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https://github.com/blawar/GLideN64.git
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87 lines
2.0 KiB
C++
87 lines
2.0 KiB
C++
#ifndef DEPTHBUFFER_H
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#define DEPTHBUFFER_H
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#include "Types.h"
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#include "Textures.h"
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struct DepthBuffer
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{
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DepthBuffer();
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DepthBuffer(DepthBuffer && _other);
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~DepthBuffer();
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void initDepthImageTexture(FrameBuffer * _pBuffer);
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void initDepthBufferTexture(FrameBuffer * _pBuffer);
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CachedTexture * resolveDepthBufferTexture(FrameBuffer * _pBuffer);
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void setDepthAttachment(GLenum _target);
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void activateDepthBufferTexture(FrameBuffer * _pBuffer);
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void bindDepthImageTexture();
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u32 m_address, m_width;
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u32 m_uly, m_lry; // Top and bottom bounds of fillrect command.
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GLuint m_FBO;
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CachedTexture *m_pDepthImageTexture;
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CachedTexture *m_pDepthBufferTexture;
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bool m_cleared;
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// multisampling
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CachedTexture *m_pResolveDepthBufferTexture;
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bool m_resolved;
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private:
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void _initDepthBufferTexture(FrameBuffer * _pBuffer, CachedTexture *_pTexture, bool _multisample);
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};
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class DepthBufferList
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{
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public:
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void init();
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void destroy();
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void saveBuffer(u32 _address);
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void removeBuffer(u32 _address);
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void clearBuffer(u32 _uly, u32 _lry);
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void setNotCleared();
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DepthBuffer *findBuffer(u32 _address);
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DepthBuffer * getCurrent() const {return m_pCurrent;}
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static DepthBufferList & get();
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const u16 * const getZLUT() const {return m_pzLUT;}
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private:
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DepthBufferList();
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DepthBufferList(const FrameBufferList &);
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~DepthBufferList();
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typedef std::list<DepthBuffer> DepthBuffers;
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DepthBuffers m_list;
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DepthBuffer *m_pCurrent;
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u16 * m_pzLUT;
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};
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inline
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DepthBufferList & depthBufferList()
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{
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return DepthBufferList::get();
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}
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extern const GLuint ZlutImageUnit;
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extern const GLuint TlutImageUnit;
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extern const GLuint depthImageUnit;
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void DepthBuffer_Init();
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void DepthBuffer_Destroy();
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#ifdef GLES2
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#define DEPTH_COMPONENT_FORMAT GL_DEPTH_COMPONENT
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#define DEPTH_COMPONENT_TYPE GL_UNSIGNED_INT
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#elif defined (GLES3) || defined (GLES3_1)
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#define DEPTH_COMPONENT_FORMAT GL_DEPTH_COMPONENT32F
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#define DEPTH_COMPONENT_TYPE GL_FLOAT
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#else
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#define DEPTH_COMPONENT_FORMAT GL_DEPTH_COMPONENT
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#define DEPTH_COMPONENT_TYPE GL_FLOAT
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#endif
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#endif
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