void MD3Model::GetVertices(uint32_t s, uint32_t f, MeshVertex_t*& vertexData, uint32_t& vertexCount) const {
assert(s < header->numSurfaces);
assert(f < header->numFrames);
MD3::Surface_t* surface = surfaces[s];
MD3::Vertex_t* vertices = GetVertices(s, f);
MD3::TexCoord_t* texCoords = GetTexCoords(s);
vertexCount = surface->numVerts;
vertexData = new MeshVertex_t[vertexCount];
for (uint32_t i=0; i<vertexCount; ++i) {
vertexData[i].coord = glm::vec3(
vertices[i].x,
vertices[i].y,
vertices[i].z
) * MD3_SCALE;
vertexData[i].normal = DecodeNormal(vertices[i].n);
vertexData[i].texCoord = glm::vec2(
texCoords[i].u,
texCoords[i].v
);
}
}
unsigned int MDCSurface_read(Surface& surface, const byte* buffer)
{
mdcSurface_t mdcSurface;
{
PointerInputStream inputStream(buffer);
istream_read_mdcSurface(inputStream, mdcSurface);
}
{
surface.vertices().reserve(mdcSurface.numVerts);
PointerInputStream xyzStream(buffer + mdcSurface.ofsXyzNormals);
PointerInputStream stStream(buffer + mdcSurface.ofsSt);
// read verts into vertex array - xyz, st, normal
for(std::size_t i = 0; i < mdcSurface.numVerts; i++)
{
mdcXyzNormal_t mdcXyzNormal;
istream_read_mdcXyzNormal(xyzStream, mdcXyzNormal);
mdcSt_t mdcSt;
istream_read_mdcSt(stStream, mdcSt);
surface.vertices().push_back(
ArbitraryMeshVertex(
Vertex3f( mdcXyzNormal.xyz[0] * MDC_XYZ_SCALE, mdcXyzNormal.xyz[1] * MDC_XYZ_SCALE, mdcXyzNormal.xyz[2] * MDC_XYZ_SCALE),
DecodeNormal(reinterpret_cast<byte*>(&mdcXyzNormal.normal)),
TexCoord2f(mdcSt.st[0], mdcSt.st[1])
)
);
}
}
{
surface.indices().reserve(mdcSurface.numTriangles * 3);
PointerInputStream triangleStream(buffer + mdcSurface.ofsTriangles);
for(std::size_t i = 0; i < mdcSurface.numTriangles; i++)
{
mdcTriangle_t triangle;
istream_read_mdcTriangle(triangleStream, triangle);
surface.indices().insert(triangle.indexes[0]);
surface.indices().insert(triangle.indexes[1]);
surface.indices().insert(triangle.indexes[2]);
}
}
{
mdcShader_t shader;
PointerInputStream inputStream(buffer + mdcSurface.ofsShaders);
istream_read_mdcShader(inputStream, shader);
surface.setShader(shader.name);
}
surface.updateAABB();
return mdcSurface.ofsEnd;
}
void xmlBranchLoad::DecodePoint( ticpp::Element* pVertex , int i )
{
//считать координаты точки
int iNum = 0;
pVertex->GetAttribute( m_BranchNames.m_sNum , &iNum );
ticpp::Iterator< ticpp::Element > pPoint( m_BranchNames.m_sPoint );
for ( pPoint = pPoint.begin( pVertex ); pPoint != pPoint.end(); pPoint++ )
{
//извлечь координаты вершины
DecodeVertex( pPoint , &m_pData->m_vBranch[ i ].m_vVertex );
//извлечь координаты нормали
DecodeNormal( pPoint , &m_pData->m_vBranch[ i ].m_vNormal );
//извлечь текстурные координаты
DecodeTexCoord( pPoint , &m_pData->m_vBranch[ i ].m_vTexCoord );
}
}
