diff options
| author | Jordan Woyak <jordan.woyak@gmail.com> | 2010-11-14 23:31:53 +0000 |
|---|---|---|
| committer | Jordan Woyak <jordan.woyak@gmail.com> | 2010-11-14 23:31:53 +0000 |
| commit | 0da42fcca7fb51966794608d51ee7cbb3bc7913b (patch) | |
| tree | e0320ce43b79faefe908b37caa6a9742218336dd /Source/Core/VideoCommon/Src/FramebufferManagerBase.h | |
| parent | 2378b443c109f2052c5608ddcbef9dc5d581bd70 (diff) | |
Merged some FramebufferManager code into VideoCommon.
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6417 8ced0084-cf51-0410-be5f-012b33b47a6e
Diffstat (limited to 'Source/Core/VideoCommon/Src/FramebufferManagerBase.h')
| -rw-r--r-- | Source/Core/VideoCommon/Src/FramebufferManagerBase.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/Source/Core/VideoCommon/Src/FramebufferManagerBase.h b/Source/Core/VideoCommon/Src/FramebufferManagerBase.h new file mode 100644 index 0000000000..a67346fe7b --- /dev/null +++ b/Source/Core/VideoCommon/Src/FramebufferManagerBase.h @@ -0,0 +1,92 @@ +
+#ifndef _FRAMEBUFFERMANAGER_H
+#define _FRAMEBUFFERMANAGER_H
+
+#include <list>
+
+#include "VideoCommon.h"
+
+inline bool addrRangesOverlap(u32 aLower, u32 aUpper, u32 bLower, u32 bUpper)
+{
+ return !((aLower >= bUpper) || (bLower >= aUpper));
+}
+
+struct XFBSourceBase
+{
+ virtual ~XFBSourceBase() {}
+
+ // TODO: only DX9 uses the width/height params
+ virtual void Draw(const MathUtil::Rectangle<float> &sourcerc,
+ const MathUtil::Rectangle<float> &drawrc, int width, int height) const = 0;
+
+ virtual void DecodeToTexture(u32 xfbAddr, u32 fbWidth, u32 fbHeight) = 0;
+
+ virtual void CopyEFB() = 0;
+
+ u32 srcAddr;
+ u32 srcWidth;
+ u32 srcHeight;
+
+ int texWidth;
+ int texHeight;
+
+ // TODO: only used by OGL
+ TargetRectangle sourceRc;
+};
+
+class FramebufferManagerBase
+{
+public:
+ enum
+ {
+ // There may be multiple XFBs in GameCube RAM. This is the maximum number to
+ // virtualize.
+ MAX_VIRTUAL_XFB = 8
+ };
+
+ FramebufferManagerBase();
+ virtual ~FramebufferManagerBase();
+
+ static void CopyToXFB(u32 xfbAddr, u32 fbWidth, u32 fbHeight, const EFBRectangle& sourceRc);
+ static const XFBSourceBase* const* GetXFBSource(u32 xfbAddr, u32 fbWidth, u32 fbHeight, u32 &xfbCount);
+
+protected:
+ struct VirtualXFB
+ {
+ VirtualXFB() : xfbSource(NULL) {}
+
+ // Address and size in GameCube RAM
+ u32 xfbAddr;
+ u32 xfbWidth;
+ u32 xfbHeight;
+
+ XFBSourceBase *xfbSource;
+ };
+
+ typedef std::list<VirtualXFB> VirtualXFBListType;
+
+private:
+ virtual XFBSourceBase* CreateXFBSource(unsigned int target_width, unsigned int target_height) = 0;
+ // TODO: figure out why OGL is different for this guy
+ virtual void GetTargetSize(unsigned int *width, unsigned int *height, const EFBRectangle& sourceRc) = 0;
+
+ static VirtualXFBListType::iterator FindVirtualXFB(u32 xfbAddr, u32 width, u32 height);
+
+ static void ReplaceVirtualXFB();
+
+ // TODO: merge these virtual funcs, they are nearly all the same
+ virtual void CopyToRealXFB(u32 xfbAddr, u32 fbWidth, u32 fbHeight, const EFBRectangle& sourceRc) = 0;
+ static void CopyToVirtualXFB(u32 xfbAddr, u32 fbWidth, u32 fbHeight, const EFBRectangle& sourceRc);
+
+ static const XFBSourceBase* const* GetRealXFBSource(u32 xfbAddr, u32 fbWidth, u32 fbHeight, u32 &xfbCount);
+ static const XFBSourceBase* const* GetVirtualXFBSource(u32 xfbAddr, u32 fbWidth, u32 fbHeight, u32 &xfbCount);
+
+ static XFBSourceBase *m_realXFBSource; // Only used in Real XFB mode
+ static VirtualXFBListType m_virtualXFBList; // Only used in Virtual XFB mode
+
+ static const XFBSourceBase* m_overlappingXFBArray[MAX_VIRTUAL_XFB];
+};
+
+extern FramebufferManagerBase *g_framebuffer_manager;
+
+#endif
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