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(svn r13565) -Change [FS#2077]: when invisibility is set, sprite sequences are now drawn until first non-opaque sprite is found (bit 14 not set)

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This is to balance performance, code complexity and NewGRF requirements
This commit is contained in:
smatz 2008-06-18 16:48:58 +00:00
parent 883ffd1683
commit 811ae0ac3f
4 changed files with 13 additions and 12 deletions
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6
src/newgrf_house.cpp
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@ -330,15 +330,15 @@ void DrawTileLayout(const TileInfo *ti, const SpriteGroup *group, byte stage, Ho
if (GB(image, 0, SPRITE_WIDTH) != 0) DrawGroundSprite(image, pal);
/* End now, if houses are invisible */
if (IsInvisibilitySet(TO_HOUSES)) return;
foreach_draw_tile_seq(dtss, dts->seq) {
if (GB(dtss->image.sprite, 0, SPRITE_WIDTH) == 0) continue;
image = dtss->image.sprite;
pal = dtss->image.pal;
/* Stop drawing sprite sequence once we meet a sprite that doesn't have to be opaque */
if (IsInvisibilitySet(TO_HOUSES) && !HasBit(image, SPRITE_MODIFIER_OPAQUE)) return;
if (IS_CUSTOM_SPRITE(image)) image += stage;
if ((HasBit(image, SPRITE_MODIFIER_OPAQUE) || !IsTransparencySet(TO_HOUSES)) && HasBit(image, PALETTE_MODIFIER_COLOR)) {

6
src/newgrf_industrytiles.cpp
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@ -187,15 +187,15 @@ void IndustryDrawTileLayout(const TileInfo *ti, const SpriteGroup *group, byte r
if (GB(image, 0, SPRITE_WIDTH) != 0) DrawGroundSprite(image, pal);
/* End now if industries are invisible */
if (IsInvisibilitySet(TO_INDUSTRIES)) return;
foreach_draw_tile_seq(dtss, dts->seq) {
if (GB(dtss->image.sprite, 0, SPRITE_WIDTH) == 0) continue;
image = dtss->image.sprite;
pal = dtss->image.pal;
/* Stop drawing sprite sequence once we meet a sprite that doesn't have to be opaque */
if (IsInvisibilitySet(TO_INDUSTRIES) && !HasBit(image, SPRITE_MODIFIER_OPAQUE)) return;
if (IS_CUSTOM_SPRITE(image)) image += stage;
if (HasBit(image, PALETTE_MODIFIER_COLOR)) {

6
src/rail_cmd.cpp
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@ -1847,13 +1847,13 @@ default_waypoint:
if (HasCatenaryDrawn(GetRailType(ti->tile))) DrawCatenary(ti);
/* End now if buildings are invisible */
if (IsInvisibilitySet(TO_BUILDINGS)) return;
foreach_draw_tile_seq(dtss, dts->seq) {
SpriteID image = dtss->image.sprite;
SpriteID pal;
/* Stop drawing sprite sequence once we meet a sprite that doesn't have to be opaque */
if (IsInvisibilitySet(TO_BUILDINGS) && !HasBit(image, SPRITE_MODIFIER_OPAQUE)) return;
/* Unlike stations, our default waypoint has no variation for
* different railtype, so don't use the railtype offset if
* no relocation is set */

7
src/station_cmd.cpp
View File

@ -2221,12 +2221,13 @@ static void DrawTile_Station(TileInfo *ti)
DrawTramCatenary(ti, axis == AXIS_X ? ROAD_X : ROAD_Y);
}
/* End now if buildings are invisible */
if (IsInvisibilitySet(TO_BUILDINGS)) return;
const DrawTileSeqStruct *dtss;
foreach_draw_tile_seq(dtss, t->seq) {
SpriteID image = dtss->image.sprite;
/* Stop drawing sprite sequence once we meet a sprite that doesn't have to be opaque */
if (IsInvisibilitySet(TO_BUILDINGS) && !HasBit(image, SPRITE_MODIFIER_OPAQUE)) return;
if (relocation == 0 || HasBit(image, SPRITE_MODIFIER_USE_OFFSET)) {
image += total_offset;
} else {