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/*
* PARSEC HEADER: vid_glob.h
*/
#ifndef _VID_GLOB_H_
#define _VID_GLOB_H_
// ----------------------------------------------------------------------------
// VIDEO SUBSYSTEM (VID) related global declarations and definitions -
// ----------------------------------------------------------------------------
// C++ STL vector for the resolution list
#include <vector>
//NOTE:
// the definition of hiresmodeinfo_s would belong into VID_DEFS.H
// but is defined here in order to make the array extdef possible.
struct resinfo_s {
word width, height;
resinfo_s();
resinfo_s(word w, word h);
// set to a new resolution
void set(word w, word h);
// has been set to a real resolution
bool isValid() const;
// sorting and comparing
bool operator < (const resinfo_s & res) const;
bool operator == (const resinfo_s & res) const;
bool operator != (const resinfo_s & res) const;
};
int GetResolutionIndex(word xres, word yres);
extern int MaxScreenBPP;
extern resinfo_s GameScreenRes;
extern int GameScreenBPP;
extern int GameScreenWindowed;
extern int CurDataColorBits;
extern int CurDataDetail;
extern resinfo_s Op_Resolution;
extern int Op_ColorDepth;
extern int Op_WindowedMode;
extern resinfo_s InitOp_Resolution;
extern int InitOp_ColorDepth;
extern int InitOp_WindowedMode;
extern int InitOp_FlipSynched;
extern float GammaCorrection;
extern int TextModeActive;
extern int FlipSynched;
extern int Screen_Width;
extern int Screen_Height;
extern int Screen_XOfs;
extern int Screen_YOfs;
extern int Screen_BytesPerPixel;
extern int D_Value;
extern int Star_Siz;
extern int RObj_Siz;
extern geomv_t Near_View_Plane;
extern geomv_t Far_View_Plane;
extern geomv_t Criterion_X;
extern geomv_t Criterion_Y;
extern Plane3 View_Volume[ 6 ];
extern CullPlane3 Cull_Volume[ 6 ];
extern Plane3 World_ViewVolume[ 6 ];
extern CullPlane3 World_CullVolume[ 6 ];
extern Plane3 Object_ViewVolume[ 6 ];
extern CullPlane3 Object_CullVolume[ 6 ];
extern std::vector<resinfo_s> Resolutions;
extern int VidInfo_NumTextureUnits;
extern int VidInfo_MaxTextureSize;
extern int VidInfo_MaxTextureLod;
extern int VidInfo_UseIterForDemoTexts;
extern int* VidInfo_SupportedTexFormats;
// determine if video mode is available using mode info table
#define VID_MODE_AVAILABLE(x) ( x >= 0 && x < Resolutions.size() )
// determine current color depth
#define VID_CUR_COLBITS ( GameScreenBPP )
// determine whether translucency supported in current video mode
#define VID_TRANSLUCENCY_SUPPORTED TRUE
#endif // _VID_GLOB_H_
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