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@ -770,59 +770,82 @@ const byte _road_sloped_sprites[14] = {
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0, 0
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};
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static void DrawTile_Road(TileInfo *ti)
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/**
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* Draw ground sprite and road pieces
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* @param ti TileInfo
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* @param road RoadBits to draw
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* @param ground_type Ground type
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* @param snow Draw snow
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* @param flat Draw foundation
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*/
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void DrawRoadBits(TileInfo *ti, byte road, byte ground_type, bool snow, bool flat)
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{
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uint32 image;
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uint16 m2;
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const DrawRoadTileStruct *drts;
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PalSpriteID image = 0;
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if ( (ti->map5 & 0xF0) == 0) { // if it is a road the upper 4 bits are 0
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const DrawRoadTileStruct *drts;
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if (ti->tileh != 0) {
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int foundation;
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if (flat) {
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foundation = ti->tileh;
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} else {
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foundation = GetRoadFoundation(ti->tileh, road);
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}
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if (foundation != 0)
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DrawFoundation(ti, foundation);
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// DrawFoundation() modifies ti.
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// Default sloped sprites..
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if (ti->tileh != 0) {
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int f = GetRoadFoundation(ti->tileh, ti->map5 & 0xF);
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if (f) DrawFoundation(ti, f);
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// default sloped sprites..
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if (ti->tileh != 0) {
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image = _road_sloped_sprites[ti->tileh - 1] + 0x53F;
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} else {
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image = _road_tile_sprites_1[ti->map5 & 0xF];
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}
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} else {
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image = _road_tile_sprites_1[ti->map5 & 0xF];
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image = _road_sloped_sprites[ti->tileh - 1] + 0x53F;
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}
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}
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m2 = GB(_m[ti->tile].m4, 4, 3);
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if (image == 0)
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image = _road_tile_sprites_1[road];
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if (m2 == 0) image |= PALETTE_TO_BARE_LAND;
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if (ground_type == 0)
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image |= PALETTE_TO_BARE_LAND;
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if (_m[ti->tile].m4 & 0x80) {
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image += 19;
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} else if (m2 > 1 && m2 != 6) {
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image -= 19; /* pavement along the road? */
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}
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if (snow) {
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image += 19;
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} else if (ground_type > 1 && ground_type != 6) {
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// Pavement tiles.
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image -= 19;
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}
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DrawGroundSprite(image);
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DrawGroundSprite(image);
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if (!(_display_opt & DO_FULL_DETAIL) || _cur_dpi->zoom == 2)
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return;
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// Return if full detail is disabled, or we are zoomed fully out.
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if (!(_display_opt & DO_FULL_DETAIL) || _cur_dpi->zoom == 2)
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return;
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if (m2 >= 6) {
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// roadwork
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DrawGroundSprite(0x586 + ((ti->map5&8)!=0 ? 0 : 1));
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return;
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}
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if (ground_type >= 6) {
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// Road works
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DrawGroundSprite(0x586 + (HASBIT(road, 4) ? 0 : 1));
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return;
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}
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// Draw extra details.
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drts = _road_display_table[ground_type][road];
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while ((image = drts->image) != 0) {
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int x = ti->x | drts->subcoord_x;
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int y = ti->y | drts->subcoord_y;
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byte z = ti->z;
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if (ti->tileh != 0)
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z = GetSlopeZ(x, y);
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AddSortableSpriteToDraw(image, x, y, 2, 2, 0x10, z);
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drts++;
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}
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}
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drts = _road_display_table[m2][ti->map5 & 0xF];
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static void DrawTile_Road(TileInfo *ti)
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{
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PalSpriteID image;
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uint16 m2;
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while ((image = drts->image) != 0) {
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int x = ti->x | drts->subcoord_x;
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int y = ti->y | drts->subcoord_y;
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byte z = ti->z;
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if (ti->tileh != 0) z = GetSlopeZ(x, y);
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AddSortableSpriteToDraw(image, x, y, 2, 2, 0x10, z);
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drts++;
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}
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if ( (ti->map5 & 0xF0) == 0) { // if it is a road the upper 4 bits are 0
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DrawRoadBits(ti, GB(ti->map5, 0, 4), GB(_m[ti->tile].m4, 4, 3), HASBIT(_m[ti->tile].m4, 7), false);
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} else if ( (ti->map5 & 0xE0) == 0) { // railroad crossing
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int f = GetRoadFoundation(ti->tileh, ti->map5 & 0xF);
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if (f) DrawFoundation(ti, f);
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