irrlicht/source/Irrlicht/CGLTFMeshFileLoader.cpp
JosiahWI 2ae436cb2c Update vertex test for coordinate system
This is also the first working version of the mesh. I successfully
loaded it in Minetest.
2024-04-18 07:18:30 -05:00

60 lines
1.2 KiB
C++

#include "CGLTFMeshFileLoader.h"
#include "CMeshBuffer.h"
#include "coreutil.h"
#include "IAnimatedMesh.h"
#include "IReadFile.h"
#include "irrTypes.h"
#include "path.h"
#include "S3DVertex.h"
#include "SAnimatedMesh.h"
#include "SColor.h"
#include "SMesh.h"
#include <iostream>
namespace irr
{
namespace scene
{
CGLTFMeshFileLoader::CGLTFMeshFileLoader()
{
}
bool CGLTFMeshFileLoader::isALoadableFileExtension(
const io::path& filename) const
{
return core::hasFileExtension(filename, "gltf");
}
IAnimatedMesh* CGLTFMeshFileLoader::createMesh(io::IReadFile* file)
{
if (file->getSize() == 0) {
return nullptr;
}
// sorry Bjarne
SMeshBuffer* meshbuf { new SMeshBuffer {} };
const video::S3DVertex* vertices { new video::S3DVertex[3] {
{{0.0f, 0.0f, 0.0f}, {0.0f, 0.0f, 1.0f}, {}, {0.0f, 0.0f}},
{{0.0f, 1.0f, 0.0f}, {0.0f, 0.0f, 1.0f}, {}, {1.0f, 0.0f}},
{{-1.0f, 0.0f, 0.0f}, {0.0f, 0.0f, 1.0f}, {}, {0.0f, 1.0f}} } };
const u16* indices { new u16[3] {0, 1, 2} };
meshbuf->append(vertices, 3, indices, 3);
SMesh* mesh { new SMesh {} };
mesh->addMeshBuffer(meshbuf);
SAnimatedMesh* animatedMesh { new SAnimatedMesh {} };
animatedMesh->addMesh(mesh);
return animatedMesh;
}
} // namespace irr
} // namespace scene