void duDebugDrawHeightfieldSolid(duDebugDraw* dd, const rcHeightfield& hf)
{
if (!dd) return;
const float* orig = hf.bmin;
const float cs = hf.cs;
const float ch = hf.ch;
const int w = hf.width;
const int h = hf.height;
unsigned int fcol[6];
duCalcBoxColors(fcol, duRGBA(255,255,255,255), duRGBA(255,255,255,255));
dd->begin(DU_DRAW_QUADS);
for (int y = 0; y < h; ++y)
{
for (int x = 0; x < w; ++x)
{
float fx = orig[0] + x*cs;
float fz = orig[2] + y*cs;
const rcSpan* s = hf.spans[x + y*w];
while (s)
{
duAppendBox(dd, fx, orig[1]+s->smin*ch, fz, fx+cs, orig[1] + s->smax*ch, fz+cs, fcol);
s = s->next;
}
}
}
dd->end();
}
void duDebugDrawBox(struct duDebugDraw* dd, float minx, float miny, float minz,
float maxx, float maxy, float maxz, const unsigned int* fcol)
{
if (!dd) return;
dd->begin(DU_DRAW_TRIS);
duAppendBox(dd, minx,miny,minz, maxx,maxy,maxz, fcol);
dd->end();
}
void duDebugDrawHeightfieldWalkable(duDebugDraw* dd, const rcHeightfield& hf)
{
if (!dd) return;
const float* orig = hf.bmin;
const float cs = hf.cs;
const float ch = hf.ch;
const int w = hf.width;
const int h = hf.height;
unsigned int fcol[6];
duCalcBoxColors(fcol, duRGBA(255,255,255,255), duRGBA(217,217,217,255));
dd->begin(DU_DRAW_QUADS);
for (int y = 0; y < h; ++y)
{
for (int x = 0; x < w; ++x)
{
float fx = orig[0] + x*cs;
float fz = orig[2] + y*cs;
const rcSpan* s = hf.spans[x + y*w];
while (s)
{
if (s->area == RC_WALKABLE_AREA)
fcol[0] = duRGBA(64,128,160,255);
else if (s->area == RC_NULL_AREA)
fcol[0] = duRGBA(64,64,64,255);
else
fcol[0] = duMultCol(duIntToCol(s->area, 255), 200);
duAppendBox(dd, fx, orig[1]+s->smin*ch, fz, fx+cs, orig[1] + s->smax*ch, fz+cs, fcol);
s = s->next;
}
}
}
dd->end();
}
