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Adding shader preprocessor support

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Co-authored-by: TheOrangeDay <6472143+TheOrangeDay@users.noreply.github.com>
This commit is contained in:
Yuri Roubinsky 2022-03-08 13:39:16 +03:00 • committed by Juan Linietsky
parent 79463aa5de
commit 7b94603baa
18 changed files with 2131 additions and 202 deletions
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8
servers/rendering/shader_language.h
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@ -38,6 +38,7 @@
#include "core/templates/rb_map.h"
#include "core/typedefs.h"
#include "core/variant/variant.h"
#include "scene/resources/shader_include.h"
#ifdef DEBUG_ENABLED
#include "shader_warnings.h"
@ -776,6 +777,7 @@ public:
static uint32_t get_datatype_size(DataType p_type);
static void get_keyword_list(List<String> *r_keywords);
static void get_preprocessor_keyword_list(List<String> *r_keywords, bool p_include_shader_keywords);
static bool is_control_flow_keyword(String p_keyword);
static void get_builtin_funcs(List<String> *r_keywords);
@ -1070,7 +1072,8 @@ private:
String _get_shader_type_list(const HashSet<String> &p_shader_types) const;
String _get_qualifier_str(ArgumentQualifier p_qualifier) const;
Error _parse_shader(const HashMap<StringName, FunctionInfo> &p_functions, const Vector<ModeInfo> &p_render_modes, const HashSet<String> &p_shader_types);
Error _preprocess_shader(const String &p_code, String &r_result, int *r_completion_type = nullptr);
Error _parse_shader(const HashMap<StringName, FunctionInfo> &p_functions, const Vector<ModeInfo> &p_render_modes, const HashSet<String> &p_shader_types, bool p_is_include);
Error _find_last_flow_op_in_block(BlockNode *p_block, FlowOperation p_op);
Error _find_last_flow_op_in_op(ControlFlowNode *p_flow, FlowOperation p_op);
@ -1091,6 +1094,8 @@ public:
void clear();
static String get_shader_type(const String &p_code);
static void get_shader_dependencies(const String &p_code, HashSet<Ref<ShaderInclude>> *r_dependencies);
static String get_shader_type_and_dependencies(const String &p_code, HashSet<Ref<ShaderInclude>> *r_dependencies);
struct ShaderCompileInfo {
HashMap<StringName, FunctionInfo> functions;
@ -1098,6 +1103,7 @@ public:
VaryingFunctionNames varying_function_names = VaryingFunctionNames();
HashSet<String> shader_types;
GlobalVariableGetTypeFunc global_variable_type_func = nullptr;
bool is_include = false;
};
Error compile(const String &p_code, const ShaderCompileInfo &p_info);