diff options
| author | Brian Paul <brian.paul@tungstengraphics.com> | 2008-05-14 16:02:20 -0600 |
|---|---|---|
| committer | Brian Paul <brian.paul@tungstengraphics.com> | 2008-05-14 16:02:20 -0600 |
| commit | 6c536b9924a46e3e6f4eb93369b2e7006182ba39 (patch) | |
| tree | 9f80dc6632314481bec14b331bbdd5ea44768a36 | |
| parent | f84005c0a114837a0c7209a3c598e02fb5f47da1 (diff) | |
mesa: fix errors in LightModelProduct state, other misc error cases
| -rw-r--r-- | src/mesa/shader/slang/slang_builtin.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/src/mesa/shader/slang/slang_builtin.c b/src/mesa/shader/slang/slang_builtin.c index 1081d8ff8d..f0f59aa87a 100644 --- a/src/mesa/shader/slang/slang_builtin.c +++ b/src/mesa/shader/slang/slang_builtin.c @@ -250,7 +250,7 @@ lookup_statevar(const char *var, GLint index1, GLint index2, const char *field, } } else if (strcmp(var, "gl_FrontLightModelProduct") == 0) { - if (strcmp(field, "ambient") == 0) { + if (strcmp(field, "sceneColor") == 0) { tokens[0] = STATE_LIGHTMODEL_SCENECOLOR; tokens[1] = 0; } @@ -259,7 +259,7 @@ lookup_statevar(const char *var, GLint index1, GLint index2, const char *field, } } else if (strcmp(var, "gl_BackLightModelProduct") == 0) { - if (strcmp(field, "ambient") == 0) { + if (strcmp(field, "sceneColor") == 0) { tokens[0] = STATE_LIGHTMODEL_SCENECOLOR; tokens[1] = 1; } @@ -397,6 +397,8 @@ lookup_statevar(const char *var, GLint index1, GLint index2, const char *field, * var.field * var[i].field * var[i][j] + * + * \return -1 upon error, else position in paramList of the state var/data */ GLint _slang_alloc_statevar(slang_ir_node *n, @@ -414,9 +416,13 @@ _slang_alloc_statevar(slang_ir_node *n, if (n->Opcode == IR_ELEMENT) { /* XXX can only handle constant indexes for now */ - assert(n->Children[1]->Opcode == IR_FLOAT); - index1 = (GLint) n->Children[1]->Value[0]; - n = n->Children[0]; + if (n->Children[1]->Opcode == IR_FLOAT) { + index1 = (GLint) n->Children[1]->Value[0]; + n = n->Children[0]; + } + else { + return -1; + } } if (n->Opcode == IR_ELEMENT) { |