diff options
Diffstat (limited to 'servers/visual/shader_language.cpp')
| -rw-r--r-- | servers/visual/shader_language.cpp | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/servers/visual/shader_language.cpp b/servers/visual/shader_language.cpp index 4e5e816c02..46f65bb758 100644 --- a/servers/visual/shader_language.cpp +++ b/servers/visual/shader_language.cpp @@ -4754,6 +4754,11 @@ Error ShaderLanguage::_parse_shader(const Map<StringName, FunctionInfo> &p_funct return ERR_PARSE_ERROR; } + if (has_builtin(p_functions, name)) { + _set_error("Redefinition of '" + String(name) + "'"); + return ERR_PARSE_ERROR; + } + if (uniform) { ShaderNode::Uniform uniform2; @@ -5002,6 +5007,11 @@ Error ShaderLanguage::_parse_shader(const Map<StringName, FunctionInfo> &p_funct return ERR_PARSE_ERROR; } + if (has_builtin(p_functions, name)) { + _set_error("Redefinition of '" + String(name) + "'"); + return ERR_PARSE_ERROR; + } + tk = _get_token(); if (tk.type != TK_PARENTHESIS_OPEN) { if (type == TYPE_VOID) { @@ -5060,6 +5070,11 @@ Error ShaderLanguage::_parse_shader(const Map<StringName, FunctionInfo> &p_funct return ERR_PARSE_ERROR; } + if (has_builtin(p_functions, name)) { + _set_error("Redefinition of '" + String(name) + "'"); + return ERR_PARSE_ERROR; + } + tk = _get_token(); } else if (tk.type == TK_SEMICOLON) { @@ -5161,6 +5176,12 @@ Error ShaderLanguage::_parse_shader(const Map<StringName, FunctionInfo> &p_funct return ERR_PARSE_ERROR; } } + + if (has_builtin(p_functions, pname)) { + _set_error("Redefinition of '" + String(pname) + "'"); + return ERR_PARSE_ERROR; + } + FunctionNode::Argument arg; arg.type = ptype; arg.name = pname; @@ -5227,6 +5248,26 @@ Error ShaderLanguage::_parse_shader(const Map<StringName, FunctionInfo> &p_funct return OK; } +bool ShaderLanguage::has_builtin(const Map<StringName, ShaderLanguage::FunctionInfo> &p_functions, const StringName &p_name) { + + if (p_functions.has("vertex")) { + if (p_functions["vertex"].built_ins.has(p_name)) { + return true; + } + } + if (p_functions.has("fragment")) { + if (p_functions["fragment"].built_ins.has(p_name)) { + return true; + } + } + if (p_functions.has("light")) { + if (p_functions["light"].built_ins.has(p_name)) { + return true; + } + } + return false; +} + Error ShaderLanguage::_find_last_flow_op_in_op(ControlFlowNode *p_flow, FlowOperation p_op) { bool found = false; |