diff options
Diffstat (limited to 'src/glx/x11/clientattrib.c')
-rw-r--r-- | src/glx/x11/clientattrib.c | 221 |
1 files changed, 112 insertions, 109 deletions
diff --git a/src/glx/x11/clientattrib.c b/src/glx/x11/clientattrib.c index 888f8e3187..3be59c67d7 100644 --- a/src/glx/x11/clientattrib.c +++ b/src/glx/x11/clientattrib.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 <assert.h> #include "glxclient.h" @@ -41,100 +37,107 @@ /*****************************************************************************/ static void -do_enable_disable(GLenum array, GLboolean val ) +do_enable_disable(GLenum array, GLboolean val) { - __GLXcontext *gc = __glXGetCurrentContext(); - __GLXattribute * state = (__GLXattribute *)(gc->client_state_private); - unsigned index = 0; + __GLXcontext *gc = __glXGetCurrentContext(); + __GLXattribute *state = (__GLXattribute *) (gc->client_state_private); + unsigned index = 0; - if ( array == GL_TEXTURE_COORD_ARRAY ) { - index = __glXGetActiveTextureUnit( state ); - } + if (array == GL_TEXTURE_COORD_ARRAY) { + index = __glXGetActiveTextureUnit(state); + } - if ( ! __glXSetArrayEnable( state, array, index, val ) ) { - __glXSetError(gc, GL_INVALID_ENUM); - } + if (!__glXSetArrayEnable(state, array, index, val)) { + __glXSetError(gc, GL_INVALID_ENUM); + } } -void __indirect_glEnableClientState(GLenum array) +void +__indirect_glEnableClientState(GLenum array) { - do_enable_disable( array, GL_TRUE ); + do_enable_disable(array, GL_TRUE); } -void __indirect_glDisableClientState(GLenum array) +void +__indirect_glDisableClientState(GLenum array) { - do_enable_disable( array, GL_FALSE ); + do_enable_disable(array, GL_FALSE); } /************************************************************************/ -void __indirect_glPushClientAttrib(GLuint mask) +void +__indirect_glPushClientAttrib(GLuint mask) { - __GLXcontext *gc = __glXGetCurrentContext(); - __GLXattribute * state = (__GLXattribute *)(gc->client_state_private); - __GLXattribute **spp = gc->attributes.stackPointer, *sp; - - if (spp < &gc->attributes.stack[__GL_CLIENT_ATTRIB_STACK_DEPTH]) { - if (!(sp = *spp)) { - sp = (__GLXattribute *)Xmalloc(sizeof(__GLXattribute)); - *spp = sp; - } - sp->mask = mask; - gc->attributes.stackPointer = spp + 1; - if (mask & GL_CLIENT_PIXEL_STORE_BIT) { - sp->storePack = state->storePack; - sp->storeUnpack = state->storeUnpack; - } - if (mask & GL_CLIENT_VERTEX_ARRAY_BIT) { - __glXPushArrayState( state ); - } - } else { - __glXSetError(gc, GL_STACK_OVERFLOW); - return; - } + __GLXcontext *gc = __glXGetCurrentContext(); + __GLXattribute *state = (__GLXattribute *) (gc->client_state_private); + __GLXattribute **spp = gc->attributes.stackPointer, *sp; + + if (spp < &gc->attributes.stack[__GL_CLIENT_ATTRIB_STACK_DEPTH]) { + if (!(sp = *spp)) { + sp = (__GLXattribute *) Xmalloc(sizeof(__GLXattribute)); + *spp = sp; + } + sp->mask = mask; + gc->attributes.stackPointer = spp + 1; + if (mask & GL_CLIENT_PIXEL_STORE_BIT) { + sp->storePack = state->storePack; + sp->storeUnpack = state->storeUnpack; + } + if (mask & GL_CLIENT_VERTEX_ARRAY_BIT) { + __glXPushArrayState(state); + } + } + else { + __glXSetError(gc, GL_STACK_OVERFLOW); + return; + } } -void __indirect_glPopClientAttrib(void) +void +__indirect_glPopClientAttrib(void) { - __GLXcontext *gc = __glXGetCurrentContext(); - __GLXattribute * state = (__GLXattribute *)(gc->client_state_private); - __GLXattribute **spp = gc->attributes.stackPointer, *sp; - GLuint mask; - - if (spp > &gc->attributes.stack[0]) { - --spp; - sp = *spp; - assert(sp != 0); - mask = sp->mask; - gc->attributes.stackPointer = spp; - - if (mask & GL_CLIENT_PIXEL_STORE_BIT) { - state->storePack = sp->storePack; - state->storeUnpack = sp->storeUnpack; - } - if (mask & GL_CLIENT_VERTEX_ARRAY_BIT) { - __glXPopArrayState( state ); - } - - sp->mask = 0; - } else { - __glXSetError(gc, GL_STACK_UNDERFLOW); - return; - } + __GLXcontext *gc = __glXGetCurrentContext(); + __GLXattribute *state = (__GLXattribute *) (gc->client_state_private); + __GLXattribute **spp = gc->attributes.stackPointer, *sp; + GLuint mask; + + if (spp > &gc->attributes.stack[0]) { + --spp; + sp = *spp; + assert(sp != 0); + mask = sp->mask; + gc->attributes.stackPointer = spp; + + if (mask & GL_CLIENT_PIXEL_STORE_BIT) { + state->storePack = sp->storePack; + state->storeUnpack = sp->storeUnpack; + } + if (mask & GL_CLIENT_VERTEX_ARRAY_BIT) { + __glXPopArrayState(state); + } + + sp->mask = 0; + } + else { + __glXSetError(gc, GL_STACK_UNDERFLOW); + return; + } } -void __glFreeAttributeState(__GLXcontext *gc) +void +__glFreeAttributeState(__GLXcontext * gc) { - __GLXattribute *sp, **spp; - - for (spp = &gc->attributes.stack[0]; - spp < &gc->attributes.stack[__GL_CLIENT_ATTRIB_STACK_DEPTH]; - spp++) { - sp = *spp; - if (sp) { - XFree((char *)sp); - } else { - break; - } - } + __GLXattribute *sp, **spp; + + for (spp = &gc->attributes.stack[0]; + spp < &gc->attributes.stack[__GL_CLIENT_ATTRIB_STACK_DEPTH]; spp++) { + sp = *spp; + if (sp) { + XFree((char *) sp); + } + else { + break; + } + } } |