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(svn r10226) -Codechange: Add support for newindustry tiles drawing.

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Heavily based on Maedhros's newhouses implementation
This commit is contained in:
belugas
2007-06-19 17:33:12 +00:00
parent 2a6b7e4e02
commit 2ad0d708cc
3 changed files with 91 additions and 7 deletions
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68
src/newgrf_industrytiles.cpp
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@@ -143,6 +143,44 @@ static void NewIndustryTileResolver(ResolverObject *res, IndustryGfx gfx, TileIn
res->reseed = 0;
}
void IndustryDrawTileLayout(const TileInfo *ti, const SpriteGroup *group, byte rnd_color, byte stage, IndustryGfx gfx)
{
const DrawTileSprites *dts = group->g.layout.dts;
const DrawTileSeqStruct *dtss;
SpriteID image = dts->ground_sprite;
SpriteID pal = dts->ground_pal;
if (GB(image, 0, SPRITE_WIDTH) != 0) DrawGroundSprite(image, pal);
foreach_draw_tile_seq(dtss, dts->seq) {
if (GB(dtss->image, 0, SPRITE_WIDTH) == 0) continue;
image = dtss->image + stage;
pal = dtss->pal;
if (!HASBIT(image, SPRITE_MODIFIER_OPAQUE) && HASBIT(_transparent_opt, TO_INDUSTRIES)) {
SETBIT(image, PALETTE_MODIFIER_TRANSPARENT);
pal = PALETTE_TO_TRANSPARENT;
} else if (HASBIT(image, PALETTE_MODIFIER_COLOR)) {
pal = GENERAL_SPRITE_COLOR(rnd_color);
} else {
pal = PAL_NONE;
}
if ((byte)dtss->delta_z != 0x80) {
AddSortableSpriteToDraw(
image, pal,
ti->x + dtss->delta_x, ti->y + dtss->delta_y,
dtss->size_x, dtss->size_y,
dtss->size_z, ti->z + dtss->delta_z
);
} else {
AddChildSpriteScreen(image, pal, dtss->delta_x, dtss->delta_y);
}
}
}
uint16 GetIndustryTileCallback(uint16 callback, uint32 param1, uint32 param2, IndustryGfx gfx_id, Industry *industry, TileIndex tile)
{
ResolverObject object;
@@ -158,3 +196,33 @@ uint16 GetIndustryTileCallback(uint16 callback, uint32 param1, uint32 param2, In
return group->g.callback.result;
}
bool DrawNewIndustryTile(TileInfo *ti, Industry *i, IndustryGfx gfx, const IndustryTileSpec *inds)
{
const SpriteGroup *group;
ResolverObject object;
if (ti->tileh != SLOPE_FLAT) {
bool draw_old_one = true;
if (HASBIT(inds->callback_flags, CBM_INDT_DRAW_FOUNDATIONS)) {
/* Called to determine the type (if any) of foundation to draw for industry tile */
uint32 callback_res = GetIndustryTileCallback(CBID_INDUSTRY_DRAW_FOUNDATIONS, 0, 0, gfx, i, ti->tile);
draw_old_one = callback_res == 0 || callback_res == CALLBACK_FAILED;
}
if (draw_old_one) DrawFoundation(ti, ti->tileh);
}
NewIndustryTileResolver(&object, gfx, ti->tile, i);
group = Resolve(inds->grf_prop.spritegroup, &object);
if (group == NULL || group->type != SGT_TILELAYOUT) {
return false;
} else {
/* Limit the building stage to the number of stages supplied. */
byte stage = GetIndustryConstructionStage(ti->tile);
stage = clamp(stage - 4 + group->g.layout.num_sprites, 0, group->g.layout.num_sprites - 1);
IndustryDrawTileLayout(ti, group, i->random_color, stage, gfx);
return true;
}
}