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-rw-r--r--servers/visual/shader_language.cpp46
1 files changed, 43 insertions, 3 deletions
diff --git a/servers/visual/shader_language.cpp b/servers/visual/shader_language.cpp
index bfb9c871ce..d399c548f3 100644
--- a/servers/visual/shader_language.cpp
+++ b/servers/visual/shader_language.cpp
@@ -2207,6 +2207,37 @@ ShaderLanguage::DataType ShaderLanguage::get_scalar_type(DataType p_type) {
return scalar_types[p_type];
}
+int ShaderLanguage::get_cardinality(DataType p_type) {
+ static const int cardinality_table[] = {
+ 0,
+ 1,
+ 2,
+ 3,
+ 4,
+ 1,
+ 2,
+ 3,
+ 4,
+ 1,
+ 2,
+ 3,
+ 4,
+ 1,
+ 2,
+ 3,
+ 4,
+ 2,
+ 3,
+ 4,
+ 1,
+ 1,
+ 1,
+ 1,
+ };
+
+ return cardinality_table[p_type];
+}
+
bool ShaderLanguage::_get_completable_identifier(BlockNode *p_block, CompletionType p_type, StringName &identifier) {
identifier = StringName();
@@ -3111,9 +3142,18 @@ ShaderLanguage::Node *ShaderLanguage::_reduce_expression(BlockNode *p_block, Sha
if (get_scalar_type(cn->datatype) == base) {
- for (int j = 0; j < cn->values.size(); j++) {
- values.push_back(cn->values[j]);
- }
+ int cardinality = get_cardinality(op->arguments[i]->get_datatype());
+ if (cn->values.size() == cardinality) {
+
+ for (int j = 0; j < cn->values.size(); j++) {
+ values.push_back(cn->values[j]);
+ }
+ } else if (cn->values.size() == 1) {
+
+ for (int j = 0; j < cardinality; j++) {
+ values.push_back(cn->values[0]);
+ }
+ } // else: should be filtered by the parser as it's an invalid constructor
} else if (get_scalar_type(cn->datatype) == cn->datatype) {
ConstantNode::Value v;