#ifndef PRIVATE_H #define PRIVATE_H #include "../include/gl.h" #include "../containers/aligned_vector.h" #include "../containers/named_array.h" #include "./clip.h" #define TRACE_ENABLED 0 #define TRACE() if(TRACE_ENABLED) {fprintf(stderr, "%s\n", __func__);} #define MAX_TEXTURE_SIZE 1024 #define CLIP_VERTEX_INT_PADDING 6 typedef struct { pvr_poly_hdr_t hdr; unsigned int padding[CLIP_VERTEX_INT_PADDING]; } PVRHeader; typedef struct { unsigned int flags; /* Constant PVR_CMD_USERCLIP */ unsigned int d1, d2, d3; /* Ignored for this type */ unsigned int sx, /* Start x */ sy, /* Start y */ ex, /* End x */ ey; /* End y */ /* Padding to match clip vertex */ unsigned int padding[CLIP_VERTEX_INT_PADDING]; } PVRTileClipCommand; /* Tile Clip command for the pvr */ typedef struct { unsigned int list_type; AlignedVector vector; } PolyList; typedef struct { GLushort width; GLushort height; GLuint color; /* This is the PVR texture format */ GLubyte env; GLushort mipmap; /* Bitmask of supplied mipmap levels */ GLubyte mipmapCount; /* The number of mipmap levels */ GLubyte uv_clamp; GLuint index; GLvoid *data; GLuint dataStride; GLenum minFilter; GLenum magFilter; GLboolean isCompressed; } TextureObject; typedef struct { GLfloat emissive[4]; GLfloat ambient[4]; GLfloat diffuse[4]; GLfloat specular[4]; GLfloat exponent; } Material; typedef struct { GLfloat position[4]; GLfloat spot_direction[3]; GLfloat spot_cutoff; GLfloat constant_attenuation; GLfloat linear_attenuation; GLfloat quadratic_attenuation; GLfloat spot_exponent; GLfloat diffuse[4]; GLfloat specular[4]; GLfloat ambient[4]; GLboolean is_directional; } LightSource; PolyList *activePolyList(); PolyList *transparentPolyList(); void initAttributePointers(); void initContext(); void initLights(); void initImmediateMode(); void initMatrices(); void initFramebuffers(); void _matrixLoadNormal(); void _matrixLoadModelView(); void _matrixLoadTexture(); void _applyRenderMatrix(); void wipeTextureOnFramebuffers(GLuint texture); GLubyte checkImmediateModeInactive(const char* func); pvr_poly_cxt_t* getPVRContext(); GLubyte _glKosInitTextures(); void _glUpdatePVRTextureContext(pvr_poly_cxt_t* context, GLshort textureUnit); TextureObject* getTexture0(); TextureObject* getTexture1(); TextureObject* getBoundTexture(); GLubyte _glGetActiveTexture(); GLboolean isBlendingEnabled(); GLboolean _glIsMipmapComplete(const TextureObject* obj); GLubyte* _glGetMipmapLocation(TextureObject* obj, GLuint level); GLuint _glGetMipmapLevelCount(TextureObject* obj); GLboolean isLightingEnabled(); GLboolean isLightEnabled(GLubyte light); void calculateLightingContribution(const GLint light, const GLfloat* pos, const GLfloat* normal, GLfloat* colour); unsigned char isClippingEnabled(); void enableClipping(unsigned char v); void _glKosThrowError(GLenum error, const char *function); void _glKosPrintError(); GLubyte _glKosHasError(); #define PVR_VERTEX_BUF_SIZE 2560 * 256 #define MAX_TEXTURE_UNITS 2 #define MAX_LIGHTS 8 #define CLAMP( X, MIN, MAX ) ( (X)<(MIN) ? (MIN) : ((X)>(MAX) ? (MAX) : (X)) ) #define mat_trans_fv12() { \ __asm__ __volatile__( \ "fldi1 fr15\n" \ "ftrv xmtrx, fv12\n" \ "fldi1 fr14\n" \ "fdiv fr15, fr14\n" \ "fmul fr14, fr12\n" \ "fmul fr14, fr13\n" \ : "=f" (__x), "=f" (__y), "=f" (__z) \ : "0" (__x), "1" (__y), "2" (__z) \ : "fr15" ); \ } #endif // PRIVATE_H