| 1 | /* Copyright (c) 2001, Stanford University
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| 2 | * All rights reserved
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| 3 | *
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| 4 | * See the file LICENSE.txt for information on redistributing this software.
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| 5 | */
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| 6 |
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| 7 | #include "cr_error.h"
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| 8 | #include "cr_version.h"
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| 9 | #include "state.h"
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| 10 | #include "state/cr_statetypes.h"
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| 11 | #include "cr_extstring.h"
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| 12 | #include "cr_mem.h"
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| 13 | #include "cr_string.h"
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| 14 |
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| 15 |
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| 16 | const GLubyte * STATE_APIENTRY crStateGetString(PCRStateTracker pState, GLenum name )
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| 17 | {
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| 18 | CRContext *g = GetCurrentContext(pState);
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| 19 | if (!g)
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| 20 | return NULL;
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| 21 |
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| 22 | switch( name )
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| 23 | {
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| 24 | case GL_VENDOR:
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| 25 | return (const GLubyte *) CR_VENDOR;
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| 26 | case GL_RENDERER:
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| 27 | return (const GLubyte *) CR_RENDERER;
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| 28 | case GL_VERSION:
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| 29 | return (const GLubyte *) CR_OPENGL_VERSION_STRING " Chromium " CR_VERSION_STRING;
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| 30 | case GL_EXTENSIONS:
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| 31 | /* This shouldn't normally be queried - the relevant SPU should
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| 32 | * catch this query and do all the extension string merging/mucking.
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| 33 | */
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| 34 | {
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| 35 | static char *extensions = NULL;
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| 36 | if (!extensions) {
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| 37 | extensions = crAlloc(crStrlen(crExtensions) + crStrlen(crChromiumExtensions) + 2);
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| 38 | crStrcpy(extensions, crExtensions);
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| 39 | crStrcpy(extensions, " ");
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| 40 | crStrcat(extensions, crChromiumExtensions);
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| 41 | }
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| 42 | return (const GLubyte *) extensions;
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| 43 | }
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| 44 | #if defined(CR_ARB_vertex_program) || defined(CR_ARB_fragment_program)
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| 45 | case GL_PROGRAM_ERROR_STRING_ARB:
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| 46 | return g->program.errorString;
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| 47 | #endif
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| 48 | default:
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| 49 | crStateError(pState, __LINE__, __FILE__, GL_INVALID_ENUM,
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| 50 | "calling glGetString() with invalid name" );
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| 51 | return NULL;
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| 52 | }
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| 53 |
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| 54 | (void) crAppOnlyExtensions; /* silence warnings */
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| 55 | }
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