//[-------------------------------------------------------]
//[ Private virtual MeshCreator functions ]
//[-------------------------------------------------------]
Mesh *MeshCreatorCube::Create(Mesh &cMesh, uint32 nLODLevel, bool bStatic) const
{
// Call base implementation
MeshCreator::Create(cMesh, nLODLevel, bStatic);
// Get dimension and offset
const Vector3 &vDimension = Dimension.Get();
const Vector3 &vOffset = Offset.Get();
// Get morph target
MeshMorphTarget *pMorphTarget = cMesh.GetMorphTarget(0);
if (pMorphTarget && pMorphTarget->GetVertexBuffer()) {
VertexBuffer *pVertexBuffer = pMorphTarget->GetVertexBuffer();
if (TexCoords || Normals) {
// Allocate data
pVertexBuffer->AddVertexAttribute(VertexBuffer::Position, 0, VertexBuffer::Float3);
if (TexCoords)
pVertexBuffer->AddVertexAttribute(VertexBuffer::TexCoord, 0, VertexBuffer::Float2);
if (Normals)
pVertexBuffer->AddVertexAttribute(VertexBuffer::Normal, 0, VertexBuffer::Float3);
pVertexBuffer->Allocate(24, bStatic ? Usage::Static : Usage::Dynamic);
if (pVertexBuffer->Lock(Lock::WriteOnly)) { // Setup vertices
// x-positive (0)
// 0
float *pfVertices = static_cast<float*>(pVertexBuffer->GetData(0, VertexBuffer::Position));
pfVertices[Vector3::X] = vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = -vDimension.z + vOffset.z;
// 1
pfVertices = static_cast<float*>(pVertexBuffer->GetData(1, VertexBuffer::Position));
pfVertices[Vector3::X] = vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = vDimension.z + vOffset.z;
// 2
pfVertices = static_cast<float*>(pVertexBuffer->GetData(2, VertexBuffer::Position));
pfVertices[Vector3::X] = vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = -vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = vDimension.z + vOffset.z;
// 3
pfVertices = static_cast<float*>(pVertexBuffer->GetData(3, VertexBuffer::Position));
pfVertices[Vector3::X] = vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = -vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = -vDimension.z + vOffset.z;
// x-negative (1)
// 4
pfVertices = static_cast<float*>(pVertexBuffer->GetData(4, VertexBuffer::Position));
pfVertices[Vector3::X] = -vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = vDimension.z + vOffset.z;
// 5
pfVertices = static_cast<float*>(pVertexBuffer->GetData(5, VertexBuffer::Position));
pfVertices[Vector3::X] = -vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = -vDimension.z + vOffset.z;
// 6
pfVertices = static_cast<float*>(pVertexBuffer->GetData(6, VertexBuffer::Position));
pfVertices[Vector3::X] = -vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = -vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = -vDimension.z + vOffset.z;
// 7
pfVertices = static_cast<float*>(pVertexBuffer->GetData(7, VertexBuffer::Position));
pfVertices[Vector3::X] = -vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = -vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = vDimension.z + vOffset.z;
// y-positive (2)
// 8
pfVertices = static_cast<float*>(pVertexBuffer->GetData(8, VertexBuffer::Position));
pfVertices[Vector3::X] = vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = -vDimension.z + vOffset.z;
// 9
pfVertices = static_cast<float*>(pVertexBuffer->GetData(9, VertexBuffer::Position));
pfVertices[Vector3::X] = -vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = -vDimension.z + vOffset.z;
// 10
pfVertices = static_cast<float*>(pVertexBuffer->GetData(10, VertexBuffer::Position));
pfVertices[Vector3::X] = -vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = vDimension.z + vOffset.z;
// 11
pfVertices = static_cast<float*>(pVertexBuffer->GetData(11, VertexBuffer::Position));
pfVertices[Vector3::X] = vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = vDimension.z + vOffset.z;
// y-negative (3)
// 12
pfVertices = static_cast<float*>(pVertexBuffer->GetData(12, VertexBuffer::Position));
pfVertices[Vector3::X] = vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = -vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = vDimension.z + vOffset.z;
// 13
pfVertices = static_cast<float*>(pVertexBuffer->GetData(13, VertexBuffer::Position));
pfVertices[Vector3::X] = -vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = -vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = vDimension.z + vOffset.z;
// 14
pfVertices = static_cast<float*>(pVertexBuffer->GetData(14, VertexBuffer::Position));
pfVertices[Vector3::X] = -vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = -vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = -vDimension.z + vOffset.z;
// 15
pfVertices = static_cast<float*>(pVertexBuffer->GetData(15, VertexBuffer::Position));
pfVertices[Vector3::X] = vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = -vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = -vDimension.z + vOffset.z;
// z-positive (4)
// 16
pfVertices = static_cast<float*>(pVertexBuffer->GetData(16, VertexBuffer::Position));
pfVertices[Vector3::X] = vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = vDimension.z + vOffset.z;
// 17
pfVertices = static_cast<float*>(pVertexBuffer->GetData(17, VertexBuffer::Position));
pfVertices[Vector3::X] = -vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = vDimension.z + vOffset.z;
// 18
pfVertices = static_cast<float*>(pVertexBuffer->GetData(18, VertexBuffer::Position));
pfVertices[Vector3::X] = -vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = -vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = vDimension.z + vOffset.z;
// 19
pfVertices = static_cast<float*>(pVertexBuffer->GetData(19, VertexBuffer::Position));
pfVertices[Vector3::X] = vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = -vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = vDimension.z + vOffset.z;
// z-negative (5)
// 20
pfVertices = static_cast<float*>(pVertexBuffer->GetData(20, VertexBuffer::Position));
pfVertices[Vector3::X] = -vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = -vDimension.z + vOffset.z;
// 21
pfVertices = static_cast<float*>(pVertexBuffer->GetData(21, VertexBuffer::Position));
pfVertices[Vector3::X] = vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = -vDimension.z + vOffset.z;
// 22
pfVertices = static_cast<float*>(pVertexBuffer->GetData(22, VertexBuffer::Position));
pfVertices[Vector3::X] = vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = -vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = -vDimension.z + vOffset.z;
// 23
pfVertices = static_cast<float*>(pVertexBuffer->GetData(23, VertexBuffer::Position));
pfVertices[Vector3::X] = -vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = -vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = -vDimension.z + vOffset.z;
// Setup texture coordinates
if (TexCoords) {
for (int nSide=0; nSide<6; nSide++) {
// 0
pfVertices = static_cast<float*>(pVertexBuffer->GetData(0+nSide*4, VertexBuffer::TexCoord));
pfVertices[Vector2::X] = 1.0f;
pfVertices[Vector2::Y] = 0.0f;
// 1
pfVertices = static_cast<float*>(pVertexBuffer->GetData(1+nSide*4, VertexBuffer::TexCoord));
pfVertices[Vector2::X] = 0.0f;
pfVertices[Vector2::Y] = 0.0f;
// 2
pfVertices = static_cast<float*>(pVertexBuffer->GetData(2+nSide*4, VertexBuffer::TexCoord));
pfVertices[Vector2::X] = 0.0f;
pfVertices[Vector2::Y] = 1.0f;
// 3
pfVertices = static_cast<float*>(pVertexBuffer->GetData(3+nSide*4, VertexBuffer::TexCoord));
pfVertices[Vector2::X] = 1.0f;
pfVertices[Vector2::Y] = 1.0f;
}
}
// Setup normal vectors
if (Normals) {
// x-positive (0)
SetNormals(*pVertexBuffer, 0, 1.0f, 0.0f, 0.0f);
// x-negative (1)
SetNormals(*pVertexBuffer, 1, -1.0f, 0.0f, 0.0f);
// y-positive (2)
SetNormals(*pVertexBuffer, 2, 0.0f, 1.0f, 0.0f);
// y-negative (3)
SetNormals(*pVertexBuffer, 3, 0.0f, -1.0f, 0.0f);
// z-positive (4)
SetNormals(*pVertexBuffer, 4, 0.0f, 0.0f, 1.0f);
// z-negative (5)
SetNormals(*pVertexBuffer, 5, 0.0f, 0.0f, -1.0f);
}
// Unlock the vertex buffer
pVertexBuffer->Unlock();
}
// Get LOD level
MeshLODLevel *pLODLevel = cMesh.GetLODLevel(nLODLevel);
if (pLODLevel && pLODLevel->GetIndexBuffer()) {
// Allocate and setup index buffer
IndexBuffer *pIndexBuffer = pLODLevel->GetIndexBuffer();
pIndexBuffer->SetElementTypeByMaximumIndex(pVertexBuffer->GetNumOfElements()-1);
pIndexBuffer->Allocate(24, bStatic ? Usage::Static : Usage::Dynamic);
if (pIndexBuffer->Lock(Lock::WriteOnly)) {
for (int nSide=0; nSide<6; nSide++) {
if (Order) {
pIndexBuffer->SetData(nSide*4+0, nSide*4+3-2);
pIndexBuffer->SetData(nSide*4+1, nSide*4+3-3);
pIndexBuffer->SetData(nSide*4+2, nSide*4+3-1);
pIndexBuffer->SetData(nSide*4+3, nSide*4+3-0);
} else {
pIndexBuffer->SetData(nSide*4+0, nSide*4+3-1);
pIndexBuffer->SetData(nSide*4+1, nSide*4+3-0);
pIndexBuffer->SetData(nSide*4+2, nSide*4+3-2);
pIndexBuffer->SetData(nSide*4+3, nSide*4+3-3);
}
}
// Unlock the index buffer
pIndexBuffer->Unlock();
}
// Create the geometries
Array<Geometry> &lstGeometries = *pLODLevel->GetGeometries();
for (int i=0; i<6; i++) {
Geometry &cGeometry = lstGeometries.Add();
cGeometry.SetPrimitiveType(Primitive::TriangleStrip);
cGeometry.SetStartIndex(i*4);
cGeometry.SetIndexSize(4);
if (MultiMaterials && i) {
cMesh.AddMaterial(cMesh.GetRenderer()->GetRendererContext().GetMaterialManager().Create());
cGeometry.SetMaterial(i);
}
}
}
} else { // No texture coordinates
// Allocate and setup data
pVertexBuffer->AddVertexAttribute(VertexBuffer::Position, 0, VertexBuffer::Float3);
pVertexBuffer->Allocate(8, bStatic ? Usage::Static : Usage::Dynamic);
if (pVertexBuffer->Lock(Lock::WriteOnly)) { // Setup vertices
// 0
float *pfVertices = static_cast<float*>(pVertexBuffer->GetData(0, VertexBuffer::Position));
pfVertices[Vector3::X] = -vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = -vDimension.z + vOffset.z;
// 1
pfVertices = static_cast<float*>(pVertexBuffer->GetData(1, VertexBuffer::Position));
pfVertices[Vector3::X] = vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = -vDimension.z + vOffset.z;
// 2
pfVertices = static_cast<float*>(pVertexBuffer->GetData(2, VertexBuffer::Position));
pfVertices[Vector3::X] = vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = vDimension.z + vOffset.z;
// 3
pfVertices = static_cast<float*>(pVertexBuffer->GetData(3, VertexBuffer::Position));
pfVertices[Vector3::X] = -vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = vDimension.z + vOffset.z;
// 4
pfVertices = static_cast<float*>(pVertexBuffer->GetData(4, VertexBuffer::Position));
pfVertices[Vector3::X] = -vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = -vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = -vDimension.z + vOffset.z;
// 5
pfVertices = static_cast<float*>(pVertexBuffer->GetData(5, VertexBuffer::Position));
pfVertices[Vector3::X] = vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = -vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = -vDimension.z + vOffset.z;
// 6
pfVertices = static_cast<float*>(pVertexBuffer->GetData(6, VertexBuffer::Position));
pfVertices[Vector3::X] = vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = -vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = vDimension.z + vOffset.z;
// 7
pfVertices = static_cast<float*>(pVertexBuffer->GetData(7, VertexBuffer::Position));
pfVertices[Vector3::X] = -vDimension.x + vOffset.x;
pfVertices[Vector3::Y] = -vDimension.y + vOffset.y;
pfVertices[Vector3::Z] = vDimension.z + vOffset.z;
// Unlock the vertex buffer
pVertexBuffer->Unlock();
}
// Get LOD level
MeshLODLevel *pLODLevel = cMesh.GetLODLevel(nLODLevel);
if (pLODLevel) {
// Allocate and setup index buffer
IndexBuffer *pIndexBuffer = pLODLevel->GetIndexBuffer();
pIndexBuffer->SetElementTypeByMaximumIndex(pVertexBuffer->GetNumOfElements()-1);
pIndexBuffer->Allocate(24, bStatic ? Usage::Static : Usage::Dynamic);
if (pIndexBuffer->Lock(Lock::WriteOnly)) {
if (Order) {
// Left
pIndexBuffer->SetData(0, 7);
pIndexBuffer->SetData(1, 4);
pIndexBuffer->SetData(2, 3);
pIndexBuffer->SetData(3, 0);
// Front
pIndexBuffer->SetData(4, 1);
pIndexBuffer->SetData(5, 0);
pIndexBuffer->SetData(6, 5);
pIndexBuffer->SetData(7, 4);
// Right
pIndexBuffer->SetData(8, 5);
pIndexBuffer->SetData(9, 6);
pIndexBuffer->SetData(10, 1);
pIndexBuffer->SetData(11, 2);
// Back
pIndexBuffer->SetData(12, 6);
pIndexBuffer->SetData(13, 7);
pIndexBuffer->SetData(14, 2);
pIndexBuffer->SetData(15, 3);
// Top
pIndexBuffer->SetData(16, 2);
pIndexBuffer->SetData(17, 3);
pIndexBuffer->SetData(18, 1);
pIndexBuffer->SetData(19, 0);
// Bottom
pIndexBuffer->SetData(20, 5);
pIndexBuffer->SetData(21, 4);
pIndexBuffer->SetData(22, 6);
pIndexBuffer->SetData(23, 7);
} else {
// Left
pIndexBuffer->SetData(0, 3);
pIndexBuffer->SetData(1, 0);
pIndexBuffer->SetData(2, 7);
pIndexBuffer->SetData(3, 4);
// Front
pIndexBuffer->SetData(4, 5);
pIndexBuffer->SetData(5, 4);
pIndexBuffer->SetData(6, 1);
pIndexBuffer->SetData(7, 0);
// Right
pIndexBuffer->SetData(8, 1);
pIndexBuffer->SetData(9, 2);
pIndexBuffer->SetData(10, 5);
pIndexBuffer->SetData(11, 6);
// Back
pIndexBuffer->SetData(12, 2);
pIndexBuffer->SetData(13, 3);
pIndexBuffer->SetData(14, 6);
pIndexBuffer->SetData(15, 7);
// Top
pIndexBuffer->SetData(16, 1);
pIndexBuffer->SetData(17, 0);
pIndexBuffer->SetData(18, 2);
pIndexBuffer->SetData(19, 3);
// Bottom
pIndexBuffer->SetData(20, 6);
pIndexBuffer->SetData(21, 7);
pIndexBuffer->SetData(22, 5);
pIndexBuffer->SetData(23, 4);
}
// Unlock the index buffer
pIndexBuffer->Unlock();
}
// Create the geometries
Array<Geometry> &lstGeometries = *pLODLevel->GetGeometries();
for (int i=0; i<6; i++) {
Geometry &cGeometry = lstGeometries.Add();
cGeometry.SetPrimitiveType(Primitive::TriangleStrip);
cGeometry.SetStartIndex(i*4);
cGeometry.SetIndexSize(4);
}
}
}
}
// Return the created mesh
return &cMesh;
}
