SWORD25: Importing original sources

svn-id: r53171

1 files changed, 114 insertions, 0 deletions

diff --git a/engines/sword25/gfx/opengl/openglgfx.h b/engines/sword25/gfx/opengl/openglgfx.h
new file mode 100755
index 0000000000..ec305bee8f
--- /dev/null
+++ b/engines/sword25/gfx/opengl/openglgfx.h
@@ -0,0 +1,114 @@
+// -----------------------------------------------------------------------------
+// This file is part of Broken Sword 2.5
+// Copyright (c) Malte Thiesen, Daniel Queteschiner and Michael Elsdörfer
+//
+// Broken Sword 2.5 is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// Broken Sword 2.5 is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Broken Sword 2.5; if not, write to the Free Software
+// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+// -----------------------------------------------------------------------------
+
+#ifndef BS_OPENGLGFX_H
+#define BS_OPENGLGFX_H
+
+// -----------------------------------------------------------------------------
+// INCLUDES
+// -----------------------------------------------------------------------------
+
+#include "kernel/memlog_off.h"
+#include <memory>
+#include <vector>
+#include "kernel/memlog_on.h"
+
+#include "kernel/common.h"
+#include "../graphicengine.h"
+#include "../renderobjectptr.h"
+#include "util/glsprites/glsprites.h"
+
+// -----------------------------------------------------------------------------
+// FORWARD DECLARATIONS
+// -----------------------------------------------------------------------------
+
+class BS_Kernel;
+class BS_Service;
+class BS_Resource;
+class BS_Panel;
+class BS_Image;
+class BS_RenderObjectManager;
+
+
+// -----------------------------------------------------------------------------
+// CLASS DECLARATION
+// -----------------------------------------------------------------------------
+
+class BS_OpenGLGfx : public BS_GraphicEngine
+{
+public:
+	BS_OpenGLGfx(BS_Kernel* pKernel);
+	virtual ~BS_OpenGLGfx();
+
+	// Interface
+	// ---------
+	virtual bool		Init(int Width, int Height, int BitDepth, int BackbufferCount, bool Windowed);
+	virtual bool		StartFrame(bool UpdateAll);
+	virtual bool		EndFrame();
+
+	virtual BS_RenderObjectPtr<BS_Panel> GetMainPanel();
+
+	virtual void		SetVsync(bool Vsync);
+	virtual bool		GetVsync() const;
+
+	virtual bool		Fill(const BS_Rect* FillRectPtr = 0, unsigned int Color = BS_RGB(0, 0, 0));
+	virtual bool		GetScreenshot(unsigned int & Width, unsigned int & Height, std::vector<unsigned int> & Data);
+
+	// Resource-Managing Methoden
+	// --------------------------
+	virtual BS_Resource*	LoadResource(const std::string& FileName);
+	virtual bool			CanLoadResource(const std::string& FileName);
+
+	// Debugging Methoden
+	// ------------------
+	virtual void DrawDebugLine(const BS_Vertex & Start, const BS_Vertex & End, unsigned int Color);
+	static const char * GetGLSResultString(GLS_Result Result);
+
+	// Persistenz Methoden
+	// -------------------
+	virtual bool Persist(BS_OutputPersistenceBlock & Writer);
+	virtual bool Unpersist(BS_InputPersistenceBlock & Reader);
+
+private:
+	bool				m_GLspritesInitialized;
+
+	BS_RenderObjectPtr<BS_Panel> m_MainPanelPtr;
+
+	std::auto_ptr<BS_RenderObjectManager>	m_RenderObjectManagerPtr;
+
+	struct DebugLine
+	{
+		DebugLine(const BS_Vertex & _Start, const BS_Vertex & _End, unsigned int _Color) :
+			Start(_Start),
+			End(_End),
+			Color(_Color) {};
+			
+		BS_Vertex		Start;
+		BS_Vertex		End;
+		unsigned int	Color;
+	};
+
+	std::vector<DebugLine> m_DebugLines;
+
+	static bool ReadFramebufferContents(unsigned int Width, unsigned int Height, std::vector<unsigned int> & Data);
+	static void ReverseRGBAComponentOrder(std::vector<unsigned int> & Data);
+	static void FlipImagedataVertical(unsigned int Width, unsigned int Height, std::vector<unsigned int> & Data);
+};
+
+#endif