$#include "Renderer.h"

static const int SHADOW_MIN_PIXELS;
static const int INSTANCING_BUFFER_DEFAULT_SIZE;

enum LightVSVariation
{
    LVS_DIR = 0,
    LVS_SPOT,
    LVS_POINT,
    LVS_SPEC,
    LVS_SPOTSPEC,
    LVS_POINTSPEC,
    LVS_SHADOW,
    LVS_SPOTSHADOW,
    LVS_POINTSHADOW,
    LVS_DIRSPECSHADOW,
    LVS_SPOTSPECSHADOW,
    LVS_POINTSPECSHADOW,
    MAX_LIGHT_VS_VARIATIONS
};

enum VertexLightVSVariation
{
    VLVS_NOLIGHTS = 0,
    VLVS_1LIGHT,
    VLVS_2LIGHTS,
    VLVS_3LIGHTS,
    VLVS_4LIGHTS,
    MAX_VERTEXLIGHT_VS_VARIATIONS
};

enum LightPSVariation
{
    LPS_NONE = 0,
    LPS_SPOT,
    LPS_POINT,
    LPS_POINTMASK,
    LPS_SPEC,
    LPS_SPOTSPEC,
    LPS_POINTSPEC,
    LPS_POINTMASKSPEC,
    LPS_SHADOW,
    LPS_SPOTSHADOW,
    LPS_POINTSHADOW,
    LPS_POINTMASKSHADOW,
    LPS_SHADOWSPEC,
    LPS_SPOTSHADOWSPEC,
    LPS_POINTSHADOWSPEC,
    LPS_POINTMASKSHADOWSPEC,
    MAX_LIGHT_PS_VARIATIONS
};

enum DeferredLightVSVariation
{
    DLVS_NONE = 0,
    DLVS_DIR,
    DLVS_ORTHO,
    DLVS_ORTHODIR,
    MAX_DEFERRED_LIGHT_VS_VARIATIONS
};

enum DeferredLightPSVariation
{
    DLPS_NONE = 0,
    DLPS_SPOT,
    DLPS_POINT,
    DLPS_POINTMASK,
    DLPS_SPEC,
    DLPS_SPOTSPEC,
    DLPS_POINTSPEC,
    DLPS_POINTMASKSPEC,
    DLPS_SHADOW,
    DLPS_SPOTSHADOW,
    DLPS_POINTSHADOW,
    DLPS_POINTMASKSHADOW,
    DLPS_SHADOWSPEC,
    DLPS_SPOTSHADOWSPEC,
    DLPS_POINTSHADOWSPEC,
    DLPS_POINTMASKSHADOWSPEC,
    DLPS_ORTHO,
    DLPS_ORTHOSPOT,
    DLPS_ORTHOPOINT,
    DLPS_ORTHOPOINTMASK,
    DLPS_ORTHOSPEC,
    DLPS_ORTHOSPOTSPEC,
    DLPS_ORTHOPOINTSPEC,
    DLPS_ORTHOPOINTMASKSPEC,
    DLPS_ORTHOSHADOW,
    DLPS_ORTHOSPOTSHADOW,
    DLPS_ORTHOPOINTSHADOW,
    DLPS_ORTHOPOINTMASKSHADOW,
    DLPS_ORTHOSHADOWSPEC,
    DLPS_ORTHOSPOTSHADOWSPEC,
    DLPS_ORTHOPOINTSHADOWSPEC,
    DLPS_ORTHOPOINTMASKSHADOWSPEC,
    MAX_DEFERRED_LIGHT_PS_VARIATIONS
};

class Renderer
{
    void SetNumViewports(unsigned num);
    void SetViewport(unsigned index, Viewport* viewport);
    void SetDefaultRenderPath(RenderPath* renderPath);
    void SetDefaultRenderPath(XMLFile* file);
    void SetSpecularLighting(bool enable);
    void SetTextureAnisotropy(int level);
    void SetTextureFilterMode(TextureFilterMode mode);
    void SetTextureQuality(int quality);
    void SetMaterialQuality(int quality);
    void SetDrawShadows(bool enable);
    void SetShadowMapSize(int size);
    void SetShadowQuality(int quality);
    void SetReuseShadowMaps(bool enable);
    void SetMaxShadowMaps(int shadowMaps);
    void SetMaxShadowCascades(int cascades);
    void SetDynamicInstancing(bool enable);
    void SetMinInstances(int instances);
    void SetMaxInstanceTriangles(int triangles);
    void SetMaxSortedInstances(int instances);
    void SetMaxOccluderTriangles(int triangles);
    void SetOcclusionBufferSize(int size);
    void SetOccluderSizeThreshold(float screenSize);
    void ReloadShaders();
    
    unsigned GetNumViewports() const;
    Viewport* GetViewport(unsigned index) const;
    RenderPath* GetDefaultRenderPath() const;
    bool GetSpecularLighting() const;
    bool GetDrawShadows() const;
    int GetTextureAnisotropy() const;
    TextureFilterMode GetTextureFilterMode() const;
    int GetTextureQuality() const;
    int GetMaterialQuality() const;
    int GetShadowMapSize() const;
    int GetShadowQuality() const;
    bool GetReuseShadowMaps() const;
    int GetMaxShadowMaps() const;
    int GetMaxShadowCascades() const;
    bool GetDynamicInstancing() const;
    int GetMinInstances() const;
    int GetMaxInstanceTriangles() const;
    int GetMaxSortedInstances() const;
    int GetMaxOccluderTriangles() const;
    int GetOcclusionBufferSize() const;
    float GetOccluderSizeThreshold() const;
    unsigned GetNumViews() const;
    unsigned GetNumPrimitives() const;
    unsigned GetNumBatches() const;
    unsigned GetNumGeometries(bool allViews = false) const;
    unsigned GetNumLights(bool allViews = false) const;
    unsigned GetNumShadowMaps(bool allViews = false) const;
    unsigned GetNumOccluders(bool allViews = false) const;
    Zone* GetDefaultZone() const;
    Light* GetQuadDirLight() const;
    Material* GetDefaultMaterial() const;
    Texture2D* GetDefaultLightRamp() const;
    Texture2D* GetDefaultLightSpot() const;
    TextureCube* GetFaceSelectCubeMap() const;
    TextureCube* GetIndirectionCubeMap() const;
    VertexBuffer* GetInstancingBuffer() const;
    ShaderVariation* GetVertexShader(const String name, bool checkExists = false) const;
    ShaderVariation* GetPixelShader(const String name, bool checkExists = false) const;
    ShaderVariation* GetStencilVS() const;
    ShaderVariation* GetStencilPS() const;
    const FrameInfo& GetFrameInfo();
    
    void DrawDebugGeometry(bool depthTest);
    
    tolua_property__get_set unsigned numViewports;
    tolua_property__get_set RenderPath* defaultRenderPath;
    tolua_property__get_set bool specularLighting;
    tolua_property__get_set bool drawShadows;
    tolua_property__get_set int textureAnisotropy;
    tolua_property__get_set TextureFilterMode textureFilterMode;
    tolua_property__get_set int textureQuality;
    tolua_property__get_set int materialQuality;
    tolua_property__get_set int shadowMapSize;
    tolua_property__get_set int shadowQuality;
    tolua_property__get_set bool reuseShadowMaps;
    tolua_property__get_set int maxShadowMaps;
    tolua_property__get_set int maxShadowCascades;
    tolua_property__get_set bool dynamicInstancing;
    tolua_property__get_set int minInstances;
    tolua_property__get_set int maxInstanceTriangles;
    tolua_property__get_set int maxSortedInstances;
    tolua_property__get_set int maxOccluderTriangles;
    tolua_property__get_set int occlusionBufferSize;
    tolua_property__get_set float occluderSizeThreshold;
    tolua_readonly tolua_property__get_set unsigned numViews;
    tolua_readonly tolua_property__get_set unsigned numPrimitives;
    tolua_readonly tolua_property__get_set unsigned numBatches;
    tolua_readonly tolua_property__get_set Zone* defaultZone;
    tolua_readonly tolua_property__get_set Light* quadDirLight;
    tolua_readonly tolua_property__get_set Material* defaultMaterial;
    tolua_readonly tolua_property__get_set Texture2D* defaultLightRamp;
    tolua_readonly tolua_property__get_set Texture2D* defaultLightSpot;
    tolua_readonly tolua_property__get_set TextureCube* faceSelectCubeMap;
    tolua_readonly tolua_property__get_set TextureCube* indirectionCubeMap;
    tolua_readonly tolua_property__get_set VertexBuffer* instancingBuffer;
    tolua_readonly tolua_property__get_set ShaderVariation* stencilVS;
    tolua_readonly tolua_property__get_set ShaderVariation* stencilPS;
};