diff options
| author | Brian Paul <[email protected]> | 2005-10-29 16:03:19 +0000 |
|---|---|---|
| committer | Brian Paul <[email protected]> | 2005-10-29 16:03:19 +0000 |
| commit | 4174f79b1916746c826352875b27f897484885e7 (patch) | |
| tree | 2a58515d318d62102fcc44a3803894ab0d8d1e80 /src/mesa | |
| parent | db02ab767f4b030ae2668c609ed147b9f464ee82 (diff) | |
fix a few bugs in SWZ execution
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/shader/nvvertexec.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/mesa/shader/nvvertexec.c b/src/mesa/shader/nvvertexec.c index f99c4dfac13..ad785193e3b 100644 --- a/src/mesa/shader/nvvertexec.c +++ b/src/mesa/shader/nvvertexec.c @@ -1,6 +1,6 @@ /* * Mesa 3-D graphics library - * Version: 6.3 + * Version: 6.5 * * Copyright (C) 1999-2005 Brian Paul All Rights Reserved. * @@ -765,14 +765,14 @@ _mesa_exec_vertex_program(GLcontext *ctx, const struct vertex_program *program) GLuint i; /* do extended swizzling here */ - for (i = 0; i < 3; i++) { + for (i = 0; i < 4; i++) { if (GET_SWZ(source->Swizzle, i) == SWIZZLE_ZERO) result[i] = 0.0; else if (GET_SWZ(source->Swizzle, i) == SWIZZLE_ONE) - result[i] = -1.0; + result[i] = 1.0; else - result[i] = -src[GET_SWZ(source->Swizzle, i)]; - if (source->Negate) + result[i] = src[GET_SWZ(source->Swizzle, i)]; + if (source->Negate & (1 << i)) result[i] = -result[i]; } store_vector4( &inst->DstReg, state, result ); |