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00012 #include "stdafx.h"
00013 #include "gfx_layout.h"
00014 #include "progress.h"
00015 #include "zoom_func.h"
00016 #include "blitter/factory.hpp"
00017 #include "video/video_driver.hpp"
00018 #include "strings_func.h"
00019 #include "settings_type.h"
00020 #include "network/network.h"
00021 #include "network/network_func.h"
00022 #include "window_func.h"
00023 #include "newgrf_debug.h"
00024
00025 #include "table/palettes.h"
00026 #include "table/sprites.h"
00027 #include "table/control_codes.h"
00028
00029 byte _dirkeys;
00030 bool _fullscreen;
00031 CursorVars _cursor;
00032 bool _ctrl_pressed;
00033 bool _shift_pressed;
00034 byte _fast_forward;
00035 bool _left_button_down;
00036 bool _left_button_clicked;
00037 bool _right_button_down;
00038 bool _right_button_clicked;
00039 DrawPixelInfo _screen;
00040 bool _screen_disable_anim = false;
00041 bool _exit_game;
00042 GameMode _game_mode;
00043 SwitchMode _switch_mode;
00044 PauseModeByte _pause_mode;
00045 Palette _cur_palette;
00046
00047 static byte _stringwidth_table[FS_END][224];
00048 DrawPixelInfo *_cur_dpi;
00049 byte _colour_gradient[COLOUR_END][8];
00050
00051 static void GfxMainBlitterViewport(const Sprite *sprite, int x, int y, BlitterMode mode, const SubSprite *sub = NULL, SpriteID sprite_id = SPR_CURSOR_MOUSE);
00052 static void GfxMainBlitter(const Sprite *sprite, int x, int y, BlitterMode mode, const SubSprite *sub = NULL, SpriteID sprite_id = SPR_CURSOR_MOUSE, ZoomLevel zoom = ZOOM_LVL_NORMAL);
00053
00054 static ReusableBuffer<uint8> _cursor_backup;
00055
00063 static Rect _invalid_rect;
00064 static const byte *_colour_remap_ptr;
00065 static byte _string_colourremap[3];
00066
00067 static const uint DIRTY_BLOCK_HEIGHT = 8;
00068 static const uint DIRTY_BLOCK_WIDTH = 64;
00069
00070 static uint _dirty_bytes_per_line = 0;
00071 static byte *_dirty_blocks = NULL;
00072 extern uint _dirty_block_colour;
00073
00074 void GfxScroll(int left, int top, int width, int height, int xo, int yo)
00075 {
00076 Blitter *blitter = BlitterFactory::GetCurrentBlitter();
00077
00078 if (xo == 0 && yo == 0) return;
00079
00080 if (_cursor.visible) UndrawMouseCursor();
00081
00082 #ifdef ENABLE_NETWORK
00083 if (_networking) NetworkUndrawChatMessage();
00084 #endif
00085
00086 blitter->ScrollBuffer(_screen.dst_ptr, left, top, width, height, xo, yo);
00087
00088 VideoDriver::GetInstance()->MakeDirty(left, top, width, height);
00089 }
00090
00091
00106 void GfxFillRect(int left, int top, int right, int bottom, int colour, FillRectMode mode)
00107 {
00108 Blitter *blitter = BlitterFactory::GetCurrentBlitter();
00109 const DrawPixelInfo *dpi = _cur_dpi;
00110 void *dst;
00111 const int otop = top;
00112 const int oleft = left;
00113
00114 if (dpi->zoom != ZOOM_LVL_NORMAL) return;
00115 if (left > right || top > bottom) return;
00116 if (right < dpi->left || left >= dpi->left + dpi->width) return;
00117 if (bottom < dpi->top || top >= dpi->top + dpi->height) return;
00118
00119 if ( (left -= dpi->left) < 0) left = 0;
00120 right = right - dpi->left + 1;
00121 if (right > dpi->width) right = dpi->width;
00122 right -= left;
00123 assert(right > 0);
00124
00125 if ( (top -= dpi->top) < 0) top = 0;
00126 bottom = bottom - dpi->top + 1;
00127 if (bottom > dpi->height) bottom = dpi->height;
00128 bottom -= top;
00129 assert(bottom > 0);
00130
00131 dst = blitter->MoveTo(dpi->dst_ptr, left, top);
00132
00133 switch (mode) {
00134 default:
00135 blitter->DrawRect(dst, right, bottom, (uint8)colour);
00136 break;
00137
00138 case FILLRECT_RECOLOUR:
00139 blitter->DrawColourMappingRect(dst, right, bottom, GB(colour, 0, PALETTE_WIDTH));
00140 break;
00141
00142 case FILLRECT_CHECKER: {
00143 byte bo = (oleft - left + dpi->left + otop - top + dpi->top) & 1;
00144 do {
00145 for (int i = (bo ^= 1); i < right; i += 2) blitter->SetPixel(dst, i, 0, (uint8)colour);
00146 dst = blitter->MoveTo(dst, 0, 1);
00147 } while (--bottom > 0);
00148 break;
00149 }
00150 }
00151 }
00152
00167 static inline void GfxDoDrawLine(void *video, int x, int y, int x2, int y2, int screen_width, int screen_height, uint8 colour, int width, int dash = 0)
00168 {
00169 Blitter *blitter = BlitterFactory::GetCurrentBlitter();
00170
00171 assert(width > 0);
00172
00173 if (y2 == y) {
00174
00175 blitter->DrawLine(video,
00176 Clamp(x, 0, screen_width), y,
00177 Clamp(x2, 0, screen_width), y2,
00178 screen_width, screen_height, colour, width, dash);
00179 return;
00180 }
00181 if (x2 == x) {
00182
00183 blitter->DrawLine(video,
00184 x, Clamp(y, 0, screen_height),
00185 x2, Clamp(y2, 0, screen_height),
00186 screen_width, screen_height, colour, width, dash);
00187 return;
00188 }
00189
00190 int grade_y = y2 - y;
00191 int grade_x = x2 - x;
00192
00193
00194 int margin = 1;
00195 while (INT_MAX / abs(grade_y) < max(abs(x), abs(screen_width - x))) {
00196 grade_y /= 2;
00197 grade_x /= 2;
00198 margin *= 2;
00199 }
00200
00201
00202
00203 int offset_0 = y - x * grade_y / grade_x;
00204 int offset_width = y + (screen_width - x) * grade_y / grade_x;
00205 if ((offset_0 > screen_height + width / 2 + margin && offset_width > screen_height + width / 2 + margin) ||
00206 (offset_0 < -width / 2 - margin && offset_width < -width / 2 - margin)) {
00207 return;
00208 }
00209
00210
00211
00212
00213
00214
00215
00216 blitter->DrawLine(video, x, y, x2, y2, screen_width, screen_height, colour, width, dash);
00217 }
00218
00230 static inline bool GfxPreprocessLine(DrawPixelInfo *dpi, int &x, int &y, int &x2, int &y2, int width)
00231 {
00232 x -= dpi->left;
00233 x2 -= dpi->left;
00234 y -= dpi->top;
00235 y2 -= dpi->top;
00236
00237
00238 if (x + width / 2 < 0 && x2 + width / 2 < 0 ) return false;
00239 if (y + width / 2 < 0 && y2 + width / 2 < 0 ) return false;
00240 if (x - width / 2 > dpi->width && x2 - width / 2 > dpi->width ) return false;
00241 if (y - width / 2 > dpi->height && y2 - width / 2 > dpi->height) return false;
00242 return true;
00243 }
00244
00245 void GfxDrawLine(int x, int y, int x2, int y2, int colour, int width, int dash)
00246 {
00247 DrawPixelInfo *dpi = _cur_dpi;
00248 if (GfxPreprocessLine(dpi, x, y, x2, y2, width)) {
00249 GfxDoDrawLine(dpi->dst_ptr, x, y, x2, y2, dpi->width, dpi->height, colour, width, dash);
00250 }
00251 }
00252
00253 void GfxDrawLineUnscaled(int x, int y, int x2, int y2, int colour)
00254 {
00255 DrawPixelInfo *dpi = _cur_dpi;
00256 if (GfxPreprocessLine(dpi, x, y, x2, y2, 1)) {
00257 GfxDoDrawLine(dpi->dst_ptr,
00258 UnScaleByZoom(x, dpi->zoom), UnScaleByZoom(y, dpi->zoom),
00259 UnScaleByZoom(x2, dpi->zoom), UnScaleByZoom(y2, dpi->zoom),
00260 UnScaleByZoom(dpi->width, dpi->zoom), UnScaleByZoom(dpi->height, dpi->zoom), colour, 1);
00261 }
00262 }
00263
00277 void DrawBox(int x, int y, int dx1, int dy1, int dx2, int dy2, int dx3, int dy3)
00278 {
00279
00280
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00289
00290
00291
00292
00293
00294 static const byte colour = PC_WHITE;
00295
00296 GfxDrawLineUnscaled(x, y, x + dx1, y + dy1, colour);
00297 GfxDrawLineUnscaled(x, y, x + dx2, y + dy2, colour);
00298 GfxDrawLineUnscaled(x, y, x + dx3, y + dy3, colour);
00299
00300 GfxDrawLineUnscaled(x + dx1, y + dy1, x + dx1 + dx2, y + dy1 + dy2, colour);
00301 GfxDrawLineUnscaled(x + dx1, y + dy1, x + dx1 + dx3, y + dy1 + dy3, colour);
00302 GfxDrawLineUnscaled(x + dx2, y + dy2, x + dx2 + dx1, y + dy2 + dy1, colour);
00303 GfxDrawLineUnscaled(x + dx2, y + dy2, x + dx2 + dx3, y + dy2 + dy3, colour);
00304 GfxDrawLineUnscaled(x + dx3, y + dy3, x + dx3 + dx1, y + dy3 + dy1, colour);
00305 GfxDrawLineUnscaled(x + dx3, y + dy3, x + dx3 + dx2, y + dy3 + dy2, colour);
00306 }
00307
00312 static void SetColourRemap(TextColour colour)
00313 {
00314 if (colour == TC_INVALID) return;
00315
00316
00317
00318 bool no_shade = (colour & TC_NO_SHADE) != 0 || colour == TC_BLACK;
00319 bool raw_colour = (colour & TC_IS_PALETTE_COLOUR) != 0;
00320 colour &= ~(TC_NO_SHADE | TC_IS_PALETTE_COLOUR);
00321
00322 _string_colourremap[1] = raw_colour ? (byte)colour : _string_colourmap[colour];
00323 _string_colourremap[2] = no_shade ? 0 : 1;
00324 _colour_remap_ptr = _string_colourremap;
00325 }
00326
00342 static int DrawLayoutLine(const ParagraphLayouter::Line *line, int y, int left, int right, StringAlignment align, bool underline, bool truncation)
00343 {
00344 if (line->CountRuns() == 0) return 0;
00345
00346 int w = line->GetWidth();
00347 int h = line->GetLeading();
00348
00349
00350
00351
00352
00353
00354
00355
00356
00357
00358
00359
00360
00361 int max_w = right - left + 1;
00362
00363 int offset_x = 0;
00364 int min_x = left;
00365 int max_x = right;
00366
00367 truncation &= max_w < w;
00368 int dot_width = 0;
00369 const Sprite *dot_sprite = NULL;
00370
00371 if (truncation) {
00372
00373
00374
00375
00376
00377
00378 FontCache *fc = ((const Font*)line->GetVisualRun(0)->GetFont())->fc;
00379 GlyphID dot_glyph = fc->MapCharToGlyph('.');
00380 dot_width = fc->GetGlyphWidth(dot_glyph);
00381 dot_sprite = fc->GetGlyph(dot_glyph);
00382
00383 if (_current_text_dir == TD_RTL) {
00384 min_x += 3 * dot_width;
00385 offset_x = w - 3 * dot_width - max_w;
00386 } else {
00387 max_x -= 3 * dot_width;
00388 }
00389
00390 w = max_w;
00391 }
00392
00393
00394 if (!(align & SA_FORCE) && _current_text_dir == TD_RTL && (align & SA_HOR_MASK) != SA_HOR_CENTER) align ^= SA_RIGHT;
00395
00396
00397
00398
00399
00400
00401 switch (align & SA_HOR_MASK) {
00402 case SA_LEFT:
00403
00404 right = left + w - 1;
00405 break;
00406
00407 case SA_HOR_CENTER:
00408 left = RoundDivSU(right + 1 + left - w, 2);
00409
00410 right = left + w - 1;
00411 break;
00412
00413 case SA_RIGHT:
00414 left = right + 1 - w;
00415 break;
00416
00417 default:
00418 NOT_REACHED();
00419 }
00420
00421 TextColour colour = TC_BLACK;
00422 bool draw_shadow = false;
00423 for (int run_index = 0; run_index < line->CountRuns(); run_index++) {
00424 const ParagraphLayouter::VisualRun *run = line->GetVisualRun(run_index);
00425 const Font *f = (const Font*)run->GetFont();
00426
00427 FontCache *fc = f->fc;
00428 colour = f->colour;
00429 SetColourRemap(colour);
00430
00431 DrawPixelInfo *dpi = _cur_dpi;
00432 int dpi_left = dpi->left;
00433 int dpi_right = dpi->left + dpi->width - 1;
00434
00435 draw_shadow = fc->GetDrawGlyphShadow() && colour != TC_BLACK;
00436
00437 for (int i = 0; i < run->GetGlyphCount(); i++) {
00438 GlyphID glyph = run->GetGlyphs()[i];
00439
00440
00441 if (glyph == 0xFFFF) continue;
00442
00443 int begin_x = (int)run->GetPositions()[i * 2] + left - offset_x;
00444 int end_x = (int)run->GetPositions()[i * 2 + 2] + left - offset_x - 1;
00445 int top = (int)run->GetPositions()[i * 2 + 1] + y;
00446
00447
00448 if (truncation && (begin_x < min_x || end_x > max_x)) continue;
00449
00450 const Sprite *sprite = fc->GetGlyph(glyph);
00451
00452 if (begin_x + sprite->x_offs > dpi_right || begin_x + sprite->x_offs + sprite->width < dpi_left) continue;
00453
00454 if (draw_shadow && (glyph & SPRITE_GLYPH) == 0) {
00455 SetColourRemap(TC_BLACK);
00456 GfxMainBlitter(sprite, begin_x + 1, top + 1, BM_COLOUR_REMAP);
00457 SetColourRemap(colour);
00458 }
00459 GfxMainBlitter(sprite, begin_x, top, BM_COLOUR_REMAP);
00460 }
00461 }
00462
00463 if (truncation) {
00464 int x = (_current_text_dir == TD_RTL) ? left : (right - 3 * dot_width);
00465 for (int i = 0; i < 3; i++, x += dot_width) {
00466 if (draw_shadow) {
00467 SetColourRemap(TC_BLACK);
00468 GfxMainBlitter(dot_sprite, x + 1, y + 1, BM_COLOUR_REMAP);
00469 SetColourRemap(colour);
00470 }
00471 GfxMainBlitter(dot_sprite, x, y, BM_COLOUR_REMAP);
00472 }
00473 }
00474
00475 if (underline) {
00476 GfxFillRect(left, y + h, right, y + h, _string_colourremap[1]);
00477 }
00478
00479 return (align & SA_HOR_MASK) == SA_RIGHT ? left : right;
00480 }
00481
00498 int DrawString(int left, int right, int top, const char *str, TextColour colour, StringAlignment align, bool underline, FontSize fontsize)
00499 {
00500
00501 int max_height = max(max(FONT_HEIGHT_SMALL, FONT_HEIGHT_NORMAL), max(FONT_HEIGHT_LARGE, FONT_HEIGHT_MONO));
00502
00503
00504 int extra = max_height / 2;
00505
00506 if (_cur_dpi->top + _cur_dpi->height + extra < top || _cur_dpi->top > top + max_height + extra ||
00507 _cur_dpi->left + _cur_dpi->width + extra < left || _cur_dpi->left > right + extra) {
00508 return 0;
00509 }
00510
00511 Layouter layout(str, INT32_MAX, colour, fontsize);
00512 if (layout.Length() == 0) return 0;
00513
00514 return DrawLayoutLine(*layout.Begin(), top, left, right, align, underline, true);
00515 }
00516
00533 int DrawString(int left, int right, int top, StringID str, TextColour colour, StringAlignment align, bool underline, FontSize fontsize)
00534 {
00535 char buffer[DRAW_STRING_BUFFER];
00536 GetString(buffer, str, lastof(buffer));
00537 return DrawString(left, right, top, buffer, colour, align, underline, fontsize);
00538 }
00539
00546 int GetStringHeight(const char *str, int maxw, FontSize fontsize)
00547 {
00548 Layouter layout(str, maxw, TC_FROMSTRING, fontsize);
00549 return layout.GetBounds().height;
00550 }
00551
00558 int GetStringHeight(StringID str, int maxw)
00559 {
00560 char buffer[DRAW_STRING_BUFFER];
00561 GetString(buffer, str, lastof(buffer));
00562 return GetStringHeight(buffer, maxw);
00563 }
00564
00571 int GetStringLineCount(StringID str, int maxw)
00572 {
00573 char buffer[DRAW_STRING_BUFFER];
00574 GetString(buffer, str, lastof(buffer));
00575
00576 Layouter layout(buffer, maxw);
00577 return layout.Length();
00578 }
00579
00586 Dimension GetStringMultiLineBoundingBox(StringID str, const Dimension &suggestion)
00587 {
00588 Dimension box = {suggestion.width, GetStringHeight(str, suggestion.width)};
00589 return box;
00590 }
00591
00598 Dimension GetStringMultiLineBoundingBox(const char *str, const Dimension &suggestion)
00599 {
00600 Dimension box = {suggestion.width, GetStringHeight(str, suggestion.width)};
00601 return box;
00602 }
00603
00619 int DrawStringMultiLine(int left, int right, int top, int bottom, const char *str, TextColour colour, StringAlignment align, bool underline, FontSize fontsize)
00620 {
00621 int maxw = right - left + 1;
00622 int maxh = bottom - top + 1;
00623
00624
00625
00626 if (maxh <= 0) return top;
00627
00628 Layouter layout(str, maxw, colour, fontsize);
00629 int total_height = layout.GetBounds().height;
00630 int y;
00631 switch (align & SA_VERT_MASK) {
00632 case SA_TOP:
00633 y = top;
00634 break;
00635
00636 case SA_VERT_CENTER:
00637 y = RoundDivSU(bottom + top - total_height, 2);
00638 break;
00639
00640 case SA_BOTTOM:
00641 y = bottom - total_height;
00642 break;
00643
00644 default: NOT_REACHED();
00645 }
00646
00647 int last_line = top;
00648 int first_line = bottom;
00649
00650 for (const ParagraphLayouter::Line **iter = layout.Begin(); iter != layout.End(); iter++) {
00651 const ParagraphLayouter::Line *line = *iter;
00652
00653 int line_height = line->GetLeading();
00654 if (y >= top && y < bottom) {
00655 last_line = y + line_height;
00656 if (first_line > y) first_line = y;
00657
00658 DrawLayoutLine(line, y, left, right, align, underline, false);
00659 }
00660 y += line_height;
00661 }
00662
00663 return ((align & SA_VERT_MASK) == SA_BOTTOM) ? first_line : last_line;
00664 }
00665
00681 int DrawStringMultiLine(int left, int right, int top, int bottom, StringID str, TextColour colour, StringAlignment align, bool underline, FontSize fontsize)
00682 {
00683 char buffer[DRAW_STRING_BUFFER];
00684 GetString(buffer, str, lastof(buffer));
00685 return DrawStringMultiLine(left, right, top, bottom, buffer, colour, align, underline, fontsize);
00686 }
00687
00698 Dimension GetStringBoundingBox(const char *str, FontSize start_fontsize)
00699 {
00700 Layouter layout(str, INT32_MAX, TC_FROMSTRING, start_fontsize);
00701 return layout.GetBounds();
00702 }
00703
00710 Dimension GetStringBoundingBox(StringID strid)
00711 {
00712 char buffer[DRAW_STRING_BUFFER];
00713
00714 GetString(buffer, strid, lastof(buffer));
00715 return GetStringBoundingBox(buffer);
00716 }
00717
00726 Point GetCharPosInString(const char *str, const char *ch, FontSize start_fontsize)
00727 {
00728 Layouter layout(str, INT32_MAX, TC_FROMSTRING, start_fontsize);
00729 return layout.GetCharPosition(ch);
00730 }
00731
00739 const char *GetCharAtPosition(const char *str, int x, FontSize start_fontsize)
00740 {
00741 if (x < 0) return NULL;
00742
00743 Layouter layout(str, INT32_MAX, TC_FROMSTRING, start_fontsize);
00744 return layout.GetCharAtPosition(x);
00745 }
00746
00754 void DrawCharCentered(WChar c, int x, int y, TextColour colour)
00755 {
00756 SetColourRemap(colour);
00757 GfxMainBlitter(GetGlyph(FS_NORMAL, c), x - GetCharacterWidth(FS_NORMAL, c) / 2, y, BM_COLOUR_REMAP);
00758 }
00759
00767 Dimension GetSpriteSize(SpriteID sprid, Point *offset, ZoomLevel zoom)
00768 {
00769 const Sprite *sprite = GetSprite(sprid, ST_NORMAL);
00770
00771 if (offset != NULL) {
00772 offset->x = UnScaleByZoom(sprite->x_offs, zoom);
00773 offset->y = UnScaleByZoom(sprite->y_offs, zoom);
00774 }
00775
00776 Dimension d;
00777 d.width = max<int>(0, UnScaleByZoom(sprite->x_offs + sprite->width, zoom));
00778 d.height = max<int>(0, UnScaleByZoom(sprite->y_offs + sprite->height, zoom));
00779 return d;
00780 }
00781
00790 void DrawSpriteViewport(SpriteID img, PaletteID pal, int x, int y, const SubSprite *sub)
00791 {
00792 SpriteID real_sprite = GB(img, 0, SPRITE_WIDTH);
00793 if (HasBit(img, PALETTE_MODIFIER_TRANSPARENT)) {
00794 _colour_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH), ST_RECOLOUR) + 1;
00795 GfxMainBlitterViewport(GetSprite(real_sprite, ST_NORMAL), x, y, BM_TRANSPARENT, sub, real_sprite);
00796 } else if (pal != PAL_NONE) {
00797 _colour_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH), ST_RECOLOUR) + 1;
00798 GfxMainBlitterViewport(GetSprite(real_sprite, ST_NORMAL), x, y, pal == PALETTE_CRASH ? BM_CRASH_REMAP : BM_COLOUR_REMAP, sub, real_sprite);
00799 } else {
00800 GfxMainBlitterViewport(GetSprite(real_sprite, ST_NORMAL), x, y, BM_NORMAL, sub, real_sprite);
00801 }
00802 }
00803
00813 void DrawSprite(SpriteID img, PaletteID pal, int x, int y, const SubSprite *sub, ZoomLevel zoom)
00814 {
00815 SpriteID real_sprite = GB(img, 0, SPRITE_WIDTH);
00816 if (HasBit(img, PALETTE_MODIFIER_TRANSPARENT)) {
00817 _colour_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH), ST_RECOLOUR) + 1;
00818 GfxMainBlitter(GetSprite(real_sprite, ST_NORMAL), x, y, BM_TRANSPARENT, sub, real_sprite, zoom);
00819 } else if (pal != PAL_NONE) {
00820 _colour_remap_ptr = GetNonSprite(GB(pal, 0, PALETTE_WIDTH), ST_RECOLOUR) + 1;
00821 GfxMainBlitter(GetSprite(real_sprite, ST_NORMAL), x, y, pal == PALETTE_CRASH ? BM_CRASH_REMAP : BM_COLOUR_REMAP, sub, real_sprite, zoom);
00822 } else {
00823 GfxMainBlitter(GetSprite(real_sprite, ST_NORMAL), x, y, BM_NORMAL, sub, real_sprite, zoom);
00824 }
00825 }
00826
00838 template <int ZOOM_BASE, bool SCALED_XY>
00839 static void GfxBlitter(const Sprite * const sprite, int x, int y, BlitterMode mode, const SubSprite * const sub, SpriteID sprite_id, ZoomLevel zoom)
00840 {
00841 const DrawPixelInfo *dpi = _cur_dpi;
00842 Blitter::BlitterParams bp;
00843
00844 if (SCALED_XY) {
00845
00846 x = ScaleByZoom(x, zoom);
00847 y = ScaleByZoom(y, zoom);
00848 }
00849
00850
00851 x += sprite->x_offs;
00852 y += sprite->y_offs;
00853
00854 if (sub == NULL) {
00855
00856 bp.skip_left = 0;
00857 bp.skip_top = 0;
00858 bp.width = UnScaleByZoom(sprite->width, zoom);
00859 bp.height = UnScaleByZoom(sprite->height, zoom);
00860 } else {
00861
00862 int clip_left = max(0, -sprite->x_offs + sub->left * ZOOM_BASE );
00863 int clip_top = max(0, -sprite->y_offs + sub->top * ZOOM_BASE );
00864 int clip_right = max(0, sprite->width - (-sprite->x_offs + (sub->right + 1) * ZOOM_BASE));
00865 int clip_bottom = max(0, sprite->height - (-sprite->y_offs + (sub->bottom + 1) * ZOOM_BASE));
00866
00867 if (clip_left + clip_right >= sprite->width) return;
00868 if (clip_top + clip_bottom >= sprite->height) return;
00869
00870 bp.skip_left = UnScaleByZoomLower(clip_left, zoom);
00871 bp.skip_top = UnScaleByZoomLower(clip_top, zoom);
00872 bp.width = UnScaleByZoom(sprite->width - clip_left - clip_right, zoom);
00873 bp.height = UnScaleByZoom(sprite->height - clip_top - clip_bottom, zoom);
00874
00875 x += ScaleByZoom(bp.skip_left, zoom);
00876 y += ScaleByZoom(bp.skip_top, zoom);
00877 }
00878
00879
00880 bp.sprite = sprite->data;
00881 bp.sprite_width = sprite->width;
00882 bp.sprite_height = sprite->height;
00883 bp.top = 0;
00884 bp.left = 0;
00885
00886 bp.dst = dpi->dst_ptr;
00887 bp.pitch = dpi->pitch;
00888 bp.remap = _colour_remap_ptr;
00889
00890 assert(sprite->width > 0);
00891 assert(sprite->height > 0);
00892
00893 if (bp.width <= 0) return;
00894 if (bp.height <= 0) return;
00895
00896 y -= SCALED_XY ? ScaleByZoom(dpi->top, zoom) : dpi->top;
00897 int y_unscaled = UnScaleByZoom(y, zoom);
00898
00899 if (y < 0) {
00900 bp.height -= -y_unscaled;
00901 if (bp.height <= 0) return;
00902 bp.skip_top += -y_unscaled;
00903 y = 0;
00904 } else {
00905 bp.top = y_unscaled;
00906 }
00907
00908
00909 y += SCALED_XY ? ScaleByZoom(bp.height - dpi->height, zoom) : ScaleByZoom(bp.height, zoom) - dpi->height;
00910 if (y > 0) {
00911 bp.height -= UnScaleByZoom(y, zoom);
00912 if (bp.height <= 0) return;
00913 }
00914
00915 x -= SCALED_XY ? ScaleByZoom(dpi->left, zoom) : dpi->left;
00916 int x_unscaled = UnScaleByZoom(x, zoom);
00917
00918 if (x < 0) {
00919 bp.width -= -x_unscaled;
00920 if (bp.width <= 0) return;
00921 bp.skip_left += -x_unscaled;
00922 x = 0;
00923 } else {
00924 bp.left = x_unscaled;
00925 }
00926
00927
00928 x += SCALED_XY ? ScaleByZoom(bp.width - dpi->width, zoom) : ScaleByZoom(bp.width, zoom) - dpi->width;
00929 if (x > 0) {
00930 bp.width -= UnScaleByZoom(x, zoom);
00931 if (bp.width <= 0) return;
00932 }
00933
00934 assert(bp.skip_left + bp.width <= UnScaleByZoom(sprite->width, zoom));
00935 assert(bp.skip_top + bp.height <= UnScaleByZoom(sprite->height, zoom));
00936
00937
00938 if (_newgrf_debug_sprite_picker.mode == SPM_REDRAW && sprite_id != SPR_CURSOR_MOUSE) {
00939 Blitter *blitter = BlitterFactory::GetCurrentBlitter();
00940 void *topleft = blitter->MoveTo(bp.dst, bp.left, bp.top);
00941 void *bottomright = blitter->MoveTo(topleft, bp.width - 1, bp.height - 1);
00942
00943 void *clicked = _newgrf_debug_sprite_picker.clicked_pixel;
00944
00945 if (topleft <= clicked && clicked <= bottomright) {
00946 uint offset = (((size_t)clicked - (size_t)topleft) / (blitter->GetScreenDepth() / 8)) % bp.pitch;
00947 if (offset < (uint)bp.width) {
00948 _newgrf_debug_sprite_picker.sprites.Include(sprite_id);
00949 }
00950 }
00951 }
00952
00953 BlitterFactory::GetCurrentBlitter()->Draw(&bp, mode, zoom);
00954 }
00955
00956 static void GfxMainBlitterViewport(const Sprite *sprite, int x, int y, BlitterMode mode, const SubSprite *sub, SpriteID sprite_id)
00957 {
00958 GfxBlitter<ZOOM_LVL_BASE, false>(sprite, x, y, mode, sub, sprite_id, _cur_dpi->zoom);
00959 }
00960
00961 static void GfxMainBlitter(const Sprite *sprite, int x, int y, BlitterMode mode, const SubSprite *sub, SpriteID sprite_id, ZoomLevel zoom)
00962 {
00963 GfxBlitter<1, true>(sprite, x, y, mode, sub, sprite_id, zoom);
00964 }
00965
00966 void DoPaletteAnimations();
00967
00968 void GfxInitPalettes()
00969 {
00970 memcpy(&_cur_palette, &_palette, sizeof(_cur_palette));
00971 DoPaletteAnimations();
00972 }
00973
00974 #define EXTR(p, q) (((uint16)(palette_animation_counter * (p)) * (q)) >> 16)
00975 #define EXTR2(p, q) (((uint16)(~palette_animation_counter * (p)) * (q)) >> 16)
00976
00977 void DoPaletteAnimations()
00978 {
00979
00980 static int palette_animation_counter = 0;
00981 palette_animation_counter += 8;
00982
00983 Blitter *blitter = BlitterFactory::GetCurrentBlitter();
00984 const Colour *s;
00985 const ExtraPaletteValues *ev = &_extra_palette_values;
00986 Colour old_val[PALETTE_ANIM_SIZE];
00987 const uint old_tc = palette_animation_counter;
00988 uint i;
00989 uint j;
00990
00991 if (blitter != NULL && blitter->UsePaletteAnimation() == Blitter::PALETTE_ANIMATION_NONE) {
00992 palette_animation_counter = 0;
00993 }
00994
00995 Colour *palette_pos = &_cur_palette.palette[PALETTE_ANIM_START];
00996
00997
00998 memcpy(old_val, palette_pos, sizeof(old_val));
00999
01000
01001 s = ev->fizzy_drink;
01002 j = EXTR2(512, EPV_CYCLES_FIZZY_DRINK);
01003 for (i = 0; i != EPV_CYCLES_FIZZY_DRINK; i++) {
01004 *palette_pos++ = s[j];
01005 j++;
01006 if (j == EPV_CYCLES_FIZZY_DRINK) j = 0;
01007 }
01008
01009
01010 s = ev->oil_refinery;
01011 j = EXTR2(512, EPV_CYCLES_OIL_REFINERY);
01012 for (i = 0; i != EPV_CYCLES_OIL_REFINERY; i++) {
01013 *palette_pos++ = s[j];
01014 j++;
01015 if (j == EPV_CYCLES_OIL_REFINERY) j = 0;
01016 }
01017
01018
01019 {
01020 byte i = (palette_animation_counter >> 1) & 0x7F;
01021 byte v;
01022
01023 if (i < 0x3f) {
01024 v = 255;
01025 } else if (i < 0x4A || i >= 0x75) {
01026 v = 128;
01027 } else {
01028 v = 20;
01029 }
01030 palette_pos->r = v;
01031 palette_pos->g = 0;
01032 palette_pos->b = 0;
01033 palette_pos++;
01034
01035 i ^= 0x40;
01036 if (i < 0x3f) {
01037 v = 255;
01038 } else if (i < 0x4A || i >= 0x75) {
01039 v = 128;
01040 } else {
01041 v = 20;
01042 }
01043 palette_pos->r = v;
01044 palette_pos->g = 0;
01045 palette_pos->b = 0;
01046 palette_pos++;
01047 }
01048
01049
01050 s = ev->lighthouse;
01051 j = EXTR(256, EPV_CYCLES_LIGHTHOUSE);
01052 for (i = 0; i != EPV_CYCLES_LIGHTHOUSE; i++) {
01053 *palette_pos++ = s[j];
01054 j++;
01055 if (j == EPV_CYCLES_LIGHTHOUSE) j = 0;
01056 }
01057
01058
01059 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->dark_water_toyland : ev->dark_water;
01060 j = EXTR(320, EPV_CYCLES_DARK_WATER);
01061 for (i = 0; i != EPV_CYCLES_DARK_WATER; i++) {
01062 *palette_pos++ = s[j];
01063 j++;
01064 if (j == EPV_CYCLES_DARK_WATER) j = 0;
01065 }
01066
01067
01068 s = (_settings_game.game_creation.landscape == LT_TOYLAND) ? ev->glitter_water_toyland : ev->glitter_water;
01069 j = EXTR(128, EPV_CYCLES_GLITTER_WATER);
01070 for (i = 0; i != EPV_CYCLES_GLITTER_WATER / 3; i++) {
01071 *palette_pos++ = s[j];
01072 j += 3;
01073 if (j >= EPV_CYCLES_GLITTER_WATER) j -= EPV_CYCLES_GLITTER_WATER;
01074 }
01075
01076 if (blitter != NULL && blitter->UsePaletteAnimation() == Blitter::PALETTE_ANIMATION_NONE) {
01077 palette_animation_counter = old_tc;
01078 } else {
01079 if (memcmp(old_val, &_cur_palette.palette[PALETTE_ANIM_START], sizeof(old_val)) != 0 && _cur_palette.count_dirty == 0) {
01080
01081 _cur_palette.first_dirty = PALETTE_ANIM_START;
01082 _cur_palette.count_dirty = PALETTE_ANIM_SIZE;
01083 }
01084 }
01085 }
01086
01092 TextColour GetContrastColour(uint8 background)
01093 {
01094 Colour c = _cur_palette.palette[background];
01095
01096
01097 uint sq1000_brightness = c.r * c.r * 299 + c.g * c.g * 587 + c.b * c.b * 114;
01098
01099 return sq1000_brightness < 128 * 128 * 1000 ? TC_WHITE : TC_BLACK;
01100 }
01101
01106 void LoadStringWidthTable(bool monospace)
01107 {
01108 for (FontSize fs = monospace ? FS_MONO : FS_BEGIN; fs < (monospace ? FS_END : FS_MONO); fs++) {
01109 for (uint i = 0; i != 224; i++) {
01110 _stringwidth_table[fs][i] = GetGlyphWidth(fs, i + 32);
01111 }
01112 }
01113
01114 ReInitAllWindows();
01115 }
01116
01123 byte GetCharacterWidth(FontSize size, WChar key)
01124 {
01125
01126 if (key >= 32 && key < 256) return _stringwidth_table[size][key - 32];
01127
01128 return GetGlyphWidth(size, key);
01129 }
01130
01136 byte GetDigitWidth(FontSize size)
01137 {
01138 byte width = 0;
01139 for (char c = '0'; c <= '9'; c++) {
01140 width = max(GetCharacterWidth(size, c), width);
01141 }
01142 return width;
01143 }
01144
01151 void GetBroadestDigit(uint *front, uint *next, FontSize size)
01152 {
01153 int width = -1;
01154 for (char c = '9'; c >= '0'; c--) {
01155 int w = GetCharacterWidth(size, c);
01156 if (w > width) {
01157 width = w;
01158 *next = c - '0';
01159 if (c != '0') *front = c - '0';
01160 }
01161 }
01162 }
01163
01164 void ScreenSizeChanged()
01165 {
01166 _dirty_bytes_per_line = CeilDiv(_screen.width, DIRTY_BLOCK_WIDTH);
01167 _dirty_blocks = ReallocT<byte>(_dirty_blocks, _dirty_bytes_per_line * CeilDiv(_screen.height, DIRTY_BLOCK_HEIGHT));
01168
01169
01170 if (_invalid_rect.right >= _screen.width) _invalid_rect.right = _screen.width;
01171 if (_invalid_rect.bottom >= _screen.height) _invalid_rect.bottom = _screen.height;
01172
01173
01174 _cursor.visible = false;
01175 }
01176
01177 void UndrawMouseCursor()
01178 {
01179
01180 if (_screen.dst_ptr == NULL) return;
01181
01182 if (_cursor.visible) {
01183 Blitter *blitter = BlitterFactory::GetCurrentBlitter();
01184 _cursor.visible = false;
01185 blitter->CopyFromBuffer(blitter->MoveTo(_screen.dst_ptr, _cursor.draw_pos.x, _cursor.draw_pos.y), _cursor_backup.GetBuffer(), _cursor.draw_size.x, _cursor.draw_size.y);
01186 VideoDriver::GetInstance()->MakeDirty(_cursor.draw_pos.x, _cursor.draw_pos.y, _cursor.draw_size.x, _cursor.draw_size.y);
01187 }
01188 }
01189
01190 void DrawMouseCursor()
01191 {
01192 #if defined(WINCE)
01193
01194 return;
01195 #endif
01196
01197
01198 if (_screen.dst_ptr == NULL) return;
01199
01200 Blitter *blitter = BlitterFactory::GetCurrentBlitter();
01201 int x;
01202 int y;
01203 int w;
01204 int h;
01205
01206
01207 if (!_cursor.in_window) return;
01208
01209
01210 if (_cursor.visible) {
01211 if (!_cursor.dirty) return;
01212 UndrawMouseCursor();
01213 }
01214
01215 w = _cursor.size.x;
01216 x = _cursor.pos.x + _cursor.offs.x + _cursor.short_vehicle_offset;
01217 if (x < 0) {
01218 w += x;
01219 x = 0;
01220 }
01221 if (w > _screen.width - x) w = _screen.width - x;
01222 if (w <= 0) return;
01223 _cursor.draw_pos.x = x;
01224 _cursor.draw_size.x = w;
01225
01226 h = _cursor.size.y;
01227 y = _cursor.pos.y + _cursor.offs.y;
01228 if (y < 0) {
01229 h += y;
01230 y = 0;
01231 }
01232 if (h > _screen.height - y) h = _screen.height - y;
01233 if (h <= 0) return;
01234 _cursor.draw_pos.y = y;
01235 _cursor.draw_size.y = h;
01236
01237 uint8 *buffer = _cursor_backup.Allocate(blitter->BufferSize(w, h));
01238
01239
01240 blitter->CopyToBuffer(blitter->MoveTo(_screen.dst_ptr, _cursor.draw_pos.x, _cursor.draw_pos.y), buffer, _cursor.draw_size.x, _cursor.draw_size.y);
01241
01242
01243 _cur_dpi = &_screen;
01244 DrawSprite(_cursor.sprite, _cursor.pal, _cursor.pos.x + _cursor.short_vehicle_offset, _cursor.pos.y);
01245
01246 VideoDriver::GetInstance()->MakeDirty(_cursor.draw_pos.x, _cursor.draw_pos.y, _cursor.draw_size.x, _cursor.draw_size.y);
01247
01248 _cursor.visible = true;
01249 _cursor.dirty = false;
01250 }
01251
01252 void RedrawScreenRect(int left, int top, int right, int bottom)
01253 {
01254 assert(right <= _screen.width && bottom <= _screen.height);
01255 if (_cursor.visible) {
01256 if (right > _cursor.draw_pos.x &&
01257 left < _cursor.draw_pos.x + _cursor.draw_size.x &&
01258 bottom > _cursor.draw_pos.y &&
01259 top < _cursor.draw_pos.y + _cursor.draw_size.y) {
01260 UndrawMouseCursor();
01261 }
01262 }
01263
01264 #ifdef ENABLE_NETWORK
01265 if (_networking) NetworkUndrawChatMessage();
01266 #endif
01267
01268 DrawOverlappedWindowForAll(left, top, right, bottom);
01269
01270 VideoDriver::GetInstance()->MakeDirty(left, top, right - left, bottom - top);
01271 }
01272
01278 void DrawDirtyBlocks()
01279 {
01280 byte *b = _dirty_blocks;
01281 const int w = Align(_screen.width, DIRTY_BLOCK_WIDTH);
01282 const int h = Align(_screen.height, DIRTY_BLOCK_HEIGHT);
01283 int x;
01284 int y;
01285
01286 if (HasModalProgress()) {
01287
01288
01289 _modal_progress_paint_mutex->EndCritical();
01290 _modal_progress_work_mutex->EndCritical();
01291
01292
01293 if (!IsFirstModalProgressLoop()) CSleep(MODAL_PROGRESS_REDRAW_TIMEOUT);
01294 _realtime_tick += MODAL_PROGRESS_REDRAW_TIMEOUT;
01295 _modal_progress_paint_mutex->BeginCritical();
01296 _modal_progress_work_mutex->BeginCritical();
01297
01298
01299
01300
01301
01302 if (_switch_mode != SM_NONE && !HasModalProgress()) return;
01303 }
01304
01305 y = 0;
01306 do {
01307 x = 0;
01308 do {
01309 if (*b != 0) {
01310 int left;
01311 int top;
01312 int right = x + DIRTY_BLOCK_WIDTH;
01313 int bottom = y;
01314 byte *p = b;
01315 int h2;
01316
01317
01318 do {
01319 *p = 0;
01320 p += _dirty_bytes_per_line;
01321 bottom += DIRTY_BLOCK_HEIGHT;
01322 } while (bottom != h && *p != 0);
01323
01324
01325 h2 = (bottom - y) / DIRTY_BLOCK_HEIGHT;
01326 assert(h2 > 0);
01327 p = b;
01328
01329 while (right != w) {
01330 byte *p2 = ++p;
01331 int h = h2;
01332
01333 do {
01334 if (!*p2) goto no_more_coalesc;
01335 p2 += _dirty_bytes_per_line;
01336 } while (--h != 0);
01337
01338
01339
01340 right += DIRTY_BLOCK_WIDTH;
01341
01342 h = h2;
01343 p2 = p;
01344 do {
01345 *p2 = 0;
01346 p2 += _dirty_bytes_per_line;
01347 } while (--h != 0);
01348 }
01349 no_more_coalesc:
01350
01351 left = x;
01352 top = y;
01353
01354 if (left < _invalid_rect.left ) left = _invalid_rect.left;
01355 if (top < _invalid_rect.top ) top = _invalid_rect.top;
01356 if (right > _invalid_rect.right ) right = _invalid_rect.right;
01357 if (bottom > _invalid_rect.bottom) bottom = _invalid_rect.bottom;
01358
01359 if (left < right && top < bottom) {
01360 RedrawScreenRect(left, top, right, bottom);
01361 }
01362
01363 }
01364 } while (b++, (x += DIRTY_BLOCK_WIDTH) != w);
01365 } while (b += -(int)(w / DIRTY_BLOCK_WIDTH) + _dirty_bytes_per_line, (y += DIRTY_BLOCK_HEIGHT) != h);
01366
01367 ++_dirty_block_colour;
01368 _invalid_rect.left = w;
01369 _invalid_rect.top = h;
01370 _invalid_rect.right = 0;
01371 _invalid_rect.bottom = 0;
01372 }
01373
01389 void SetDirtyBlocks(int left, int top, int right, int bottom)
01390 {
01391 byte *b;
01392 int width;
01393 int height;
01394
01395 if (left < 0) left = 0;
01396 if (top < 0) top = 0;
01397 if (right > _screen.width) right = _screen.width;
01398 if (bottom > _screen.height) bottom = _screen.height;
01399
01400 if (left >= right || top >= bottom) return;
01401
01402 if (left < _invalid_rect.left ) _invalid_rect.left = left;
01403 if (top < _invalid_rect.top ) _invalid_rect.top = top;
01404 if (right > _invalid_rect.right ) _invalid_rect.right = right;
01405 if (bottom > _invalid_rect.bottom) _invalid_rect.bottom = bottom;
01406
01407 left /= DIRTY_BLOCK_WIDTH;
01408 top /= DIRTY_BLOCK_HEIGHT;
01409
01410 b = _dirty_blocks + top * _dirty_bytes_per_line + left;
01411
01412 width = ((right - 1) / DIRTY_BLOCK_WIDTH) - left + 1;
01413 height = ((bottom - 1) / DIRTY_BLOCK_HEIGHT) - top + 1;
01414
01415 assert(width > 0 && height > 0);
01416
01417 do {
01418 int i = width;
01419
01420 do b[--i] = 0xFF; while (i != 0);
01421
01422 b += _dirty_bytes_per_line;
01423 } while (--height != 0);
01424 }
01425
01432 void MarkWholeScreenDirty()
01433 {
01434 SetDirtyBlocks(0, 0, _screen.width, _screen.height);
01435 }
01436
01451 bool FillDrawPixelInfo(DrawPixelInfo *n, int left, int top, int width, int height)
01452 {
01453 Blitter *blitter = BlitterFactory::GetCurrentBlitter();
01454 const DrawPixelInfo *o = _cur_dpi;
01455
01456 n->zoom = ZOOM_LVL_NORMAL;
01457
01458 assert(width > 0);
01459 assert(height > 0);
01460
01461 if ((left -= o->left) < 0) {
01462 width += left;
01463 if (width <= 0) return false;
01464 n->left = -left;
01465 left = 0;
01466 } else {
01467 n->left = 0;
01468 }
01469
01470 if (width > o->width - left) {
01471 width = o->width - left;
01472 if (width <= 0) return false;
01473 }
01474 n->width = width;
01475
01476 if ((top -= o->top) < 0) {
01477 height += top;
01478 if (height <= 0) return false;
01479 n->top = -top;
01480 top = 0;
01481 } else {
01482 n->top = 0;
01483 }
01484
01485 n->dst_ptr = blitter->MoveTo(o->dst_ptr, left, top);
01486 n->pitch = o->pitch;
01487
01488 if (height > o->height - top) {
01489 height = o->height - top;
01490 if (height <= 0) return false;
01491 }
01492 n->height = height;
01493
01494 return true;
01495 }
01496
01501 void UpdateCursorSize()
01502 {
01503 CursorVars *cv = &_cursor;
01504 const Sprite *p = GetSprite(GB(cv->sprite, 0, SPRITE_WIDTH), ST_NORMAL);
01505
01506 cv->size.y = UnScaleByZoom(p->height, ZOOM_LVL_GUI);
01507 cv->size.x = UnScaleByZoom(p->width, ZOOM_LVL_GUI);
01508 cv->offs.x = UnScaleByZoom(p->x_offs, ZOOM_LVL_GUI);
01509 cv->offs.y = UnScaleByZoom(p->y_offs, ZOOM_LVL_GUI);
01510
01511 cv->dirty = true;
01512 }
01513
01519 static void SetCursorSprite(CursorID cursor, PaletteID pal)
01520 {
01521 CursorVars *cv = &_cursor;
01522 if (cv->sprite == cursor) return;
01523
01524 cv->sprite = cursor;
01525 cv->pal = pal;
01526 UpdateCursorSize();
01527
01528 cv->short_vehicle_offset = 0;
01529 }
01530
01531 static void SwitchAnimatedCursor()
01532 {
01533 const AnimCursor *cur = _cursor.animate_cur;
01534
01535 if (cur == NULL || cur->sprite == AnimCursor::LAST) cur = _cursor.animate_list;
01536
01537 SetCursorSprite(cur->sprite, _cursor.pal);
01538
01539 _cursor.animate_timeout = cur->display_time;
01540 _cursor.animate_cur = cur + 1;
01541 }
01542
01543 void CursorTick()
01544 {
01545 if (_cursor.animate_timeout != 0 && --_cursor.animate_timeout == 0) {
01546 SwitchAnimatedCursor();
01547 }
01548 }
01549
01556 void SetMouseCursor(CursorID sprite, PaletteID pal)
01557 {
01558
01559 _cursor.animate_timeout = 0;
01560
01561 SetCursorSprite(sprite, pal);
01562 }
01563
01569 void SetAnimatedMouseCursor(const AnimCursor *table)
01570 {
01571 _cursor.animate_list = table;
01572 _cursor.animate_cur = NULL;
01573 _cursor.pal = PAL_NONE;
01574 SwitchAnimatedCursor();
01575 }
01576
01577 bool ChangeResInGame(int width, int height)
01578 {
01579 return (_screen.width == width && _screen.height == height) || VideoDriver::GetInstance()->ChangeResolution(width, height);
01580 }
01581
01582 bool ToggleFullScreen(bool fs)
01583 {
01584 bool result = VideoDriver::GetInstance()->ToggleFullscreen(fs);
01585 if (_fullscreen != fs && _num_resolutions == 0) {
01586 DEBUG(driver, 0, "Could not find a suitable fullscreen resolution");
01587 }
01588 return result;
01589 }
01590
01591 static int CDECL compare_res(const Dimension *pa, const Dimension *pb)
01592 {
01593 int x = pa->width - pb->width;
01594 if (x != 0) return x;
01595 return pa->height - pb->height;
01596 }
01597
01598 void SortResolutions(int count)
01599 {
01600 QSortT(_resolutions, count, &compare_res);
01601 }