void Sample_TileMesh::buildTile(const float* pos)
{
if (!m_geom) return;
if (!m_navMesh) return;
const float* bmin = m_geom->getMeshBoundsMin();
const float* bmax = m_geom->getMeshBoundsMax();
const float ts = m_tileSize*m_cellSize;
const int tx = (int)((pos[0] - bmin[0]) / ts);
const int ty = (int)((pos[2] - bmin[2]) / ts);
m_tileBmin[0] = bmin[0] + tx*ts;
m_tileBmin[1] = bmin[1];
m_tileBmin[2] = bmin[2] + ty*ts;
m_tileBmax[0] = bmin[0] + (tx+1)*ts;
m_tileBmax[1] = bmax[1];
m_tileBmax[2] = bmin[2] + (ty+1)*ts;
m_tileCol = duRGBA(77,204,0,255);
int dataSize = 0;
unsigned char* data = buildTileMesh(tx, ty, m_tileBmin, m_tileBmax, dataSize);
if (data)
{
// Remove any previous data (navmesh owns and deletes the data).
m_navMesh->removeTile(m_navMesh->getTileRefAt(tx,ty),0,0);
// Let the navmesh own the data.
if (!m_navMesh->addTile(data,dataSize,DT_TILE_FREE_DATA))
dtFree(data);
}
}
void Sample_TileMesh::buildAllTiles()
{
if (!m_geom) return;
if (!m_navMesh) return;
const float* bmin = m_geom->getNavMeshBoundsMin();
const float* bmax = m_geom->getNavMeshBoundsMax();
int gw = 0, gh = 0;
rcCalcGridSize(bmin, bmax, m_cellSize, &gw, &gh);
const int ts = (int)m_tileSize;
const int tw = (gw + ts-1) / ts;
const int th = (gh + ts-1) / ts;
const float tcs = m_tileSize*m_cellSize;
// Start the build process.
m_ctx->startTimer(RC_TIMER_TEMP);
for (int y = 0; y < th; ++y)
{
for (int x = 0; x < tw; ++x)
{
m_lastBuiltTileBmin[0] = bmin[0] + x*tcs;
m_lastBuiltTileBmin[1] = bmin[1];
m_lastBuiltTileBmin[2] = bmin[2] + y*tcs;
m_lastBuiltTileBmax[0] = bmin[0] + (x+1)*tcs;
m_lastBuiltTileBmax[1] = bmax[1];
m_lastBuiltTileBmax[2] = bmin[2] + (y+1)*tcs;
int dataSize = 0;
unsigned char* data = buildTileMesh(x, y, m_lastBuiltTileBmin, m_lastBuiltTileBmax, dataSize);
if (data)
{
// Remove any previous data (navmesh owns and deletes the data).
m_navMesh->removeTile(m_navMesh->getTileRefAt(x,y,0),0,0);
// Let the navmesh own the data.
dtStatus status = m_navMesh->addTile(data,dataSize,DT_TILE_FREE_DATA,0,0);
if (dtStatusFailed(status))
dtFree(data);
}
}
}
// Start the build process.
m_ctx->stopTimer(RC_TIMER_TEMP);
m_totalBuildTimeMs = m_ctx->getAccumulatedTime(RC_TIMER_TEMP)/1000.0f;
}
void Sample_TileMesh::buildAllTiles()
{
if (!m_geom) return;
if (!m_navMesh) return;
const float* bmin = m_geom->getMeshBoundsMin();
const float* bmax = m_geom->getMeshBoundsMax();
int gw = 0, gh = 0;
rcCalcGridSize(bmin, bmax, m_cellSize, &gw, &gh);
const int ts = (int)m_tileSize;
const int tw = (gw + ts-1) / ts;
const int th = (gh + ts-1) / ts;
const float tcs = m_tileSize*m_cellSize;
// Start the build process.
rcTimeVal totStartTime = m_ctx->getTime();
for (int y = 0; y < th; ++y)
{
for (int x = 0; x < tw; ++x)
{
m_tileBmin[0] = bmin[0] + x*tcs;
m_tileBmin[1] = bmin[1];
m_tileBmin[2] = bmin[2] + y*tcs;
m_tileBmax[0] = bmin[0] + (x+1)*tcs;
m_tileBmax[1] = bmax[1];
m_tileBmax[2] = bmin[2] + (y+1)*tcs;
int dataSize = 0;
unsigned char* data = buildTileMesh(x, y, m_tileBmin, m_tileBmax, dataSize);
if (data)
{
// Remove any previous data (navmesh owns and deletes the data).
m_navMesh->removeTile(m_navMesh->getTileRefAt(x,y),0,0);
// Let the navmesh own the data.
if (!m_navMesh->addTile(data,dataSize,true))
dtFree(data);
}
}
}
// Start the build process.
rcTimeVal totEndTime = m_ctx->getTime();
m_totalBuildTimeMs = m_ctx->getDeltaTimeUsec(totStartTime, totEndTime)/1000.0f;
}
unsigned char* RecastTileBuilder::build(float x, float y, const AABB& lastTileBounds, int& dataSize) {
int gw = 0, gh = 0;
float bmin[3];
float bmax[3];
bmin[0] = bounds.getXMin();
bmin[1] = bounds.getYMin();
bmin[2] = bounds.getZMin();
bmax[0] = bounds.getXMax();
bmax[1] = bounds.getYMax();
bmax[2] = bounds.getZMax();
rcCalcGridSize(bmin, bmax, settings.m_cellSize, &gw, &gh);
const int ts = (int) settings.m_tileSize;
const int tw = (gw + ts - 1) / ts;
const int th = (gh + ts - 1) / ts;
// Max tiles and max polys affect how the tile IDs are caculated.
// There are 22 bits available for identifying a tile and a polygon.
int tileBits = rcMin((int) ilog2(nextPow2(tw * th)), 14);
int polyBits = 22 - tileBits;
m_maxTiles = 1<<tileBits;
m_maxPolysPerTile = 1<<polyBits;
dtNavMeshParams params;
params.orig[0] = bounds.getXMin();
params.orig[1] = bounds.getYMin();
params.orig[2] = bounds.getZMin();
//rcVcopy(params.orig, m_geom->getNavMeshBoundsMin());
params.tileWidth = settings.m_tileSize * settings.m_cellSize;
params.tileHeight = settings.m_tileSize * settings.m_cellSize;
params.maxTiles = m_maxTiles;
params.maxPolys = m_maxPolysPerTile;
dtStatus status;
this->lastTileBounds = lastTileBounds;
return buildTileMesh(x, y, dataSize);
}
void Sample_TileMesh::buildTile(const float* pos)
{
if (!m_geom) return;
if (!m_navMesh) return;
const float* bmin = m_geom->getNavMeshBoundsMin();
const float* bmax = m_geom->getNavMeshBoundsMax();
const float ts = m_tileSize*m_cellSize;
const int tx = (int)((pos[0] - bmin[0]) / ts);
const int ty = (int)((pos[2] - bmin[2]) / ts);
m_lastBuiltTileBmin[0] = bmin[0] + tx*ts;
m_lastBuiltTileBmin[1] = bmin[1];
m_lastBuiltTileBmin[2] = bmin[2] + ty*ts;
m_lastBuiltTileBmax[0] = bmin[0] + (tx+1)*ts;
m_lastBuiltTileBmax[1] = bmax[1];
m_lastBuiltTileBmax[2] = bmin[2] + (ty+1)*ts;
m_tileCol = duRGBA(255,255,255,64);
m_ctx->resetLog();
int dataSize = 0;
unsigned char* data = buildTileMesh(tx, ty, m_lastBuiltTileBmin, m_lastBuiltTileBmax, dataSize);
// Remove any previous data (navmesh owns and deletes the data).
m_navMesh->removeTile(m_navMesh->getTileRefAt(tx,ty,0),0,0);
// Add tile, or leave the location empty.
if (data)
{
// Let the navmesh own the data.
dtStatus status = m_navMesh->addTile(data,dataSize,DT_TILE_FREE_DATA,0,0);
if (dtStatusFailed(status))
dtFree(data);
}
m_ctx->dumpLog("Build Tile (%d,%d):", tx,ty);
}