cpp

@@ -302,13 +302,13 @@ void WIN32Window::internalChooseGLVisual()
                                          1,
                                          PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER,
                                          PFD_TYPE_RGBA,
-                                         32,                         // Select Our Color Depth
-                                         0, 0, 0, 0, 0, 0,           // Color Bits Ignored
+                                         24,                         // Select Our Color Depth
+                                         8, 0, 8, 0, 8, 0,           // Color Bits Ignored
                                          8,                          // Alpha Buffer Bits
                                          0,                          // Shift Bit Ignored
                                          0,                          // No Accumulation Buffer
                                          0, 0, 0, 0,                 // Accumulation Bits Ignored
-                                         16,                         // 16Bit Z-Buffer (Depth Buffer)
+                                         0,                          // Z-Buffer (Depth Buffer)
                                          0,                          // No Stencil Buffer
                                          0,                          // No Auxiliary Buffer
                                          PFD_MAIN_PLANE,             // Main Drawing Layer