/* Copyright (C) 1996-1997 Id Software, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ // screen.h typedef struct playerview_s playerview_t; extern float scr_con_current; extern float scr_con_target; // lines of console to display extern int sb_lines; extern int clearnotify; // set to 0 whenever notify text is drawn extern qboolean scr_disabled_for_loading; extern cvar_t scr_fov; extern cvar_t scr_fov_viewmodel; extern cvar_t scr_viewsize; qboolean SCR_RSShot (void); //void SCR_DrawConsole (qboolean noback); //void SCR_SetUpToDrawConsole (void); //void SCR_BeginLoadingPlaque (void); //void SCR_EndLoadingPlaque (void); //void SCR_Init (void); //void SCR_UpdateScreen (void); #if defined(GLQUAKE) qboolean GLSCR_UpdateScreen (void); #endif void SCR_ImageName (const char *mapname); //this stuff is internal to the screen systems. void RSpeedShow(void); void SCR_CrosshairPosition(playerview_t *pview, float *x, float *y); void SCR_DrawLoading (qboolean opaque); void SCR_TileClear (int skipbottom); void SCR_DrawNotifyString (void); void SCR_CheckDrawCenterString (void); void SCR_DrawNet (void); void SCR_DrawTurtle (void); void SCR_DrawPause (void); qboolean SCR_HardwareCursorIsActive(void); void CLSCR_Init(void); //basically so I can register a few friendly cvars. //TEI_SHOWLMP2 stuff void SCR_ShowPics_Draw(void); void SCR_ShowPic_Create(void); void SCR_ShowPic_Hide(void); void SCR_ShowPic_Move(void); void SCR_ShowPic_Update(void); void SCR_ShowPic_ClearAll(qboolean persistflag); char *SCR_ShowPics_ClickCommand(int cx, int cy); void SCR_ShowPic_Script_f(void); void SCR_ShowPic_Remove_f(void); //a header is better than none... void Draw_TextBox (int x, int y, int width, int lines); enum fs_relative; typedef enum uploadfmt { PTI_INVALID, //these formats are specified as direct byte access (listed in byte order, aka big-endian 0xrrggbbaa order) PTI_RGBA8, //rgba byte ordering PTI_RGBX8, //rgb pad byte ordering PTI_BGRA8, //alpha channel PTI_BGRX8, //no alpha channel PTI_RGBA8_SRGB, //rgba byte ordering PTI_RGBX8_SRGB, //rgb pad byte ordering PTI_BGRA8_SRGB, //alpha channel PTI_BGRX8_SRGB, //no alpha channel PTI_RGB8, //24bit packed format. generally not supported PTI_BGR8, //24bit packed format. generally not supported PTI_L8, //8bit format. luminance gets flooded to all RGB channels. might be supported using swizzles. PTI_L8A8, //16bit format. L=luminance. might be supported using swizzles. PTI_L8_SRGB, //8bit format. luminance gets flooded to all RGB channels. might be supported using swizzles. PTI_L8A8_SRGB, //16bit format. L=luminance. note: this cannot be implemented as a swizzle as there's no way to get srgb on red without it on green. //small formats. PTI_R8, //used for paletted data PTI_RG8, //might be useful for normalmaps PTI_R8_SNORM, PTI_RG8_SNORM, //might be useful for normalmaps //floating point formats PTI_RGBA16F, PTI_RGBA32F, //packed/misaligned formats: these are specified in native endian order (high bits listed first because that's how things are represented in hex), so may need byte swapping... PTI_A2BGR10, //mostly for rendertargets, might also be useful for overbight lightmaps. PTI_E5BGR9, //mostly for fancy lightmaps PTI_RGB565, //16bit alphaless format. PTI_RGBA4444, //16bit format (gl) PTI_ARGB4444, //16bit format (d3d) PTI_RGBA5551, //16bit alpha format (gl). PTI_ARGB1555, //16bit alpha format (d3d). //(desktop/tegra) compressed formats PTI_BC1_RGB, PTI_BC1_RGB_SRGB, PTI_BC1_RGBA, PTI_BC1_RGBA_SRGB, PTI_BC2_RGBA, PTI_BC2_RGBA_SRGB, PTI_BC3_RGBA, //maybe add a bc3 normalmapswizzle type for d3d9? PTI_BC3_RGBA_SRGB, PTI_BC4_R8, PTI_BC4_R8_SNORM, PTI_BC5_RG8, //useful for normalmaps PTI_BC5_RG8_SNORM, //useful for normalmaps PTI_BC6_RGB_UFLOAT, //unsigned (half) floats! PTI_BC6_RGB_SFLOAT, //signed (half) floats! PTI_BC7_RGBA, //multimode compression, using as many bits as bc2/bc3 PTI_BC7_RGBA_SRGB, //(mobile/intel) compressed formats PTI_ETC1_RGB8, //limited form PTI_ETC2_RGB8, //extended form PTI_ETC2_RGB8A1, PTI_ETC2_RGB8A8, PTI_ETC2_RGB8_SRGB, PTI_ETC2_RGB8A1_SRGB, PTI_ETC2_RGB8A8_SRGB, PTI_EAC_R11, //no idea what this might be used for, whatever PTI_EAC_R11_SNORM, //no idea what this might be used for, whatever PTI_EAC_RG11, //useful for normalmaps (calculate blue) PTI_EAC_RG11_SNORM, //useful for normalmaps (calculate blue) //astc... zomg PTI_ASTC_4X4, PTI_ASTC_4X4_SRGB, PTI_ASTC_5X4, PTI_ASTC_5X4_SRGB, PTI_ASTC_5X5, PTI_ASTC_5X5_SRGB, PTI_ASTC_6X5, PTI_ASTC_6X5_SRGB, PTI_ASTC_6X6, PTI_ASTC_6X6_SRGB, PTI_ASTC_8X5, PTI_ASTC_8X5_SRGB, PTI_ASTC_8X6, PTI_ASTC_8X6_SRGB, PTI_ASTC_10X5, PTI_ASTC_10X5_SRGB, PTI_ASTC_10X6, PTI_ASTC_10X6_SRGB, PTI_ASTC_8X8, PTI_ASTC_8X8_SRGB, PTI_ASTC_10X8, PTI_ASTC_10X8_SRGB, PTI_ASTC_10X10, PTI_ASTC_10X10_SRGB, PTI_ASTC_12X10, PTI_ASTC_12X10_SRGB, PTI_ASTC_12X12, PTI_ASTC_12X12_SRGB, //depth formats PTI_DEPTH16, PTI_DEPTH24, PTI_DEPTH32, PTI_DEPTH24_8, //non-native formats (generally requiring weird palettes that are not supported by hardware) TF_BGR24_FLIP, /*bgr byte order, no alpha channel nor pad, and bottom up*/ TF_MIP4_R8, /*8bit 4-mip greyscale image*/ TF_MIP4_SOLID8, /*8bit 4-mip image in default palette*/ TF_MIP4_8PAL24, /*8bit 4-mip image with included palette*/ TF_MIP4_8PAL24_T255,/*8bit 4-mip image with included palette where index 255 is alpha 0*/ TF_SOLID8, /*8bit quake-palette image*/ TF_TRANS8, /*8bit quake-palette image, index 255=transparent*/ TF_TRANS8_FULLBRIGHT, /*fullbright 8 - fullbright texels have alpha 255, everything else 0*/ TF_HEIGHT8, /*image data is greyscale, convert to a normalmap and load that, uploaded alpha contains the original heights*/ TF_HEIGHT8PAL, /*source data is palette values rather than actual heights, generate a fallback heightmap*/ TF_H2_T7G1, /*8bit data, odd indexes give greyscale transparence*/ TF_H2_TRANS8_0, /*8bit data, 0 is transparent, not 255*/ TF_H2_T4A4, /*8bit data, weird packing*/ PTI_LLLX8, /*RGB data where the RGB values were all the same. we can convert to L8 to use less memory (common with shirt/pants/reflection)*/ PTI_LLLA8, /*RGBA data where the RGB values were all the same. we can convert to LA8 to use less memory (common with gloss)*/ /*this block requires an explicit (separate) palette*/ TF_8PAL24, TF_8PAL32, #ifdef FTE_TARGET_WEB //weird specialcase mess to take advantage of webgl so we don't need redundant bloat where we're already strugging with potential heap limits PTI_WHOLEFILE, #endif PTI_MAX, TF_INVALID = PTI_INVALID, TF_DEPTH16 = PTI_DEPTH16, TF_DEPTH24 = PTI_DEPTH24, TF_DEPTH32 = PTI_DEPTH32, TF_RGBA16F = PTI_RGBA16F, TF_RGBA32F = PTI_RGBA32F, TF_RGBA32 = PTI_RGBA8, /*rgba byte order*/ TF_BGRA32 = PTI_BGRA8, /*bgra byte order*/ TF_RGBX32 = PTI_RGBX8, /*rgb byte order, with extra wasted byte after blue*/ TF_BGRX32 = PTI_BGRX8, /*rgb byte order, with extra wasted byte after blue*/ TF_RGB24 = PTI_RGB8, /*rgb byte order, no alpha channel nor pad, and regular top down*/ TF_BGR24 = PTI_BGR8, /*bgr byte order, no alpha channel nor pad, and regular top down*/ TF_LUM8 = PTI_L8, TF_R8 = PTI_R8 //these are emulated formats. this 'case' value allows drivers to easily ignore them #define PTI_EMULATED TF_INVALID:case TF_BGR24_FLIP:case TF_MIP4_R8:case TF_MIP4_SOLID8:case TF_MIP4_8PAL24:case TF_MIP4_8PAL24_T255:case TF_SOLID8:case TF_TRANS8:case TF_TRANS8_FULLBRIGHT:case TF_HEIGHT8:case TF_HEIGHT8PAL:case TF_H2_T7G1:case TF_H2_TRANS8_0:case TF_H2_T4A4:case TF_8PAL24:case TF_8PAL32:case PTI_LLLX8:case PTI_LLLA8 } uploadfmt_t; qboolean SCR_ScreenShot (char *filename, enum fs_relative fsroot, void **buffer, int numbuffers, int bytestride, int width, int height, enum uploadfmt fmt, qboolean writemeta); void SCR_DrawTwoDimensional(int uimenu, qboolean nohud); enum { LS_NONE, LS_CONNECTION, LS_SERVER, LS_CLIENT, }; int SCR_GetLoadingStage(void); void SCR_SetLoadingStage(int stage); void SCR_SetLoadingFile(char *str); /*fonts*/ void Font_Init(void); void Font_Shutdown(void); int Font_RegisterTrackerImage(const char *image); //returns a unicode char value that can be used to embed the char within a line of text. qboolean Font_TrackerValid(unsigned int imid); struct font_s *Font_LoadFont(const char *fontfilename, float height); void Font_Free(struct font_s *f); void Font_BeginString(struct font_s *font, float vx, float vy, int *px, int *py); void Font_BeginScaledString(struct font_s *font, float vx, float vy, float szx, float szy, float *px, float *py); /*avoid using*/ void Font_Transform(float vx, float vy, int *px, int *py); int Font_CharHeight(void); float Font_CharVHeight(struct font_s *font); float Font_CharScaleHeight(void); int Font_CharWidth(unsigned int charflags, unsigned int codepoint); float Font_CharScaleWidth(unsigned int charflags, unsigned int codepoint); int Font_CharEndCoord(struct font_s *font, int x, unsigned int charflags, unsigned int codepoint); int Font_DrawChar(int px, int py, unsigned int charflags, unsigned int codepoint); float Font_DrawScaleChar(float px, float py, unsigned int charflags, unsigned int codepoint); /*avoid using*/ void Font_EndString(struct font_s *font); void Font_InvalidateColour(vec4_t newcolour); /*these three functions deal with formatted blocks of text (including tabs and new lines)*/ fte_inline conchar_t *Font_Decode(conchar_t *start, unsigned int *codeflags, unsigned int *codepoint) { if (*start & CON_LONGCHAR) if (!(*start & CON_RICHFORECOLOUR)) { *codeflags = start[1] & CON_FLAGSMASK; *codepoint = ((start[0] & CON_CHARMASK)<<16) | (start[1] & CON_CHARMASK); return start+2; } *codeflags = start[0] & CON_FLAGSMASK; *codepoint = start[0] & CON_CHARMASK; return start+1; } conchar_t *Font_DecodeReverse(conchar_t *start, conchar_t *stop, unsigned int *codeflags, unsigned int *codepoint); int Font_LineBreaks(conchar_t *start, conchar_t *end, int maxpixelwidth, int maxlines, conchar_t **starts, conchar_t **ends); int Font_LineWidth(conchar_t *start, conchar_t *end); float Font_LineScaleWidth(conchar_t *start, conchar_t *end); void Font_LineDraw(int x, int y, conchar_t *start, conchar_t *end); conchar_t *Font_CharAt(int x, conchar_t *start, conchar_t *end); extern struct font_s *font_default; extern struct font_s *font_console; extern struct font_s *font_tiny; void PR_ReleaseFonts(unsigned int purgeowner); //for menu/csqc void PR_ReloadFonts(qboolean reload); /*end fonts*/ //normally we're not srgb aware, which means that while the intensity may APPEAR linear, it actually isn't. fte_inline float M_SRGBToLinear(float x, float mag) { x /= mag; if (x <= 0.04045f) x = x * (1.0f / 12.92f); else x = pow(( x + 0.055f) * (1.0f / 1.055f), 2.4f); x *= mag; return x; } fte_inline float M_LinearToSRGB(float x, float mag) { x /= mag; if (x <= 0.00031308) x = 12.92 * x; else x = 1.055*pow(x,(float)(1.0 / 2.4) ) - 0.055; x *= mag; return x; } //macros that are used to explicitly state that a value is srgb, and convert to linear as needed. #define SRGBf(x) ((vid.flags&VID_SRGBAWARE)?M_SRGBToLinear(x,1):x) #define SRGBb(x) ((vid.flags&VID_SRGBAWARE)?(unsigned char)M_SRGBToLinear(x,255):x) #define SRGB3(x,y,z) SRGBf(x),SRGBf(y),SRGBf(z) #define SRGBA(x,y,z,w) SRGBf(x),SRGBf(y),SRGBf(z),w void R_NetgraphInit(void); void R_NetGraph (void); void R_FrameTimeGraph (float frametime);