void D3DVertexFormat::Initialize(const PortableVertexDeclaration &_vtx_decl)
{
vertex_stride = _vtx_decl.stride;
memset(m_elems, 0, sizeof(m_elems));
m_elems[m_num_elems].SemanticName = "POSITION";
m_elems[m_num_elems].AlignedByteOffset = 0;
m_elems[m_num_elems].Format = DXGI_FORMAT_R32G32B32_FLOAT;
m_elems[m_num_elems].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
++m_num_elems;
for (int i = 0; i < 3; i++)
{
if (_vtx_decl.normal_offset[i] > 0)
{
m_elems[m_num_elems].SemanticName = "NORMAL";
m_elems[m_num_elems].SemanticIndex = i;
m_elems[m_num_elems].AlignedByteOffset = _vtx_decl.normal_offset[i];
m_elems[m_num_elems].Format = VarToD3D(_vtx_decl.normal_gl_type, _vtx_decl.normal_gl_size);
m_elems[m_num_elems].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
++m_num_elems;
}
}
for (int i = 0; i < 2; i++)
{
if (_vtx_decl.color_offset[i] > 0)
{
m_elems[m_num_elems].SemanticName = "COLOR";
m_elems[m_num_elems].SemanticIndex = i;
m_elems[m_num_elems].AlignedByteOffset = _vtx_decl.color_offset[i];
m_elems[m_num_elems].Format = VarToD3D(_vtx_decl.color_gl_type, 4);
m_elems[m_num_elems].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
++m_num_elems;
}
}
for (int i = 0; i < 8; i++)
{
if (_vtx_decl.texcoord_offset[i] > 0)
{
m_elems[m_num_elems].SemanticName = "TEXCOORD";
m_elems[m_num_elems].SemanticIndex = i;
m_elems[m_num_elems].AlignedByteOffset = _vtx_decl.texcoord_offset[i];
m_elems[m_num_elems].Format = VarToD3D(_vtx_decl.texcoord_gl_type[i], _vtx_decl.texcoord_size[i]);
m_elems[m_num_elems].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
++m_num_elems;
}
}
if (_vtx_decl.posmtx_offset != -1)
{
m_elems[m_num_elems].SemanticName = "BLENDINDICES";
m_elems[m_num_elems].AlignedByteOffset = _vtx_decl.posmtx_offset;
m_elems[m_num_elems].Format = DXGI_FORMAT_R8G8B8A8_UNORM;
m_elems[m_num_elems].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
++m_num_elems;
}
}
D3D12_INPUT_ELEMENT_DESC D3DVertexFormat::GetInputElementDescFromAttributeFormat(const AttributeFormat* format, const char* semantic_name, unsigned int semantic_index) const
{
D3D12_INPUT_ELEMENT_DESC desc = {};
desc.AlignedByteOffset = format->offset;
desc.Format = VarToD3D(format->type, format->components);
desc.InputSlot = 0;
desc.InputSlotClass = D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA;
desc.SemanticName = semantic_name;
desc.SemanticIndex = semantic_index;
return desc;
}
void D3DVertexFormat::AddInputElementDescFromAttributeFormatIfValid(const AttributeFormat* format, const char* semantic_name, unsigned int semantic_index)
{
if (!format->enable)
{
return;
}
D3D12_INPUT_ELEMENT_DESC desc = {};
desc.AlignedByteOffset = format->offset;
desc.Format = VarToD3D(format->type, format->components, format->integer);
desc.InputSlot = 0;
desc.InputSlotClass = D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA;
desc.SemanticName = semantic_name;
desc.SemanticIndex = semantic_index;
m_elems[m_num_elems] = desc;
++m_num_elems;
}
void D3DVertexFormat::Initialize(const PortableVertexDeclaration &_vtx_decl)
{
vertex_stride = _vtx_decl.stride;
memset(m_elems, 0, sizeof(m_elems));
const AttributeFormat* format = &_vtx_decl.position;
if (format->enable)
{
m_elems[m_num_elems].SemanticName = "POSITION";
m_elems[m_num_elems].AlignedByteOffset = format->offset;
m_elems[m_num_elems].Format = VarToD3D(format->type, format->components, format->integer);
m_elems[m_num_elems].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
++m_num_elems;
}
for (int i = 0; i < 3; i++)
{
format = &_vtx_decl.normals[i];
if (format->enable)
{
m_elems[m_num_elems].SemanticName = "NORMAL";
m_elems[m_num_elems].SemanticIndex = i;
m_elems[m_num_elems].AlignedByteOffset = format->offset;
m_elems[m_num_elems].Format = VarToD3D(format->type, format->components, format->integer);
m_elems[m_num_elems].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
++m_num_elems;
}
}
for (int i = 0; i < 2; i++)
{
format = &_vtx_decl.colors[i];
if (format->enable)
{
m_elems[m_num_elems].SemanticName = "COLOR";
m_elems[m_num_elems].SemanticIndex = i;
m_elems[m_num_elems].AlignedByteOffset = format->offset;
m_elems[m_num_elems].Format = VarToD3D(format->type, format->components, format->integer);
m_elems[m_num_elems].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
++m_num_elems;
}
}
for (int i = 0; i < 8; i++)
{
format = &_vtx_decl.texcoords[i];
if (format->enable)
{
m_elems[m_num_elems].SemanticName = "TEXCOORD";
m_elems[m_num_elems].SemanticIndex = i;
m_elems[m_num_elems].AlignedByteOffset = format->offset;
m_elems[m_num_elems].Format = VarToD3D(format->type, format->components, format->integer);
m_elems[m_num_elems].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
++m_num_elems;
}
}
format = &_vtx_decl.posmtx;
if (format->enable)
{
m_elems[m_num_elems].SemanticName = "BLENDINDICES";
m_elems[m_num_elems].AlignedByteOffset = format->offset;
m_elems[m_num_elems].Format = VarToD3D(format->type, format->components, format->integer);
m_elems[m_num_elems].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
++m_num_elems;
}
}
D3DVertexFormat::D3DVertexFormat(const PortableVertexDeclaration &_vtx_decl) : d3d_decl(nullptr)
{
vtx_decl = _vtx_decl;
memset(m_elements, 0, sizeof(m_elements));
// There's only one stream and it's 0, so the above memset takes care of that - no need to set Stream.
// Same for method.
const AttributeFormat* format = &vtx_decl.position;
int elem_idx = 0;
if (format->enable)
{
// So, here we go. First position:
m_elements[elem_idx].Offset = format->offset;
m_elements[elem_idx].Type = VarToD3D(format->type, format->components);
m_elements[elem_idx].Usage = D3DDECLUSAGE_POSITION;
++elem_idx;
}
for (int i = 0; i < 3; i++)
{
format = &vtx_decl.normals[i];
if (format->enable)
{
m_elements[elem_idx].Offset = format->offset;
m_elements[elem_idx].Type = VarToD3D(format->type, format->components);
m_elements[elem_idx].Usage = D3DDECLUSAGE_NORMAL;
m_elements[elem_idx].UsageIndex = i;
++elem_idx;
}
}
for (int i = 0; i < 2; i++)
{
format = &vtx_decl.colors[i];
if (format->enable)
{
m_elements[elem_idx].Offset = format->offset;
m_elements[elem_idx].Type = VarToD3D(format->type, 4);
m_elements[elem_idx].Usage = D3DDECLUSAGE_COLOR;
m_elements[elem_idx].UsageIndex = i;
++elem_idx;
}
}
for (int i = 0; i < 8; i++)
{
format = &vtx_decl.texcoords[i];
if (format->enable)
{
m_elements[elem_idx].Offset = format->offset;
m_elements[elem_idx].Type = VarToD3D(format->type, format->components);
m_elements[elem_idx].Usage = D3DDECLUSAGE_TEXCOORD;
m_elements[elem_idx].UsageIndex = i;
++elem_idx;
}
}
if (vtx_decl.posmtx.enable)
{
m_elements[elem_idx].Offset = vtx_decl.posmtx.offset;
m_elements[elem_idx].Usage = D3DDECLUSAGE_BLENDINDICES;
m_elements[elem_idx].Type = D3DDECLTYPE_D3DCOLOR;
m_elements[elem_idx].UsageIndex = 0;
++elem_idx;
}
// End marker
m_elements[elem_idx].Stream = 0xff;
m_elements[elem_idx].Type = D3DDECLTYPE_UNUSED;
++elem_idx;
m_num_elements = elem_idx;
}
D3DVertexFormat::D3DVertexFormat(const PortableVertexDeclaration &_vtx_decl)
: m_num_elems(0), m_layout12( {}), m_elems()
{
this->vtx_decl = _vtx_decl;
memset(m_elems, 0, sizeof(m_elems));
const AttributeFormat* format = &_vtx_decl.position;
if (format->enable)
{
m_elems[m_num_elems].SemanticName = "POSITION";
m_elems[m_num_elems].AlignedByteOffset = format->offset;
m_elems[m_num_elems].Format = VarToD3D(format->type, format->components, format->integer);
m_elems[m_num_elems].InputSlotClass = D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA;
++m_num_elems;
}
for (int i = 0; i < 3; i++)
{
format = &_vtx_decl.normals[i];
if (format->enable)
{
m_elems[m_num_elems].SemanticName = "NORMAL";
m_elems[m_num_elems].SemanticIndex = i;
m_elems[m_num_elems].AlignedByteOffset = format->offset;
m_elems[m_num_elems].Format = VarToD3D(format->type, format->components, format->integer);
m_elems[m_num_elems].InputSlotClass = D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA;
++m_num_elems;
}
}
for (int i = 0; i < 2; i++)
{
format = &_vtx_decl.colors[i];
if (format->enable)
{
m_elems[m_num_elems].SemanticName = "COLOR";
m_elems[m_num_elems].SemanticIndex = i;
m_elems[m_num_elems].AlignedByteOffset = format->offset;
m_elems[m_num_elems].Format = VarToD3D(format->type, format->components, format->integer);
m_elems[m_num_elems].InputSlotClass = D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA;
++m_num_elems;
}
}
for (int i = 0; i < 8; i++)
{
format = &_vtx_decl.texcoords[i];
if (format->enable)
{
m_elems[m_num_elems].SemanticName = "TEXCOORD";
m_elems[m_num_elems].SemanticIndex = i;
m_elems[m_num_elems].AlignedByteOffset = format->offset;
m_elems[m_num_elems].Format = VarToD3D(format->type, format->components, format->integer);
m_elems[m_num_elems].InputSlotClass = D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA;
++m_num_elems;
}
}
format = &_vtx_decl.posmtx;
if (format->enable)
{
m_elems[m_num_elems].SemanticName = "BLENDINDICES";
m_elems[m_num_elems].AlignedByteOffset = format->offset;
m_elems[m_num_elems].Format = VarToD3D(format->type, format->components, format->integer);
m_elems[m_num_elems].InputSlotClass = D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA;
++m_num_elems;
}
m_layout12.NumElements = m_num_elems;
m_layout12.pInputElementDescs = m_elems;
}
