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Implement more complex area modifications (#260)

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This implements rcAreaModification which allows combining of area types when they overlap
and otherwise usage of the area type as a bit mask.
This commit is contained in:
Domenico Albani
2017-03-12 12:18:29 +01:00
committed by Jakob Botsch Nielsen
parent ef3ea40f7a
commit 433986a5a4
15 changed files with 200 additions and 134 deletions
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RecastDemo/Source/ConvexVolumeTool.cpp
+21 -15
View File
@@ -97,10 +97,16 @@ static int pointInPoly(int nvert, const float* verts, const float* p)
return c;
}
rcAreaModification const SAMPLE_AREAMOD_GROUND(SAMPLE_POLYAREA_TYPE_GROUND, SAMPLE_POLYAREA_TYPE_MASK);
static rcAreaModification const SAMPLE_AREAMOD_WATER(SAMPLE_POLYAREA_TYPE_WATER, SAMPLE_POLYAREA_TYPE_MASK);
static rcAreaModification const SAMPLE_AREAMOD_ROAD(SAMPLE_POLYAREA_TYPE_ROAD, SAMPLE_POLYAREA_TYPE_MASK);
static rcAreaModification const SAMPLE_AREAMOD_GRASS(SAMPLE_POLYAREA_TYPE_GRASS, SAMPLE_POLYAREA_TYPE_MASK);
static rcAreaModification const SAMPLE_AREAMOD_DOOR(SAMPLE_POLYAREA_FLAG_DOOR, SAMPLE_POLYAREA_FLAG_DOOR);
static rcAreaModification const SAMPLE_AREAMOD_JUMP(SAMPLE_POLYAREA_FLAG_JUMP, SAMPLE_POLYAREA_FLAG_JUMP);
ConvexVolumeTool::ConvexVolumeTool() :
m_sample(0),
m_areaType(SAMPLE_POLYAREA_GRASS),
m_areaMod(SAMPLE_AREAMOD_GRASS),
m_polyOffset(0.0f),
m_boxHeight(6.0f),
m_boxDescent(1.0f),
@@ -130,18 +136,18 @@ void ConvexVolumeTool::handleMenu()
imguiLabel("Area Type");
imguiIndent();
if (imguiCheck("Ground", m_areaType == SAMPLE_POLYAREA_GROUND))
m_areaType = SAMPLE_POLYAREA_GROUND;
if (imguiCheck("Water", m_areaType == SAMPLE_POLYAREA_WATER))
m_areaType = SAMPLE_POLYAREA_WATER;
if (imguiCheck("Road", m_areaType == SAMPLE_POLYAREA_ROAD))
m_areaType = SAMPLE_POLYAREA_ROAD;
if (imguiCheck("Door", m_areaType == SAMPLE_POLYAREA_DOOR))
m_areaType = SAMPLE_POLYAREA_DOOR;
if (imguiCheck("Grass", m_areaType == SAMPLE_POLYAREA_GRASS))
m_areaType = SAMPLE_POLYAREA_GRASS;
if (imguiCheck("Jump", m_areaType == SAMPLE_POLYAREA_JUMP))
m_areaType = SAMPLE_POLYAREA_JUMP;
if (imguiCheck("Ground", m_areaMod == SAMPLE_AREAMOD_GROUND))
m_areaMod = SAMPLE_AREAMOD_GROUND;
if (imguiCheck("Water", m_areaMod == SAMPLE_AREAMOD_WATER))
m_areaMod = SAMPLE_AREAMOD_WATER;
if (imguiCheck("Road", m_areaMod == SAMPLE_AREAMOD_ROAD))
m_areaMod = SAMPLE_AREAMOD_ROAD;
if (imguiCheck("Grass", m_areaMod == SAMPLE_AREAMOD_GRASS))
m_areaMod = SAMPLE_AREAMOD_GRASS;
if (imguiCheck("Door", m_areaMod == SAMPLE_AREAMOD_DOOR))
m_areaMod = SAMPLE_AREAMOD_DOOR;
if (imguiCheck("Jump", m_areaMod == SAMPLE_AREAMOD_JUMP))
m_areaMod = SAMPLE_AREAMOD_JUMP;
imguiUnindent();
imguiSeparator();
@@ -203,11 +209,11 @@ void ConvexVolumeTool::handleClick(const float* /*s*/, const float* p, bool shif
float offset[MAX_PTS*2*3];
int noffset = rcOffsetPoly(verts, m_nhull, m_polyOffset, offset, MAX_PTS*2);
if (noffset > 0)
geom->addConvexVolume(offset, noffset, minh, maxh, (unsigned char)m_areaType);
geom->addConvexVolume(offset, noffset, minh, maxh, m_areaMod);
}
else
{
geom->addConvexVolume(verts, m_nhull, minh, maxh, (unsigned char)m_areaType);
geom->addConvexVolume(verts, m_nhull, minh, maxh, m_areaMod);
}
}