Rice Video Plugin for GLES1.1

[mupen64plus-pandora.git] / source / rice_gles / src / RenderTexture.h

diff --git a/source/rice_gles/src/RenderTexture.h b/source/rice_gles/src/RenderTexture.h
new file mode 100644 (file)
index 0000000..34fa75e
--- /dev/null
+++ b/source/rice_gles/src/RenderTexture.h
@@ -0,0 +1,125 @@
+/*
+Copyright (C) 2002 Rice1964
+
+This program 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.
+
+This program 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 this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
+
+#ifndef _TEXTURE_BUFFER_H_
+#define _TEXTURE_BUFFER_H_
+
+#include "typedefs.h"
+#include "TextureManager.h"
+
+class CRenderTexture;
+typedef struct {
+    CRenderTexture *pRenderTexture;
+    SetImgInfo  CI_Info;
+
+    uint32      bufferWidth;
+    uint32      bufferHeight;
+    uint32      N64Width;
+    uint32      N64Height;
+    float       scaleX;
+    float       scaleY;
+
+    int         maxUsedHeight;
+    uint32      updateAtFrame;
+    uint32      updateAtUcodeCount;
+
+    bool        isUsed;
+    uint32      knownHeight;
+
+    uint32      crcInRDRAM;
+    uint32      crcCheckedAtFrame;
+
+    TxtrCacheEntry txtEntry;
+} RenderTextureInfo;
+
+
+class CRenderTexture
+{
+public:
+    friend class CGraphicsContext;
+    friend class CDXGraphicsContext;
+    friend class FrameBufferManager;
+    friend class DXFrameBufferManager;
+    friend class OGLFrameBufferManager;
+    CRenderTexture(int width, int height, RenderTextureInfo* pInfo, TextureUsage usage)
+    {
+        m_beingRendered = false;
+        m_width = m_height = 0;
+        m_pTexture = NULL;
+        m_pInfo = pInfo;
+        m_usage = usage;
+    }
+    virtual ~CRenderTexture() {}
+
+    virtual bool SetAsRenderTarget(bool enable)=0;
+    virtual void LoadTexture(TxtrCacheEntry* pEntry)=0;
+
+    virtual void StoreToRDRAM(int infoIdx) {};
+
+    void GetDimension(int &width, int &height)
+    {
+        width = m_width;
+        height = m_height;
+    }
+
+    bool IsBeingRendered()
+    {
+        return m_beingRendered;
+    }
+
+    TextureUsage GetUsage() {return m_usage;}
+
+
+protected:
+    int     m_width;
+    int     m_height;
+    bool    m_beingRendered;
+    TextureUsage m_usage;
+
+    CTexture* m_pTexture;
+    RenderTextureInfo* m_pInfo;
+};
+
+
+class COGLRenderTexture : public CRenderTexture
+{
+    // Haven't implemented yet
+public:
+    COGLRenderTexture(int width, int height, RenderTextureInfo* pInfo, TextureUsage usage);
+    ~COGLRenderTexture();
+
+    bool SetAsRenderTarget(bool enable);
+    void LoadTexture(TxtrCacheEntry* pEntry);
+    void StoreToRDRAM(int infoIdx);
+
+protected:
+    bool InitPBuffer(void);
+    void ShutdownPBuffer(void);
+
+    int     m_widthCreated;
+    int     m_heightCreated;
+
+
+    COGLTexture *m_pOGLTexture;
+};
+
+#endif
+
+
+