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Area progress: Pass area type and ability flags to recast. Convex Area tool. Mark chf with convex volumes. Better visualization of volumes.

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This commit is contained in:
Mikko Mononen
2010-02-05 16:15:49 +00:00
parent 8561fb6d00
commit a715e9a5f7
21 changed files with 5324 additions and 655 deletions
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46
RecastDemo/Source/Sample_TileMesh.cpp
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@@ -34,7 +34,7 @@
#include "DetourDebugDraw.h"
#include "NavMeshTesterTool.h"
#include "OffMeshConnectionTool.h"
#include "BoxVolumeTool.h"
#include "ConvexVolumeTool.h"
#ifdef WIN32
# define snprintf _snprintf
@@ -258,9 +258,9 @@ void Sample_TileMesh::handleTools()
{
setTool(new OffMeshConnectionTool);
}
if (imguiCheck("Create Box Volumes", type == TOOL_BOX_VOLUME))
if (imguiCheck("Create Convex Volumes", type == TOOL_CONVEX_VOLUME))
{
setTool(new BoxVolumeTool);
setTool(new ConvexVolumeTool);
}
imguiSeparator();
@@ -321,7 +321,7 @@ void Sample_TileMesh::handleRender()
if (m_tool)
m_tool->handleRender();
m_geom->drawBoxVolumes(&dd);
m_geom->drawConvexVolumes(&dd);
glDepthMask(GL_TRUE);
}
@@ -667,14 +667,10 @@ unsigned char* Sample_TileMesh::buildTileMesh(const float* bmin, const float* bm
return false;
}
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);
}
// (Optional) Mark areas.
const ConvexVolume* vols = m_geom->getConvexVolumes();
for (int i = 0; i < m_geom->getConvexVolumeCount(); ++i)
rcMarkConvexPolyArea(vols[i].verts, vols[i].nverts, vols[i].hmin, vols[i].hmax, (unsigned char)vols[i].area, *m_chf);
// Prepare for region partitioning, by calculating distance field along the walkable surface.
if (!rcBuildDistanceField(*m_chf))
@@ -773,11 +769,35 @@ unsigned char* Sample_TileMesh::buildTileMesh(const float* bmin, const float* bm
return false;
}
// Update poly flags from areas.
for (int i = 0; i < m_pmesh->npolys; ++i)
{
if (m_pmesh->areas[i] == RC_WALKABLE_AREA)
m_pmesh->areas[i] = SAMPLE_POLYAREA_GROUND;
if (m_pmesh->areas[i] == SAMPLE_POLYAREA_GROUND ||
m_pmesh->areas[i] == SAMPLE_POLYAREA_GRASS ||
m_pmesh->areas[i] == SAMPLE_POLYAREA_ROAD)
{
m_pmesh->flags[i] = SAMPLE_POLYFLAGS_WALK;
}
else if (m_pmesh->areas[i] == SAMPLE_POLYAREA_WATER)
{
m_pmesh->flags[i] = SAMPLE_POLYFLAGS_SWIM;
}
else if (m_pmesh->areas[i] == SAMPLE_POLYAREA_DOOR)
{
m_pmesh->flags[i] = SAMPLE_POLYFLAGS_WALK | SAMPLE_POLYFLAGS_DOOR;
}
}
dtNavMeshCreateParams params;
memset(&params, 0, sizeof(params));
params.verts = m_pmesh->verts;
params.vertCount = m_pmesh->nverts;
params.polys = m_pmesh->polys;
params.polyAreas = m_pmesh->areas;
params.polyFlags = m_pmesh->flags;
params.polyCount = m_pmesh->npolys;
params.nvp = m_pmesh->nvp;
params.detailMeshes = m_dmesh->meshes;
@@ -788,6 +808,8 @@ unsigned char* Sample_TileMesh::buildTileMesh(const float* bmin, const float* bm
params.offMeshConVerts = m_geom->getOffMeshConnectionVerts();
params.offMeshConRad = m_geom->getOffMeshConnectionRads();
params.offMeshConDir = m_geom->getOffMeshConnectionDirs();
params.offMeshConAreas = m_geom->getOffMeshConnectionAreas();
params.offMeshConFlags = m_geom->getOffMeshConnectionFlags();
params.offMeshConCount = m_geom->getOffMeshConnectionCount();
params.walkableHeight = m_agentHeight;
params.walkableRadius = m_agentRadius;