[deb_xorg-server.git] / glx / glxscreens.h

#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif

#ifndef _GLX_screens_h_
#define _GLX_screens_h_

/*
 * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
 * Copyright (C) 1991-2000 Silicon Graphics, Inc. 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 including the dates of first publication and
 * either this permission notice or a reference to
 * http://oss.sgi.com/projects/FreeB/
 * 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
 * SILICON GRAPHICS, INC. 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 of Silicon Graphics, Inc.
 * shall not be used in advertising or otherwise to promote the sale, use or
 * other dealings in this Software without prior written authorization from
 * Silicon Graphics, Inc.
 */

typedef struct __GLXconfig __GLXconfig;
struct __GLXconfig {
    __GLXconfig *next;
    GLuint doubleBufferMode;
    GLuint stereoMode;

    GLint redBits, greenBits, blueBits, alphaBits;      /* bits per comp */
    GLuint redMask, greenMask, blueMask, alphaMask;
    GLint rgbBits;              /* total bits for rgb */
    GLint indexBits;            /* total bits for colorindex */

    GLint accumRedBits, accumGreenBits, accumBlueBits, accumAlphaBits;
    GLint depthBits;
    GLint stencilBits;

    GLint numAuxBuffers;

    GLint level;

    /* GLX */
    GLint visualID;
    GLint visualType;     /**< One of the GLX X visual types. (i.e., 
			   * \c GLX_TRUE_COLOR, etc.)
			   */

    /* EXT_visual_rating / GLX 1.2 */
    GLint visualRating;

    /* EXT_visual_info / GLX 1.2 */
    GLint transparentPixel;
    /*    colors are floats scaled to ints */
    GLint transparentRed, transparentGreen, transparentBlue, transparentAlpha;
    GLint transparentIndex;

    /* ARB_multisample / SGIS_multisample */
    GLint sampleBuffers;
    GLint samples;

    /* SGIX_fbconfig / GLX 1.3 */
    GLint drawableType;
    GLint renderType;
    GLint xRenderable;
    GLint fbconfigID;

    /* SGIX_pbuffer / GLX 1.3 */
    GLint maxPbufferWidth;
    GLint maxPbufferHeight;
    GLint maxPbufferPixels;
    GLint optimalPbufferWidth;  /* Only for SGIX_pbuffer. */
    GLint optimalPbufferHeight; /* Only for SGIX_pbuffer. */

    /* SGIX_visual_select_group */
    GLint visualSelectGroup;

    /* OML_swap_method */
    GLint swapMethod;

    /* EXT_texture_from_pixmap */
    GLint bindToTextureRgb;
    GLint bindToTextureRgba;
    GLint bindToMipmapTexture;
    GLint bindToTextureTargets;
    GLint yInverted;

    /* ARB_framebuffer_sRGB */
    GLint sRGBCapable;
};

GLint glxConvertToXVisualType(int visualType);

/*
** Screen dependent data.  These methods are the interface between the DIX
** and DDX layers of the GLX server extension.  The methods provide an
** interface for context management on a screen.
*/
typedef struct __GLXscreen __GLXscreen;
struct __GLXscreen {
    void (*destroy) (__GLXscreen * screen);

    __GLXcontext *(*createContext) (__GLXscreen * screen,
                                    __GLXconfig * modes,
                                    __GLXcontext * shareContext,
                                    unsigned num_attribs,
                                    const uint32_t *attribs,
                                    int *error);

    __GLXdrawable *(*createDrawable) (ClientPtr client,
                                      __GLXscreen * context,
                                      DrawablePtr pDraw,
                                      XID drawId,
                                      int type,
                                      XID glxDrawId, __GLXconfig * modes);
    int (*swapInterval) (__GLXdrawable * drawable, int interval);

    ScreenPtr pScreen;

    /* Linked list of valid fbconfigs for this screen. */
    __GLXconfig *fbconfigs;
    int numFBConfigs;

    /* Subset of fbconfigs that are exposed as GLX visuals. */
    __GLXconfig **visuals;
    GLint numVisuals;

    char *GLextensions;

    char *GLXextensions;

    /**
     * \name GLX version supported by this screen.
     *
     * Since the GLX version advertised by the server is for the whole server,
     * the GLX protocol code uses the minimum version supported on all screens.
     */
    /*@{ */
    unsigned GLXmajor;
    unsigned GLXminor;
    /*@} */

    Bool (*CloseScreen) (ScreenPtr pScreen);
};

void __glXScreenInit(__GLXscreen * screen, ScreenPtr pScreen);
void __glXScreenDestroy(__GLXscreen * screen);

#endif                          /* !__GLX_screens_h__ */
Commit	Line	Data
a09e091a JB	1	#ifdef HAVE_DIX_CONFIG_H
	2	#include <dix-config.h>
	3	#endif
	4
	5	#ifndef _GLX_screens_h_
	6	#define _GLX_screens_h_
	7
	8	/*
	9	* SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
	10	* Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
	11	*
	12	* Permission is hereby granted, free of charge, to any person obtaining a
	13	* copy of this software and associated documentation files (the "Software"),
	14	* to deal in the Software without restriction, including without limitation
	15	* the rights to use, copy, modify, merge, publish, distribute, sublicense,
	16	* and/or sell copies of the Software, and to permit persons to whom the
	17	* Software is furnished to do so, subject to the following conditions:
	18	*
	19	* The above copyright notice including the dates of first publication and
	20	* either this permission notice or a reference to
	21	* http://oss.sgi.com/projects/FreeB/
	22	* shall be included in all copies or substantial portions of the Software.
	23	*
	24	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
	25	* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	26	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
	27	* SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
	28	* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
	29	* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	30	* SOFTWARE.
	31	*
	32	* Except as contained in this notice, the name of Silicon Graphics, Inc.
	33	* shall not be used in advertising or otherwise to promote the sale, use or
	34	* other dealings in this Software without prior written authorization from
	35	* Silicon Graphics, Inc.
	36	*/
	37
	38	typedef struct __GLXconfig __GLXconfig;
	39	struct __GLXconfig {
	40	__GLXconfig *next;
	41	GLuint doubleBufferMode;
	42	GLuint stereoMode;
	43
	44	GLint redBits, greenBits, blueBits, alphaBits; /* bits per comp */
	45	GLuint redMask, greenMask, blueMask, alphaMask;
	46	GLint rgbBits; /* total bits for rgb */
	47	GLint indexBits; /* total bits for colorindex */
	48
	49	GLint accumRedBits, accumGreenBits, accumBlueBits, accumAlphaBits;
	50	GLint depthBits;
	51	GLint stencilBits;
	52
	53	GLint numAuxBuffers;
	54
	55	GLint level;
	56
	57	/* GLX */
	58	GLint visualID;
	59	GLint visualType; /**< One of the GLX X visual types. (i.e.,
	60	* \c GLX_TRUE_COLOR, etc.)
	61	*/
	62
	63	/* EXT_visual_rating / GLX 1.2 */
	64	GLint visualRating;
65
66	/* EXT_visual_info / GLX 1.2 */
67	GLint transparentPixel;
68	/* colors are floats scaled to ints */
69	GLint transparentRed, transparentGreen, transparentBlue, transparentAlpha;
70	GLint transparentIndex;
71
72	/* ARB_multisample / SGIS_multisample */
73	GLint sampleBuffers;
74	GLint samples;
75
76	/* SGIX_fbconfig / GLX 1.3 */
77	GLint drawableType;
78	GLint renderType;
79	GLint xRenderable;
80	GLint fbconfigID;
81
82	/* SGIX_pbuffer / GLX 1.3 */
83	GLint maxPbufferWidth;
84	GLint maxPbufferHeight;
85	GLint maxPbufferPixels;
86	GLint optimalPbufferWidth; /* Only for SGIX_pbuffer. */
87	GLint optimalPbufferHeight; /* Only for SGIX_pbuffer. */
88
89	/* SGIX_visual_select_group */
90	GLint visualSelectGroup;
91
92	/* OML_swap_method */
93	GLint swapMethod;
94
95	/* EXT_texture_from_pixmap */
96	GLint bindToTextureRgb;
97	GLint bindToTextureRgba;
98	GLint bindToMipmapTexture;
99	GLint bindToTextureTargets;
100	GLint yInverted;
101
102	/* ARB_framebuffer_sRGB */
103	GLint sRGBCapable;
104	};
105
106	GLint glxConvertToXVisualType(int visualType);
107
108	/*
109	** Screen dependent data. These methods are the interface between the DIX
110	** and DDX layers of the GLX server extension. The methods provide an
111	** interface for context management on a screen.
112	*/
113	typedef struct __GLXscreen __GLXscreen;
114	struct __GLXscreen {
115	void (destroy) (__GLXscreen screen);
116
117	__GLXcontext (createContext) (__GLXscreen * screen,
118	__GLXconfig * modes,
119	__GLXcontext * shareContext,
120	unsigned num_attribs,
121	const uint32_t *attribs,
122	int *error);
123
124	__GLXdrawable (createDrawable) (ClientPtr client,
125	__GLXscreen * context,
126	DrawablePtr pDraw,
127	XID drawId,
128	int type,
129	XID glxDrawId, __GLXconfig * modes);
130	int (swapInterval) (__GLXdrawable drawable, int interval);
131
132	ScreenPtr pScreen;
133
134	/* Linked list of valid fbconfigs for this screen. */
135	__GLXconfig *fbconfigs;
136	int numFBConfigs;
137
138	/* Subset of fbconfigs that are exposed as GLX visuals. */
139	__GLXconfig **visuals;
140	GLint numVisuals;
141
142	char *GLextensions;
143
144	char *GLXextensions;
145
146	/**
147	* \name GLX version supported by this screen.
148	*
149	* Since the GLX version advertised by the server is for the whole server,
150	* the GLX protocol code uses the minimum version supported on all screens.
151	*/
152	/@{ /
153	unsigned GLXmajor;
154	unsigned GLXminor;
155	/@} /
156
157	Bool (*CloseScreen) (ScreenPtr pScreen);
158	};
159
160	void __glXScreenInit(__GLXscreen * screen, ScreenPtr pScreen);
161	void __glXScreenDestroy(__GLXscreen * screen);
162
163	#endif /* !__GLX_screens_h__ */