windows-nt/Source/XPSP1/NT/multimedia/opengl/toolkits/libmtk/mtk.h
2020-09-26 16:20:57 +08:00

303 lines
7.3 KiB
C

/******************************Module*Header*******************************\
* Module Name: mtk.h
*
* Defines and externals for m toolkit
*
* Copyright (c) 1997 Microsoft Corporation
*
\**************************************************************************/
#ifndef __mtk_h__
#define __mtk_h__
#include <windows.h>
#include <assert.h>
#include "tk.h"
#ifdef __cplusplus
extern "C" {
#endif
#include "mtkdebug.h"
#include "trackbal.h"
#define FAILURE 0
#define SUCCESS 1
// Maximum texture bitmap dimensions.
#define TEX_WIDTH_MAX 1280
#define TEX_HEIGHT_MAX 1024
#define PI 3.14159265358979323846f
// double version of PI
#define PI_D 3.14159265358979323846264338327950288419716939937510
#define ONE_OVER_PI (1.0f / PI)
#define ROOT_TWO 1.414213562373f
#define GEN_STRING_SIZE 64
// texture quality level
enum {
TEXQUAL_DEFAULT = 0,
TEXQUAL_HIGH
};
typedef struct _point2d {
GLfloat x;
GLfloat y;
} POINT2D;
typedef struct _ipoint2d {
int x;
int y;
} IPOINT2D;
typedef struct _point3d {
GLfloat x;
GLfloat y;
GLfloat z;
} POINT3D;
typedef struct _dpoint3d {
GLdouble x;
GLdouble y;
GLdouble z;
} DPOINT3D;
typedef struct _ipoint3d {
int x;
int y;
int z;
} IPOINT3D;
typedef struct _texpoint2d {
GLfloat s;
GLfloat t;
} TEX_POINT2D;
typedef struct _isize {
int width;
int height;
} ISIZE;
typedef struct _fsize {
GLfloat width;
GLfloat height;
} FSIZE;
typedef struct _glrect {
float x, y;
float width, height;
} GLRECT;
typedef struct _glirect {
int x, y;
int width, height;
} GLIRECT;
#ifndef GL_EXT_paletted_texture
#define GL_COLOR_INDEX1_EXT 0x80E2
#define GL_COLOR_INDEX2_EXT 0x80E3
#define GL_COLOR_INDEX4_EXT 0x80E4
#define GL_COLOR_INDEX8_EXT 0x80E5
#define GL_COLOR_INDEX12_EXT 0x80E6
#define GL_COLOR_INDEX16_EXT 0x80E7
typedef void (APIENTRY * PFNGLCOLORTABLEEXTPROC)
(GLenum target, GLenum internalFormat, GLsizei width, GLenum format,
GLenum type, const GLvoid *data);
typedef void (APIENTRY * PFNGLCOLORSUBTABLEEXTPROC)
(GLenum target, GLsizei start, GLsizei count, GLenum format,
GLenum type, GLvoid *data);
#endif
// texture resource
#define RT_RGB 99
#define RT_MYBMP 100
#define RT_A8 101
// texture resource types
enum {
TEX_UNKNOWN = 0,
TEX_RGB,
TEX_BMP,
TEX_A8
};
typedef struct {
int type;
int name;
} TEX_RES;
typedef struct _MATRIX {
GLfloat M[4][4];
} MATRIX;
typedef struct strRGBA {
GLfloat r;
GLfloat g;
GLfloat b;
GLfloat a;
} RGBA;
typedef struct {
BYTE r;
BYTE g;
BYTE b;
} RGB8;
typedef struct {
BYTE r;
BYTE g;
BYTE b;
BYTE a;
} RGBA8;
// Defines for pixel format (internal use)
#define SS_DOUBLEBUF_BIT (1 << 0)
#define SS_DEPTH16_BIT (1 << 1)
#define SS_DEPTH32_BIT (1 << 2)
#define SS_ALPHA_BIT (1 << 3)
#define SS_BITMAP_BIT (1 << 4)
#define SS_NO_SYSTEM_PALETTE_BIT (1 << 5)
#define SS_GENERIC_UNACCELERATED_BIT (1 << 6)
#define SS_HAS_DOUBLEBUF(x) ((x) & SS_DOUBLEBUF_BIT)
#define SS_HAS_DEPTH16(x) ((x) & SS_DEPTH16_BIT)
#define SS_HAS_DEPTH32(x) ((x) & SS_DEPTH32_BIT)
#define SS_HAS_ALPHA(x) ((x) & SS_ALPHA_BIT)
#define SS_HAS_BITMAP(x) ((x) & SS_BITMAP_BIT)
typedef struct _MATERIAL {
RGBA ka;
RGBA kd;
RGBA ks;
GLfloat specExp;
} MATERIAL;
// texture file info
//mf: !!!, uhhh not yet
#if 1
typedef struct {
int nOffset; // filename offset into pathname
TCHAR szPathName[MAX_PATH]; // texture pathname
} TEXFILE;
#else
typedef struct {
int nOffset; // filename offset into pathname
LPTSTR szPathName;
} TEXFILE;
#endif
// Useful macros
#define SS_MAX( a, b ) \
( a > b ? a : b )
#define SS_MIN( a, b ) \
( a < b ? a : b )
// macro to round up floating values
#define SS_ROUND_UP( fval ) \
( (((fval) - (FLOAT)(int)(fval)) > 0.0f) ? (int) ((fval)+1.0f) : (int) (fval) )
// macros to clamp a value within a range
#define SS_CLAMP_TO_RANGE( a, lo, hi ) ( (a < lo) ? lo : ((a > hi) ? hi : a) )
#define SS_CLAMP_TO_RANGE2( a, lo, hi ) \
( a = (a < lo) ? lo : ((a > hi) ? hi : a) )
// degree<->radian macros
#define ONE_OVER_180 (1.0f / 180.0f)
#define SS_DEG_TO_RAD( a ) ( (a*PI) * ONE_OVER_180 )
#define SS_RAD_TO_DEG( a ) ( (a*180.0f) * ONE_OVER_PI )
// window related
extern void mtkQuit(); // Harsh way to kill the app
//extern int mtk_Exec(); // like tkExec()
// pixel forat
extern BOOL SSU_SetupPixelFormat( HDC hdc, int flags, PIXELFORMATDESCRIPTOR *ppfd );
extern BOOL SSU_bNeedPalette( PIXELFORMATDESCRIPTOR *ppfd );
extern int SSU_PixelFormatDescriptorFromDc( HDC Dc, PIXELFORMATDESCRIPTOR *Pfd );
// material processing
extern void ss_InitTeaMaterials();
extern void ss_InitTexMaterials();
extern void ss_InitMaterials();
extern void ss_SetMaterial( MATERIAL *pMat );
extern void ss_SetMaterialIndex( int index );
extern MATERIAL *ss_RandomTeaMaterial( BOOL bSet );
extern int ss_RandomTeaMaterialIndex( BOOL bSet );
extern MATERIAL *ss_RandomTexMaterial( BOOL bSet );
extern int ss_RandomTexMaterialIndex( BOOL bSet );
extern void ss_CreateMaterialGradient( MATERIAL *matInc, MATERIAL *startMat,
MATERIAL *endMat, int transCount );
extern void ss_TransitionMaterial( MATERIAL *transMat, MATERIAL *transMatInc );
// color
extern void ss_HsvToRgb(float h, float s, float v, RGBA *color );
// clear
extern int mtk_RectWipeClear( int width, int height, int repCount );
extern int mtk_DigitalDissolveClear( int width, int height, int size );
// utility
extern void ss_RandInit( void );
extern int ss_iRand( int max );
extern int ss_iRand2( int min, int max );
extern FLOAT ss_fRand( FLOAT min, FLOAT max );
extern BOOL mtk_ChangeDisplaySettings( int width, int height, int bitDepth );
extern void mtk_RestoreDisplaySettings();
extern void ss_QueryDisplaySettings( void );
extern void mtk_QueryGLVersion( void );
extern BOOL mtk_fOnWin95( void );
extern BOOL mtk_fOnNT35( void );
extern BOOL mtk_fOnGL11( void );
extern BOOL mtk_bAddSwapHintRect();
extern HBITMAP
SSDIB_CreateCompatibleDIB(HDC hdc, HPALETTE hpal, ULONG ulWidth, ULONG ulHeight,
PVOID *ppvBits);
extern BOOL APIENTRY SSDIB_UpdateColorTable(HDC hdcMem, HDC hdc, HPALETTE hpal);
// texture file processing
extern BOOL mtk_VerifyTextureFilePath( TEXFILE *ptf );
extern BOOL mtk_VerifyTextureFileData( TEXFILE *ptf );
extern void mtk_InitAutoTexture( TEX_POINT2D *pTexRep );
// texture objects
extern BOOL mtk_TextureObjectsEnabled( void );
// Paletted texture support
extern BOOL mtk_PalettedTextureEnabled(void);
extern BOOL mtk_QueryPalettedTextureEXT(void);
// math functions
extern POINT3D ss_ptZero;
extern void ss_xformPoint(POINT3D *ptOut, POINT3D *ptIn, MATRIX *);
extern void ss_xformNorm(POINT3D *ptOut, POINT3D *ptIn, MATRIX *);
extern void ss_matrixIdent(MATRIX *);
extern void ss_matrixRotate(MATRIX *m, double xTheta, double yTheta, double zTheta);
extern void ss_matrixTranslate(MATRIX *, double xTrans, double yTrans, double zTrans);
extern void ss_matrixMult( MATRIX *m1, MATRIX *m2, MATRIX *m3 );
extern void ss_calcNorm(POINT3D *norm, POINT3D *p1, POINT3D *p2, POINT3D *p3);
extern void mtk_NormalizePoints(POINT3D *, ULONG);
#ifdef __cplusplus
}
#endif
#endif // __mtk_h__