diff options
Diffstat (limited to 'src/glx/x11/singlepix.c')
-rw-r--r-- | src/glx/x11/singlepix.c | 349 |
1 files changed, 177 insertions, 172 deletions
diff --git a/src/glx/x11/singlepix.c b/src/glx/x11/singlepix.c index cd88684f709..032696a5403 100644 --- a/src/glx/x11/singlepix.c +++ b/src/glx/x11/singlepix.c @@ -1,37 +1,33 @@ +/* -*- mode: c; tab-width: 3; indent-tabs-mode: nil; c-basic-offset: 3; coding: utf-8-unix -*- */ /* -** License Applicability. Except to the extent portions of this file are -** made subject to an alternative license as permitted in the SGI Free -** Software License B, Version 1.1 (the "License"), the contents of this -** file are subject only to the provisions of the License. You may not use -** this file except in compliance with the License. You may obtain a copy -** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600 -** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at: -** -** http://oss.sgi.com/projects/FreeB -** -** Note that, as provided in the License, the Software is distributed on an -** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS -** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND -** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A -** PARTICULAR PURPOSE, AND NON-INFRINGEMENT. -** -** Original Code. The Original Code is: OpenGL Sample Implementation, -** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics, -** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc. -** Copyright in any portions created by third parties is as indicated -** elsewhere herein. All Rights Reserved. -** -** Additional Notice Provisions: The application programming interfaces -** established by SGI in conjunction with the Original Code are The -** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released -** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version -** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X -** Window System(R) (Version 1.3), released October 19, 1998. This software -** was created using the OpenGL(R) version 1.2.1 Sample Implementation -** published by SGI, but has not been independently verified as being -** compliant with the OpenGL(R) version 1.2.1 Specification. -** -*/ + * 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 "packsingle.h" #include "indirect.h" @@ -41,151 +37,160 @@ #include "glapioffsets.h" #include <GL/glxproto.h> -void __indirect_glGetSeparableFilter(GLenum target, GLenum format, GLenum type, - GLvoid *row, GLvoid *column, GLvoid *span) +void +__indirect_glGetSeparableFilter(GLenum target, GLenum format, GLenum type, + GLvoid * row, GLvoid * column, GLvoid * span) { - __GLX_SINGLE_DECLARE_VARIABLES(); - const __GLXattribute * state; - xGLXGetSeparableFilterReply reply; - GLubyte *rowBuf, *colBuf; - - if (!dpy) return; - __GLX_SINGLE_LOAD_VARIABLES(); - state = gc->client_state_private; - - /* Send request */ - __GLX_SINGLE_BEGIN(X_GLsop_GetSeparableFilter, __GLX_PAD(13)); - __GLX_SINGLE_PUT_LONG(0,target); - __GLX_SINGLE_PUT_LONG(4,format); - __GLX_SINGLE_PUT_LONG(8,type); - __GLX_SINGLE_PUT_CHAR(12,state->storePack.swapEndian); - __GLX_SINGLE_READ_XREPLY(); - compsize = reply.length << 2; - - if (compsize != 0) { - GLint width, height; - GLint widthsize, heightsize; - - width = reply.width; - height = reply.height; - - widthsize = __glImageSize(width,1,1,format, type, 0); - heightsize = __glImageSize(height,1,1,format, type, 0); - - /* Allocate a holding buffer to transform the data from */ - rowBuf = (GLubyte*) Xmalloc(widthsize); - if (!rowBuf) { - /* Throw data away */ - _XEatData(dpy, compsize); - __glXSetError(gc, GL_OUT_OF_MEMORY); - UnlockDisplay(dpy); - SyncHandle(); - return; - } else { - __GLX_SINGLE_GET_CHAR_ARRAY(((char*)rowBuf),widthsize); - __glEmptyImage(gc, 1, width, 1, 1, format, type, rowBuf, row); - Xfree((char*) rowBuf); - } - colBuf = (GLubyte*) Xmalloc(heightsize); - if (!colBuf) { - /* Throw data away */ - _XEatData(dpy, compsize - __GLX_PAD(widthsize)); - __glXSetError(gc, GL_OUT_OF_MEMORY); - UnlockDisplay(dpy); - SyncHandle(); - return; - } else { - __GLX_SINGLE_GET_CHAR_ARRAY(((char*)colBuf),heightsize); - __glEmptyImage(gc, 1, height, 1, 1, format, type, colBuf, column); - Xfree((char*) colBuf); - } - } else { - /* - ** don't modify user's buffer. - */ - } - __GLX_SINGLE_END(); - + __GLX_SINGLE_DECLARE_VARIABLES(); + const __GLXattribute *state; + xGLXGetSeparableFilterReply reply; + GLubyte *rowBuf, *colBuf; + + if (!dpy) + return; + __GLX_SINGLE_LOAD_VARIABLES(); + state = gc->client_state_private; + + /* Send request */ + __GLX_SINGLE_BEGIN(X_GLsop_GetSeparableFilter, __GLX_PAD(13)); + __GLX_SINGLE_PUT_LONG(0, target); + __GLX_SINGLE_PUT_LONG(4, format); + __GLX_SINGLE_PUT_LONG(8, type); + __GLX_SINGLE_PUT_CHAR(12, state->storePack.swapEndian); + __GLX_SINGLE_READ_XREPLY(); + compsize = reply.length << 2; + + if (compsize != 0) { + GLint width, height; + GLint widthsize, heightsize; + + width = reply.width; + height = reply.height; + + widthsize = __glImageSize(width, 1, 1, format, type, 0); + heightsize = __glImageSize(height, 1, 1, format, type, 0); + + /* Allocate a holding buffer to transform the data from */ + rowBuf = (GLubyte *) Xmalloc(widthsize); + if (!rowBuf) { + /* Throw data away */ + _XEatData(dpy, compsize); + __glXSetError(gc, GL_OUT_OF_MEMORY); + UnlockDisplay(dpy); + SyncHandle(); + return; + } + else { + __GLX_SINGLE_GET_CHAR_ARRAY(((char *) rowBuf), widthsize); + __glEmptyImage(gc, 1, width, 1, 1, format, type, rowBuf, row); + Xfree((char *) rowBuf); + } + colBuf = (GLubyte *) Xmalloc(heightsize); + if (!colBuf) { + /* Throw data away */ + _XEatData(dpy, compsize - __GLX_PAD(widthsize)); + __glXSetError(gc, GL_OUT_OF_MEMORY); + UnlockDisplay(dpy); + SyncHandle(); + return; + } + else { + __GLX_SINGLE_GET_CHAR_ARRAY(((char *) colBuf), heightsize); + __glEmptyImage(gc, 1, height, 1, 1, format, type, colBuf, column); + Xfree((char *) colBuf); + } + } + else { + /* + ** don't modify user's buffer. + */ + } + __GLX_SINGLE_END(); + } #define CONCAT(a,b) a ## b #define NAME(o) CONCAT(gl_dispatch_stub_, o) -void NAME(_gloffset_GetSeparableFilter)(GLenum target, GLenum format, GLenum type, - GLvoid *row, GLvoid *column, GLvoid *span) +void NAME(_gloffset_GetSeparableFilter) (GLenum target, GLenum format, + GLenum type, GLvoid * row, + GLvoid * column, GLvoid * span) { - __GLXcontext * const gc = __glXGetCurrentContext(); - - if (gc->isDirect) { - CALL_GetSeparableFilter(GET_DISPATCH(), - (target, format, type, row, column, span)); - return; - } - else { - Display *const dpy = gc->currentDpy; - const GLuint cmdlen = __GLX_PAD(13); - - if (dpy != NULL) { - const __GLXattribute * const state = gc->client_state_private; - xGLXGetSeparableFilterReply reply; - GLubyte const *pc = - __glXSetupVendorRequest(gc, X_GLXVendorPrivateWithReply, - X_GLvop_GetSeparableFilterEXT, cmdlen); - unsigned compsize; - - - (void) memcpy((void *) (pc + 0), (void *) (&target), 4); - (void) memcpy((void *) (pc + 4), (void *) (&format), 4); - (void) memcpy((void *) (pc + 8), (void *) (&type), 4); - *(int8_t *) (pc + 12) = state->storePack.swapEndian; - - (void) _XReply(dpy, (xReply *) & reply, 0, False); - - compsize = reply.length << 2; - - if (compsize != 0) { - const GLint width = reply.width; - const GLint height = reply.height; - const GLint widthsize = - __glImageSize(width, 1, 1, format, type, 0); - const GLint heightsize = - __glImageSize(height, 1, 1, format, type, 0); - GLubyte * const buf = - (GLubyte*) Xmalloc((widthsize > heightsize) ? widthsize : heightsize); - - if (buf == NULL) { - /* Throw data away */ - _XEatData(dpy, compsize); - __glXSetError(gc, GL_OUT_OF_MEMORY); - - UnlockDisplay(dpy); - SyncHandle(); - return; - } else { - int extra; - - extra = 4 - (widthsize & 3); - _XRead(dpy, (char *)buf, widthsize); - if (extra < 4) { - _XEatData(dpy, extra); - } - - __glEmptyImage(gc, 1, width, 1, 1, format, type, buf, - row); - - extra = 4 - (heightsize & 3); - _XRead(dpy, (char *)buf, heightsize); - if (extra < 4) { - _XEatData(dpy, extra); - } - - __glEmptyImage(gc, 1, height, 1, 1, format, type, buf, - column); - - Xfree((char*) buf); - } - } - } - } + __GLXcontext *const gc = __glXGetCurrentContext(); + +#ifdef GLX_DIRECT_RENDERING + if (gc->driContext) { + CALL_GetSeparableFilter(GET_DISPATCH(), + (target, format, type, row, column, span)); + return; + } + else +#endif + { + Display *const dpy = gc->currentDpy; + const GLuint cmdlen = __GLX_PAD(13); + + if (dpy != NULL) { + const __GLXattribute *const state = gc->client_state_private; + xGLXGetSeparableFilterReply reply; + GLubyte const *pc = + __glXSetupVendorRequest(gc, X_GLXVendorPrivateWithReply, + X_GLvop_GetSeparableFilterEXT, cmdlen); + unsigned compsize; + + + (void) memcpy((void *) (pc + 0), (void *) (&target), 4); + (void) memcpy((void *) (pc + 4), (void *) (&format), 4); + (void) memcpy((void *) (pc + 8), (void *) (&type), 4); + *(int8_t *) (pc + 12) = state->storePack.swapEndian; + + (void) _XReply(dpy, (xReply *) & reply, 0, False); + + compsize = reply.length << 2; + + if (compsize != 0) { + const GLint width = reply.width; + const GLint height = reply.height; + const GLint widthsize = + __glImageSize(width, 1, 1, format, type, 0); + const GLint heightsize = + __glImageSize(height, 1, 1, format, type, 0); + GLubyte *const buf = + (GLubyte *) Xmalloc((widthsize > heightsize) ? widthsize : + heightsize); + + if (buf == NULL) { + /* Throw data away */ + _XEatData(dpy, compsize); + __glXSetError(gc, GL_OUT_OF_MEMORY); + + UnlockDisplay(dpy); + SyncHandle(); + return; + } + else { + int extra; + + extra = 4 - (widthsize & 3); + _XRead(dpy, (char *) buf, widthsize); + if (extra < 4) { + _XEatData(dpy, extra); + } + + __glEmptyImage(gc, 1, width, 1, 1, format, type, buf, row); + + extra = 4 - (heightsize & 3); + _XRead(dpy, (char *) buf, heightsize); + if (extra < 4) { + _XEatData(dpy, extra); + } + + __glEmptyImage(gc, 1, height, 1, 1, format, type, buf, column); + + Xfree((char *) buf); + } + } + } + } } |