M4::GrBuff Class Reference

Public Member Functions
	GrBuff (int32 _w, int32 _h)
	GrBuff (int32 _w, int32 _h, int32 _x_off, int32 _y_off, int32 _pitch, int32 _height)
Buffer *	get_buffer ()
uint8 *	get_pixmap ()
void	lock ()
void	release ()
void	refresh_video (int32 scrnX, int32 scrnY, int32 x1, int32 y1, int32 x2, int32 y2)

Public Attributes
int32	w
int32	h
int32	x_off
int32	y_off
int32	pitch
int32	height

Protected Member Functions
void	alloc_pixmap ()

Protected Attributes
Buffer	dummy {}
MemHandle	pixmap = nullptr

Member Function Documentation

get_buffer()

Buffer* M4::GrBuff::get_buffer

(

)

Get buffer pointer

Remarks

Get_buffer will return the whole pixmap, not the subrectangle specified via x_off, y_off, w, h, and pitch. get_buffer will lock the pixmap, unlock it after use, SVP. DO NOT FREE THE RETURNED BUFFER!

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The documentation for this class was generated from the following file:

• engines/m4/graphics/gr_buff.h