Updated screenshots.

README.md

@@ -104,12 +104,18 @@ Use a single distance field font to render text of various size.
 ### 12-lod
 Mesh LOD transitions.
 
+![example-12-lod](https://github.com/bkaradzic/bgfx/raw/master/examples/12-lod/screenshot.png)
+
 ### 13-stencil
 Stencil reflections and shadows.
 
+![example-13-stencil](https://github.com/bkaradzic/bgfx/raw/master/examples/13-stencil/screenshot.png)
+
 ### 14-shadowvolumes
 Shadow volumes.
 
+![example-14-shadowvolumes](https://github.com/bkaradzic/bgfx/raw/master/examples/14-shadowvolumes/screenshot.png)
+
 Dependencies
 ------------
 

examples/common/entry/entry.cpp

@@ -6,6 +6,8 @@
 #include <bgfx.h>
 #include <bx/string.h>
 
+#include <time.h>
+
 #include "entry_p.h"
 #include "cmd.h"
 #include "input.h"
@@ -72,6 +74,24 @@ namespace entry
 				bgfx::setDebug(s_debug);
 				return 0;
 			}
+			else if (0 == strcmp(_argv[1], "screenshot") )
+			{
+				if (_argc > 2)
+				{
+					bgfx::saveScreenShot(_argv[2]);
+				}
+				else
+				{
+					time_t tt;
+					time(&tt);
+
+					char filePath[256];
+					bx::snprintf(filePath, sizeof(filePath), "temp/screenshot-%d", tt);
+					bgfx::saveScreenShot(filePath);
+				}
+
+				return 0;
+			}
 		}
 
 		return 1;
@@ -91,6 +111,7 @@ namespace entry
 		{ entry::Key::F3,    entry::Modifier::None,      1, cmd, "graphics wireframe"                },
 		{ entry::Key::F7,    entry::Modifier::None,      1, cmd, "graphics vsync"                    },
 		{ entry::Key::F8,    entry::Modifier::None,      1, cmd, "graphics msaa"                     },
+		{ entry::Key::Print, entry::Modifier::None,      1, cmd, "graphics screenshot"               },
 
 		INPUT_BINDING_END
 	};
@@ -176,10 +197,11 @@ namespace entry
 					break;
 				}
 			}
-		} while (NULL != ev);
 
 			inputProcess();
 
+		} while (NULL != ev);
+
 		if (_reset != s_reset)
 		{
 			_reset = s_reset;

examples/common/entry/entry_windows.cpp

@@ -415,6 +415,17 @@ namespace entry
 					{
 						uint8_t modifiers = translateKeyModifiers();
 						Key::Enum key = translateKey(_wparam);
+
+						if (Key::Print == key
+						&&  0x3 == (_lparam>>30) )
+						{
+							// VK_SNAPSHOT doesn't generate keydown event. Fire on down event when previous
+							// key state bit is set to 1 and transition state bit is set to 1.
+							//
+							// http://msdn.microsoft.com/en-us/library/windows/desktop/ms646280%28v=vs.85%29.aspx
+							m_eventQueue.postKeyEvent(key, modifiers, true);
+						}
+
 						m_eventQueue.postKeyEvent(key, modifiers, _id == WM_KEYDOWN || _id == WM_SYSKEYDOWN);
 					}
 					break;