void CModelData::drawIbos(bool transparents, const CMaterialSet& materialSet, const CTransform& model)
{
std::unordered_map<atUint32, CIndexBuffer>* ibos = NULL;
if (transparents)
{
ibos = &m_transparents;
//sortTransparent(ibos);
}
else
ibos = &m_opaques;
m_vertexBuffer.initBuffer();
m_vertexBuffer.bind();
for (std::pair<atUint32, CIndexBuffer> iboPair : *ibos)
{
CMaterial& mat = materialSet.material(iboPair.first);
if (mat.materialFlags() & Occluder)
continue;
mat.setModel(model);
if (!mat.bind())
continue;
iboPair.second.initBuffer();
iboPair.second.bindBuffer();
iboPair.second.drawBuffer();
mat.release();
}
}
void CModelData::exportModel(std::ofstream& of, atUint32& vertexOff, atUint32& normalOff, atUint32& texOff, CMaterialSet& ms)
{
CTransform rotMat = CTransformFromAxisAngle(CVector3f(-1, 0, 0), Math::degToRad(90.f));
CTransform inverseTransform = m_transform.inverse();
of << "# vertex positions" << std::endl;
for (CVector3f v : m_vertices)
{
CVector3f rv = rotMat * inverseTransform * v;
of << "v " << rv.x << " " << rv.y << " " << rv.z << std::endl;
}
of << std::endl << std::endl;
of << "# texture coordinates" << std::endl;
if (m_texCoords0.size() > 0)
{
for (CVector3f uv : m_texCoords0)
{
uv /= 1.f;
of << "vt " << uv.x << " " << uv.y << std::endl;
}
}
else
{
for (CVector3f uv : m_texCoords1)
{
uv /= 1.f;
of << "vt " << uv.x << " " << uv.y << std::endl;
}
}
of << std::endl << std::endl;
of << "# vertex normals" << std::endl;
for (CVector3f n : m_normals)
{
of << "vn " << n.y << " " << n.x << " " << n.z << std::endl;
}
of << std::endl << std::endl;
int meshIndex = 0;
for (CMesh m : m_meshes)
{
CMaterial& mat = ms.material(m.m_materialID);
of << "g mesh_" << meshIndex << std::endl;
meshIndex++;
for (CPrimitive s : m.m_primitives)
{
switch (s.primitive)
{
case EPrimitive::Lines:
{
for (atUint32 i = 1 ; i < s.indices.size(); i += 2)
{
SVertexDescriptor& f0 = s.indices[i - 1];
SVertexDescriptor& f1 = s.indices[i - 0];
of << "l "
<< " " << f0.position + vertexOff << "/" << exportUVIdx(texOff, f0, mat, m)
<< " " << f1.position + vertexOff << "/" << exportUVIdx(texOff, f1, mat, m) << std::endl;
}
}
break;
case EPrimitive::LineStrip:
{
for (atUint32 i = 1 ; i < s.indices.size(); ++i)
{
SVertexDescriptor& f0 = s.indices[i - 1];
SVertexDescriptor& f1 = s.indices[i - 0];
of << "l"
<< " " << f0.position + vertexOff << "/" << exportUVIdx(texOff, f0, mat, m)
<< " " << f1.position + vertexOff << "/" << exportUVIdx(texOff, f1, mat, m) << std::endl;
}
}
break;
case EPrimitive::Triangles:
{
for (atUint32 i = 2 ; i < s.indices.size(); i += 3)
{
SVertexDescriptor& f0 = s.indices[i - 2];
SVertexDescriptor& f1 = s.indices[i - 1];
SVertexDescriptor& f2 = s.indices[i - 0];
of << "f"
<< " " << f0.position + vertexOff << "/" << exportUVIdx(texOff, f0, mat, m) << "/" << f0.normal + normalOff
<< " " << f1.position + vertexOff << "/" << exportUVIdx(texOff, f1, mat, m) << "/" << f1.normal + normalOff
<< " " << f2.position + vertexOff << "/" << exportUVIdx(texOff, f2, mat, m) << "/" << f2.normal + normalOff << std::endl;
}
}
break;
case EPrimitive::TriangleStrip:
{
for (atUint32 i = 2 ; i < s.indices.size(); ++i)
{
SVertexDescriptor& f0 = s.indices[i - 2];
SVertexDescriptor& f1 = s.indices[i - (1 - (i & 1))];
SVertexDescriptor& f2 = s.indices[i - ((i & 1) - 0)];
of << "f"
<< " " << f0.position + vertexOff << "/" << exportUVIdx(texOff, f0, mat, m) << "/" << f0.normal + normalOff
<< " " << f1.position + vertexOff << "/" << exportUVIdx(texOff, f1, mat, m) << "/" << f1.normal + normalOff
<< " " << f2.position + vertexOff << "/" << exportUVIdx(texOff, f2, mat, m) << "/" << f2.normal + normalOff << std::endl;
}
}
break;
case EPrimitive::TriangleFan:
{
SVertexDescriptor& f0 = s.indices[0];
for (atUint32 i = 2 ; i < s.indices.size(); ++i)
{
SVertexDescriptor& f1 = s.indices[i - 1];
SVertexDescriptor& f2 = s.indices[i - 0];
of << "f"
<< " " << f0.position + vertexOff << "/" << exportUVIdx(texOff, f0, mat, m) << "/" << f0.normal + normalOff
<< " " << f1.position + vertexOff << "/" << exportUVIdx(texOff, f1, mat, m) << "/" << f1.normal + normalOff
<< " " << f2.position + vertexOff << "/" << exportUVIdx(texOff, f2, mat, m) << "/" << f2.normal + normalOff << std::endl;
}
}
break;
case EPrimitive::Quads:
{
for (atUint32 i = 3 ; i < s.indices.size(); i += 4)
{
SVertexDescriptor& f0 = s.indices[i - 3];
SVertexDescriptor& f1 = s.indices[i - 2];
SVertexDescriptor& f2 = s.indices[i - 1];
SVertexDescriptor& f3 = s.indices[i - 0];
of << "f"
<< " " << f0.position + vertexOff << "/" << exportUVIdx(texOff, f0, mat, m) << "/" << f0.normal + normalOff
<< " " << f1.position + vertexOff << "/" << exportUVIdx(texOff, f1, mat, m) << "/" << f1.normal + normalOff
<< " " << f2.position + vertexOff << "/" << exportUVIdx(texOff, f2, mat, m) << "/" << f2.normal + normalOff << std::endl;
of << "f"
<< " " << f0.position + vertexOff << "/" << exportUVIdx(texOff, f0, mat, m) << "/" << f0.normal + normalOff
<< " " << f2.position + vertexOff << "/" << exportUVIdx(texOff, f2, mat, m) << "/" << f2.normal + normalOff
<< " " << f3.position + vertexOff << "/" << exportUVIdx(texOff, f3, mat, m) << "/" << f3.normal + normalOff << std::endl;
}
}
break;
default:
{
for (atUint32 i = 0 ; i < s.indices.size(); ++i)
{
SVertexDescriptor& f0 = s.indices[i];
of << "f " << f0.position + vertexOff << " " << f0.position + vertexOff << " " << f0.position + vertexOff << std::endl;
}
}
break;
}
}
}
vertexOff += m_vertices.size();
normalOff += m_normals.size();
texOff += (m_texCoords0.size() > 0 ? m_texCoords0.size() : m_texCoords1.size());
}
void CModelData::exportModel(std::ofstream& of, atUint32& vertexOff, atUint32& normalOff, atUint32& texOff, CMaterialSet& ms)
{
glm::mat4 rotMat = glm::rotate(glm::mat4(1), glm::radians(90.0f), glm::vec3(-1, 0, 0));
glm::mat4 inverseTransform = glm::transpose(glm::inverse(glm::mat4(m_transform)));
of << "# vertex positions" << std::endl;
for (glm::vec3 v : m_vertices)
{
glm::vec3 rv = glm::vec3(glm::vec4(rotMat * inverseTransform * glm::vec4(v, 1)));
of << "v " << rv.x << " " << rv.y << " " << rv.z << std::endl;
}
of << std::endl << std::endl;
of << "# texture coordinates" << std::endl;
for (glm::vec2 uv : m_texCoords0)
{
uv /= 1.f;
of << "vt " << uv.x << " " << uv.y << std::endl;
}
of << std::endl << std::endl;
of << "# vertex normals" << std::endl;
for (glm::vec3 n : m_normals)
{
of << "vn " << n.y << " " << n.x << " " << n.z << std::endl;
}
of << std::endl << std::endl;
int meshIndex = 0;
for (CMesh m : m_meshes)
{
CMaterial& mat = ms.material(m.m_materialID);
of << "g mesh_" << meshIndex << std::endl;
meshIndex++;
for (CPrimitive s : m.m_primitives)
{
switch (s.primitive)
{
case EPrimitive::Lines:
{
for (atUint32 i = 1 ; i < s.indices.size(); i += 2)
{
SVertexDescriptor& f0 = s.indices[i - 1];
SVertexDescriptor& f1 = s.indices[i - 0];
of << "l "
<< " " << f0.position + vertexOff << "/" << exportUVIdx(texOff, f0, mat, m)
<< " " << f1.position + vertexOff << "/" << exportUVIdx(texOff, f1, mat, m) << std::endl;
}
}
break;
case EPrimitive::LineStrip:
{
for (atUint32 i = 1 ; i < s.indices.size(); ++i)
{
SVertexDescriptor& f0 = s.indices[i - 1];
SVertexDescriptor& f1 = s.indices[i - 0];
of << "l"
<< " " << f0.position + vertexOff << "/" << exportUVIdx(texOff, f0, mat, m)
<< " " << f1.position + vertexOff << "/" << exportUVIdx(texOff, f1, mat, m) << std::endl;
}
}
break;
case EPrimitive::Triangles:
{
for (atUint32 i = 2 ; i < s.indices.size(); i += 3)
{
SVertexDescriptor& f0 = s.indices[i - 2];
SVertexDescriptor& f1 = s.indices[i - 1];
SVertexDescriptor& f2 = s.indices[i - 0];
of << "f"
<< " " << f0.position + vertexOff << "/" << exportUVIdx(texOff, f0, mat, m) << "/" << f0.normal + normalOff
<< " " << f1.position + vertexOff << "/" << exportUVIdx(texOff, f1, mat, m) << "/" << f1.normal + normalOff
<< " " << f2.position + vertexOff << "/" << exportUVIdx(texOff, f2, mat, m) << "/" << f2.normal + normalOff << std::endl;
}
}
break;
case EPrimitive::TriangleStrip:
{
for (atUint32 i = 2 ; i < s.indices.size(); ++i)
{
SVertexDescriptor& f0 = s.indices[i - 2];
SVertexDescriptor& f1 = s.indices[i - (1 - (i & 1))];
SVertexDescriptor& f2 = s.indices[i - ((i & 1) - 0)];
of << "f"
<< " " << f0.position + vertexOff << "/" << exportUVIdx(texOff, f0, mat, m) << "/" << f0.normal + normalOff
<< " " << f1.position + vertexOff << "/" << exportUVIdx(texOff, f1, mat, m) << "/" << f1.normal + normalOff
<< " " << f2.position + vertexOff << "/" << exportUVIdx(texOff, f2, mat, m) << "/" << f2.normal + normalOff << std::endl;
}
}
break;
case EPrimitive::TriangleFan:
{
SVertexDescriptor& f0 = s.indices[0];
for (atUint32 i = 2 ; i < s.indices.size(); ++i)
{
SVertexDescriptor& f1 = s.indices[i - 1];
SVertexDescriptor& f2 = s.indices[i - 0];
of << "f"
<< " " << f0.position + vertexOff << "/" << exportUVIdx(texOff, f0, mat, m) << "/" << f0.normal + normalOff
<< " " << f1.position + vertexOff << "/" << exportUVIdx(texOff, f1, mat, m) << "/" << f1.normal + normalOff
<< " " << f2.position + vertexOff << "/" << exportUVIdx(texOff, f2, mat, m) << "/" << f2.normal + normalOff << std::endl;
}
}
break;
case EPrimitive::Quads:
{
for (atUint32 i = 3 ; i < s.indices.size(); i += 4)
{
SVertexDescriptor& f0 = s.indices[i - 3];
SVertexDescriptor& f1 = s.indices[i - 2];
SVertexDescriptor& f2 = s.indices[i - 1];
SVertexDescriptor& f3 = s.indices[i - 0];
of << "f"
<< " " << f0.position + vertexOff << "/" << exportUVIdx(texOff, f0, mat, m) << "/" << f0.normal + normalOff
<< " " << f1.position + vertexOff << "/" << exportUVIdx(texOff, f1, mat, m) << "/" << f1.normal + normalOff
<< " " << f2.position + vertexOff << "/" << exportUVIdx(texOff, f2, mat, m) << "/" << f2.normal + normalOff << std::endl;
of << "f"
<< " " << f0.position + vertexOff << "/" << exportUVIdx(texOff, f0, mat, m) << "/" << f0.normal + normalOff
<< " " << f2.position + vertexOff << "/" << exportUVIdx(texOff, f2, mat, m) << "/" << f2.normal + normalOff
<< " " << f3.position + vertexOff << "/" << exportUVIdx(texOff, f3, mat, m) << "/" << f3.normal + normalOff << std::endl;
}
}
break;
default:
{
for (atUint32 i = 0 ; i < s.indices.size(); ++i)
{
SVertexDescriptor& f0 = s.indices[i];
of << "f " << f0.position + vertexOff << " " << f0.position + vertexOff << " " << f0.position + vertexOff << std::endl;
}
}
break;
}
}
}
vertexOff += m_vertices.size();
normalOff += m_normals.size();
texOff += m_texCoords0.size();
}