Kernel/Modules/CoreCG/CoreCG.hxx


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/* -------------------------------------------

	Copyright Zeta Electronics Corporation

------------------------------------------- */

#pragma once

#include <NewKit/Defines.hpp>

#define GXInit() NewOS::SizeT __GXCursor = 0

#define GXRgba(R, G, B) (UInt32)(R | G | B)

#define gxClearClr RGB(9d, 9d, 9d)

#define GXFini() __GXCursor = 0

/// @brief Performs OR drawing on the framebuffer.
#define GXDrawAlphaImg(ImgPtr, _Height, _Width, BaseX, BaseY)                        \
	__GXCursor = 0;                                                                  \
                                                                                     \
	for (NewOS::SizeT i = BaseX; i < (_Height + BaseX); ++i)                         \
	{                                                                                \
		for (NewOS::SizeT u = BaseY; u < (_Width + BaseY); ++u)                      \
		{                                                                            \
			*(((volatile NewOS::UInt32*)(kHandoverHeader->f_GOP.f_The +              \
										 4 * kHandoverHeader->f_GOP.f_PixelPerLine * \
											 i +                                     \
										 4 * u))) |= ImgPtr[__GXCursor];             \
                                                                                     \
			++__GXCursor;                                                            \
		}                                                                            \
	}

/// @brief Draws a resource.
#define GXDrawImg(ImgPtr, _Height, _Width, BaseX, BaseY)                             \
	__GXCursor = 0;                                                                  \
                                                                                     \
	for (NewOS::SizeT i = BaseX; i < (_Height + BaseX); ++i)                         \
	{                                                                                \
		for (NewOS::SizeT u = BaseY; u < (_Width + BaseY); ++u)                      \
		{                                                                            \
			*(((volatile NewOS::UInt32*)(kHandoverHeader->f_GOP.f_The +              \
										 4 * kHandoverHeader->f_GOP.f_PixelPerLine * \
											 i +                                     \
										 4 * u))) = ImgPtr[__GXCursor];              \
                                                                                     \
			++__GXCursor;                                                            \
		}                                                                            \
	}

/// @brief Cleans a resource.
#define GXClear(_Height, _Width, BaseX, BaseY)                                       \
                                                                                     \
	for (NewOS::SizeT i = BaseX; i < _Height + BaseX; ++i)                           \
	{                                                                                \
		for (NewOS::SizeT u = BaseY; u < _Width + BaseY; ++u)                        \
		{                                                                            \
			*(((volatile NewOS::UInt32*)(kHandoverHeader->f_GOP.f_The +              \
										 4 * kHandoverHeader->f_GOP.f_PixelPerLine * \
											 i +                                     \
										 4 * u))) = gxClearClr;                      \
		}                                                                            \
	}

/// @brief Draws inside a zone.
#define GXDraw(_Clr, _Height, _Width, BaseX, BaseY)                                  \
                                                                                     \
	for (NewOS::SizeT i = BaseX; i < (_Width + BaseX); ++i)                          \
	{                                                                                \
		for (NewOS::SizeT u = BaseY; u < (_Height + BaseY); ++u)                     \
		{                                                                            \
			*(((volatile NewOS::UInt32*)(kHandoverHeader->f_GOP.f_The +              \
										 4 * kHandoverHeader->f_GOP.f_PixelPerLine * \
											 i +                                     \
										 4 * u))) = _Clr;                            \
		}                                                                            \
	}