[deb_xorg-server.git] / hw / xquartz / darwinfb.h

/*
 * Copyright (C) 2009 Apple, Inc.
 * Copyright (c) 2001-2004 Torrey T. Lyons. All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 *
 * Except as contained in this notice, the name(s) of the above copyright
 * holders shall not be used in advertising or otherwise to promote the sale,
 * use or other dealings in this Software without prior written authorization.
 */

#ifndef _DARWIN_FB_H
#define _DARWIN_FB_H

#include "scrnintstr.h"

typedef struct {
    void                *framebuffer;
    int x;
    int y;
    int width;
    int height;
    int pitch;
    int depth;
    int visuals;
    int bitsPerRGB;
    int bitsPerPixel;
    int preferredCVC;
    Pixel redMask;
    Pixel greenMask;
    Pixel blueMask;
} DarwinFramebufferRec, *DarwinFramebufferPtr;

#define MASK_LH(l, h)       (((1 << (1 + (h) - (l))) - 1) << (l))
#define BM_ARGB(a, r, g, b) MASK_LH(0, (b) - 1)
#define GM_ARGB(a, r, g, b) MASK_LH(b, (b) + (g) - 1)
#define RM_ARGB(a, r, g, b) MASK_LH((b) + (g), (b) + (g) + (r) - 1)
#define AM_ARGB(a, r, g, b) MASK_LH((b) + (g) + (r), \
                                    (b) + (g) + (r) + (a) - 1)

#endif  /* _DARWIN_FB_H */
Commit	Line	Data
a09e091a JB	1	/*
	2	* Copyright (C) 2009 Apple, Inc.
	3	* Copyright (c) 2001-2004 Torrey T. Lyons. All Rights Reserved.
	4	*
	5	* Permission is hereby granted, free of charge, to any person obtaining a
	6	* copy of this software and associated documentation files (the "Software"),
	7	* to deal in the Software without restriction, including without limitation
	8	* the rights to use, copy, modify, merge, publish, distribute, sublicense,
	9	* and/or sell copies of the Software, and to permit persons to whom the
	10	* Software is furnished to do so, subject to the following conditions:
	11	*
	12	* The above copyright notice and this permission notice shall be included in
	13	* all copies or substantial portions of the Software.
	14	*
	15	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	16	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	17	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
	18	* THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
	19	* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
	20	* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
	21	* DEALINGS IN THE SOFTWARE.
	22	*
	23	* Except as contained in this notice, the name(s) of the above copyright
	24	* holders shall not be used in advertising or otherwise to promote the sale,
	25	* use or other dealings in this Software without prior written authorization.
	26	*/
	27
	28	#ifndef _DARWIN_FB_H
	29	#define _DARWIN_FB_H
	30
	31	#include "scrnintstr.h"
	32
	33	typedef struct {
	34	void *framebuffer;
	35	int x;
	36	int y;
	37	int width;
	38	int height;
	39	int pitch;
	40	int depth;
	41	int visuals;
	42	int bitsPerRGB;
	43	int bitsPerPixel;
	44	int preferredCVC;
	45	Pixel redMask;
	46	Pixel greenMask;
	47	Pixel blueMask;
	48	} DarwinFramebufferRec, *DarwinFramebufferPtr;
	49
	50	#define MASK_LH(l, h) (((1 << (1 + (h) - (l))) - 1) << (l))
	51	#define BM_ARGB(a, r, g, b) MASK_LH(0, (b) - 1)
	52	#define GM_ARGB(a, r, g, b) MASK_LH(b, (b) + (g) - 1)
	53	#define RM_ARGB(a, r, g, b) MASK_LH((b) + (g), (b) + (g) + (r) - 1)
	54	#define AM_ARGB(a, r, g, b) MASK_LH((b) + (g) + (r), \
	55	(b) + (g) + (r) + (a) - 1)
	56
	57	#endif /* _DARWIN_FB_H */