Scarfski/recastnavigation
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Changed the sample stuff to support extra link tool. Added simple tool to create eextra links (no detour support yet).

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This commit is contained in:
Mikko Mononen
2010-01-05 14:26:40 +00:00
parent 57c70704d8
commit eb6b215d23
19 changed files with 3692 additions and 740 deletions
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80
RecastDemo/Source/Sample_SoloMeshSimple.cpp
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@@ -1,3 +1,21 @@
//
// Copyright (c) 2009 Mikko Mononen memon@inside.org
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would be
// appreciated but is not required.
// 2. Altered source versions must be plainly marked as such, and must not be
// misrepresented as being the original software.
// 3. This notice may not be removed or altered from any source distribution.
//
#define _USE_MATH_DEFINES
#include <math.h>
#include <stdio.h>
@@ -5,6 +23,7 @@
#include "SDL.h"
#include "SDL_opengl.h"
#include "imgui.h"
#include "InputGeom.h"
#include "Sample.h"
#include "Sample_SoloMeshSimple.h"
#include "Recast.h"
@@ -15,6 +34,7 @@
#include "DetourNavMeshBuilder.h"
#include "DetourDebugDraw.h"
#include "NavMeshTesterTool.h"
#include "ExtraLinkTool.h"
#ifdef WIN32
# define snprintf _snprintf
@@ -22,7 +42,6 @@
Sample_SoloMeshSimple::Sample_SoloMeshSimple() :
m_navMesh(0),
m_keepInterResults(false),
m_triflags(0),
m_solid(0),
@@ -70,6 +89,19 @@ void Sample_SoloMeshSimple::handleSettings()
void Sample_SoloMeshSimple::handleTools()
{
int type = !m_tool ? TOOL_NONE : m_tool->type();
if (imguiCheck("Test Navmesh", type == TOOL_NAVMESH_TESTER))
{
setTool(new NavMeshTesterTool);
}
if (imguiCheck("Create Extra Links", type == TOOL_EXTRA_LINK))
{
setTool(new ExtraLinkTool);
}
imguiSeparator();
if (m_tool)
m_tool->handleMenu();
}
@@ -81,7 +113,7 @@ void Sample_SoloMeshSimple::handleDebugMode()
for (int i = 0; i < MAX_DRAWMODE; ++i)
valid[i] = false;
if (m_verts && m_tris)
if (m_geom)
{
valid[DRAWMODE_NAVMESH] = m_navMesh != 0;
valid[DRAWMODE_NAVMESH_TRANS] = m_navMesh != 0;
@@ -151,7 +183,7 @@ void Sample_SoloMeshSimple::handleDebugMode()
void Sample_SoloMeshSimple::handleRender()
{
if (!m_verts || !m_tris || !m_trinorms)
if (!m_geom || !m_geom->getMesh())
return;
float col[4];
@@ -164,20 +196,25 @@ void Sample_SoloMeshSimple::handleRender()
if (m_drawMode == DRAWMODE_MESH)
{
// Draw mesh
duDebugDrawTriMeshSlope(&dd, m_verts, m_nverts, m_tris, m_trinorms, m_ntris, m_agentMaxSlope);
duDebugDrawTriMeshSlope(&dd, m_geom->getMesh()->getVerts(), m_geom->getMesh()->getVertCount(),
m_geom->getMesh()->getTris(), m_geom->getMesh()->getNormals(), m_geom->getMesh()->getTriCount(),
m_agentMaxSlope);
}
else if (m_drawMode != DRAWMODE_NAVMESH_TRANS)
{
// Draw mesh
duDebugDrawTriMesh(&dd, m_verts, m_nverts, m_tris, m_trinorms, m_ntris, 0);
duDebugDrawTriMesh(&dd, m_geom->getMesh()->getVerts(), m_geom->getMesh()->getVertCount(),
m_geom->getMesh()->getTris(), m_geom->getMesh()->getNormals(), m_geom->getMesh()->getTriCount(), 0);
}
glDisable(GL_FOG);
glDepthMask(GL_FALSE);
// Draw bounds
const float* bmin = m_geom->getMeshBoundsMin();
const float* bmax = m_geom->getMeshBoundsMax();
col[0] = 1; col[1] = 1; col[2] = 1; col[3] = 0.5f;
duDebugDrawBoxWire(&dd, m_bmin[0],m_bmin[1],m_bmin[2], m_bmax[0],m_bmax[1],m_bmax[2], col);
duDebugDrawBoxWire(&dd, bmin[0],bmin[1],bmin[2], bmax[0],bmax[1],bmax[2], col);
if (m_navMesh &&
(m_drawMode == DRAWMODE_NAVMESH ||
@@ -271,11 +308,9 @@ void Sample_SoloMeshSimple::handleRenderOverlay(double* proj, double* model, int
m_tool->handleRenderOverlay(proj, model, view);
}
void Sample_SoloMeshSimple::handleMeshChanged(const float* verts, int nverts,
const int* tris, const float* trinorms, int ntris,
const float* bmin, const float* bmax)
void Sample_SoloMeshSimple::handleMeshChanged(class InputGeom* geom)
{
Sample::handleMeshChanged(verts, nverts, tris, trinorms, ntris, bmin, bmax);
Sample::handleMeshChanged(geom);
delete m_navMesh;
m_navMesh = 0;
if (m_tool)
@@ -287,7 +322,7 @@ void Sample_SoloMeshSimple::handleMeshChanged(const float* verts, int nverts,
bool Sample_SoloMeshSimple::handleBuild()
{
if (!m_verts || ! m_tris)
if (!m_geom || !m_geom->getMesh())
{
if (rcGetLog())
rcGetLog()->log(RC_LOG_ERROR, "buildNavigation: Input mesh is not specified.");
@@ -296,6 +331,13 @@ bool Sample_SoloMeshSimple::handleBuild()
cleanup();
const float* bmin = m_geom->getMeshBoundsMin();
const float* bmax = m_geom->getMeshBoundsMin();
const float* verts = m_geom->getMesh()->getVerts();
const int nverts = m_geom->getMesh()->getVertCount();
const int* tris = m_geom->getMesh()->getTris();
const int ntris = m_geom->getMesh()->getTriCount();
//
// Step 1. Initialize build config.
//
@@ -319,8 +361,8 @@ bool Sample_SoloMeshSimple::handleBuild()
// Set the area where the navigation will be build.
// Here the bounds of the input mesh are used, but the
// area could be specified by an user defined box, etc.
vcopy(m_cfg.bmin, m_bmin);
vcopy(m_cfg.bmax, m_bmax);
vcopy(m_cfg.bmin, bmin);
vcopy(m_cfg.bmax, bmax);
rcCalcGridSize(m_cfg.bmin, m_cfg.bmax, m_cfg.cs, &m_cfg.width, &m_cfg.height);
// Reset build times gathering.
@@ -334,7 +376,7 @@ bool Sample_SoloMeshSimple::handleBuild()
{
rcGetLog()->log(RC_LOG_PROGRESS, "Building navigation:");
rcGetLog()->log(RC_LOG_PROGRESS, " - %d x %d cells", m_cfg.width, m_cfg.height);
rcGetLog()->log(RC_LOG_PROGRESS, " - %.1fK verts, %.1fK tris", m_nverts/1000.0f, m_ntris/1000.0f);
rcGetLog()->log(RC_LOG_PROGRESS, " - %.1fK verts, %.1fK tris", nverts/1000.0f, ntris/1000.0f);
}
//
@@ -359,20 +401,20 @@ bool Sample_SoloMeshSimple::handleBuild()
// Allocate array that can hold triangle flags.
// If you have multiple meshes you need to process, allocate
// and array which can hold the max number of triangles you need to process.
m_triflags = new unsigned char[m_ntris];
m_triflags = new unsigned char[ntris];
if (!m_triflags)
{
if (rcGetLog())
rcGetLog()->log(RC_LOG_ERROR, "buildNavigation: Out of memory 'triangleFlags' (%d).", m_ntris);
rcGetLog()->log(RC_LOG_ERROR, "buildNavigation: Out of memory 'triangleFlags' (%d).", ntris);
return false;
}
// Find triangles which are walkable based on their slope and rasterize them.
// If your input data is multiple meshes, you can transform them here, calculate
// the flags for each of the meshes and rasterize them.
memset(m_triflags, 0, m_ntris*sizeof(unsigned char));
rcMarkWalkableTriangles(m_cfg.walkableSlopeAngle, m_verts, m_nverts, m_tris, m_ntris, m_triflags);
rcRasterizeTriangles(m_verts, m_nverts, m_tris, m_triflags, m_ntris, *m_solid);
memset(m_triflags, 0, ntris*sizeof(unsigned char));
rcMarkWalkableTriangles(m_cfg.walkableSlopeAngle, verts, nverts, tris, ntris, m_triflags);
rcRasterizeTriangles(verts, nverts, tris, m_triflags, ntris, *m_solid);
if (!m_keepInterResults)
{