/* ** st_start.cpp ** Handles the startup screen. ** **--------------------------------------------------------------------------- ** Copyright 2006-2007 Randy Heit ** Copyright 2006-2022 Christoph Oelckers ** All rights reserved. ** ** Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions ** are met: ** ** 1. Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** 2. Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in the ** documentation and/or other materials provided with the distribution. ** 3. The name of the author may not be used to endorse or promote products ** derived from this software without specific prior written permission. ** ** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR ** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES ** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. ** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, ** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT ** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF ** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. **--------------------------------------------------------------------------- ** */ #include "startscreen.h" #include "filesystem.h" #include "palutil.h" #include "v_font.h" #include "i_interface.h" #include "startupinfo.h" #include "m_argv.h" #include "engineerrors.h" #include "utf8.h" #include "gstrings.h" #include "printf.h" #include "i_time.h" #include "v_video.h" #include "v_draw.h" #include "g_input.h" #include "texturemanager.h" // Text mode color values enum{ LO = 85, MD = 170, HI = 255, }; const RgbQuad TextModePalette[16] = { { 0, 0, 0, 255 }, // 0 black { MD, 0, 0, 255 }, // 1 blue { 0, MD, 0, 255 }, // 2 green { MD, MD, 0, 255 }, // 3 cyan { 0, 0, MD, 255 }, // 4 red { MD, 0, MD, 255 }, // 5 magenta { 0, LO, MD, 255 }, // 6 brown { MD, MD, MD, 255 }, // 7 light gray { LO, LO, LO, 255 }, // 8 dark gray { HI, LO, LO, 255 }, // 9 light blue { LO, HI, LO, 255 }, // A light green { HI, HI, LO, 255 }, // B light cyan { LO, LO, HI, 255 }, // C light red { HI, LO, HI, 255 }, // D light magenta { LO, HI, HI, 255 }, // E yellow { HI, HI, HI, 255 }, // F white }; static const uint16_t IBM437ToUnicode[] = { 0x0000, //#NULL 0x263a, //#START OF HEADING 0x263B, //#START OF TEXT 0x2665, //#END OF TEXT 0x2666, //#END OF TRANSMISSION 0x2663, //#ENQUIRY 0x2660, //#ACKNOWLEDGE 0x2022, //#BELL 0x25d8, //#BACKSPACE 0x25cb, //#HORIZONTAL TABULATION 0x25d9, //#LINE FEED 0x2642, //#VERTICAL TABULATION 0x2640, //#FORM FEED 0x266a, //#CARRIAGE RETURN 0x266b, //#SHIFT OUT 0x263c, //#SHIFT IN 0x25ba, //#DATA LINK ESCAPE 0x25c4, //#DEVICE CONTROL ONE 0x2195, //#DEVICE CONTROL TWO 0x203c, //#DEVICE CONTROL THREE 0x00b6, //#DEVICE CONTROL FOUR 0x00a7, //#NEGATIVE ACKNOWLEDGE 0x25ac, //#SYNCHRONOUS IDLE 0x21ab, //#END OF TRANSMISSION BLOCK 0x2191, //#CANCEL 0x2193, //#END OF MEDIUM 0x2192, //#SUBSTITUTE 0x2190, //#ESCAPE 0x221f, //#FILE SEPARATOR 0x2194, //#GROUP SEPARATOR 0x25b2, //#RECORD SEPARATOR 0x25bc, //#UNIT SEPARATOR 0x0020, //#SPACE 0x0021, //#EXCLAMATION MARK 0x0022, //#QUOTATION MARK 0x0023, //#NUMBER SIGN 0x0024, //#DOLLAR SIGN 0x0025, //#PERCENT SIGN 0x0026, //#AMPERSAND 0x0027, //#APOSTROPHE 0x0028, //#LEFT PARENTHESIS 0x0029, //#RIGHT PARENTHESIS 0x002a, //#ASTERISK 0x002b, //#PLUS SIGN 0x002c, //#COMMA 0x002d, //#HYPHEN-MINUS 0x002e, //#FULL STOP 0x002f, //#SOLIDUS 0x0030, //#DIGIT ZERO 0x0031, //#DIGIT ONE 0x0032, //#DIGIT TWO 0x0033, //#DIGIT THREE 0x0034, //#DIGIT FOUR 0x0035, //#DIGIT FIVE 0x0036, //#DIGIT SIX 0x0037, //#DIGIT SEVEN 0x0038, //#DIGIT EIGHT 0x0039, //#DIGIT NINE 0x003a, //#COLON 0x003b, //#SEMICOLON 0x003c, //#LESS-THAN SIGN 0x003d, //#EQUALS SIGN 0x003e, //#GREATER-THAN SIGN 0x003f, //#QUESTION MARK 0x0040, //#COMMERCIAL AT 0x0041, //#LATIN CAPITAL LETTER A 0x0042, //#LATIN CAPITAL LETTER B 0x0043, //#LATIN CAPITAL LETTER C 0x0044, //#LATIN CAPITAL LETTER D 0x0045, //#LATIN CAPITAL LETTER E 0x0046, //#LATIN CAPITAL LETTER F 0x0047, //#LATIN CAPITAL LETTER G 0x0048, //#LATIN CAPITAL LETTER H 0x0049, //#LATIN CAPITAL LETTER I 0x004a, //#LATIN CAPITAL LETTER J 0x004b, //#LATIN CAPITAL LETTER K 0x004c, //#LATIN CAPITAL LETTER L 0x004d, //#LATIN CAPITAL LETTER M 0x004e, //#LATIN CAPITAL LETTER N 0x004f, //#LATIN CAPITAL LETTER O 0x0050, //#LATIN CAPITAL LETTER P 0x0051, //#LATIN CAPITAL LETTER Q 0x0052, //#LATIN CAPITAL LETTER R 0x0053, //#LATIN CAPITAL LETTER S 0x0054, //#LATIN CAPITAL LETTER T 0x0055, //#LATIN CAPITAL LETTER U 0x0056, //#LATIN CAPITAL LETTER V 0x0057, //#LATIN CAPITAL LETTER W 0x0058, //#LATIN CAPITAL LETTER X 0x0059, //#LATIN CAPITAL LETTER Y 0x005a, //#LATIN CAPITAL LETTER Z 0x005b, //#LEFT SQUARE BRACKET 0x005c, //#REVERSE SOLIDUS 0x005d, //#RIGHT SQUARE BRACKET 0x005e, //#CIRCUMFLEX ACCENT 0x005f, //#LOW LINE 0x0060, //#GRAVE ACCENT 0x0061, //#LATIN SMALL LETTER A 0x0062, //#LATIN SMALL LETTER B 0x0063, //#LATIN SMALL LETTER C 0x0064, //#LATIN SMALL LETTER D 0x0065, //#LATIN SMALL LETTER E 0x0066, //#LATIN SMALL LETTER F 0x0067, //#LATIN SMALL LETTER G 0x0068, //#LATIN SMALL LETTER H 0x0069, //#LATIN SMALL LETTER I 0x006a, //#LATIN SMALL LETTER J 0x006b, //#LATIN SMALL LETTER K 0x006c, //#LATIN SMALL LETTER L 0x006d, //#LATIN SMALL LETTER M 0x006e, //#LATIN SMALL LETTER N 0x006f, //#LATIN SMALL LETTER O 0x0070, //#LATIN SMALL LETTER P 0x0071, //#LATIN SMALL LETTER Q 0x0072, //#LATIN SMALL LETTER R 0x0073, //#LATIN SMALL LETTER S 0x0074, //#LATIN SMALL LETTER T 0x0075, //#LATIN SMALL LETTER U 0x0076, //#LATIN SMALL LETTER V 0x0077, //#LATIN SMALL LETTER W 0x0078, //#LATIN SMALL LETTER X 0x0079, //#LATIN SMALL LETTER Y 0x007a, //#LATIN SMALL LETTER Z 0x007b, //#LEFT CURLY BRACKET 0x007c, //#VERTICAL LINE 0x007d, //#RIGHT CURLY BRACKET 0x007e, //#TILDE 0x2302, //#DELETE 0x00c7, //#LATIN CAPITAL LETTER C WITH CEDILLA 0x00fc, //#LATIN SMALL LETTER U WITH DIAERESIS 0x00e9, //#LATIN SMALL LETTER E WITH ACUTE 0x00e2, //#LATIN SMALL LETTER A WITH CIRCUMFLEX 0x00e4, //#LATIN SMALL LETTER A WITH DIAERESIS 0x00e0, //#LATIN SMALL LETTER A WITH GRAVE 0x00e5, //#LATIN SMALL LETTER A WITH RING ABOVE 0x00e7, //#LATIN SMALL LETTER C WITH CEDILLA 0x00ea, //#LATIN SMALL LETTER E WITH CIRCUMFLEX 0x00eb, //#LATIN SMALL LETTER E WITH DIAERESIS 0x00e8, //#LATIN SMALL LETTER E WITH GRAVE 0x00ef, //#LATIN SMALL LETTER I WITH DIAERESIS 0x00ee, //#LATIN SMALL LETTER I WITH CIRCUMFLEX 0x00ec, //#LATIN SMALL LETTER I WITH GRAVE 0x00c4, //#LATIN CAPITAL LETTER A WITH DIAERESIS 0x00c5, //#LATIN CAPITAL LETTER A WITH RING ABOVE 0x00c9, //#LATIN CAPITAL LETTER E WITH ACUTE 0x00e6, //#LATIN SMALL LIGATURE AE 0x00c6, //#LATIN CAPITAL LIGATURE AE 0x00f4, //#LATIN SMALL LETTER O WITH CIRCUMFLEX 0x00f6, //#LATIN SMALL LETTER O WITH DIAERESIS 0x00f2, //#LATIN SMALL LETTER O WITH GRAVE 0x00fb, //#LATIN SMALL LETTER U WITH CIRCUMFLEX 0x00f9, //#LATIN SMALL LETTER U WITH GRAVE 0x00ff, //#LATIN SMALL LETTER Y WITH DIAERESIS 0x00d6, //#LATIN CAPITAL LETTER O WITH DIAERESIS 0x00dc, //#LATIN CAPITAL LETTER U WITH DIAERESIS 0x00a2, //#CENT SIGN 0x00a3, //#POUND SIGN 0x00a5, //#YEN SIGN 0x20a7, //#PESETA SIGN 0x0192, //#LATIN SMALL LETTER F WITH HOOK 0x00e1, //#LATIN SMALL LETTER A WITH ACUTE 0x00ed, //#LATIN SMALL LETTER I WITH ACUTE 0x00f3, //#LATIN SMALL LETTER O WITH ACUTE 0x00fa, //#LATIN SMALL LETTER U WITH ACUTE 0x00f1, //#LATIN SMALL LETTER N WITH TILDE 0x00d1, //#LATIN CAPITAL LETTER N WITH TILDE 0x00aa, //#FEMININE ORDINAL INDICATOR 0x00ba, //#MASCULINE ORDINAL INDICATOR 0x00bf, //#INVERTED QUESTION MARK 0x2310, //#REVERSED NOT SIGN 0x00ac, //#NOT SIGN 0x00bd, //#VULGAR FRACTION ONE HALF 0x00bc, //#VULGAR FRACTION ONE QUARTER 0x00a1, //#INVERTED EXCLAMATION MARK 0x00ab, //#LEFT-POINTING DOUBLE ANGLE QUOTATION MARK 0x00bb, //#RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK 0x2591, //#LIGHT SHADE 0x2592, //#MEDIUM SHADE 0x2593, //#DARK SHADE 0x2502, //#BOX DRAWINGS LIGHT VERTICAL 0x2524, //#BOX DRAWINGS LIGHT VERTICAL AND LEFT 0x2561, //#BOX DRAWINGS VERTICAL SINGLE AND LEFT DOUBLE 0x2562, //#BOX DRAWINGS VERTICAL DOUBLE AND LEFT SINGLE 0x2556, //#BOX DRAWINGS DOWN DOUBLE AND LEFT SINGLE 0x2555, //#BOX DRAWINGS DOWN SINGLE AND LEFT DOUBLE 0x2563, //#BOX DRAWINGS DOUBLE VERTICAL AND LEFT 0x2551, //#BOX DRAWINGS DOUBLE VERTICAL 0x2557, //#BOX DRAWINGS DOUBLE DOWN AND LEFT 0x255d, //#BOX DRAWINGS DOUBLE UP AND LEFT 0x255c, //#BOX DRAWINGS UP DOUBLE AND LEFT SINGLE 0x255b, //#BOX DRAWINGS UP SINGLE AND LEFT DOUBLE 0x2510, //#BOX DRAWINGS LIGHT DOWN AND LEFT 0x2514, //#BOX DRAWINGS LIGHT UP AND RIGHT 0x2534, //#BOX DRAWINGS LIGHT UP AND HORIZONTAL 0x252c, //#BOX DRAWINGS LIGHT DOWN AND HORIZONTAL 0x251c, //#BOX DRAWINGS LIGHT VERTICAL AND RIGHT 0x2500, //#BOX DRAWINGS LIGHT HORIZONTAL 0x253c, //#BOX DRAWINGS LIGHT VERTICAL AND HORIZONTAL 0x255e, //#BOX DRAWINGS VERTICAL SINGLE AND RIGHT DOUBLE 0x255f, //#BOX DRAWINGS VERTICAL DOUBLE AND RIGHT SINGLE 0x255a, //#BOX DRAWINGS DOUBLE UP AND RIGHT 0x2554, //#BOX DRAWINGS DOUBLE DOWN AND RIGHT 0x2569, //#BOX DRAWINGS DOUBLE UP AND HORIZONTAL 0x2566, //#BOX DRAWINGS DOUBLE DOWN AND HORIZONTAL 0x2560, //#BOX DRAWINGS DOUBLE VERTICAL AND RIGHT 0x2550, //#BOX DRAWINGS DOUBLE HORIZONTAL 0x256c, //#BOX DRAWINGS DOUBLE VERTICAL AND HORIZONTAL 0x2567, //#BOX DRAWINGS UP SINGLE AND HORIZONTAL DOUBLE 0x2568, //#BOX DRAWINGS UP DOUBLE AND HORIZONTAL SINGLE 0x2564, //#BOX DRAWINGS DOWN SINGLE AND HORIZONTAL DOUBLE 0x2565, //#BOX DRAWINGS DOWN DOUBLE AND HORIZONTAL SINGLE 0x2559, //#BOX DRAWINGS UP DOUBLE AND RIGHT SINGLE 0x2558, //#BOX DRAWINGS UP SINGLE AND RIGHT DOUBLE 0x2552, //#BOX DRAWINGS DOWN SINGLE AND RIGHT DOUBLE 0x2553, //#BOX DRAWINGS DOWN DOUBLE AND RIGHT SINGLE 0x256b, //#BOX DRAWINGS VERTICAL DOUBLE AND HORIZONTAL SINGLE 0x256a, //#BOX DRAWINGS VERTICAL SINGLE AND HORIZONTAL DOUBLE 0x2518, //#BOX DRAWINGS LIGHT UP AND LEFT 0x250c, //#BOX DRAWINGS LIGHT DOWN AND RIGHT 0x2588, //#FULL BLOCK 0x2584, //#LOWER HALF BLOCK 0x258c, //#LEFT HALF BLOCK 0x2590, //#RIGHT HALF BLOCK 0x2580, //#UPPER HALF BLOCK 0x03b1, //#GREEK SMALL LETTER ALPHA 0x00df, //#LATIN SMALL LETTER SHARP S 0x0393, //#GREEK CAPITAL LETTER GAMMA 0x03c0, //#GREEK SMALL LETTER PI 0x03a3, //#GREEK CAPITAL LETTER SIGMA 0x03c3, //#GREEK SMALL LETTER SIGMA 0x00b5, //#MICRO SIGN 0x03c4, //#GREEK SMALL LETTER TAU 0x03a6, //#GREEK CAPITAL LETTER PHI 0x0398, //#GREEK CAPITAL LETTER THETA 0x03a9, //#GREEK CAPITAL LETTER OMEGA 0x03b4, //#GREEK SMALL LETTER DELTA 0x221e, //#INFINITY 0x03c6, //#GREEK SMALL LETTER PHI 0x03b5, //#GREEK SMALL LETTER EPSILON 0x2229, //#INTERSECTION 0x2261, //#IDENTICAL TO 0x00b1, //#PLUS-MINUS SIGN 0x2265, //#GREATER-THAN OR EQUAL TO 0x2264, //#LESS-THAN OR EQUAL TO 0x2320, //#TOP HALF INTEGRAL 0x2321, //#BOTTOM HALF INTEGRAL 0x00f7, //#DIVISION SIGN 0x2248, //#ALMOST EQUAL TO 0x00b0, //#DEGREE SIGN 0x2219, //#BULLET OPERATOR 0x00b7, //#MIDDLE DOT 0x221a, //#SQUARE ROOT 0x207f, //#SUPERSCRIPT LATIN SMALL LETTER N 0x00b2, //#SUPERSCRIPT TWO 0x25a0, //#BLACK SQUARE 0x00a0, //#NO-BREAK SPACE }; FStartScreen* CreateHexenStartScreen(int max_progress); FStartScreen* CreateHereticStartScreen(int max_progress); FStartScreen* CreateStrifeStartScreen(int max_progress); FStartScreen* CreateGenericStartScreen(int max_progress); FStartScreen* GetGameStartScreen(int max_progress) { if (!Args->CheckParm("-nostartup")) { try { if (GameStartupInfo.Type == FStartupInfo::HexenStartup) { return CreateHexenStartScreen(max_progress); } else if (GameStartupInfo.Type == FStartupInfo::HereticStartup) { return CreateHereticStartScreen(max_progress); } else if (GameStartupInfo.Type == FStartupInfo::StrifeStartup) { return CreateStrifeStartScreen(max_progress); } } catch(const CRecoverableError& err) { Printf("Error creating start screen: %s\n", err.what()); // fall through to the generic startup screen } //return CreateGenericStartScreen(max_progress); } return nullptr; } //========================================================================== // // ST_Util_ClearBlock // //========================================================================== void FStartScreen::ClearBlock(FBitmap& bitmap_info, RgbQuad fill, int x, int y, int bytewidth, int height) { int destpitch = bitmap_info.GetWidth(); auto dest = (RgbQuad*)(bitmap_info.GetPixels()) + x + y * destpitch; while (height > 0) { for(int i = 0; i < bytewidth; i++) { dest[i] = fill; } dest += destpitch; height--; } } //========================================================================== // // ST_Util_DrawTextScreen // // Draws the text screen to the bitmap. The bitmap must be the proper size // for the font. // //========================================================================== void FStartScreen::DrawTextScreen(FBitmap& bitmap_info, const uint8_t* text_screen) { int x, y; for (y = 0; y < 25; ++y) { for (x = 0; x < 80; ++x) { DrawChar(bitmap_info, x, y, IBM437ToUnicode[text_screen[0]], text_screen[1]); text_screen += 2; } } } //========================================================================== // // ST_Util_DrawChar // // Draws a character on the bitmap. X and Y specify the character cell, // and fg and bg are 4-bit colors. // //========================================================================== uint8_t* GetHexChar(int codepoint); int FStartScreen::DrawChar(FBitmap& screen, double x, double y, unsigned charnum, RgbQuad fg, RgbQuad bg) { if (x < 0 || y < 0 || y >= screen.GetHeight() - 16) return 1; static const uint8_t space[17] = { 16 }; const RgbQuad color_array[4] = { bg, fg }; const uint8_t* src = GetHexChar(charnum); if (!src) src = space; int size = (*src++) == 32? 2 : 1; if (x > (screen.GetWidth() >> 3) - size) return size; int pitch = screen.GetWidth(); RgbQuad* dest = (RgbQuad*)screen.GetPixels() + int(x * 8) + int(y * 16) * pitch; for (y = 0; y <16; ++y) { uint8_t srcbyte = *src++; dest[0] = color_array[(srcbyte >> 7) & 1]; dest[1] = color_array[(srcbyte >> 6) & 1]; dest[2] = color_array[(srcbyte >> 5) & 1]; dest[3] = color_array[(srcbyte >> 4) & 1]; dest[4] = color_array[(srcbyte >> 3) & 1]; dest[5] = color_array[(srcbyte >> 2) & 1]; dest[6] = color_array[(srcbyte >> 1) & 1]; dest[7] = color_array[(srcbyte) & 1]; if (size == 16) { srcbyte = *src++; dest[8] = color_array[(srcbyte >> 7) & 1]; dest[9] = color_array[(srcbyte >> 6) & 1]; dest[10] = color_array[(srcbyte >> 5) & 1]; dest[11] = color_array[(srcbyte >> 4) & 1]; dest[12] = color_array[(srcbyte >> 3) & 1]; dest[13] = color_array[(srcbyte >> 2) & 1]; dest[14] = color_array[(srcbyte >> 1) & 1]; dest[15] = color_array[(srcbyte) & 1]; } dest += pitch; } return size; } int FStartScreen::DrawChar(FBitmap& screen, double x, double y, unsigned charnum, uint8_t attrib) { const uint8_t bg = (attrib & 0x70) >> 4; const uint8_t fg = attrib & 0x0F; auto bgc = TextModePalette[bg], fgc = TextModePalette[fg]; return DrawChar(screen, x, y, charnum, fgc, bgc); } int FStartScreen::DrawString(FBitmap& screen, double x, double y, const char* text, RgbQuad fg, RgbQuad bg) { double oldx = x; auto str = (const uint8_t*)text; while (auto chr = GetCharFromString(str)) { x += DrawChar(screen, x, y, chr, fg, bg); } return int(x - oldx); } //========================================================================== // // SizeOfText // // returns width in pixels // //========================================================================== int FStartScreen::SizeOfText(const char* text) { int len = 0; const uint8_t* utext = (uint8_t*)text; while(auto code = GetCharFromString(utext)) { const uint8_t* src = GetHexChar(code); if (src && *src == 32) len += 2; else len ++; } return len; } //========================================================================== // // ST_Util_UpdateTextBlink // // Draws the parts of the text screen that blink to the bitmap. The bitmap // must be the proper size for the font. // //========================================================================== void FStartScreen::UpdateTextBlink(FBitmap& bitmap_info, const uint8_t* text_screen, bool on) { int x, y; for (y = 0; y < 25; ++y) { for (x = 0; x < 80; ++x) { if (text_screen[1] & 0x80) { DrawChar(bitmap_info, x, y, on ? IBM437ToUnicode[text_screen[0]] : ' ', text_screen[1]); } text_screen += 2; } } } //========================================================================== // // ST_Sound // // plays a sound on the start screen // //========================================================================== void FStartScreen::ST_Sound(const char* sndname) { if (sysCallbacks.PlayStartupSound) sysCallbacks.PlayStartupSound(sndname); } //========================================================================== // // CreateHeader // // creates a bitmap for the title header // //========================================================================== void FStartScreen::CreateHeader() { HeaderBitmap.Create(StartupBitmap.GetWidth() * Scale, 2 * 16); RgbQuad bcolor, fcolor; bcolor.rgbRed = RPART(GameStartupInfo.BkColor); bcolor.rgbGreen = GPART(GameStartupInfo.BkColor); bcolor.rgbBlue = BPART(GameStartupInfo.BkColor); bcolor.rgbReserved = 255; fcolor.rgbRed = RPART(GameStartupInfo.FgColor); fcolor.rgbGreen = GPART(GameStartupInfo.FgColor); fcolor.rgbBlue = BPART(GameStartupInfo.FgColor); fcolor.rgbReserved = 255; ClearBlock(HeaderBitmap, bcolor, 0, 0, HeaderBitmap.GetWidth(), HeaderBitmap.GetHeight()); int textlen = SizeOfText(GameStartupInfo.Name); DrawString(HeaderBitmap, (HeaderBitmap.GetWidth() >> 4) - (textlen >> 1), 0.5, GameStartupInfo.Name, fcolor, bcolor); NetBitmap.Create(StartupBitmap.GetWidth() * Scale, 16); } //========================================================================== // // DrawNetStatus // // Draws network status into the last line of the startup screen. // //========================================================================== void FStartScreen::DrawNetStatus(int found, int total) { RgbQuad black = { 0, 0, 0, 255 }; RgbQuad gray = { 100, 100, 100, 255 }; ClearBlock(NetBitmap, black, 0, NetBitmap.GetHeight() - 16, NetBitmap.GetWidth(), 16); DrawString(NetBitmap, 0, 0, NetMessageString, gray, black); char of[10]; mysnprintf(of, 10, "%d/%d", found, total); int siz = SizeOfText(of); DrawString(NetBitmap, (NetBitmap.GetWidth() >> 3) - siz, 0, of, gray, black); } //========================================================================== // // NetInit // // sets network status message // //========================================================================== bool FStartScreen::NetInit(const char* message, int numplayers) { NetMaxPos = numplayers; NetCurPos = 0; NetMessageString.Format("%s %s", message, GStrings("TXT_NET_PRESSESC")); NetProgress(1); // You always know about yourself return true; } //========================================================================== // // Progress // // advances the progress bar // //========================================================================== bool FStartScreen::DoProgress(int advance) { CurPos = min(CurPos + advance, MaxPos); return true; } void FStartScreen::DoNetProgress(int count) { if (count == 0) { NetCurPos++; } else if (count > 0) { NetCurPos = count; } NetTexture->CleanHardwareData(); } bool FStartScreen::Progress(int advance) { bool done = DoProgress(advance); Render(); return done; } void FStartScreen::NetProgress(int count) { DoNetProgress(count); Render(); } void FStartScreen::Render(bool force) { auto nowtime = I_msTime(); // Do not refresh too often. This function gets called a lot more frequently than the screen can update. if (nowtime - screen->FrameTime > 30 || force) { screen->FrameTime = nowtime; screen->BeginFrame(); twod->ClearClipRect(); I_GetEvent(); ValidateTexture(); float displaywidth; float displayheight; twod->Begin(screen->GetWidth(), screen->GetHeight()); // At this point the shader for untextured rendering has not been loaded yet, so we got to clear the screen by rendering a texture with black color. DrawTexture(twod, StartupTexture, 0, 0, DTA_VirtualWidthF, StartupTexture->GetDisplayWidth(), DTA_VirtualHeightF, StartupTexture->GetDisplayHeight(), DTA_KeepRatio, true, DTA_Color, PalEntry(255,0,0,0), TAG_END); if (HeaderTexture) { displaywidth = HeaderTexture->GetDisplayWidth(); displayheight = HeaderTexture->GetDisplayHeight() + StartupTexture->GetDisplayHeight(); DrawTexture(twod, HeaderTexture, 0, 0, DTA_VirtualWidthF, displaywidth, DTA_VirtualHeightF, displayheight, TAG_END); DrawTexture(twod, StartupTexture, 0, 32, DTA_VirtualWidthF, displaywidth, DTA_VirtualHeightF, displayheight, TAG_END); if (NetMaxPos >= 0) DrawTexture(twod, NetTexture, 0, displayheight - 16, DTA_VirtualWidthF, displaywidth, DTA_VirtualHeightF, displayheight, TAG_END); } else { displaywidth = StartupTexture->GetDisplayWidth(); displayheight = StartupTexture->GetDisplayHeight(); DrawTexture(twod, StartupTexture, 0, 0, DTA_VirtualWidthF, displaywidth, DTA_VirtualHeightF, displayheight, TAG_END); } twod->End(); screen->Update(); twod->OnFrameDone(); } } FImageSource* CreateStartScreenTexture(FBitmap& srcdata); void FStartScreen::ValidateTexture() { if (StartupTexture == nullptr) { auto imgsource = CreateStartScreenTexture(StartupBitmap); StartupTexture = MakeGameTexture(new FImageTexture(imgsource), nullptr, ETextureType::Override); StartupTexture->SetScale(1.f / Scale, 1.f / Scale); } if (HeaderTexture == nullptr && HeaderBitmap.GetWidth() > 0) { auto imgsource = CreateStartScreenTexture(HeaderBitmap); HeaderTexture = MakeGameTexture(new FImageTexture(imgsource), nullptr, ETextureType::Override); } if (NetTexture == nullptr && NetBitmap.GetWidth() > 0) { auto imgsource = CreateStartScreenTexture(NetBitmap); NetTexture = MakeGameTexture(new FImageTexture(imgsource), nullptr, ETextureType::Override); } }