diff options
Diffstat (limited to 'source/Irrlicht/CTerrainTriangleSelector.cpp')
| -rw-r--r-- | source/Irrlicht/CTerrainTriangleSelector.cpp | 271 |
1 files changed, 0 insertions, 271 deletions
diff --git a/source/Irrlicht/CTerrainTriangleSelector.cpp b/source/Irrlicht/CTerrainTriangleSelector.cpp deleted file mode 100644 index db544d4..0000000 --- a/source/Irrlicht/CTerrainTriangleSelector.cpp +++ /dev/null @@ -1,271 +0,0 @@ -// Copyright (C) 2002-2012 Nikolaus Gebhardt
-// This file is part of the "Irrlicht Engine".
-// For conditions of distribution and use, see copyright notice in irrlicht.h
-
-#include "IrrCompileConfig.h"
-
-#ifdef _IRR_COMPILE_WITH_TERRAIN_SCENENODE_
-
-#include "CTerrainTriangleSelector.h"
-#include "CTerrainSceneNode.h"
-#include "os.h"
-
-namespace irr
-{
-namespace scene
-{
-
-
-//! constructor
-CTerrainTriangleSelector::CTerrainTriangleSelector ( ITerrainSceneNode* node, s32 LOD )
- : SceneNode(node)
-{
- #ifdef _DEBUG
- setDebugName ("CTerrainTriangleSelector");
- #endif
-
- setTriangleData(node, LOD);
-}
-
-
-//! destructor
-CTerrainTriangleSelector::~CTerrainTriangleSelector()
-{
- TrianglePatches.TrianglePatchArray.clear();
-}
-
-
-//! Clears and sets triangle data
-void CTerrainTriangleSelector::setTriangleData(ITerrainSceneNode* node, s32 LOD)
-{
- // Get pointer to the GeoMipMaps vertices
- const video::S3DVertex2TCoords* vertices = static_cast<const video::S3DVertex2TCoords*>(node->getRenderBuffer()->getVertices());
-
- // Clear current data
- const s32 count = (static_cast<CTerrainSceneNode*>(node))->TerrainData.PatchCount;
- TrianglePatches.TotalTriangles = 0;
- TrianglePatches.NumPatches = count*count;
-
- TrianglePatches.TrianglePatchArray.reallocate(TrianglePatches.NumPatches);
- for (s32 o=0; o<TrianglePatches.NumPatches; ++o)
- TrianglePatches.TrianglePatchArray.push_back(SGeoMipMapTrianglePatch());
-
- core::triangle3df tri;
- core::array<u32> indices;
- s32 tIndex = 0;
- for(s32 x = 0; x < count; ++x )
- {
- for(s32 z = 0; z < count; ++z )
- {
- TrianglePatches.TrianglePatchArray[tIndex].NumTriangles = 0;
- TrianglePatches.TrianglePatchArray[tIndex].Box = node->getBoundingBox( x, z );
- u32 indexCount = node->getIndicesForPatch( indices, x, z, LOD );
-
- TrianglePatches.TrianglePatchArray[tIndex].Triangles.reallocate(indexCount/3);
- for(u32 i = 0; i < indexCount; i += 3 )
- {
- tri.pointA = vertices[indices[i+0]].Pos;
- tri.pointB = vertices[indices[i+1]].Pos;
- tri.pointC = vertices[indices[i+2]].Pos;
- TrianglePatches.TrianglePatchArray[tIndex].Triangles.push_back(tri);
- ++TrianglePatches.TrianglePatchArray[tIndex].NumTriangles;
- }
-
- TrianglePatches.TotalTriangles += TrianglePatches.TrianglePatchArray[tIndex].NumTriangles;
- ++tIndex;
- }
- }
-}
-
-
-//! Gets all triangles.
-void CTerrainTriangleSelector::getTriangles(core::triangle3df* triangles,
- s32 arraySize, s32& outTriangleCount,
- const core::matrix4* transform, bool useNodeTransform,
- irr::core::array<SCollisionTriangleRange>* outTriangleInfo) const
-{
- s32 count = TrianglePatches.TotalTriangles;
-
- if (count > arraySize)
- count = arraySize;
-
- core::matrix4 mat;
-
- if (transform)
- mat = (*transform);
-
- s32 tIndex = 0;
-
- for (s32 i=0; i<TrianglePatches.NumPatches; ++i)
- {
- if (tIndex + TrianglePatches.TrianglePatchArray[i].NumTriangles <= count)
- for (s32 j=0; j<TrianglePatches.TrianglePatchArray[i].NumTriangles; ++j)
- {
- triangles[tIndex] = TrianglePatches.TrianglePatchArray[i].Triangles[j];
-
- mat.transformVect(triangles[tIndex].pointA);
- mat.transformVect(triangles[tIndex].pointB);
- mat.transformVect(triangles[tIndex].pointC);
-
- ++tIndex;
- }
- }
-
- if ( outTriangleInfo )
- {
- SCollisionTriangleRange triRange;
- triRange.RangeSize = tIndex;
- triRange.Selector = const_cast<CTerrainTriangleSelector*>(this);
- triRange.SceneNode = SceneNode;
- outTriangleInfo->push_back(triRange);
- }
-
- outTriangleCount = tIndex;
-}
-
-
-//! Gets all triangles which lie within a specific bounding box.
-void CTerrainTriangleSelector::getTriangles(core::triangle3df* triangles,
- s32 arraySize, s32& outTriangleCount,
- const core::aabbox3d<f32>& box,
- const core::matrix4* transform, bool useNodeTransform,
- irr::core::array<SCollisionTriangleRange>* outTriangleInfo) const
-{
- s32 count = TrianglePatches.TotalTriangles;
-
- if (count > arraySize)
- count = arraySize;
-
- core::matrix4 mat;
-
- if (transform)
- mat = (*transform);
-
- s32 tIndex = 0;
-
- for (s32 i=0; i<TrianglePatches.NumPatches; ++i)
- {
- if (tIndex + TrianglePatches.TrianglePatchArray[i].NumTriangles <= count &&
- TrianglePatches.TrianglePatchArray[i].Box.intersectsWithBox(box))
- for (s32 j=0; j<TrianglePatches.TrianglePatchArray[i].NumTriangles; ++j)
- {
- triangles[tIndex] = TrianglePatches.TrianglePatchArray[i].Triangles[j];
-
- mat.transformVect(triangles[tIndex].pointA);
- mat.transformVect(triangles[tIndex].pointB);
- mat.transformVect(triangles[tIndex].pointC);
-
- ++tIndex;
- }
- }
-
- if ( outTriangleInfo )
- {
- SCollisionTriangleRange triRange;
- triRange.RangeSize = tIndex;
- triRange.Selector = const_cast<CTerrainTriangleSelector*>(this);
- triRange.SceneNode = SceneNode;
- outTriangleInfo->push_back(triRange);
- }
-
- outTriangleCount = tIndex;
-}
-
-
-//! Gets all triangles which have or may have contact with a 3d line.
-void CTerrainTriangleSelector::getTriangles(core::triangle3df* triangles,
- s32 arraySize, s32& outTriangleCount, const core::line3d<f32>& line,
- const core::matrix4* transform, bool useNodeTransform,
- irr::core::array<SCollisionTriangleRange>* outTriangleInfo) const
-{
- const s32 count = core::min_((s32)TrianglePatches.TotalTriangles, arraySize);
-
- core::matrix4 mat;
-
- if (transform)
- mat = (*transform);
-
- s32 tIndex = 0;
-
- for (s32 i=0; i<TrianglePatches.NumPatches; ++i)
- {
- if (tIndex + TrianglePatches.TrianglePatchArray[i].NumTriangles <= count
- && TrianglePatches.TrianglePatchArray[i].Box.intersectsWithLine(line))
- {
- for (s32 j=0; j<TrianglePatches.TrianglePatchArray[i].NumTriangles; ++j)
- {
- triangles[tIndex] = TrianglePatches.TrianglePatchArray[i].Triangles[j];
-
- mat.transformVect(triangles[tIndex].pointA);
- mat.transformVect(triangles[tIndex].pointB);
- mat.transformVect(triangles[tIndex].pointC);
-
- ++tIndex;
- }
- }
- }
-
- if ( outTriangleInfo )
- {
- SCollisionTriangleRange triRange;
- triRange.RangeSize = tIndex;
- triRange.Selector = const_cast<CTerrainTriangleSelector*>(this);
- triRange.SceneNode = SceneNode;
- outTriangleInfo->push_back(triRange);
- }
-
- outTriangleCount = tIndex;
-}
-
-
-//! Returns amount of all available triangles in this selector
-s32 CTerrainTriangleSelector::getTriangleCount() const
-{
- return TrianglePatches.TotalTriangles;
-}
-
-
-ISceneNode* CTerrainTriangleSelector::getSceneNodeForTriangle(
- u32 triangleIndex) const
-{
- return SceneNode;
-}
-
-
-/* Get the number of TriangleSelectors that are part of this one.
-Only useful for MetaTriangleSelector others return 1
-*/
-u32 CTerrainTriangleSelector::getSelectorCount() const
-{
- return 1;
-}
-
-
-/* Get the TriangleSelector based on index based on getSelectorCount.
-Only useful for MetaTriangleSelector others return 'this' or 0
-*/
-ITriangleSelector* CTerrainTriangleSelector::getSelector(u32 index)
-{
- if (index)
- return 0;
- else
- return this;
-}
-
-
-/* Get the TriangleSelector based on index based on getSelectorCount.
-Only useful for MetaTriangleSelector others return 'this' or 0
-*/
-const ITriangleSelector* CTerrainTriangleSelector::getSelector(u32 index) const
-{
- if (index)
- return 0;
- else
- return this;
-}
-
-
-} // end namespace scene
-} // end namespace irr
-
-#endif // _IRR_COMPILE_WITH_TERRAIN_SCENENODE_
|