BGE: New API method getDisplayDimensions

This patch adds a new API function to get the actual display dimensions in pixels.

Reviewers: dfelinto, sybren, lordloki, moguri

Reviewed By: lordloki, moguri

Differential Revision: https://developer.blender.org/D648

3 files changed, 16 insertions, 0 deletions

diff --git a/source/gameengine/GamePlayer/common/GPC_Canvas.h b/source/gameengine/GamePlayer/common/GPC_Canvas.h
index acbea477e38..34cc9759a08 100644
--- a/source/gameengine/GamePlayer/common/GPC_Canvas.h
+++ b/source/gameengine/GamePlayer/common/GPC_Canvas.h
@@ -71,6 +71,8 @@ public:
 
 	virtual void ResizeWindow(int width, int height) {}
 
+	virtual void GetDisplayDimensions(int &width, int &height) {}
+
 	/**
 	 * \section Methods inherited from abstract base class RAS_ICanvas.
 	 */
diff --git a/source/gameengine/GamePlayer/ghost/GPG_Canvas.cpp b/source/gameengine/GamePlayer/ghost/GPG_Canvas.cpp
index 556f85804ea..09eb1691dae 100644
--- a/source/gameengine/GamePlayer/ghost/GPG_Canvas.cpp
+++ b/source/gameengine/GamePlayer/ghost/GPG_Canvas.cpp
@@ -121,6 +121,18 @@ bool GPG_Canvas::GetSwapInterval(int& intervalOut)
 	return false;
 }
 
+void GPG_Canvas::GetDisplayDimensions(int &width, int &height)
+ {
+	unsigned int uiwidth;
+	unsigned int uiheight;
+
+	GHOST_ISystem *system = GHOST_ISystem::getSystem();
+	system->getMainDisplayDimensions(uiwidth, uiheight);
+
+	width = uiwidth;
+	height = uiheight;
+}
+
 void GPG_Canvas::ResizeWindow(int width, int height)
 {
 	if (m_window->getState() == GHOST_kWindowStateFullScreen)
diff --git a/source/gameengine/GamePlayer/ghost/GPG_Canvas.h b/source/gameengine/GamePlayer/ghost/GPG_Canvas.h
index 337c2cedf55..18afbf6cd9e 100644
--- a/source/gameengine/GamePlayer/ghost/GPG_Canvas.h
+++ b/source/gameengine/GamePlayer/ghost/GPG_Canvas.h
@@ -63,6 +63,8 @@ public:
 	virtual float GetMouseNormalizedX(int x);
 	virtual float GetMouseNormalizedY(int y);
 
+	virtual void GetDisplayDimensions(int &width, int &height);
+
 	virtual void ResizeWindow(int width, int height);
 	virtual void SetFullScreen(bool enable);
 	virtual bool GetFullScreen();