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Enable draw_buffers only if GL_ARB_draw_buffers string is

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present in GL_EXTENSIONS string.
Parse OPTION ARB_draw_buffers.
This commit is contained in:
Michal Krol 2004-10-11 08:13:25 +00:00
parent 739823d250
commit ad22ce8143
1 changed files with 12 additions and 1 deletions
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13
src/mesa/shader/arbprogparse.c
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@ -171,6 +171,9 @@ __extension__ static char arb_grammar_text[] =
/* GL_ARB_fragment_program_shadow option flags */
#define ARB_FRAGMENT_PROGRAM_SHADOW 0x40
/* GL_ARB_draw_buffers option flags */
#define ARB_DRAW_BUFFERS                           0x80
/* GL_ARB_fragment_program instruction class */
#define OP_ALU_INST 0x00
#define OP_TEX_INST 0x01
@ -3623,6 +3626,12 @@ parse_arb_program (GLcontext * ctx, GLubyte * inst, struct var_cache **vc_head,
/* TODO ARB_fragment_program_shadow code */
}
break;
case ARB_DRAW_BUFFERS:
if (Program->Base.Target == GL_FRAGMENT_PROGRAM_ARB) {
/* do nothing for now */
}
break;
}
break;
@ -3873,7 +3882,9 @@ _mesa_parse_arb_program (GLcontext * ctx, const GLubyte * str, GLsizei len,
enable_ext (ctx, arbprogram_syn_id,
(byte *) "texture_rectangle", (byte *) "GL_NV_texture_rectangle") ||
enable_ext (ctx, arbprogram_syn_id,
(byte *) "fragment_program_shadow", (byte *) "GL_ARB_fragment_program_shadow")) {
(byte *) "fragment_program_shadow", (byte *) "GL_ARB_fragment_program_shadow") ||
enable_ext (ctx, arbprogram_syn_id,
(byte *) "draw_buffers", (byte *) "GL_ARB_draw_buffers")) {
grammar_destroy (arbprogram_syn_id);
return 1;
}