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NOTE: Changed the generation procedure, see samples! Erode walkable area before area is generated. Allow to mark areas on chf. Generate regions following areas (+ many fixes here and there to make it alwasy work). Part 2

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This commit is contained in:
Mikko Mononen
2010-02-01 14:58:30 +00:00
parent 9035462e86
commit f839fb080a
13 changed files with 5699 additions and 477 deletions
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35
RecastDemo/Source/Sample_SoloMeshSimple.cpp
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@@ -43,7 +43,7 @@
Sample_SoloMeshSimple::Sample_SoloMeshSimple() :
m_keepInterResults(false),
m_keepInterResults(true),
m_triflags(0),
m_solid(0),
m_chf(0),
@@ -203,7 +203,6 @@ void Sample_SoloMeshSimple::handleRender()
m_geom->getMesh()->getTris(), m_geom->getMesh()->getNormals(), m_geom->getMesh()->getTriCount(),
m_agentMaxSlope);
m_geom->drawOffMeshConnections(&dd);
m_geom->drawBoxVolumes(&dd);
}
else if (m_drawMode != DRAWMODE_NAVMESH_TRANS)
{
@@ -211,7 +210,6 @@ void Sample_SoloMeshSimple::handleRender()
duDebugDrawTriMesh(&dd, m_geom->getMesh()->getVerts(), m_geom->getMesh()->getVertCount(),
m_geom->getMesh()->getTris(), m_geom->getMesh()->getNormals(), m_geom->getMesh()->getTriCount(), 0);
m_geom->drawOffMeshConnections(&dd);
m_geom->drawBoxVolumes(&dd);
}
glDisable(GL_FOG);
@@ -295,12 +293,7 @@ void Sample_SoloMeshSimple::handleRender()
glDepthMask(GL_TRUE);
}
/* static const float startCol[4] = { 0.5f, 0.1f, 0.0f, 0.75f };
static const float endCol[4] = { 0.2f, 0.4f, 0.0f, 0.75f };
if (m_sposSet)
drawAgent(m_spos, m_agentRadius, m_agentHeight, m_agentMaxClimb, startCol);
if (m_eposSet)
drawAgent(m_epos, m_agentRadius, m_agentHeight, m_agentMaxClimb, endCol);*/
m_geom->drawBoxVolumes(&dd);
if (m_tool)
m_tool->handleRender();
@@ -441,6 +434,7 @@ bool Sample_SoloMeshSimple::handleBuild()
rcFilterLedgeSpans(m_cfg.walkableHeight, m_cfg.walkableClimb, *m_solid);
rcFilterWalkableLowHeightSpans(m_cfg.walkableHeight, *m_solid);
//
// Step 4. Partition walkable surface to simple regions.
//
@@ -467,6 +461,23 @@ bool Sample_SoloMeshSimple::handleBuild()
delete m_solid;
m_solid = 0;
}
// Erode the walkable area by agent radius.
if (!rcErodeArea(RC_WALKABLE_AREA, m_cfg.walkableRadius, *m_chf))
{
if (rcGetLog())
rcGetLog()->log(RC_LOG_ERROR, "buildNavigation: Could not erode.");
return false;
}
// (Optional) Mark areas.
const float* boxVerts = m_geom->getBoxVolumeVerts();
const unsigned char* boxTypes = m_geom->getBoxVolumeTypes();
for (int i = 0; i < m_geom->getBoxVolumeCount(); ++i)
{
const float* v = &boxVerts[i*3*2];
rcMarkBoxArea(&v[0], &v[3], boxTypes[i], *m_chf);
}
// Prepare for region partitioning, by calculating distance field along the walkable surface.
if (!rcBuildDistanceField(*m_chf))
@@ -477,12 +488,12 @@ bool Sample_SoloMeshSimple::handleBuild()
}
// Partition the walkable surface into simple regions without holes.
if (!rcBuildRegions(*m_chf, m_cfg.walkableRadius, m_cfg.borderSize, m_cfg.minRegionSize, m_cfg.mergeRegionSize))
if (!rcBuildRegions(*m_chf, m_cfg.borderSize, m_cfg.minRegionSize, m_cfg.mergeRegionSize))
{
if (rcGetLog())
rcGetLog()->log(RC_LOG_ERROR, "buildNavigation: Could not build regions.");
}
//
// Step 5. Trace and simplify region contours.
//
@@ -624,6 +635,8 @@ bool Sample_SoloMeshSimple::handleBuild()
rcGetLog()->log(RC_LOG_PROGRESS, "Filter Border: %.1fms (%.1f%%)", m_buildTimes.filterBorder/1000.0f, m_buildTimes.filterBorder*pc);
rcGetLog()->log(RC_LOG_PROGRESS, "Filter Walkable: %.1fms (%.1f%%)", m_buildTimes.filterWalkable/1000.0f, m_buildTimes.filterWalkable*pc);
rcGetLog()->log(RC_LOG_PROGRESS, "Filter Reachable: %.1fms (%.1f%%)", m_buildTimes.filterMarkReachable/1000.0f, m_buildTimes.filterMarkReachable*pc);
rcGetLog()->log(RC_LOG_PROGRESS, "Erode walkable area: %.1fms (%.1f%%)", m_buildTimes.erodeArea/1000.0f, m_buildTimes.erodeArea*pc);
rcGetLog()->log(RC_LOG_PROGRESS, "Build Distancefield: %.1fms (%.1f%%)", m_buildTimes.buildDistanceField/1000.0f, m_buildTimes.buildDistanceField*pc);
rcGetLog()->log(RC_LOG_PROGRESS, " - distance: %.1fms (%.1f%%)", m_buildTimes.buildDistanceFieldDist/1000.0f, m_buildTimes.buildDistanceFieldDist*pc);