/// Set up the texture coordinates for a tile
static void getTileTexCoords(Vector2f *uv, unsigned int tileNumber)
{
/* unmask proper values from compressed data */
const unsigned short texture = TileNumber_texture(tileNumber);
const unsigned short tile = TileNumber_tile(tileNumber);
/* Used to calculate texture coordinates */
const float xMult = 1.0f / TILES_IN_PAGE_COLUMN;
const float yMult = 1.0f / TILES_IN_PAGE_ROW;
float texsize = (float)getTextureSize();
float centertile, shiftamount, one;
Vector2f sP1, sP2, sP3, sP4, sPTemp;
// the decals are 128x128 (at this time), we should not go above this value. See note above
if (texsize > MAX_TILE_TEXTURE_SIZE)
{
texsize = MAX_TILE_TEXTURE_SIZE;
}
centertile = 0.5f / texsize; //compute center of tile
shiftamount = (texsize -1.0) / texsize; // 1 pixel border
one = 1.0f / (TILES_IN_PAGE_COLUMN * texsize);
// bump the texture coords, for 1 pixel border, so our range is [.5,(texsize - .5)]
one += centertile * shiftamount;
/*
* Points for flipping the texture around if the tile is flipped or rotated
* Store the source rect as four points
*/
sP1.x = one;
sP1.y = one;
sP2.x = xMult - one;
sP2.y = one;
sP3.x = xMult - one;
sP3.y = yMult - one;
sP4.x = one;
sP4.y = yMult - one;
if (texture & TILE_XFLIP)
{
sPTemp = sP1;
sP1 = sP2;
sP2 = sPTemp;
sPTemp = sP3;
sP3 = sP4;
sP4 = sPTemp;
}
if (texture & TILE_YFLIP)
{
sPTemp = sP1;
sP1 = sP4;
sP4 = sPTemp;
sPTemp = sP2;
sP2 = sP3;
sP3 = sPTemp;
}
switch ((texture & TILE_ROTMASK) >> TILE_ROTSHIFT)
{
case 1:
sPTemp = sP1;
sP1 = sP4;
sP4 = sP3;
sP3 = sP2;
sP2 = sPTemp;
break;
case 2:
sPTemp = sP1;
sP1 = sP3;
sP3 = sPTemp;
sPTemp = sP4;
sP4 = sP2;
sP2 = sPTemp;
break;
case 3:
sPTemp = sP1;
sP1 = sP2;
sP2 = sP3;
sP3 = sP4;
sP4 = sPTemp;
break;
}
uv[0 + 0].x = tileTexInfo[tile].uOffset + sP1.x;
uv[0 + 0].y = tileTexInfo[tile].vOffset + sP1.y;
uv[0 + 2].x = tileTexInfo[tile].uOffset + sP2.x;
uv[0 + 2].y = tileTexInfo[tile].vOffset + sP2.y;
uv[1 + 2].x = tileTexInfo[tile].uOffset + sP3.x;
uv[1 + 2].y = tileTexInfo[tile].vOffset + sP3.y;
uv[1 + 0].x = tileTexInfo[tile].uOffset + sP4.x;
uv[1 + 0].y = tileTexInfo[tile].vOffset + sP4.y;
}
/// Set up the texture coordinates for a tile
static Vector2f getTileTexCoords(Vector2f *uv, unsigned int tileNumber)
{
/* unmask proper values from compressed data */
const unsigned short texture = TileNumber_texture(tileNumber);
const unsigned short tile = TileNumber_tile(tileNumber);
/* Used to calculate texture coordinates */
const float xMult = 1.0f / TILES_IN_PAGE_COLUMN;
const float yMult = 1.0f / TILES_IN_PAGE_ROW;
float texsize = (float)getTextureSize();
// the decals are 128x128 (at this time), we should not go above this value. See note above
if (texsize > MAX_TILE_TEXTURE_SIZE)
{
texsize = MAX_TILE_TEXTURE_SIZE;
}
const float centertile = 0.5f / texsize; // compute center of tile
const float shiftamount = (texsize - 1.0) / texsize; // 1 pixel border
// bump the texture coords, for 1 pixel border, so our range is [.5,(texsize - .5)]
const float one = 1.0f / (TILES_IN_PAGE_COLUMN * texsize) + centertile * shiftamount;
/*
* Points for flipping the texture around if the tile is flipped or rotated
* Store the source rect as four points
*/
Vector2f sP1 { one, one };
Vector2f sP2 { xMult - one, one };
Vector2f sP3 { xMult - one, yMult - one };
Vector2f sP4 { one, yMult - one };
if (texture & TILE_XFLIP)
{
std::swap(sP1, sP2);
std::swap(sP3, sP4);
}
if (texture & TILE_YFLIP)
{
std::swap(sP1, sP4);
std::swap(sP2, sP3);
}
Vector2f sPTemp;
switch ((texture & TILE_ROTMASK) >> TILE_ROTSHIFT)
{
case 1:
sPTemp = sP1;
sP1 = sP4;
sP4 = sP3;
sP3 = sP2;
sP2 = sPTemp;
break;
case 2:
sPTemp = sP1;
sP1 = sP3;
sP3 = sPTemp;
sPTemp = sP4;
sP4 = sP2;
sP2 = sPTemp;
break;
case 3:
sPTemp = sP1;
sP1 = sP2;
sP2 = sP3;
sP3 = sP4;
sP4 = sPTemp;
break;
}
const Vector2f offset { tileTexInfo[tile].uOffset, tileTexInfo[tile].vOffset };
uv[0 + 0] = offset + sP1;
uv[0 + 2] = offset + sP2;
uv[1 + 2] = offset + sP3;
uv[1 + 0] = offset + sP4;
/// Calculate the average texture coordinates of 4 points
return Vector2f { (uv[0].x + uv[1].x + uv[2].x + uv[3].x) / 4, (uv[0].y + uv[1].y + uv[2].y + uv[3].y) / 4 };
}
/* Remove a Feature and free it's memory */
bool destroyFeature(FEATURE *psDel)
{
UDWORD widthScatter,breadthScatter,heightScatter, i;
EFFECT_TYPE explosionSize;
Vector3i pos;
UDWORD width,breadth;
UDWORD mapX,mapY;
ASSERT_OR_RETURN(false, psDel != NULL, "Invalid feature pointer");
/* Only add if visible and damageable*/
if(psDel->visible[selectedPlayer] && psDel->psStats->damageable)
{
/* Set off a destruction effect */
/* First Explosions */
widthScatter = TILE_UNITS/2;
breadthScatter = TILE_UNITS/2;
heightScatter = TILE_UNITS/4;
//set which explosion to use based on size of feature
if (psDel->psStats->baseWidth < 2 && psDel->psStats->baseBreadth < 2)
{
explosionSize = EXPLOSION_TYPE_SMALL;
}
else if (psDel->psStats->baseWidth < 3 && psDel->psStats->baseBreadth < 3)
{
explosionSize = EXPLOSION_TYPE_MEDIUM;
}
else
{
explosionSize = EXPLOSION_TYPE_LARGE;
}
for(i=0; i<4; i++)
{
pos.x = psDel->pos.x + widthScatter - rand()%(2*widthScatter);
pos.z = psDel->pos.y + breadthScatter - rand()%(2*breadthScatter);
pos.y = psDel->pos.z + 32 + rand()%heightScatter;
addEffect(&pos,EFFECT_EXPLOSION,explosionSize,false,NULL,0);
}
if(psDel->psStats->subType == FEAT_SKYSCRAPER)
{
pos.x = psDel->pos.x;
pos.z = psDel->pos.y;
pos.y = psDel->pos.z;
addEffect(&pos,EFFECT_DESTRUCTION,DESTRUCTION_TYPE_SKYSCRAPER,true,psDel->sDisplay.imd,0);
initPerimeterSmoke(psDel->sDisplay.imd, pos);
shakeStart();
}
/* Then a sequence of effects */
pos.x = psDel->pos.x;
pos.z = psDel->pos.y;
pos.y = map_Height(pos.x,pos.z);
addEffect(&pos,EFFECT_DESTRUCTION,DESTRUCTION_TYPE_FEATURE,false,NULL,0);
//play sound
// ffs gj
if(psDel->psStats->subType == FEAT_SKYSCRAPER)
{
audio_PlayStaticTrack( psDel->pos.x, psDel->pos.y, ID_SOUND_BUILDING_FALL );
}
else
{
audio_PlayStaticTrack( psDel->pos.x, psDel->pos.y, ID_SOUND_EXPLOSION );
}
}
if (psDel->psStats->subType == FEAT_SKYSCRAPER)
{
// ----- Flip all the tiles under the skyscraper to a rubble tile
// smoke effect should disguise this happening
mapX = map_coord(psDel->pos.x) - psDel->psStats->baseWidth/2;
mapY = map_coord(psDel->pos.y) - psDel->psStats->baseBreadth/2;
for (width = 0; width < psDel->psStats->baseWidth; width++)
{
for (breadth = 0; breadth < psDel->psStats->baseBreadth; breadth++)
{
MAPTILE *psTile = mapTile(mapX+width,mapY+breadth);
// stops water texture chnaging for underwateer festures
if (terrainType(psTile) != TER_WATER)
{
if (terrainType(psTile) != TER_CLIFFFACE)
{
/* Clear feature bits */
psTile->texture = TileNumber_texture(psTile->texture) | RUBBLE_TILE;
}
else
{
/* This remains a blocking tile */
psTile->psObject = NULL;
psTile->texture = TileNumber_texture(psTile->texture) | BLOCKING_RUBBLE_TILE;
}
}
}
}
}
removeFeature(psDel);
return true;
}
/* Remove a Feature and free it's memory */
bool destroyFeature(FEATURE *psDel, unsigned impactTime)
{
UDWORD widthScatter, breadthScatter, heightScatter, i;
EFFECT_TYPE explosionSize;
Vector3i pos;
ASSERT_OR_RETURN(false, psDel != NULL, "Invalid feature pointer");
ASSERT(gameTime - deltaGameTime < impactTime, "Expected %u < %u, gameTime = %u, bad impactTime", gameTime - deltaGameTime, impactTime, gameTime);
/* Only add if visible and damageable*/
if (psDel->visible[selectedPlayer] && psDel->psStats->damageable)
{
/* Set off a destruction effect */
/* First Explosions */
widthScatter = TILE_UNITS / 2;
breadthScatter = TILE_UNITS / 2;
heightScatter = TILE_UNITS / 4;
//set which explosion to use based on size of feature
if (psDel->psStats->baseWidth < 2 && psDel->psStats->baseBreadth < 2)
{
explosionSize = EXPLOSION_TYPE_SMALL;
}
else if (psDel->psStats->baseWidth < 3 && psDel->psStats->baseBreadth < 3)
{
explosionSize = EXPLOSION_TYPE_MEDIUM;
}
else
{
explosionSize = EXPLOSION_TYPE_LARGE;
}
for (i = 0; i < 4; i++)
{
pos.x = psDel->pos.x + widthScatter - rand() % (2 * widthScatter);
pos.z = psDel->pos.y + breadthScatter - rand() % (2 * breadthScatter);
pos.y = psDel->pos.z + 32 + rand() % heightScatter;
addEffect(&pos, EFFECT_EXPLOSION, explosionSize, false, NULL, 0, impactTime);
}
if (psDel->psStats->subType == FEAT_SKYSCRAPER)
{
pos.x = psDel->pos.x;
pos.z = psDel->pos.y;
pos.y = psDel->pos.z;
addEffect(&pos, EFFECT_DESTRUCTION, DESTRUCTION_TYPE_SKYSCRAPER, true, psDel->sDisplay.imd, 0, impactTime);
initPerimeterSmoke(psDel->sDisplay.imd, pos);
shakeStart(250); // small shake
}
/* Then a sequence of effects */
pos.x = psDel->pos.x;
pos.z = psDel->pos.y;
pos.y = map_Height(pos.x, pos.z);
addEffect(&pos, EFFECT_DESTRUCTION, DESTRUCTION_TYPE_FEATURE, false, NULL, 0, impactTime);
//play sound
// ffs gj
if (psDel->psStats->subType == FEAT_SKYSCRAPER)
{
audio_PlayStaticTrack(psDel->pos.x, psDel->pos.y, ID_SOUND_BUILDING_FALL);
}
else
{
audio_PlayStaticTrack(psDel->pos.x, psDel->pos.y, ID_SOUND_EXPLOSION);
}
}
if (psDel->psStats->subType == FEAT_SKYSCRAPER)
{
// ----- Flip all the tiles under the skyscraper to a rubble tile
// smoke effect should disguise this happening
StructureBounds b = getStructureBounds(psDel);
for (int breadth = 0; breadth < b.size.y; ++breadth)
{
for (int width = 0; width < b.size.x; ++width)
{
MAPTILE *psTile = mapTile(b.map.x + width, b.map.y + breadth);
// stops water texture changing for underwater features
if (terrainType(psTile) != TER_WATER)
{
if (terrainType(psTile) != TER_CLIFFFACE)
{
/* Clear feature bits */
psTile->texture = TileNumber_texture(psTile->texture) | RUBBLE_TILE;
auxClearBlocking(b.map.x + width, b.map.y + breadth, AUXBITS_ALL);
}
else
{
/* This remains a blocking tile */
psTile->psObject = NULL;
auxClearBlocking(b.map.x + width, b.map.y + breadth, AIR_BLOCKED); // Shouldn't remain blocking for air units, however.
psTile->texture = TileNumber_texture(psTile->texture) | BLOCKING_RUBBLE_TILE;
}
}
}
}
}
removeFeature(psDel);
psDel->died = impactTime;
return true;
}
