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// Copyright 2008 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.

#pragma once

#ifdef _WIN32
#include <windows.h>
#endif

#include "Common/CommonTypes.h"
#include "Common/MathUtil.h"

// Global flag to signal if FifoRecorder is active.
extern bool g_bRecordFifoData;

// These are accurate (disregarding AA modes).
enum
{
	EFB_WIDTH = 640,
	EFB_HEIGHT = 528,
};

// Max XFB width is 720. You can only copy out 640 wide areas of efb to XFB
// so you need multiple copies to do the full width.
// The VI can do horizontal scaling (TODO: emulate).
const u32 MAX_XFB_WIDTH = 720;

// 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;

// 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*)g_vertex_manager_write_ptr)[-3], ((float*)g_vertex_manager_write_ptr)[-2], ((float*)g_vertex_manager_write_ptr)[-1]);

#define LOG_VTX()

enum API_TYPE
{
	API_OPENGL = 1,
	API_D3D    = 2,
	API_NONE   = 3
};

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);
}