Module: Mesa Branch: mesa_7_6_branch Commit: 84c7afd9e0f2df72d90dd82d38384c4f2f45173e URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=84c7afd9e0f2df72d90dd82d38384c4f2f45173e
Author: Maciej Cencora <[email protected]> Date: Sat Sep 19 18:45:59 2009 +0200 r300: fallback to software rendering if we are out of free texcoords Fixes #22741 --- src/mesa/drivers/dri/r300/r300_fragprog_common.c | 18 ++++++++++++++++-- 1 files changed, 16 insertions(+), 2 deletions(-) diff --git a/src/mesa/drivers/dri/r300/r300_fragprog_common.c b/src/mesa/drivers/dri/r300/r300_fragprog_common.c index 469c278..0bdc90b 100644 --- a/src/mesa/drivers/dri/r300/r300_fragprog_common.c +++ b/src/mesa/drivers/dri/r300/r300_fragprog_common.c @@ -99,8 +99,8 @@ static void insert_WPOS_trailer(struct r300_fragment_program_compiler *compiler, { int i; + fp->wpos_attr = FRAG_ATTRIB_MAX; if (!(compiler->Base.Program.InputsRead & FRAG_BIT_WPOS)) { - fp->wpos_attr = FRAG_ATTRIB_MAX; return; } @@ -112,6 +112,13 @@ static void insert_WPOS_trailer(struct r300_fragment_program_compiler *compiler, } } + /* No free texcoord found, fall-back to software rendering */ + if (fp->wpos_attr == FRAG_ATTRIB_MAX) + { + compiler->Base.Error = 1; + return; + } + rc_transform_fragment_wpos(&compiler->Base, FRAG_ATTRIB_WPOS, fp->wpos_attr); } @@ -127,8 +134,8 @@ static void rewriteFog(struct r300_fragment_program_compiler *compiler, struct r struct prog_src_register src; int i; + fp->fog_attr = FRAG_ATTRIB_MAX; if (!(compiler->Base.Program.InputsRead & FRAG_BIT_FOGC)) { - fp->fog_attr = FRAG_ATTRIB_MAX; return; } @@ -140,6 +147,13 @@ static void rewriteFog(struct r300_fragment_program_compiler *compiler, struct r } } + /* No free texcoord found, fall-back to software rendering */ + if (fp->fog_attr == FRAG_ATTRIB_MAX) + { + compiler->Base.Error = 1; + return; + } + memset(&src, 0, sizeof(src)); src.File = PROGRAM_INPUT; src.Index = fp->fog_attr; _______________________________________________ mesa-commit mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-commit
