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Merged some FramebufferManager code into VideoCommon.

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6417 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
Jordan Woyak
2010-11-14 23:31:53 +00:00
parent 2378b443c1
commit 0da42fcca7
27 changed files with 840 additions and 1319 deletions
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114
Source/Plugins/Plugin_VideoOGL/Src/FramebufferManager.h
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@ -18,8 +18,8 @@
#ifndef _FRAMEBUFFERMANAGER_H_
#define _FRAMEBUFFERMANAGER_H_
#include <list>
#include "GLUtil.h"
#include "FramebufferManagerBase.h"
// On the GameCube, the game sends a request for the graphics processor to
// transfer its internal EFB (Embedded Framebuffer) to an area in GameCube RAM
@ -52,116 +52,70 @@
// There may be multiple XFBs in GameCube RAM. This is the maximum number to
// virtualize.
const int MAX_VIRTUAL_XFB = 8;
inline bool addrRangesOverlap(u32 aLower, u32 aUpper, u32 bLower, u32 bUpper)
struct XFBSource : public XFBSourceBase
{
return !((aLower >= bUpper) || (bLower >= aUpper));
}
XFBSource(GLuint tex) : texture(tex) {}
~XFBSource() { glDeleteTextures(1, &texture); }
struct XFBSource
{
XFBSource() :
texture(0)
{}
void CopyEFB();
void DecodeToTexture(u32 xfbAddr, u32 fbWidth, u32 fbHeight);
void Draw(const MathUtil::Rectangle<float> &sourcerc,
const MathUtil::Rectangle<float> &drawrc, int width, int height) const;
u32 srcAddr;
u32 srcWidth;
u32 srcHeight;
GLuint texture;
int texWidth;
int texHeight;
TargetRectangle sourceRc;
const GLuint texture;
};
class FramebufferManager
class FramebufferManager : public FramebufferManagerBase
{
public:
FramebufferManager() :
m_efbFramebuffer(0),
m_efbColor(0),
m_efbDepth(0),
m_resolvedFramebuffer(0),
m_resolvedColorTexture(0),
m_resolvedDepthTexture(0),
m_xfbFramebuffer(0)
{}
void Init(int targetWidth, int targetHeight, int msaaSamples, int msaaCoverageSamples);
void Shutdown();
void CopyToXFB(u32 xfbAddr, u32 fbWidth, u32 fbHeight, const EFBRectangle& sourceRc);
const XFBSource** GetXFBSource(u32 xfbAddr, u32 fbWidth, u32 fbHeight, u32 &xfbCount);
FramebufferManager(int targetWidth, int targetHeight, int msaaSamples, int msaaCoverageSamples);
~FramebufferManager();
// To get the EFB in texture form, these functions may have to transfer
// the EFB to a resolved texture first.
GLuint GetEFBColorTexture(const EFBRectangle& sourceRc) const;
GLuint GetEFBDepthTexture(const EFBRectangle& sourceRc) const;
static GLuint GetEFBColorTexture(const EFBRectangle& sourceRc);
static GLuint GetEFBDepthTexture(const EFBRectangle& sourceRc);
GLuint GetEFBFramebuffer() const { return m_efbFramebuffer; }
static GLuint GetEFBFramebuffer() { return m_efbFramebuffer; }
static GLuint GetXFBFramebuffer() { return m_xfbFramebuffer; }
// Resolved framebuffer is only used in MSAA mode.
GLuint GetResolvedFramebuffer() const { return m_resolvedFramebuffer; }
static GLuint GetResolvedFramebuffer() { return m_resolvedFramebuffer; }
void SetFramebuffer(GLuint fb);
static void SetFramebuffer(GLuint fb);
// If in MSAA mode, this will perform a resolve of the specified rectangle, and return the resolve target as a texture ID.
// Thus, this call may be expensive. Don't repeat it unnecessarily.
// If not in MSAA mode, will just return the render target texture ID.
// After calling this, before you render anything else, you MUST bind the framebuffer you want to draw to.
GLuint ResolveAndGetRenderTarget(const EFBRectangle &rect);
static GLuint ResolveAndGetRenderTarget(const EFBRectangle &rect);
// Same as above but for the depth Target.
// After calling this, before you render anything else, you MUST bind the framebuffer you want to draw to.
GLuint ResolveAndGetDepthTarget(const EFBRectangle &rect);
static GLuint ResolveAndGetDepthTarget(const EFBRectangle &rect);
private:
XFBSourceBase* CreateXFBSource(unsigned int target_width, unsigned int target_height);
void GetTargetSize(unsigned int *width, unsigned int *height, const EFBRectangle& sourceRc);
struct VirtualXFB
{
// Address and size in GameCube RAM
u32 xfbAddr;
u32 xfbWidth;
u32 xfbHeight;
void CopyToRealXFB(u32 xfbAddr, u32 fbWidth, u32 fbHeight, const EFBRectangle& sourceRc);
XFBSource xfbSource;
};
static int m_targetWidth;
static int m_targetHeight;
static int m_msaaSamples;
static int m_msaaCoverageSamples;
typedef std::list<VirtualXFB> VirtualXFBListType;
VirtualXFBListType::iterator findVirtualXFB(u32 xfbAddr, u32 width, u32 height);
void replaceVirtualXFB();
void copyToRealXFB(u32 xfbAddr, u32 fbWidth, u32 fbHeight, const EFBRectangle& sourceRc);
void copyToVirtualXFB(u32 xfbAddr, u32 fbWidth, u32 fbHeight, const EFBRectangle& sourceRc);
const XFBSource** getRealXFBSource(u32 xfbAddr, u32 fbWidth, u32 fbHeight, u32 &xfbCount);
const XFBSource** getVirtualXFBSource(u32 xfbAddr, u32 fbWidth, u32 fbHeight, u32 &xfbCount);
int m_targetWidth;
int m_targetHeight;
int m_msaaSamples;
int m_msaaCoverageSamples;
GLuint m_efbFramebuffer;
GLuint m_efbColor; // Renderbuffer in MSAA mode; Texture otherwise
GLuint m_efbDepth; // Renderbuffer in MSAA mode; Texture otherwise
static GLuint m_efbFramebuffer;
static GLuint m_efbColor; // Renderbuffer in MSAA mode; Texture otherwise
static GLuint m_efbDepth; // Renderbuffer in MSAA mode; Texture otherwise
// Only used in MSAA mode.
GLuint m_resolvedFramebuffer;
GLuint m_resolvedColorTexture;
GLuint m_resolvedDepthTexture;
static GLuint m_resolvedFramebuffer;
static GLuint m_resolvedColorTexture;
static GLuint m_resolvedDepthTexture;
GLuint m_xfbFramebuffer; // Only used in MSAA mode
XFBSource m_realXFBSource; // Only used in Real XFB mode
VirtualXFBListType m_virtualXFBList; // Only used in Virtual XFB mode
const XFBSource* m_overlappingXFBArray[MAX_VIRTUAL_XFB];
static GLuint m_xfbFramebuffer; // Only used in MSAA mode
};
extern FramebufferManager g_framebufferManager;
#endif