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(svn r22923) -Codechange: Move application of the construction stage into TileLayoutSpriteGroup::ProcessRegisters().

This commit is contained in:
frosch 2011-09-11 15:09:13 +00:00
parent b4d7919f8a
commit de27360549
5 changed files with 20 additions and 21 deletions
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19
src/newgrf_commons.h
View File

@ -69,6 +69,25 @@ enum TileLayoutFlags {
};
DECLARE_ENUM_AS_BIT_SET(TileLayoutFlags)
/**
* Determines which sprite to use from a spriteset for a specific construction stage.
* @param construction_stage Construction stage 0 - 3.
* @param num_sprites Number of available sprites to select stage from.
* @return Sprite to use
*/
static inline uint GetConstructionStageOffset(uint construction_stage, uint num_sprites)
{
assert(num_sprites > 0);
if (num_sprites > 4) num_sprites = 4;
switch (construction_stage) {
case 0: return 0;
case 1: return num_sprites > 2 ? 1 : 0;
case 2: return num_sprites > 2 ? num_sprites - 2 : 0;
case 3: return num_sprites - 1;
default: NOT_REACHED();
}
}
/**
* Additional modifiers for items in sprite layouts.
*/

1
src/newgrf_house.cpp
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@ -476,7 +476,6 @@ void DrawNewHouseTile(TileInfo *ti, HouseID house_id)
/* Limit the building stage to the number of stages supplied. */
const TileLayoutSpriteGroup *tlgroup = (const TileLayoutSpriteGroup *)group;
byte stage = GetHouseBuildingStage(ti->tile);
stage = tlgroup->GetConstructionStageOffset(stage);
DrawTileLayout(ti, tlgroup, stage, house_id);
}
}

1
src/newgrf_industrytiles.cpp
View File

@ -263,7 +263,6 @@ bool DrawNewIndustryTile(TileInfo *ti, Industry *i, IndustryGfx gfx, const Indus
/* Limit the building stage to the number of stages supplied. */
const TileLayoutSpriteGroup *tlgroup = (const TileLayoutSpriteGroup *)group;
byte stage = GetIndustryConstructionStage(ti->tile);
stage = tlgroup->GetConstructionStageOffset(stage);
IndustryDrawTileLayout(ti, tlgroup, i->random_colour, stage, gfx);
return true;
}

1
src/newgrf_spritegroup.cpp
View File

@ -236,6 +236,7 @@ const SpriteGroup *RealSpriteGroup::Resolve(ResolverObject *object) const
*/
const DrawTileSprites *TileLayoutSpriteGroup::ProcessRegisters(uint8 *stage) const
{
if (stage != NULL) *stage = GetConstructionStageOffset(*stage, this->num_building_stages);
if (!this->dts.NeedsPreprocessing()) return &this->dts;
static DrawTileSprites result;

19
src/newgrf_spritegroup.h
View File

@ -292,25 +292,6 @@ struct TileLayoutSpriteGroup : SpriteGroup {
NewGRFSpriteLayout dts;
const DrawTileSprites *ProcessRegisters(uint8 *stage) const;
/**
* Determines which sprite to use from a spriteset for a specific construction stage.
* @param construction_stage Construction stage 0 - 3.
* @return Sprite to use
*/
uint GetConstructionStageOffset(uint construction_stage) const
{
uint num_sprites = this->num_building_stages;
assert(num_sprites > 0);
if (num_sprites > 4) num_sprites = 4;
switch (construction_stage) {
case 0: return 0;
case 1: return num_sprites > 2 ? 1 : 0;
case 2: return num_sprites > 2 ? num_sprites - 2 : 0;
case 3: return num_sprites - 1;
default: NOT_REACHED();
}
}
};
struct IndustryProductionSpriteGroup : SpriteGroup {