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// Copyright 2013 Dolphin Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#include <cmath>
#include <type_traits>
#include "Common/CommonTypes.h"
#include "VideoCommon/VertexLoader.h"
#include "VideoCommon/VertexLoader_Normal.h"
#include "VideoCommon/VertexManagerBase.h"
#include "VideoCommon/VideoCommon.h"
// warning: mapping buffer should be disabled to use this
#define LOG_NORM() // PRIM_LOG("norm: %f %f %f, ", ((float*)g_vertex_manager_write_ptr)[-3], ((float*)g_vertex_manager_write_ptr)[-2], ((float*)g_vertex_manager_write_ptr)[-1]);
VertexLoader_Normal::Set VertexLoader_Normal::m_Table[NUM_NRM_TYPE][NUM_NRM_INDICES][NUM_NRM_ELEMENTS][NUM_NRM_FORMAT];
namespace
{
template <typename T>
__forceinline float FracAdjust(T val)
{
//auto const S8FRAC = 1.f / (1u << 6);
//auto const U8FRAC = 1.f / (1u << 7);
//auto const S16FRAC = 1.f / (1u << 14);
//auto const U16FRAC = 1.f / (1u << 15);
// TODO: is this right?
return val / float(1u << (sizeof(T) * 8 - std::is_signed<T>::value - 1));
}
template <>
__forceinline float FracAdjust(float val)
{
return val;
}
template <typename T, int N>
__forceinline void ReadIndirect(const T* data)
{
static_assert(3 == N || 9 == N, "N is only sane as 3 or 9!");
DataReader dst(g_vertex_manager_write_ptr, nullptr);
for (int i = 0; i != N; ++i)
{
dst.Write(FracAdjust(Common::FromBigEndian(data[i])));
}
g_vertex_manager_write_ptr = dst.GetPointer();
LOG_NORM();
}
template <typename T, int N>
struct Normal_Direct
{
static void LOADERDECL function(VertexLoader* loader)
{
auto const source = reinterpret_cast<const T*>(DataGetPosition());
ReadIndirect<T, N * 3>(source);
DataSkip<N * 3 * sizeof(T)>();
}
static const int size = sizeof(T) * N * 3;
};
template <typename I, typename T, int N, int Offset>
__forceinline void Normal_Index_Offset()
{
static_assert(std::is_unsigned<I>::value, "Only unsigned I is sane!");
auto const index = DataRead<I>();
auto const data = reinterpret_cast<const T*>(cached_arraybases[ARRAY_NORMAL]
+ (index * g_main_cp_state.array_strides[ARRAY_NORMAL]) + sizeof(T) * 3 * Offset);
ReadIndirect<T, N * 3>(data);
}
template <typename I, typename T, int N>
struct Normal_Index
{
static void LOADERDECL function(VertexLoader* loader)
{
Normal_Index_Offset<I, T, N, 0>();
}
static const int size = sizeof(I);
};
template <typename I, typename T>
struct Normal_Index_Indices3
{
static void LOADERDECL function(VertexLoader* loader)
{
Normal_Index_Offset<I, T, 1, 0>();
Normal_Index_Offset<I, T, 1, 1>();
Normal_Index_Offset<I, T, 1, 2>();
}
static const int size = sizeof(I) * 3;
};
}
void VertexLoader_Normal::Init()
{
m_Table[NRM_DIRECT] [NRM_INDICES1][NRM_NBT] [FORMAT_UBYTE] = Normal_Direct<u8, 1>();
m_Table[NRM_DIRECT] [NRM_INDICES1][NRM_NBT] [FORMAT_BYTE] = Normal_Direct<s8, 1>();
m_Table[NRM_DIRECT] [NRM_INDICES1][NRM_NBT] [FORMAT_USHORT] = Normal_Direct<u16, 1>();
m_Table[NRM_DIRECT] [NRM_INDICES1][NRM_NBT] [FORMAT_SHORT] = Normal_Direct<s16, 1>();
m_Table[NRM_DIRECT] [NRM_INDICES1][NRM_NBT] [FORMAT_FLOAT] = Normal_Direct<float, 1>();
m_Table[NRM_DIRECT] [NRM_INDICES1][NRM_NBT3][FORMAT_UBYTE] = Normal_Direct<u8, 3>();
m_Table[NRM_DIRECT] [NRM_INDICES1][NRM_NBT3][FORMAT_BYTE] = Normal_Direct<s8, 3>();
m_Table[NRM_DIRECT] [NRM_INDICES1][NRM_NBT3][FORMAT_USHORT] = Normal_Direct<u16, 3>();
m_Table[NRM_DIRECT] [NRM_INDICES1][NRM_NBT3][FORMAT_SHORT] = Normal_Direct<s16, 3>();
m_Table[NRM_DIRECT] [NRM_INDICES1][NRM_NBT3][FORMAT_FLOAT] = Normal_Direct<float, 3>();
// Same as above
m_Table[NRM_DIRECT] [NRM_INDICES3][NRM_NBT] [FORMAT_UBYTE] = Normal_Direct<u8, 1>();
m_Table[NRM_DIRECT] [NRM_INDICES3][NRM_NBT] [FORMAT_BYTE] = Normal_Direct<s8, 1>();
m_Table[NRM_DIRECT] [NRM_INDICES3][NRM_NBT] [FORMAT_USHORT] = Normal_Direct<u16, 1>();
m_Table[NRM_DIRECT] [NRM_INDICES3][NRM_NBT] [FORMAT_SHORT] = Normal_Direct<s16, 1>();
m_Table[NRM_DIRECT] [NRM_INDICES3][NRM_NBT] [FORMAT_FLOAT] = Normal_Direct<float, 1>();
m_Table[NRM_DIRECT] [NRM_INDICES3][NRM_NBT3][FORMAT_UBYTE] = Normal_Direct<u8, 3>();
m_Table[NRM_DIRECT] [NRM_INDICES3][NRM_NBT3][FORMAT_BYTE] = Normal_Direct<s8, 3>();
m_Table[NRM_DIRECT] [NRM_INDICES3][NRM_NBT3][FORMAT_USHORT] = Normal_Direct<u16, 3>();
m_Table[NRM_DIRECT] [NRM_INDICES3][NRM_NBT3][FORMAT_SHORT] = Normal_Direct<s16, 3>();
m_Table[NRM_DIRECT] [NRM_INDICES3][NRM_NBT3][FORMAT_FLOAT] = Normal_Direct<float, 3>();
m_Table[NRM_INDEX8] [NRM_INDICES1][NRM_NBT] [FORMAT_UBYTE] = Normal_Index<u8, u8, 1>();
m_Table[NRM_INDEX8] [NRM_INDICES1][NRM_NBT] [FORMAT_BYTE] = Normal_Index<u8, s8, 1>();
m_Table[NRM_INDEX8] [NRM_INDICES1][NRM_NBT] [FORMAT_USHORT] = Normal_Index<u8, u16, 1>();
m_Table[NRM_INDEX8] [NRM_INDICES1][NRM_NBT] [FORMAT_SHORT] = Normal_Index<u8, s16, 1>();
m_Table[NRM_INDEX8] [NRM_INDICES1][NRM_NBT] [FORMAT_FLOAT] = Normal_Index<u8, float, 1>();
m_Table[NRM_INDEX8] [NRM_INDICES1][NRM_NBT3][FORMAT_UBYTE] = Normal_Index<u8, u8, 3>();
m_Table[NRM_INDEX8] [NRM_INDICES1][NRM_NBT3][FORMAT_BYTE] = Normal_Index<u8, s8, 3>();
m_Table[NRM_INDEX8] [NRM_INDICES1][NRM_NBT3][FORMAT_USHORT] = Normal_Index<u8, u16, 3>();
m_Table[NRM_INDEX8] [NRM_INDICES1][NRM_NBT3][FORMAT_SHORT] = Normal_Index<u8, s16, 3>();
m_Table[NRM_INDEX8] [NRM_INDICES1][NRM_NBT3][FORMAT_FLOAT] = Normal_Index<u8, float, 3>();
// Same as above for NRM_NBT
m_Table[NRM_INDEX8] [NRM_INDICES3][NRM_NBT] [FORMAT_UBYTE] = Normal_Index<u8, u8, 1>();
m_Table[NRM_INDEX8] [NRM_INDICES3][NRM_NBT] [FORMAT_BYTE] = Normal_Index<u8, s8, 1>();
m_Table[NRM_INDEX8] [NRM_INDICES3][NRM_NBT] [FORMAT_USHORT] = Normal_Index<u8, u16, 1>();
m_Table[NRM_INDEX8] [NRM_INDICES3][NRM_NBT] [FORMAT_SHORT] = Normal_Index<u8, s16, 1>();
m_Table[NRM_INDEX8] [NRM_INDICES3][NRM_NBT] [FORMAT_FLOAT] = Normal_Index<u8, float, 1>();
m_Table[NRM_INDEX8] [NRM_INDICES3][NRM_NBT3][FORMAT_UBYTE] = Normal_Index_Indices3<u8, u8>();
m_Table[NRM_INDEX8] [NRM_INDICES3][NRM_NBT3][FORMAT_BYTE] = Normal_Index_Indices3<u8, s8>();
m_Table[NRM_INDEX8] [NRM_INDICES3][NRM_NBT3][FORMAT_USHORT] = Normal_Index_Indices3<u8, u16>();
m_Table[NRM_INDEX8] [NRM_INDICES3][NRM_NBT3][FORMAT_SHORT] = Normal_Index_Indices3<u8, s16>();
m_Table[NRM_INDEX8] [NRM_INDICES3][NRM_NBT3][FORMAT_FLOAT] = Normal_Index_Indices3<u8, float>();
m_Table[NRM_INDEX16][NRM_INDICES1][NRM_NBT] [FORMAT_UBYTE] = Normal_Index<u16, u8, 1>();
m_Table[NRM_INDEX16][NRM_INDICES1][NRM_NBT] [FORMAT_BYTE] = Normal_Index<u16, s8, 1>();
m_Table[NRM_INDEX16][NRM_INDICES1][NRM_NBT] [FORMAT_USHORT] = Normal_Index<u16, u16, 1>();
m_Table[NRM_INDEX16][NRM_INDICES1][NRM_NBT] [FORMAT_SHORT] = Normal_Index<u16, s16, 1>();
m_Table[NRM_INDEX16][NRM_INDICES1][NRM_NBT] [FORMAT_FLOAT] = Normal_Index<u16, float, 1>();
m_Table[NRM_INDEX16][NRM_INDICES1][NRM_NBT3][FORMAT_UBYTE] = Normal_Index<u16, u8, 3>();
m_Table[NRM_INDEX16][NRM_INDICES1][NRM_NBT3][FORMAT_BYTE] = Normal_Index<u16, s8, 3>();
m_Table[NRM_INDEX16][NRM_INDICES1][NRM_NBT3][FORMAT_USHORT] = Normal_Index<u16, u16, 3>();
m_Table[NRM_INDEX16][NRM_INDICES1][NRM_NBT3][FORMAT_SHORT] = Normal_Index<u16, s16, 3>();
m_Table[NRM_INDEX16][NRM_INDICES1][NRM_NBT3][FORMAT_FLOAT] = Normal_Index<u16, float, 3>();
// Same as above for NRM_NBT
m_Table[NRM_INDEX16][NRM_INDICES3][NRM_NBT] [FORMAT_UBYTE] = Normal_Index<u16, u8, 1>();
m_Table[NRM_INDEX16][NRM_INDICES3][NRM_NBT] [FORMAT_BYTE] = Normal_Index<u16, s8, 1>();
m_Table[NRM_INDEX16][NRM_INDICES3][NRM_NBT] [FORMAT_USHORT] = Normal_Index<u16, u16, 1>();
m_Table[NRM_INDEX16][NRM_INDICES3][NRM_NBT] [FORMAT_SHORT] = Normal_Index<u16, s16, 1>();
m_Table[NRM_INDEX16][NRM_INDICES3][NRM_NBT] [FORMAT_FLOAT] = Normal_Index<u16, float, 1>();
m_Table[NRM_INDEX16][NRM_INDICES3][NRM_NBT3][FORMAT_UBYTE] = Normal_Index_Indices3<u16, u8>();
m_Table[NRM_INDEX16][NRM_INDICES3][NRM_NBT3][FORMAT_BYTE] = Normal_Index_Indices3<u16, s8>();
m_Table[NRM_INDEX16][NRM_INDICES3][NRM_NBT3][FORMAT_USHORT] = Normal_Index_Indices3<u16, u16>();
m_Table[NRM_INDEX16][NRM_INDICES3][NRM_NBT3][FORMAT_SHORT] = Normal_Index_Indices3<u16, s16>();
m_Table[NRM_INDEX16][NRM_INDICES3][NRM_NBT3][FORMAT_FLOAT] = Normal_Index_Indices3<u16, float>();
}
unsigned int VertexLoader_Normal::GetSize(u64 _type,
unsigned int _format, unsigned int _elements, unsigned int _index3)
{
return m_Table[_type][_index3][_elements][_format].gc_size;
}
TPipelineFunction VertexLoader_Normal::GetFunction(u64 _type,
unsigned int _format, unsigned int _elements, unsigned int _index3)
{
TPipelineFunction pFunc = m_Table[_type][_index3][_elements][_format].function;
return pFunc;
}
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