62 lines
1.3 KiB
C++
62 lines
1.3 KiB
C++
// Copyright 2008 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <cstring>
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#include "Common/CommonTypes.h"
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#include "Common/Inline.h"
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#include "Common/Swap.h"
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extern const u8* g_video_buffer_read_ptr;
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extern u8* g_vertex_manager_write_ptr;
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DOLPHIN_FORCE_INLINE void DataSkip(u32 skip)
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{
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g_video_buffer_read_ptr += skip;
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}
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// probably unnecessary
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template <int count>
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DOLPHIN_FORCE_INLINE void DataSkip()
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{
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g_video_buffer_read_ptr += count;
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}
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template <typename T>
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DOLPHIN_FORCE_INLINE T DataPeek(int _uOffset, const u8* bufp = g_video_buffer_read_ptr)
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{
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T result;
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std::memcpy(&result, &bufp[_uOffset], sizeof(T));
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return Common::FromBigEndian(result);
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}
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template <typename T>
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DOLPHIN_FORCE_INLINE T DataRead(const u8** bufp = &g_video_buffer_read_ptr)
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{
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auto const result = DataPeek<T>(0, *bufp);
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*bufp += sizeof(T);
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return result;
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}
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DOLPHIN_FORCE_INLINE u32 DataReadU32Unswapped()
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{
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u32 result;
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std::memcpy(&result, g_video_buffer_read_ptr, sizeof(u32));
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g_video_buffer_read_ptr += sizeof(u32);
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return result;
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}
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DOLPHIN_FORCE_INLINE const u8* DataGetPosition()
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{
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return g_video_buffer_read_ptr;
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}
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template <typename T>
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DOLPHIN_FORCE_INLINE void DataWrite(T data)
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{
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std::memcpy(g_vertex_manager_write_ptr, &data, sizeof(T));
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g_vertex_manager_write_ptr += sizeof(T);
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}
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