diff options
Diffstat (limited to 'servers/rendering/shader_language.cpp')
-rw-r--r-- | servers/rendering/shader_language.cpp | 92 |
1 files changed, 68 insertions, 24 deletions
diff --git a/servers/rendering/shader_language.cpp b/servers/rendering/shader_language.cpp index ad9b51ac0c..d2b80fb277 100644 --- a/servers/rendering/shader_language.cpp +++ b/servers/rendering/shader_language.cpp @@ -32,6 +32,7 @@ #include "core/os/os.h" #include "core/string/print_string.h" +#include "core/templates/local_vector.h" #include "servers/rendering_server.h" #define HAS_WARNING(flag) (warning_flags & flag) @@ -574,6 +575,37 @@ ShaderLanguage::Token ShaderLanguage::_get_token() { return _make_token(TK_OP_MOD); } break; + case '@': { + if (GETCHAR(0) == '@' && GETCHAR(1) == '>') { + char_idx += 2; + + LocalVector<char32_t> incp; + while (GETCHAR(0) != '\n') { + incp.push_back(GETCHAR(0)); + char_idx++; + } + incp.push_back(0); // Zero end it. + String include_path(incp.ptr()); + include_positions.write[include_positions.size() - 1].line = tk_line; + FilePosition fp; + fp.file = include_path; + fp.line = 0; + tk_line = 0; + include_positions.push_back(fp); + + } else if (GETCHAR(0) == '@' && GETCHAR(1) == '<') { + if (include_positions.size() == 1) { + return _make_token(TK_ERROR, "Invalid include exit hint @@< without matching enter hint."); + } + char_idx += 2; + + include_positions.resize(include_positions.size() - 1); // Pop back. + tk_line = include_positions[include_positions.size() - 1].line; // Restore line. + + } else { + return _make_token(TK_ERROR, "Invalid include enter/exit hint token (@@> and @@<)"); + } + } break; default: { char_idx--; //go back one, since we have no idea what this is @@ -1122,6 +1154,9 @@ void ShaderLanguage::clear() { completion_base = TYPE_VOID; completion_base_array = false; + include_positions.clear(); + include_positions.push_back(FilePosition()); + #ifdef DEBUG_ENABLED keyword_completion_context = CF_GLOBAL_SPACE; used_constants.clear(); @@ -7677,35 +7712,39 @@ Error ShaderLanguage::_validate_precision(DataType p_type, DataPrecision p_preci return OK; } -Error ShaderLanguage::_parse_shader(const HashMap<StringName, FunctionInfo> &p_functions, const Vector<ModeInfo> &p_render_modes, const HashSet<String> &p_shader_types) { - Token tk = _get_token(); +Error ShaderLanguage::_parse_shader(const HashMap<StringName, FunctionInfo> &p_functions, const Vector<ModeInfo> &p_render_modes, const HashSet<String> &p_shader_types, bool p_is_include) { + Token tk; TkPos prev_pos; Token next; - if (tk.type != TK_SHADER_TYPE) { - _set_error(vformat(RTR("Expected '%s' at the beginning of shader. Valid types are: %s."), "shader_type", _get_shader_type_list(p_shader_types))); - return ERR_PARSE_ERROR; - } + if (!p_is_include) { + tk = _get_token(); + + if (tk.type != TK_SHADER_TYPE) { + _set_error(vformat(RTR("Expected '%s' at the beginning of shader. Valid types are: %s."), "shader_type", _get_shader_type_list(p_shader_types))); + return ERR_PARSE_ERROR; + } #ifdef DEBUG_ENABLED - keyword_completion_context = CF_UNSPECIFIED; + keyword_completion_context = CF_UNSPECIFIED; #endif // DEBUG_ENABLED - _get_completable_identifier(nullptr, COMPLETION_SHADER_TYPE, shader_type_identifier); - if (shader_type_identifier == StringName()) { - _set_error(vformat(RTR("Expected an identifier after '%s', indicating the type of shader. Valid types are: %s."), "shader_type", _get_shader_type_list(p_shader_types))); - return ERR_PARSE_ERROR; - } - if (!p_shader_types.has(shader_type_identifier)) { - _set_error(vformat(RTR("Invalid shader type. Valid types are: %s"), _get_shader_type_list(p_shader_types))); - return ERR_PARSE_ERROR; - } - prev_pos = _get_tkpos(); - tk = _get_token(); + _get_completable_identifier(nullptr, COMPLETION_SHADER_TYPE, shader_type_identifier); + if (shader_type_identifier == StringName()) { + _set_error(vformat(RTR("Expected an identifier after '%s', indicating the type of shader. Valid types are: %s."), "shader_type", _get_shader_type_list(p_shader_types))); + return ERR_PARSE_ERROR; + } + if (!p_shader_types.has(shader_type_identifier)) { + _set_error(vformat(RTR("Invalid shader type. Valid types are: %s"), _get_shader_type_list(p_shader_types))); + return ERR_PARSE_ERROR; + } + prev_pos = _get_tkpos(); + tk = _get_token(); - if (tk.type != TK_SEMICOLON) { - _set_tkpos(prev_pos); - _set_expected_after_error(";", "shader_type " + String(shader_type_identifier)); - return ERR_PARSE_ERROR; + if (tk.type != TK_SEMICOLON) { + _set_tkpos(prev_pos); + _set_expected_after_error(";", "shader_type " + String(shader_type_identifier)); + return ERR_PARSE_ERROR; + } } #ifdef DEBUG_ENABLED @@ -9511,12 +9550,13 @@ Error ShaderLanguage::compile(const String &p_code, const ShaderCompileInfo &p_i code = p_code; global_var_get_type_func = p_info.global_variable_type_func; + varying_function_names = p_info.varying_function_names; nodes = nullptr; shader = alloc_node<ShaderNode>(); - Error err = _parse_shader(p_info.functions, p_info.render_modes, p_info.shader_types); + Error err = _parse_shader(p_info.functions, p_info.render_modes, p_info.shader_types, p_info.is_include); #ifdef DEBUG_ENABLED if (check_warnings) { @@ -9540,7 +9580,7 @@ Error ShaderLanguage::complete(const String &p_code, const ShaderCompileInfo &p_ global_var_get_type_func = p_info.global_variable_type_func; shader = alloc_node<ShaderNode>(); - _parse_shader(p_info.functions, p_info.render_modes, p_info.shader_types); + _parse_shader(p_info.functions, p_info.render_modes, p_info.shader_types, p_info.is_include); #ifdef DEBUG_ENABLED // Adds context keywords. @@ -10066,6 +10106,10 @@ String ShaderLanguage::get_error_text() { return error_str; } +Vector<ShaderLanguage::FilePosition> ShaderLanguage::get_include_positions() { + return include_positions; +} + int ShaderLanguage::get_error_line() { return error_line; } |