diff options
Diffstat (limited to 'source/blender/nodes/shader/node_shader_tree.c')
| -rw-r--r-- | source/blender/nodes/shader/node_shader_tree.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/source/blender/nodes/shader/node_shader_tree.c b/source/blender/nodes/shader/node_shader_tree.c index b7dc83d7d79..8fde0b9c342 100644 --- a/source/blender/nodes/shader/node_shader_tree.c +++ b/source/blender/nodes/shader/node_shader_tree.c @@ -248,7 +248,8 @@ void ntreeShaderEndExecTree(bNodeTreeExec *exec, int use_tree_data) } } -void ntreeShaderExecTree(bNodeTree *ntree, ShadeInput *shi, ShadeResult *shr) +/* only for Blender internal */ +bool ntreeShaderExecTree(bNodeTree *ntree, ShadeInput *shi, ShadeResult *shr) { ShaderCallData scd; /** @@ -258,6 +259,7 @@ void ntreeShaderExecTree(bNodeTree *ntree, ShadeInput *shi, ShadeResult *shr) Material *mat = shi->mat; bNodeThreadStack *nts = NULL; bNodeTreeExec *exec = ntree->execdata; + int compat; /* convert caller data to struct */ scd.shi = shi; @@ -277,13 +279,17 @@ void ntreeShaderExecTree(bNodeTree *ntree, ShadeInput *shi, ShadeResult *shr) } nts = ntreeGetThreadStack(exec, shi->thread); - ntreeExecThreadNodes(exec, nts, &scd, shi->thread); + compat = ntreeExecThreadNodes(exec, nts, &scd, shi->thread); ntreeReleaseThreadStack(nts); // \note: set material back to preserved material shi->mat = mat; + /* better not allow negative for now */ if (shr->combined[0] < 0.0f) shr->combined[0] = 0.0f; if (shr->combined[1] < 0.0f) shr->combined[1] = 0.0f; if (shr->combined[2] < 0.0f) shr->combined[2] = 0.0f; + + /* if compat is zero, it has been using non-compatible nodes */ + return compat; } |