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;
}
inline ArbitraryMeshVertex MDLVertex_construct( const mdlHeader_t& header, const mdlXyzNormal_t& xyz, const mdlSt_t& st, bool facesfront ){
return ArbitraryMeshVertex(
Vertex3f(
xyz.v[0] * header.scale[0] + header.scale_origin[0],
xyz.v[1] * header.scale[1] + header.scale_origin[1],
xyz.v[2] * header.scale[2] + header.scale_origin[2]
),
Normal3f(
g_mdl_normals[xyz.lightnormalindex][0],
g_mdl_normals[xyz.lightnormalindex][1],
g_mdl_normals[xyz.lightnormalindex][2]
),
TexCoord2f(
( (float)st.s / header.skinwidth ) + ( ( st.onseam == MDL_ONSEAM && !facesfront ) ? 0.5f : 0.0f ),
(float)st.t / header.skinheight
)
);
}
ArbitraryMeshVertex MD2Vertex_construct( const md2Header_t* pHeader, const md2Frame_t* pFrame, const md2XyzNormal_t* xyz, const md2St_t* st ){
return ArbitraryMeshVertex(
Vertex3f(
xyz->v[0] * pFrame->scale[0] + pFrame->translate[0],
xyz->v[1] * pFrame->scale[1] + pFrame->translate[1],
xyz->v[2] * pFrame->scale[2] + pFrame->translate[2]
),
Normal3f(
g_mdl_normals[xyz->lightnormalindex][0],
g_mdl_normals[xyz->lightnormalindex][1],
g_mdl_normals[xyz->lightnormalindex][2]
),
TexCoord2f(
(float)st->s / pHeader->skinwidth,
(float)st->t / pHeader->skinheight
)
);
}
