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(svn r10696) -Codechange: remove duplication of the "make sprite transparent" code.

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This commit is contained in:
rubidium
2007-07-26 14:07:11 +00:00
parent e97c2bf621
commit a26ef1ee3a
15 changed files with 86 additions and 220 deletions
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66
src/tunnelbridge_cmd.cpp
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@@ -831,7 +831,6 @@ static void DrawBridgePillars(const PalSpriteID *psid, const TileInfo* ti, Axis
int back_height, front_height;
int i = z;
const byte *p;
SpriteID pal;
static const byte _tileh_bits[4][8] = {
{ 2, 1, 8, 4, 16, 2, 0, 9 },
@@ -840,13 +839,6 @@ static void DrawBridgePillars(const PalSpriteID *psid, const TileInfo* ti, Axis
{ 2, 4, 8, 1, 2, 16, 9, 0 }
};
if (HASBIT(_transparent_opt, TO_BRIDGES)) {
SETBIT(image, PALETTE_MODIFIER_TRANSPARENT);
pal = PALETTE_TO_TRANSPARENT;
} else {
pal = psid->pal;
}
p = _tileh_bits[(image & 1) * 2 + (axis == AXIS_X ? 0 : 1)];
front_height = ti->z + (ti->tileh & p[0] ? TILE_HEIGHT : 0);
back_height = ti->z + (ti->tileh & p[1] ? TILE_HEIGHT : 0);
@@ -861,11 +853,11 @@ static void DrawBridgePillars(const PalSpriteID *psid, const TileInfo* ti, Axis
* sprites is at the top
*/
if (z >= front_height) { // front facing pillar
AddSortableSpriteToDraw(image, pal, x, y, p[4], p[5], 1, z);
AddSortableSpriteToDraw(image, psid->pal, x, y, p[4], p[5], 1, z, HASBIT(_transparent_opt, TO_BRIDGES));
}
if (drawfarpillar && z >= back_height && z < i - TILE_HEIGHT) { // back facing pillar
AddSortableSpriteToDraw(image, pal, x - p[6], y - p[7], p[4], p[5], 1, z);
AddSortableSpriteToDraw(image, psid->pal, x - p[6], y - p[7], p[4], p[5], 1, z, HASBIT(_transparent_opt, TO_BRIDGES));
}
}
}
@@ -912,18 +904,9 @@ static void DrawBridgeTramBits(int x, int y, byte z, int offset, bool overlay)
AddSortableSpriteToDraw(SPR_TRAMWAY_BASE + tram_offsets[overlay][offset], PAL_NONE, x, y, size_x[offset], size_y[offset], offset >= 2 ? 1 : 0, z);
SpriteID front = SPR_TRAMWAY_BASE + front_offsets[offset];
SpriteID back = SPR_TRAMWAY_BASE + back_offsets[offset];
SpriteID pal = PAL_NONE;
if (HASBIT(_transparent_opt, TO_BUILDINGS)) {
SETBIT(front, PALETTE_MODIFIER_TRANSPARENT);
SETBIT(back, PALETTE_MODIFIER_TRANSPARENT);
pal = PALETTE_TO_TRANSPARENT;
}
AddSortableSpriteToDraw(back, pal, x, y, size_x[offset], size_y[offset], 0, z);
AddSortableSpriteToDraw(SPR_TRAMWAY_BASE + back_offsets[offset], PAL_NONE, x, y, size_x[offset], size_y[offset], 0, z, HASBIT(_transparent_opt, TO_BUILDINGS));
/* For sloped sprites the bounding box needs to be higher, as the pylons stop on a higher point */
AddSortableSpriteToDraw(front, pal, x, y, size_x[offset], size_y[offset], offset >= 2 ? 0x30 : 0x10, z);
AddSortableSpriteToDraw(SPR_TRAMWAY_BASE + front_offsets[offset], PAL_NONE, x, y, size_x[offset], size_y[offset], offset >= 2 ? 0x30 : 0x10, z, HASBIT(_transparent_opt, TO_BUILDINGS));
}
/**
@@ -942,7 +925,6 @@ static void DrawBridgeTramBits(int x, int y, byte z, int offset, bool overlay)
static void DrawTile_TunnelBridge(TileInfo *ti)
{
SpriteID image;
SpriteID pal;
if (IsTunnel(ti->tile)) {
if (GetTunnelTransportType(ti->tile) == TRANSPORT_RAIL) {
@@ -1005,21 +987,13 @@ static void DrawTile_TunnelBridge(TileInfo *ti)
DrawGroundSprite(SPR_FLAT_SNOWY_TILE + _tileh_to_sprite[ti->tileh], PAL_NONE);
}
image = psid->sprite;
/* draw ramp */
if (HASBIT(_transparent_opt, TO_BRIDGES)) {
SETBIT(image, PALETTE_MODIFIER_TRANSPARENT);
pal = PALETTE_TO_TRANSPARENT;
} else {
pal = psid->pal;
}
/* HACK set the height of the BB of a sloped ramp to 1 so a vehicle on
* it doesn't disappear behind it
*/
AddSortableSpriteToDraw(
image, pal, ti->x, ti->y, 16, 16, ti->tileh == SLOPE_FLAT ? 0 : 8, ti->z
psid->sprite, psid->pal, ti->x, ti->y, 16, 16, ti->tileh == SLOPE_FLAT ? 0 : 8, ti->z, HASBIT(_transparent_opt, TO_BRIDGES)
);
if (GetBridgeTransportType(ti->tile) == TRANSPORT_ROAD) {
@@ -1082,8 +1056,6 @@ static uint CalcBridgePiece(uint north, uint south)
void DrawBridgeMiddle(const TileInfo* ti)
{
const PalSpriteID* psid;
SpriteID image;
SpriteID pal;
uint base_offset;
TileIndex rampnorth;
TileIndex rampsouth;
@@ -1120,28 +1092,13 @@ void DrawBridgeMiddle(const TileInfo* ti)
uint bridge_z = GetBridgeHeight(rampsouth);
z = bridge_z - 3;
image = psid->sprite;
if (HASBIT(_transparent_opt, TO_BRIDGES)) {
SETBIT(image, PALETTE_MODIFIER_TRANSPARENT);
pal = PALETTE_TO_TRANSPARENT;
} else {
pal = psid->pal;
}
if (axis == AXIS_X) {
AddSortableSpriteToDraw(image, pal, x, y, 16, 11, 1, z);
AddSortableSpriteToDraw(psid->sprite, psid->pal, x, y, 16, 11, 1, z, HASBIT(_transparent_opt, TO_BRIDGES));
} else {
AddSortableSpriteToDraw(image, pal, x, y, 11, 16, 1, z);
AddSortableSpriteToDraw(psid->sprite, psid->pal, x, y, 11, 16, 1, z, HASBIT(_transparent_opt, TO_BRIDGES));
}
psid++;
image = psid->sprite;
if (HASBIT(_transparent_opt, TO_BRIDGES)) {
SETBIT(image, PALETTE_MODIFIER_TRANSPARENT);
pal = PALETTE_TO_TRANSPARENT;
} else {
pal = psid->pal;
}
if (GetBridgeTransportType(rampsouth) == TRANSPORT_ROAD) {
RoadTypes rts = GetRoadTypes(rampsouth);
@@ -1156,22 +1113,21 @@ void DrawBridgeMiddle(const TileInfo* ti)
/* draw roof, the component of the bridge which is logically between the vehicle and the camera */
if (axis == AXIS_X) {
y += 12;
if (image & SPRITE_MASK) AddSortableSpriteToDraw(image, pal, x, y, 16, 1, 0x28, z);
if (psid->sprite & SPRITE_MASK) AddSortableSpriteToDraw(psid->sprite, psid->pal, x, y, 16, 1, 0x28, z, HASBIT(_transparent_opt, TO_BRIDGES));
} else {
x += 12;
if (image & SPRITE_MASK) AddSortableSpriteToDraw(image, pal, x, y, 1, 16, 0x28, z);
if (psid->sprite & SPRITE_MASK) AddSortableSpriteToDraw(psid->sprite, psid->pal, x, y, 1, 16, 0x28, z, HASBIT(_transparent_opt, TO_BRIDGES));
}
psid++;
if (ti->z + 5 == z) {
/* draw poles below for small bridges */
if (psid->sprite != 0) {
image = psid->sprite;
SpriteID image = psid->sprite;
SpriteID pal = psid->pal;
if (HASBIT(_transparent_opt, TO_BRIDGES)) {
SETBIT(image, PALETTE_MODIFIER_TRANSPARENT);
pal = PALETTE_TO_TRANSPARENT;
} else {
pal = psid->pal;
}
DrawGroundSpriteAt(image, pal, x, y, z);