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OpenMesh
Commit 951aa17b authored by Isaak Lim's avatar Isaak Lim
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- added color_cast from Vec4f to Vec4i and Vec4ui 

- added colori and colorAi functions to BaseExporter which return Vec3i and Vec4i respectively
- adjusted the PLYWriter to use colori and colorAi for writing ascii files

refs #1405

git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@815 fdac6126-5c0c-442c-9429-916003d36597
parent 7460c8ac
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Showing with 134 additions and 61 deletions
src/OpenMesh/Core/IO/exporter/BaseExporter.hh
View file @ 951aa17b
......@@ -4,10 +4,10 @@
* Copyright (C) 2001-2012 by Computer Graphics Group, RWTH Aachen *
* www.openmesh.org *
* *
*---------------------------------------------------------------------------*
*---------------------------------------------------------------------------*
* This file is part of OpenMesh. *
* *
* OpenMesh is free software: you can redistribute it and/or modify *
* OpenMesh is free software: you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License as *
* published by the Free Software Foundation, either version 3 of *
* the License, or (at your option) any later version with the *
......@@ -30,10 +30,10 @@
* License along with OpenMesh. If not, *
* see <http://www.gnu.org/licenses/>. *
* *
\*===========================================================================*/
\*===========================================================================*/
/*===========================================================================*\
* *
* *
* $Revision$ *
* $Date$ *
* *
......@@ -76,7 +76,7 @@ namespace IO {
/**
Base class for exporter modules.
The exporter modules provide an interface between the writer modules and
the target data structure.
the target data structure.
*/
class OPENMESHDLLEXPORT BaseExporter
......@@ -84,27 +84,31 @@ class OPENMESHDLLEXPORT BaseExporter
public:
virtual ~BaseExporter() { }
// get vertex data
virtual Vec3f point(VertexHandle _vh) const = 0;
virtual Vec3f normal(VertexHandle _vh) const = 0;
virtual Vec3uc color(VertexHandle _vh) const = 0;
virtual Vec4uc colorA(VertexHandle _vh) const = 0;
virtual Vec3ui colori(VertexHandle _vh) const = 0;
virtual Vec4ui colorAi(VertexHandle _vh) const = 0;
virtual Vec2f texcoord(VertexHandle _vh) const = 0;
// get face data
virtual unsigned int
get_vhandles(FaceHandle _fh,
virtual unsigned int
get_vhandles(FaceHandle _fh,
std::vector<VertexHandle>& _vhandles) const=0;
virtual Vec3f normal(FaceHandle _fh) const = 0;
virtual Vec3uc color (FaceHandle _fh) const = 0;
virtual Vec4uc colorA(FaceHandle _fh) const = 0;
virtual Vec4uc colorA(FaceHandle _fh) const = 0;
// get edge data
virtual Vec3uc color(EdgeHandle _eh) const = 0;
virtual Vec4uc colorA(EdgeHandle _eh) const = 0;
virtual Vec3ui colori(EdgeHandle _vh) const = 0;
virtual Vec4ui colorAi(EdgeHandle _vh) const = 0;
// get reference to base kernel
virtual const BaseKernel* kernel() { return 0; }
......@@ -121,7 +125,7 @@ public:
virtual bool has_vertex_normals() const { return false; }
virtual bool has_vertex_colors() const { return false; }
virtual bool has_vertex_texcoords() const { return false; }
virtual bool has_edge_colors() const { return false; }
virtual bool has_edge_colors() const { return false; }
virtual bool has_face_normals() const { return false; }
virtual bool has_face_colors() const { return false; }
};
......
src/OpenMesh/Core/IO/exporter/ExporterT.hh
View file @ 951aa17b
......@@ -4,10 +4,10 @@
* Copyright (C) 2001-2012 by Computer Graphics Group, RWTH Aachen *
* www.openmesh.org *
* *
*---------------------------------------------------------------------------*
*---------------------------------------------------------------------------*
* This file is part of OpenMesh. *
* *
* OpenMesh is free software: you can redistribute it and/or modify *
* OpenMesh is free software: you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License as *
* published by the Free Software Foundation, either version 3 of *
* the License, or (at your option) any later version with the *
......@@ -30,10 +30,10 @@
* License along with OpenMesh. If not, *
* see <http://www.gnu.org/licenses/>. *
* *
\*===========================================================================*/
\*===========================================================================*/
/*===========================================================================*\
* *
* *
* $Revision$ *
* $Date$ *
* *
......@@ -83,72 +83,99 @@ public:
// Constructor
ExporterT(const Mesh& _mesh) : mesh_(_mesh) {}
// get vertex data
Vec3f point(VertexHandle _vh) const
{
return vector_cast<Vec3f>(mesh_.point(_vh));
Vec3f point(VertexHandle _vh) const
{
return vector_cast<Vec3f>(mesh_.point(_vh));
}
Vec3f normal(VertexHandle _vh) const
{
return (mesh_.has_vertex_normals()
? vector_cast<Vec3f>(mesh_.normal(_vh))
Vec3f normal(VertexHandle _vh) const
{
return (mesh_.has_vertex_normals()
? vector_cast<Vec3f>(mesh_.normal(_vh))
: Vec3f(0.0f, 0.0f, 0.0f));
}
Vec3uc color(VertexHandle _vh) const
{
return (mesh_.has_vertex_colors()
? color_cast<Vec3uc>(mesh_.color(_vh))
return (mesh_.has_vertex_colors()
? color_cast<Vec3uc>(mesh_.color(_vh))
: Vec3uc(0, 0, 0));
}
Vec4uc colorA(VertexHandle _vh) const
{
return (mesh_.has_vertex_colors()
? color_cast<Vec4uc>(mesh_.color(_vh))
return (mesh_.has_vertex_colors()
? color_cast<Vec4uc>(mesh_.color(_vh))
: Vec4uc(0, 0, 0, 0));
}
Vec3ui colori(VertexHandle _vh) const
{
return (mesh_.has_vertex_colors()
? color_cast<Vec3ui>(mesh_.color(_vh))
: Vec3ui(0, 0, 0));
}
Vec4ui colorAi(VertexHandle _vh) const
{
return (mesh_.has_vertex_colors()
? color_cast<Vec4ui>(mesh_.color(_vh))
: Vec4ui(0, 0, 0, 0));
}
Vec2f texcoord(VertexHandle _vh) const
{
#if defined(OM_CC_GCC) && (OM_CC_VERSION<30000)
// Workaround!
// Workaround!
// gcc 2.95.3 exits with internal compiler error at the
// code below!??? **)
if (mesh_.has_vertex_texcoords2D())
return vector_cast<Vec2f>(mesh_.texcoord2D(_vh));
return Vec2f(0.0f, 0.0f);
#else // **)
return (mesh_.has_vertex_texcoords2D()
? vector_cast<Vec2f>(mesh_.texcoord2D(_vh))
return (mesh_.has_vertex_texcoords2D()
? vector_cast<Vec2f>(mesh_.texcoord2D(_vh))
: Vec2f(0.0f, 0.0f));
#endif
}
// get edge data
Vec3uc color(EdgeHandle _eh) const
{
return (mesh_.has_edge_colors()
? color_cast<Vec3uc>(mesh_.color(_eh))
return (mesh_.has_edge_colors()
? color_cast<Vec3uc>(mesh_.color(_eh))
: Vec3uc(0, 0, 0));
}
Vec4uc colorA(EdgeHandle _eh) const
{
return (mesh_.has_edge_colors()
? color_cast<Vec4uc>(mesh_.color(_eh))
return (mesh_.has_edge_colors()
? color_cast<Vec4uc>(mesh_.color(_eh))
: Vec4uc(0, 0, 0, 0));
}
Vec3ui colori(EdgeHandle _eh) const
{
return (mesh_.has_edge_colors()
? color_cast<Vec3ui>(mesh_.color(_eh))
: Vec3ui(0, 0, 0));
}
Vec4ui colorAi(EdgeHandle _eh) const
{
return (mesh_.has_edge_colors()
? color_cast<Vec4ui>(mesh_.color(_eh))
: Vec4ui(0, 0, 0, 0));
}
// get face data
unsigned int get_vhandles(FaceHandle _fh,
unsigned int get_vhandles(FaceHandle _fh,
std::vector<VertexHandle>& _vhandles) const
{
unsigned int count(0);
......@@ -161,32 +188,46 @@ public:
return count;
}
Vec3f normal(FaceHandle _fh) const
{
return (mesh_.has_face_normals()
? vector_cast<Vec3f>(mesh_.normal(_fh))
Vec3f normal(FaceHandle _fh) const
{
return (mesh_.has_face_normals()
? vector_cast<Vec3f>(mesh_.normal(_fh))
: Vec3f(0.0f, 0.0f, 0.0f));
}
Vec3uc color(FaceHandle _fh) const
{
return (mesh_.has_face_colors()
? color_cast<Vec3uc>(mesh_.color(_fh))
Vec3uc color(FaceHandle _fh) const
{
return (mesh_.has_face_colors()
? color_cast<Vec3uc>(mesh_.color(_fh))
: Vec3uc(0, 0, 0));
}
Vec4uc colorA(FaceHandle _fh) const
{
return (mesh_.has_face_colors()
? color_cast<Vec4uc>(mesh_.color(_fh))
Vec4uc colorA(FaceHandle _fh) const
{
return (mesh_.has_face_colors()
? color_cast<Vec4uc>(mesh_.color(_fh))
: Vec4uc(0, 0, 0, 0));
}
Vec3ui colori(FaceHandle _fh) const
{
return (mesh_.has_face_colors()
? color_cast<Vec3ui>(mesh_.color(_fh))
: Vec3ui(0, 0, 0));
}
Vec4ui colorAi(FaceHandle _fh) const
{
return (mesh_.has_face_colors()
? color_cast<Vec4ui>(mesh_.color(_fh))
: Vec4ui(0, 0, 0, 0));
}
virtual const BaseKernel* kernel() { return &mesh_; }
// query number of faces, vertices, normals, texcoords
size_t n_vertices() const { return mesh_.n_vertices(); }
size_t n_vertices() const { return mesh_.n_vertices(); }
size_t n_faces() const { return mesh_.n_faces(); }
size_t n_edges() const { return mesh_.n_edges(); }
......@@ -194,7 +235,7 @@ public:
// property information
bool is_triangle_mesh() const
{ return Mesh::is_triangles(); }
bool has_vertex_normals() const { return mesh_.has_vertex_normals(); }
bool has_vertex_colors() const { return mesh_.has_vertex_colors(); }
bool has_vertex_texcoords() const { return mesh_.has_vertex_texcoords2D(); }
......@@ -203,7 +244,7 @@ public:
bool has_face_colors() const { return mesh_.has_face_colors(); }
private:
const Mesh& mesh_;
};
......
src/OpenMesh/Core/IO/writer/PLYWriter.cc
View file @ 951aa17b
......@@ -178,8 +178,8 @@ write_ascii(std::ostream& _out, BaseExporter& _be, Options _opt) const
unsigned int i, j, nV, nF;
Vec3f v, n;
OpenMesh::Vec3uc c;
OpenMesh::Vec4uc cA;
OpenMesh::Vec3ui c;
OpenMesh::Vec4ui cA;
OpenMesh::Vec2f t;
VertexHandle vh;
std::vector<VertexHandle> vhandles;
......@@ -242,12 +242,12 @@ write_ascii(std::ostream& _out, BaseExporter& _be, Options _opt) const
if ( _opt.vertex_has_color() ) {
//with alpha
if ( _opt.color_has_alpha() ){
cA = _be.colorA(vh);
_out << " " << (unsigned int)cA[0] << " " << (unsigned int)cA[1] << " " << (unsigned int)cA[2] << " " << (unsigned int)cA[3];
cA = _be.colorAi(vh);
_out << " " << cA;
}else{
//without alpha
c = _be.color(vh);
_out << " " << (unsigned int)c[0] << " " << (unsigned int)c[1] << " " << (unsigned int)c[2];
c = _be.colori(vh);
_out << " " << c;
}
}
......
src/OpenMesh/Core/Utils/color_cast.hh
View file @ 951aa17b
......@@ -140,6 +140,20 @@ struct color_caster<Vec3i,Vec4f>
}
};
template <>
struct color_caster<Vec4i,Vec4f>
{
typedef Vec4i return_type;
inline static return_type cast(const Vec4f& _src)
{
return Vec4i( (int)(_src[0]* 255.0f + 0.5f),
(int)(_src[1]* 255.0f + 0.5f),
(int)(_src[2]* 255.0f + 0.5f),
(int)(_src[3]* 255.0f + 0.5f) );
}
};
template <>
struct color_caster<Vec3ui,Vec3f>
{
......@@ -166,6 +180,20 @@ struct color_caster<Vec3ui,Vec4f>
}
};
template <>
struct color_caster<Vec4ui,Vec4f>
{
typedef Vec4ui return_type;
inline static return_type cast(const Vec4f& _src)
{
return Vec4ui( (unsigned int)(_src[0]* 255.0f + 0.5f),
(unsigned int)(_src[1]* 255.0f + 0.5f),
(unsigned int)(_src[2]* 255.0f + 0.5f),
(unsigned int)(_src[3]* 255.0f + 0.5f) );
}
};
template <>
struct color_caster<Vec4uc,Vec3f>
{
......
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