renderermanager.h

/*    Copyright (C) 2000,2001,2002  Sony Computer Entertainment America
 
          This file is subject to the terms and conditions of the GNU Lesser
      General Public License Version 2.1. See the file "COPYING" in the
      main directory of this archive for more details.                             */
 
#ifndef ps2gl_renderermanager_h
#define ps2gl_renderermanager_h
 
// PLIN
// #include "eestruct.h"
 
#include "ps2s/vif.h"
 
#include "GL/gl.h"
#include "GL/ps2gl.h"
 
#include "ps2gl/base_renderer.h"
#include "ps2gl/renderer.h"
 
/********************************************
 * CRendererManager
 */
 
class CGLContext;
class CImmGeomManager;
class CVifSCDmaPacket;
class CGeometryBlock;
class CRenderer;
 
typedef enum { kDirectional,
    kPoint,
    kSpot } tLightType;
 
typedef struct {
    tU64 capabilities;
    tU64 requirements;
    CRenderer* renderer;
} tRenderer;
 
class CRendererManager {
    CGLContext& GLContext;
 
    CRendererProps RendererRequirements;
    bool RendererReqsHaveChanged;
    tU64 CurUserPrimReqs, CurUserPrimReqMask;
 
    static const int kMaxDefaultRenderers = 64;
    static const int kMaxUserRenderers    = PGL_MAX_CUSTOM_RENDERERS;
    tRenderer DefaultRenderers[kMaxDefaultRenderers];
    tRenderer UserRenderers[kMaxUserRenderers];
    int NumDefaultRenderers, NumUserRenderers;
    const tRenderer *CurrentRenderer, *NewRenderer;
 
    void RegisterDefaultRenderer(CRenderer* renderer);
 
public:
    CRendererManager(CGLContext& context);
 
    void RegisterUserRenderer(CRenderer* renderer);
 
    bool UpdateNewRenderer();
    void MakeNewRendererCurrent();
    void LoadRenderer(CVifSCDmaPacket& packet);
 
    CRenderer& GetCurRenderer() { return *(CurrentRenderer->renderer); }
    CRendererProps GetRendererReqs() const { return RendererRequirements; }
 
    bool IsCurRendererCustom() const { return ((tU32)CurrentRenderer >= (tU32)UserRenderers); }
 
    // state updates
 
    void EnableCustom(tU64 flag);
    void DisableCustom(tU64 flag);
 
    void NumLightsChanged(tLightType type, int num);
    void PrimChanged(unsigned int prim);
    void TexEnabledChanged(bool enabled);
    void LightingEnabledChanged(bool enabled);
    void SpecularEnabledChanged(bool enabled);
    void PerVtxMaterialChanged(RendererProps::tPerVtxMaterial matType);
    void ClippingEnabledChanged(bool enabled);
    void CullFaceEnabledChanged(bool enabled);
    void ArrayAccessChanged(RendererProps::tArrayAccess accessType);
};
 
#endif // ps2gl_renderermanager_h