57 lines
1.6 KiB
C++
57 lines
1.6 KiB
C++
/*
|
|
* Copyright 2011-2019 Branimir Karadzic. All rights reserved.
|
|
* License: https://github.com/bkaradzic/bgfx#license-bsd-2-clause
|
|
*/
|
|
|
|
#ifndef BGFX_TOPOLOGY_H_HEADER_GUARD
|
|
#define BGFX_TOPOLOGY_H_HEADER_GUARD
|
|
|
|
#include <bgfx/bgfx.h>
|
|
|
|
namespace bgfx
|
|
{
|
|
/// Convert index buffer for use with different primitive topologies.
|
|
///
|
|
/// @param[in] _conversion Conversion type, see `TopologyConvert::Enum`.
|
|
/// @param[in] _dst Destination index buffer. If this argument it NULL
|
|
/// function will return number of indices after conversion.
|
|
/// @param[in] _dstSize Destination index buffer in bytes. It must be
|
|
/// large enough to contain output indices. If destination size is
|
|
/// insufficient index buffer will be truncated.
|
|
/// @param[in] _indices Source indices.
|
|
/// @param[in] _numIndices Number of input indices.
|
|
/// @param[in] _index32 Set to `true` if input indices are 32-bit.
|
|
///
|
|
/// @returns Number of output indices after conversion.
|
|
///
|
|
/// @attention C99 equivalent is `bgfx_topology_convert`.
|
|
///
|
|
uint32_t topologyConvert(
|
|
TopologyConvert::Enum _conversion
|
|
, void* _dst
|
|
, uint32_t _dstSize
|
|
, const void* _indices
|
|
, uint32_t _numIndices
|
|
, bool _index32
|
|
, bx::AllocatorI* _allocator
|
|
);
|
|
|
|
///
|
|
void topologySortTriList(
|
|
TopologySort::Enum _sort
|
|
, void* _dst
|
|
, uint32_t _dstSize
|
|
, const float _dir[3]
|
|
, const float _pos[3]
|
|
, const void* _vertices
|
|
, uint32_t _stride
|
|
, const void* _indices
|
|
, uint32_t _numIndices
|
|
, bool _index32
|
|
, bx::AllocatorI* _allocator
|
|
);
|
|
|
|
} // namespace bgfx
|
|
|
|
#endif // BGFX_TOPOLOGY_H_HEADER_GUARD
|