gpu_data_format_align()

MAYAFLUX_API size_t MayaFlux::Kakshya::gpu_data_format_align ( GpuDataFormat  fmt )

noexcept

Base alignment in bytes of one element, following std430 rules.

Differs from gpu_data_format_bytes for three-component vectors, which align as four.

Parameters

fmt	GpuDataFormat value.

Returns

Alignment in bytes, or 0 for unrecognised formats.

Definition at line 35 of file GpuDataFormat.cpp.

{
    switch (fmt) {
    case GpuDataFormat::UINT8:
        return 1;
    case GpuDataFormat::UINT16:
        return 2;
    case GpuDataFormat::FLOAT32:
    case GpuDataFormat::INT32:
    case GpuDataFormat::UINT32:
        return 4;
    case GpuDataFormat::FLOAT64:
    case GpuDataFormat::VEC2_F32:
        return 8;
    case GpuDataFormat::VEC3_F32:
    case GpuDataFormat::VEC4_F32:
    case GpuDataFormat::MAT4_F32:
    case GpuDataFormat::VEC2_F64:
        return 16;
    case GpuDataFormat::VEC3_F64:
    case GpuDataFormat::VEC4_F64:
        return 32;
    default:
        return 0;
    }
}

References FLOAT32, FLOAT64, INT32, MAT4_F32, UINT16, UINT32, UINT8, VEC2_F32, VEC2_F64, VEC3_F32, VEC3_F64, VEC4_F32, and VEC4_F64.

Referenced by gpu_block_layout().

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