sync code with last improvements from OpenBSD

2023-08-28 05:57:34 +00:00 · 2023-08-28 05:57:34 +00:00 · 88965415ff
commit 88965415ff
26235 changed files with 29195616 additions and 0 deletions
--- a/xserver/glx/glxscreens.h
+++ b/xserver/glx/glxscreens.h
@ -0,0 +1,159 @@
+#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.
+ */
+
+#include "extension_string.h"
+#include "glxvndabi.h"
+
+typedef struct __GLXconfig __GLXconfig;
+struct __GLXconfig {
+    /* Management */
+    __GLXconfig *next;
+#ifdef COMPOSITE
+    GLboolean duplicatedForComp;
+#endif
+    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 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;
+    char *glvnd;
+    unsigned char glx_enable_bits[__GLX_EXT_BYTES];
+
+    Bool (*CloseScreen) (ScreenPtr pScreen);
+};
+
+void __glXScreenInit(__GLXscreen * screen, ScreenPtr pScreen);
+void __glXScreenDestroy(__GLXscreen * screen);
+
+#endif                          /* !__GLX_screens_h__ */