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Added normals export and fixed multiple object export.

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This commit is contained in:
Chingiz Dyussenov
2009-06-10 09:47:30 +00:00
parent d3f0b39c5f
commit af67f4f634
1 changed files with 77 additions and 7 deletions
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84
source/blender/collada/DocumentExporter.cpp
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@@ -28,15 +28,18 @@ class GeometryExporter : COLLADASW::LibraryGeometries
{
public:
GeometryExporter(COLLADASW::StreamWriter *sw) : COLLADASW::LibraryGeometries(sw) {}
void exportGeom(Scene *sce)
{
openLibrary();
// iterate over objects in scene
Base *base= (Base*) sce->base.first;
while(base) {
Object *ob = base->object;
// only meshes
if (ob->type == OB_MESH && ob->data) {
@@ -52,7 +55,8 @@ public:
openMesh(geom_name, "", "");
//<source>
createSource(sce, mSW, geom_name, dm);
createVertsSource(sce, mSW, geom_name, dm);
createNormalsSource(sce, mSW, geom_name, dm);
//<vertices>
COLLADASW::Vertices verts(mSW);
@@ -74,7 +78,10 @@ public:
COLLADASW::Input input2(COLLADASW::VERTEX,
getUrlBySemantics(geom_name, COLLADASW::VERTEX), 0);
COLLADASW::Input input3(COLLADASW::NORMAL,
getUrlBySemantics(geom_name, COLLADASW::NORMAL), 0);
til.push_back(input2);
til.push_back(input3);
tris.prepareToAppendValues();
@@ -136,18 +143,23 @@ public:
closeMesh();
closeGeometry();
*/
closeLibrary();
}
void createSource(Scene *sce, COLLADASW::StreamWriter *sw,
/*----------------------------------------------------------*/
//creates <source> for positions
void createVertsSource(Scene *sce, COLLADASW::StreamWriter *sw,
std::string geom_name, DerivedMesh *dm)
{
int totverts = dm->getNumVerts(dm);
MVert *verts = dm->getVertArray(dm);
//Source<float, "float_array", "float"> source(sw);
COLLADASW::FloatSourceF source(sw);
source.setId(getIdBySemantics(geom_name, COLLADASW::POSITION));
source.setArrayId(geom_name + ARRAY_ID_SUFFIX);
source.setArrayId(getIdBySemantics(geom_name, COLLADASW::POSITION) +
ARRAY_ID_SUFFIX);
source.setAccessorCount(totverts);
source.setAccessorStride(3);
COLLADASW::SourceBase::ParameterNameList &param = source.getParameterNameList();
@@ -161,6 +173,7 @@ public:
int i = 0;
for (i = 0; i < totverts; i++) {
source.appendValues(verts[i].co[0], verts[i].co[1], verts[i].co[2]);
// source.appendValues((float)(v->no[i] / 32767.0));
}
/*closes <float_array>, adds
<technique_common>
@@ -170,6 +183,63 @@ public:
}
/*----------------------------------------------------------*/
/* //creates <source> for texcoords
void createTexcoordsSource(Scene *sce, COLLADASW::StreamWriter *sw,
std::string geom_name, DerivedMesh *dm)
{
COLLADASW::FloatSourceF source(sw);
source.setId(getIdBySemantics(geom_name, COLLADASW::TEXCOORD));
source.setArrayId(geom_name + COLLADA::TEXCOORD + ARRAY_ID_SUFFIX);
//TODO: replace totverts to totuvs
source.setAccessorCount(totverts);
source.setAccessorStride(2);
COLLADASW::SourceBase::ParameterNameList &param = source.getParameterNameList();
param.push_back("X");
param.push_back("Y");
source.prepareToAppendValues();
//appends data to <float_array>
}
*/
//creates <source> for normals
void createNormalsSource(Scene *sce, COLLADASW::StreamWriter *sw,
std::string geom_name, DerivedMesh *dm)
{
int totverts = dm->getNumVerts(dm);
MVert *verts = dm->getVertArray(dm);
COLLADASW::FloatSourceF source(sw);
source.setId(getIdBySemantics(geom_name, COLLADASW::NORMAL));
source.setArrayId(getIdBySemantics(geom_name, COLLADASW::NORMAL) +
ARRAY_ID_SUFFIX);
source.setAccessorCount(totverts);
source.setAccessorStride(3);
COLLADASW::SourceBase::ParameterNameList &param = source.getParameterNameList();
param.push_back("X");
param.push_back("Y");
param.push_back("Z");
source.prepareToAppendValues();
int i = 0;
for( i = 0; i < totverts; ++i ){
source.appendValues(float(verts[i].no[0]/32767.0),
float(verts[i].no[1]/32767.0),
float(verts[i].no[2]/32767.0));
}
source.finish();
}
std::string getIdBySemantics(std::string geom_name, COLLADASW::Semantics type) {
return geom_name +
getSuffixBySemantic(type);