get_modality_size_bytes()

uint32_t MayaFlux::Portal::Graphics::VertexLayoutTranslator::get_modality_size_bytes ( Kakshya::DataModality  modality )

static

Get size in bytes for a modality Useful for computing strides, offsets, etc.

Definition at line 98 of file LayoutTranslator.cpp.

{
    using namespace Kakshya;
 
    switch (modality) {
    case DataModality::VERTEX_POSITIONS_3D:
    case DataModality::VERTEX_NORMALS_3D:
    case DataModality::VERTEX_TANGENTS_3D:
    case DataModality::VERTEX_COLORS_RGB:
        return 12; // 3 * float32
 
    case DataModality::TEXTURE_COORDS_2D:
        return 8; // 2 * float32
 
    case DataModality::VERTEX_COLORS_RGBA:
        return 16; // 4 * float32
 
    case DataModality::AUDIO_1D:
    case DataModality::AUDIO_MULTICHANNEL:
        return 8; // float64
 
    case DataModality::SPECTRAL_2D:
        return 8; // 2 * float32
 
    case DataModality::TRANSFORMATION_MATRIX:
        return 64; // 4x4 * float32
 
    default:
        return 4;
    }
}