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// Copyright 2013 Dolphin Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#ifndef _VIDEOCOMMON_H
#define _VIDEOCOMMON_H
#ifdef _WIN32
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#endif
#include "Common.h"
#include "MathUtil.h"
#include "VideoBackendBase.h"
#if defined(_MSC_VER) && !defined(__x86_64__) && !defined(_M_X64)
void * memcpy_amd(void *dest, const void *src, size_t n);
unsigned char memcmp_mmx(const void* src1, const void* src2, int cmpsize);
#define memcpy_gc memcpy_amd
#define memcmp_gc memcmp_mmx
#else
#define memcpy_gc memcpy
#define memcmp_gc memcmp
#endif
// These are accurate (disregarding AA modes).
enum
{
EFB_WIDTH = 640,
EFB_HEIGHT = 528,
};
// XFB width is decided by EFB copy operation. The VI can do horizontal
// scaling (TODO: emulate).
const u32 MAX_XFB_WIDTH = EFB_WIDTH;
// Although EFB height is 528, 574-line XFB's can be created either with
// vertical scaling by the EFB copy operation or copying to multiple XFB's
// that are next to each other in memory (TODO: handle that situation).
const u32 MAX_XFB_HEIGHT = 574;
// Logging
// ----------
void HandleGLError();
// This structure should only be used to represent a rectangle in EFB
// coordinates, where the origin is at the upper left and the frame dimensions
// are 640 x 528.
typedef MathUtil::Rectangle<int> EFBRectangle;
// This structure should only be used to represent a rectangle in standard target
// coordinates, where the origin is at the lower left and the frame dimensions
// depend on the resolution settings. Use Renderer::ConvertEFBRectangle to
// convert an EFBRectangle to a TargetRectangle.
struct TargetRectangle : public MathUtil::Rectangle<int>
{
#ifdef _WIN32
// Only used by D3D backend.
const RECT *AsRECT() const
{
// The types are binary compatible so this works.
return (const RECT *)this;
}
RECT *AsRECT()
{
// The types are binary compatible so this works.
return (RECT *)this;
}
#endif
};
#ifdef _WIN32
#define PRIM_LOG(...) DEBUG_LOG(VIDEO, __VA_ARGS__)
#else
#define PRIM_LOG(...) DEBUG_LOG(VIDEO, ##__VA_ARGS__)
#endif
// warning: mapping buffer should be disabled to use this
// #define LOG_VTX() DEBUG_LOG(VIDEO, "vtx: %f %f %f, ", ((float*)VertexManager::s_pCurBufferPointer)[-3], ((float*)VertexManager::s_pCurBufferPointer)[-2], ((float*)VertexManager::s_pCurBufferPointer)[-1]);
#define LOG_VTX()
typedef enum
{
API_OPENGL = 1,
API_D3D9_SM30 = 2,
API_D3D9_SM20 = 4,
API_D3D9 = 6,
API_D3D11 = 8,
API_NONE = 16
} API_TYPE;
inline u32 RGBA8ToRGBA6ToRGBA8(u32 src)
{
u32 color = src;
color &= 0xFCFCFCFC;
color |= (color >> 6) & 0x03030303;
return color;
}
inline u32 RGBA8ToRGB565ToRGBA8(u32 src)
{
u32 color = (src & 0xF8FCF8);
color |= (color >> 5) & 0x070007;
color |= (color >> 6) & 0x000300;
color |= 0xFF000000;
return color;
}
inline u32 Z24ToZ16ToZ24(u32 src)
{
return (src & 0xFFFF00) | (src >> 16);
}
/* Returns the smallest power of 2 which is greater than or equal to num */
inline u32 MakePow2(u32 num)
{
--num;
num |= num >> 1;
num |= num >> 2;
num |= num >> 4;
num |= num >> 8;
num |= num >> 16;
++num;
return num;
}
// returns the exponent of the smallest power of two which is greater than val
inline unsigned int GetPow2(unsigned int val)
{
unsigned int ret = 0;
for (; val; val >>= 1)
++ret;
return ret;
}
struct s_svar
{
const char *name;
const unsigned int reg;
const unsigned int size;
};
#endif // _VIDEOCOMMON_H
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