diff options
Diffstat (limited to 'drivers/gles2/shader_compiler_gles2.cpp')
| -rw-r--r-- | drivers/gles2/shader_compiler_gles2.cpp | 1198 |
1 files changed, 0 insertions, 1198 deletions
diff --git a/drivers/gles2/shader_compiler_gles2.cpp b/drivers/gles2/shader_compiler_gles2.cpp deleted file mode 100644 index 92c1ada850..0000000000 --- a/drivers/gles2/shader_compiler_gles2.cpp +++ /dev/null @@ -1,1198 +0,0 @@ -/*************************************************************************/ -/* shader_compiler_gles2.cpp */ -/*************************************************************************/ -/* This file is part of: */ -/* GODOT ENGINE */ -/* https://godotengine.org */ -/*************************************************************************/ -/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */ -/* */ -/* Permission is hereby granted, free of charge, to any person obtaining */ -/* a copy of this software and associated documentation files (the */ -/* "Software"), to deal in the Software without restriction, including */ -/* without limitation the rights to use, copy, modify, merge, publish, */ -/* distribute, sublicense, and/or sell copies of the Software, and to */ -/* permit persons to whom the Software is furnished to do so, subject to */ -/* the following conditions: */ -/* */ -/* The above copyright notice and this permission notice shall be */ -/* included in all copies or substantial portions of the Software. */ -/* */ -/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ -/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ -/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ -/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ -/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ -/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ -/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -/*************************************************************************/ - -#include "shader_compiler_gles2.h" - -#include "core/os/os.h" -#include "core/project_settings.h" -#include "core/string_buffer.h" -#include "core/string_builder.h" - -#define SL ShaderLanguage - -static String _mktab(int p_level) { - - String tb; - for (int i = 0; i < p_level; i++) { - tb += "\t"; - } - - return tb; -} - -static String _typestr(SL::DataType p_type) { - - return ShaderLanguage::get_datatype_name(p_type); -} - -static String _prestr(SL::DataPrecision p_pres) { - - switch (p_pres) { - case SL::PRECISION_LOWP: return "lowp "; - case SL::PRECISION_MEDIUMP: return "mediump "; - case SL::PRECISION_HIGHP: return "highp "; - case SL::PRECISION_DEFAULT: return ""; - } - return ""; -} - -static String _qualstr(SL::ArgumentQualifier p_qual) { - - switch (p_qual) { - case SL::ARGUMENT_QUALIFIER_IN: return "in "; - case SL::ARGUMENT_QUALIFIER_OUT: return "out "; - case SL::ARGUMENT_QUALIFIER_INOUT: return "inout "; - } - return ""; -} - -static String _opstr(SL::Operator p_op) { - - return SL::get_operator_text(p_op); -} - -static String _mkid(const String &p_id) { - - String id = "m_" + p_id.replace("__", "_dus_"); - return id.replace("__", "_dus_"); //doubleunderscore is reserved in glsl -} - -static String f2sp0(float p_float) { - - String num = rtoss(p_float); - if (num.find(".") == -1 && num.find("e") == -1) { - num += ".0"; - } - return num; -} - -static String get_constant_text(SL::DataType p_type, const Vector<SL::ConstantNode::Value> &p_values) { - - switch (p_type) { - case SL::TYPE_BOOL: return p_values[0].boolean ? "true" : "false"; - case SL::TYPE_BVEC2: - case SL::TYPE_BVEC3: - case SL::TYPE_BVEC4: { - - StringBuffer<> text; - - text += "bvec"; - text += itos(p_type - SL::TYPE_BOOL + 1); - text += "("; - - for (int i = 0; i < p_values.size(); i++) { - if (i > 0) - text += ","; - - text += p_values[i].boolean ? "true" : "false"; - } - text += ")"; - return text.as_string(); - } - - // GLSL ES 2 doesn't support uints, so we just use signed ints instead... - case SL::TYPE_UINT: return itos(p_values[0].uint); - case SL::TYPE_UVEC2: - case SL::TYPE_UVEC3: - case SL::TYPE_UVEC4: { - - StringBuffer<> text; - - text += "ivec"; - text += itos(p_type - SL::TYPE_UINT + 1); - text += "("; - - for (int i = 0; i < p_values.size(); i++) { - if (i > 0) - text += ","; - - text += itos(p_values[i].uint); - } - text += ")"; - return text.as_string(); - - } break; - - case SL::TYPE_INT: return itos(p_values[0].sint); - case SL::TYPE_IVEC2: - case SL::TYPE_IVEC3: - case SL::TYPE_IVEC4: { - - StringBuffer<> text; - - text += "ivec"; - text += itos(p_type - SL::TYPE_INT + 1); - text += "("; - - for (int i = 0; i < p_values.size(); i++) { - if (i > 0) - text += ","; - - text += itos(p_values[i].sint); - } - text += ")"; - return text.as_string(); - - } break; - case SL::TYPE_FLOAT: return f2sp0(p_values[0].real); - case SL::TYPE_VEC2: - case SL::TYPE_VEC3: - case SL::TYPE_VEC4: { - - StringBuffer<> text; - - text += "vec"; - text += itos(p_type - SL::TYPE_FLOAT + 1); - text += "("; - - for (int i = 0; i < p_values.size(); i++) { - if (i > 0) - text += ","; - - text += f2sp0(p_values[i].real); - } - text += ")"; - return text.as_string(); - - } break; - case SL::TYPE_MAT2: - case SL::TYPE_MAT3: - case SL::TYPE_MAT4: { - - StringBuffer<> text; - - text += "mat"; - text += itos(p_type - SL::TYPE_MAT2 + 2); - text += "("; - - for (int i = 0; i < p_values.size(); i++) { - if (i > 0) - text += ","; - - text += f2sp0(p_values[i].real); - } - text += ")"; - return text.as_string(); - - } break; - default: ERR_FAIL_V(String()); - } -} - -void ShaderCompilerGLES2::_dump_function_deps(SL::ShaderNode *p_node, const StringName &p_for_func, const Map<StringName, String> &p_func_code, StringBuilder &r_to_add, Set<StringName> &r_added) { - int fidx = -1; - - for (int i = 0; i < p_node->functions.size(); i++) { - if (p_node->functions[i].name == p_for_func) { - fidx = i; - break; - } - } - - ERR_FAIL_COND(fidx == -1); - - for (Set<StringName>::Element *E = p_node->functions[fidx].uses_function.front(); E; E = E->next()) { - - if (r_added.has(E->get())) { - continue; - } - - _dump_function_deps(p_node, E->get(), p_func_code, r_to_add, r_added); - - SL::FunctionNode *fnode = nullptr; - - for (int i = 0; i < p_node->functions.size(); i++) { - if (p_node->functions[i].name == E->get()) { - fnode = p_node->functions[i].function; - break; - } - } - - ERR_FAIL_COND(!fnode); - - r_to_add += "\n"; - - StringBuffer<128> header; - if (fnode->return_type == SL::TYPE_STRUCT) { - header += _mkid(fnode->return_struct_name) + " " + _mkid(fnode->name) + "("; - } else { - header += _typestr(fnode->return_type) + " " + _mkid(fnode->name) + "("; - } - - for (int i = 0; i < fnode->arguments.size(); i++) { - if (i > 0) - header += ", "; - if (fnode->arguments[i].type == SL::TYPE_STRUCT) { - header += _qualstr(fnode->arguments[i].qualifier) + _mkid(fnode->arguments[i].type_str) + " " + _mkid(fnode->arguments[i].name); - } else { - header += _qualstr(fnode->arguments[i].qualifier) + _prestr(fnode->arguments[i].precision) + _typestr(fnode->arguments[i].type) + " " + _mkid(fnode->arguments[i].name); - } - } - - header += ")\n"; - r_to_add += header.as_string(); - r_to_add += p_func_code[E->get()]; - - r_added.insert(E->get()); - } -} - -String ShaderCompilerGLES2::_dump_node_code(SL::Node *p_node, int p_level, GeneratedCode &r_gen_code, IdentifierActions &p_actions, const DefaultIdentifierActions &p_default_actions, bool p_assigning) { - - StringBuilder code; - - switch (p_node->type) { - - case SL::Node::TYPE_SHADER: { - - SL::ShaderNode *snode = (SL::ShaderNode *)p_node; - - for (int i = 0; i < snode->render_modes.size(); i++) { - - if (p_default_actions.render_mode_defines.has(snode->render_modes[i]) && !used_rmode_defines.has(snode->render_modes[i])) { - - r_gen_code.custom_defines.push_back(p_default_actions.render_mode_defines[snode->render_modes[i]].utf8()); - used_rmode_defines.insert(snode->render_modes[i]); - } - - if (p_actions.render_mode_flags.has(snode->render_modes[i])) { - *p_actions.render_mode_flags[snode->render_modes[i]] = true; - } - - if (p_actions.render_mode_values.has(snode->render_modes[i])) { - Pair<int *, int> &p = p_actions.render_mode_values[snode->render_modes[i]]; - *p.first = p.second; - } - } - - int max_texture_uniforms = 0; - int max_uniforms = 0; - - for (Map<StringName, SL::ShaderNode::Uniform>::Element *E = snode->uniforms.front(); E; E = E->next()) { - if (SL::is_sampler_type(E->get().type)) - max_texture_uniforms++; - else - max_uniforms++; - } - - r_gen_code.texture_uniforms.resize(max_texture_uniforms); - r_gen_code.texture_hints.resize(max_texture_uniforms); - r_gen_code.texture_types.resize(max_texture_uniforms); - - r_gen_code.uniforms.resize(max_uniforms + max_texture_uniforms); - - StringBuilder vertex_global; - StringBuilder fragment_global; - - // structs - - for (int i = 0; i < snode->vstructs.size(); i++) { - - SL::StructNode *st = snode->vstructs[i].shader_struct; - String struct_code; - - struct_code += "struct "; - struct_code += _mkid(snode->vstructs[i].name); - struct_code += " "; - struct_code += "{\n"; - for (int j = 0; j < st->members.size(); j++) { - SL::MemberNode *m = st->members[j]; - if (m->datatype == SL::TYPE_STRUCT) { - struct_code += _mkid(m->struct_name); - } else { - struct_code += _prestr(m->precision); - struct_code += _typestr(m->datatype); - } - struct_code += " "; - struct_code += m->name; - if (m->array_size > 0) { - struct_code += "["; - struct_code += itos(m->array_size); - struct_code += "]"; - } - struct_code += ";\n"; - } - struct_code += "}"; - struct_code += ";\n"; - - vertex_global += struct_code; - fragment_global += struct_code; - } - - // uniforms - - for (Map<StringName, SL::ShaderNode::Uniform>::Element *E = snode->uniforms.front(); E; E = E->next()) { - StringBuffer<> uniform_code; - - // use highp if no precision is specified to prevent different default values in fragment and vertex shader - SL::DataPrecision precision = E->get().precision; - if (precision == SL::PRECISION_DEFAULT && E->get().type != SL::TYPE_BOOL) { - precision = SL::PRECISION_HIGHP; - } - - uniform_code += "uniform "; - uniform_code += _prestr(precision); - uniform_code += _typestr(E->get().type); - uniform_code += " "; - uniform_code += _mkid(E->key()); - uniform_code += ";\n"; - - if (SL::is_sampler_type(E->get().type)) { - r_gen_code.texture_uniforms.write[E->get().texture_order] = E->key(); - r_gen_code.texture_hints.write[E->get().texture_order] = E->get().hint; - r_gen_code.texture_types.write[E->get().texture_order] = E->get().type; - } else { - r_gen_code.uniforms.write[E->get().order] = E->key(); - } - - vertex_global += uniform_code.as_string(); - fragment_global += uniform_code.as_string(); - - p_actions.uniforms->insert(E->key(), E->get()); - } - - // varyings - - for (Map<StringName, SL::ShaderNode::Varying>::Element *E = snode->varyings.front(); E; E = E->next()) { - - StringBuffer<> varying_code; - - varying_code += "varying "; - varying_code += _prestr(E->get().precision); - varying_code += _typestr(E->get().type); - varying_code += " "; - varying_code += _mkid(E->key()); - if (E->get().array_size > 0) { - varying_code += "["; - varying_code += itos(E->get().array_size); - varying_code += "]"; - } - varying_code += ";\n"; - - String final_code = varying_code.as_string(); - - vertex_global += final_code; - fragment_global += final_code; - } - - // constants - - for (int i = 0; i < snode->vconstants.size(); i++) { - const SL::ShaderNode::Constant &cnode = snode->vconstants[i]; - String gcode; - gcode += "const "; - gcode += _prestr(cnode.precision); - if (cnode.type == SL::TYPE_STRUCT) { - gcode += _mkid(cnode.type_str); - } else { - gcode += _typestr(cnode.type); - } - gcode += " " + _mkid(String(cnode.name)); - gcode += "="; - gcode += _dump_node_code(cnode.initializer, p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - gcode += ";\n"; - vertex_global += gcode; - fragment_global += gcode; - } - - // functions - - Map<StringName, String> function_code; - - for (int i = 0; i < snode->functions.size(); i++) { - SL::FunctionNode *fnode = snode->functions[i].function; - current_func_name = fnode->name; - function_code[fnode->name] = _dump_node_code(fnode->body, 1, r_gen_code, p_actions, p_default_actions, p_assigning); - } - - Set<StringName> added_vertex; - Set<StringName> added_fragment; - - for (int i = 0; i < snode->functions.size(); i++) { - - SL::FunctionNode *fnode = snode->functions[i].function; - - current_func_name = fnode->name; - - if (fnode->name == vertex_name) { - _dump_function_deps(snode, fnode->name, function_code, vertex_global, added_vertex); - r_gen_code.vertex = function_code[vertex_name]; - - } else if (fnode->name == fragment_name) { - _dump_function_deps(snode, fnode->name, function_code, fragment_global, added_fragment); - r_gen_code.fragment = function_code[fragment_name]; - - } else if (fnode->name == light_name) { - _dump_function_deps(snode, fnode->name, function_code, fragment_global, added_fragment); - r_gen_code.light = function_code[light_name]; - } - } - - r_gen_code.vertex_global = vertex_global.as_string(); - r_gen_code.fragment_global = fragment_global.as_string(); - - } break; - case SL::Node::TYPE_STRUCT: { - - } break; - case SL::Node::TYPE_FUNCTION: { - - } break; - - case SL::Node::TYPE_BLOCK: { - - SL::BlockNode *bnode = (SL::BlockNode *)p_node; - - if (!bnode->single_statement) { - code += _mktab(p_level - 1); - code += "{\n"; - } - - for (int i = 0; i < bnode->statements.size(); i++) { - String statement_code = _dump_node_code(bnode->statements[i], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - - if (bnode->statements[i]->type == SL::Node::TYPE_CONTROL_FLOW || bnode->single_statement) { - code += statement_code; - } else { - code += _mktab(p_level); - code += statement_code; - code += ";\n"; - } - } - - if (!bnode->single_statement) { - code += _mktab(p_level - 1); - code += "}\n"; - } - } break; - - case SL::Node::TYPE_VARIABLE_DECLARATION: { - SL::VariableDeclarationNode *var_dec_node = (SL::VariableDeclarationNode *)p_node; - - StringBuffer<> declaration; - if (var_dec_node->is_const) { - declaration += "const "; - } - if (var_dec_node->datatype == SL::TYPE_STRUCT) { - declaration += _mkid(var_dec_node->struct_name); - } else { - declaration += _prestr(var_dec_node->precision); - declaration += _typestr(var_dec_node->datatype); - } - - for (int i = 0; i < var_dec_node->declarations.size(); i++) { - - if (i > 0) { - declaration += ","; - } - - declaration += " "; - - declaration += _mkid(var_dec_node->declarations[i].name); - - if (var_dec_node->declarations[i].initializer) { - declaration += " = "; - declaration += _dump_node_code(var_dec_node->declarations[i].initializer, p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - } - } - - code += declaration.as_string(); - } break; - - case SL::Node::TYPE_VARIABLE: { - SL::VariableNode *var_node = (SL::VariableNode *)p_node; - - if (p_assigning && p_actions.write_flag_pointers.has(var_node->name)) { - *p_actions.write_flag_pointers[var_node->name] = true; - } - - if (p_default_actions.usage_defines.has(var_node->name) && !used_name_defines.has(var_node->name)) { - String define = p_default_actions.usage_defines[var_node->name]; - - if (define.begins_with("@")) { - define = p_default_actions.usage_defines[define.substr(1, define.length())]; - } - - r_gen_code.custom_defines.push_back(define.utf8()); - used_name_defines.insert(var_node->name); - } - - if (p_actions.usage_flag_pointers.has(var_node->name) && !used_flag_pointers.has(var_node->name)) { - *p_actions.usage_flag_pointers[var_node->name] = true; - used_flag_pointers.insert(var_node->name); - } - - if (p_default_actions.renames.has(var_node->name)) { - code += p_default_actions.renames[var_node->name]; - } else { - code += _mkid(var_node->name); - } - - if (var_node->name == time_name) { - if (current_func_name == vertex_name) { - r_gen_code.uses_vertex_time = true; - } - if (current_func_name == fragment_name || current_func_name == light_name) { - r_gen_code.uses_fragment_time = true; - } - } - } break; - case SL::Node::TYPE_ARRAY_CONSTRUCT: { - SL::ArrayConstructNode *arr_con_node = (SL::ArrayConstructNode *)p_node; - int sz = arr_con_node->initializer.size(); - if (acnode->datatype == SL::TYPE_STRUCT) { - code += _mkid(arr_con_node->struct_name); - } else { - code += _typestr(arr_con_node->datatype); - } - code += "["; - code += itos(arr_con_node->initializer.size()); - code += "]"; - code += "("; - for (int i = 0; i < sz; i++) { - code += _dump_node_code(arr_con_node->initializer[i], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - if (i != sz - 1) { - code += ", "; - } - } - code += ")"; - } break; - case SL::Node::TYPE_ARRAY_DECLARATION: { - - SL::ArrayDeclarationNode *arr_dec_node = (SL::ArrayDeclarationNode *)p_node; - - StringBuffer<> declaration; - if (arr_dec_node->datatype == SL::TYPE_STRUCT) { - declaration += _mkid(arr_dec_node->struct_name); - } else { - declaration += _prestr(arr_dec_node->precision); - declaration += _typestr(arr_dec_node->datatype); - } - for (int i = 0; i < arr_dec_node->declarations.size(); i++) { - - if (i > 0) { - declaration += ","; - } - - declaration += " "; - - declaration += _mkid(arr_dec_node->declarations[i].name); - declaration += "["; - declaration += itos(arr_dec_node->declarations[i].size); - declaration += "]"; - } - - code += declaration.as_string(); - } break; - case SL::Node::TYPE_ARRAY: { - SL::ArrayNode *arr_node = (SL::ArrayNode *)p_node; - - if (p_assigning && p_actions.write_flag_pointers.has(arr_node->name)) { - *p_actions.write_flag_pointers[arr_node->name] = true; - } - - if (p_default_actions.usage_defines.has(arr_node->name) && !used_name_defines.has(arr_node->name)) { - String define = p_default_actions.usage_defines[arr_node->name]; - - if (define.begins_with("@")) { - define = p_default_actions.usage_defines[define.substr(1, define.length())]; - } - - r_gen_code.custom_defines.push_back(define.utf8()); - used_name_defines.insert(arr_node->name); - } - - if (p_actions.usage_flag_pointers.has(arr_node->name) && !used_flag_pointers.has(arr_node->name)) { - *p_actions.usage_flag_pointers[arr_node->name] = true; - used_flag_pointers.insert(arr_node->name); - } - - if (p_default_actions.renames.has(arr_node->name)) { - code += p_default_actions.renames[arr_node->name]; - } else { - code += _mkid(arr_node->name); - } - - if (arr_node->call_expression != nullptr) { - code += "."; - code += _dump_node_code(arr_node->call_expression, p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - } - - if (arr_node->index_expression != nullptr) { - code += "["; - code += _dump_node_code(arr_node->index_expression, p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += "]"; - } - - if (arr_node->name == time_name) { - if (current_func_name == vertex_name) { - r_gen_code.uses_vertex_time = true; - } - if (current_func_name == fragment_name || current_func_name == light_name) { - r_gen_code.uses_fragment_time = true; - } - } - - } break; - case SL::Node::TYPE_CONSTANT: { - SL::ConstantNode *const_node = (SL::ConstantNode *)p_node; - - return get_constant_text(const_node->datatype, const_node->values); - } break; - - case SL::Node::TYPE_OPERATOR: { - SL::OperatorNode *op_node = (SL::OperatorNode *)p_node; - - switch (op_node->op) { - case SL::OP_ASSIGN: - case SL::OP_ASSIGN_ADD: - case SL::OP_ASSIGN_SUB: - case SL::OP_ASSIGN_MUL: - case SL::OP_ASSIGN_DIV: - case SL::OP_ASSIGN_SHIFT_LEFT: - case SL::OP_ASSIGN_SHIFT_RIGHT: - case SL::OP_ASSIGN_BIT_AND: - case SL::OP_ASSIGN_BIT_OR: - case SL::OP_ASSIGN_BIT_XOR: { - code += _dump_node_code(op_node->arguments[0], p_level, r_gen_code, p_actions, p_default_actions, true); - code += " "; - code += _opstr(op_node->op); - code += " "; - code += _dump_node_code(op_node->arguments[1], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - } break; - - case SL::OP_ASSIGN_MOD: { - code += _dump_node_code(op_node->arguments[0], p_level, r_gen_code, p_actions, p_default_actions, true); - code += " = "; - code += "mod("; - code += _dump_node_code(op_node->arguments[0], p_level, r_gen_code, p_actions, p_default_actions, true); - code += ", "; - code += _dump_node_code(op_node->arguments[1], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += ")"; - } break; - - case SL::OP_BIT_INVERT: - case SL::OP_NEGATE: - case SL::OP_NOT: - case SL::OP_DECREMENT: - case SL::OP_INCREMENT: { - code += _opstr(op_node->op); - code += _dump_node_code(op_node->arguments[0], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - } break; - - case SL::OP_POST_DECREMENT: - case SL::OP_POST_INCREMENT: { - code += _dump_node_code(op_node->arguments[0], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += _opstr(op_node->op); - } break; - - case SL::OP_CALL: - case SL::OP_STRUCT: - case SL::OP_CONSTRUCT: { - ERR_FAIL_COND_V(op_node->arguments[0]->type != SL::Node::TYPE_VARIABLE, String()); - - SL::VariableNode *var_node = (SL::VariableNode *)op_node->arguments[0]; - if (op_node->op == SL::OP_STRUCT) { - code += _mkid(var_node->name); - } else if (op_node->op == SL::OP_CONSTRUCT) { - code += var_node->name; - } else { - - if (var_node->name == "texture") { - // emit texture call - - if (op_node->arguments[1]->get_datatype() == SL::TYPE_SAMPLER2D) { - code += "texture2D"; - } else if (op_node->arguments[1]->get_datatype() == SL::TYPE_SAMPLERCUBE) { - code += "textureCube"; - } else if (op_node->arguments[1]->get_datatype() == SL::TYPE_SAMPLER3D) { - code += "texture3D"; - } else if (op_node->arguments[1]->get_datatype() == SL::TYPE_SAMPLER2DARRAY) { - code += "texture2DArray"; - } - - } else if (var_node->name == "textureLod") { - // emit texture call - - if (op_node->arguments[1]->get_datatype() == SL::TYPE_SAMPLER2D) { - code += "texture2DLod"; - } else if (op_node->arguments[1]->get_datatype() == SL::TYPE_SAMPLERCUBE) { - code += "textureCubeLod"; - } else if (op_node->arguments[1]->get_datatype() == SL::TYPE_SAMPLER3D) { - code += "texture3DLod"; - } else if (op_node->arguments[1]->get_datatype() == SL::TYPE_SAMPLER2DARRAY) { - code += "texture2DArrayLod"; - } - - } else if (var_node->name == "mix") { - - switch (op_node->arguments[3]->get_datatype()) { - - case SL::TYPE_BVEC2: { - code += "select2"; - } break; - - case SL::TYPE_BVEC3: { - code += "select3"; - } break; - - case SL::TYPE_BVEC4: { - code += "select4"; - } break; - - case SL::TYPE_VEC2: - case SL::TYPE_VEC3: - case SL::TYPE_VEC4: - case SL::TYPE_FLOAT: { - - code += "mix"; - } break; - - default: { - SL::DataType type = op_node->arguments[3]->get_datatype(); - // FIXME: Proper error print or graceful handling - print_line(String("uhhhh invalid mix with type: ") + itos(type)); - } break; - } - - } else if (p_default_actions.renames.has(var_node->name)) { - code += p_default_actions.renames[var_node->name]; - } else if (internal_functions.has(var_node->name)) { - code += var_node->name; - } else { - code += _mkid(var_node->name); - } - } - - code += "("; - - for (int i = 1; i < op_node->arguments.size(); i++) { - if (i > 1) { - code += ", "; - } - - code += _dump_node_code(op_node->arguments[i], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - } - - code += ")"; - - if (p_default_actions.usage_defines.has(var_node->name) && !used_name_defines.has(var_node->name)) { - String define = p_default_actions.usage_defines[var_node->name]; - - if (define.begins_with("@")) { - define = p_default_actions.usage_defines[define.substr(1, define.length())]; - } - - r_gen_code.custom_defines.push_back(define.utf8()); - used_name_defines.insert(var_node->name); - } - - } break; - - case SL::OP_INDEX: { - code += _dump_node_code(op_node->arguments[0], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += "["; - code += _dump_node_code(op_node->arguments[1], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += "]"; - } break; - - case SL::OP_SELECT_IF: { - code += "("; - code += _dump_node_code(op_node->arguments[0], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += " ? "; - code += _dump_node_code(op_node->arguments[1], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += " : "; - code += _dump_node_code(op_node->arguments[2], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += ")"; - } break; - - case SL::OP_MOD: { - - code += "mod(float("; - code += _dump_node_code(op_node->arguments[0], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += "), float("; - code += _dump_node_code(op_node->arguments[1], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += "))"; - } break; - - default: { - code += "("; - code += _dump_node_code(op_node->arguments[0], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += " "; - code += _opstr(op_node->op); - code += " "; - code += _dump_node_code(op_node->arguments[1], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += ")"; - } break; - } - } break; - - case SL::Node::TYPE_CONTROL_FLOW: { - SL::ControlFlowNode *cf_node = (SL::ControlFlowNode *)p_node; - - if (cf_node->flow_op == SL::FLOW_OP_IF) { - - code += _mktab(p_level); - code += "if ("; - code += _dump_node_code(cf_node->expressions[0], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += ")\n"; - code += _dump_node_code(cf_node->blocks[0], p_level + 1, r_gen_code, p_actions, p_default_actions, p_assigning); - - if (cf_node->blocks.size() == 2) { - code += _mktab(p_level); - code += "else\n"; - code += _dump_node_code(cf_node->blocks[1], p_level + 1, r_gen_code, p_actions, p_default_actions, p_assigning); - } - } else if (cf_node->flow_op == SL::FLOW_OP_DO) { - code += _mktab(p_level); - code += "do"; - code += _dump_node_code(cf_node->blocks[0], p_level + 1, r_gen_code, p_actions, p_default_actions, p_assigning); - code += _mktab(p_level); - code += "while ("; - code += _dump_node_code(cf_node->expressions[0], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += ");"; - } else if (cf_node->flow_op == SL::FLOW_OP_WHILE) { - code += _mktab(p_level); - code += "while ("; - code += _dump_node_code(cf_node->expressions[0], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += ")\n"; - code += _dump_node_code(cf_node->blocks[0], p_level + 1, r_gen_code, p_actions, p_default_actions, p_assigning); - } else if (cf_node->flow_op == SL::FLOW_OP_FOR) { - - code += _mktab(p_level); - code += "for ("; - code += _dump_node_code(cf_node->blocks[0], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += "; "; - code += _dump_node_code(cf_node->expressions[0], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += "; "; - code += _dump_node_code(cf_node->expressions[1], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += ")\n"; - - code += _dump_node_code(cf_node->blocks[1], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - - } else if (cf_node->flow_op == SL::FLOW_OP_RETURN) { - code += _mktab(p_level); - code += "return"; - - if (cf_node->expressions.size()) { - code += " "; - code += _dump_node_code(cf_node->expressions[0], p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - } - code += ";\n"; - } else if (cf_node->flow_op == SL::FLOW_OP_DISCARD) { - if (p_actions.usage_flag_pointers.has("DISCARD") && !used_flag_pointers.has("DISCARD")) { - *p_actions.usage_flag_pointers["DISCARD"] = true; - used_flag_pointers.insert("DISCARD"); - } - code += "discard;"; - } else if (cf_node->flow_op == SL::FLOW_OP_CONTINUE) { - code += "continue;"; - } else if (cf_node->flow_op == SL::FLOW_OP_BREAK) { - code += "break;"; - } - } break; - - case SL::Node::TYPE_MEMBER: { - SL::MemberNode *member_node = (SL::MemberNode *)p_node; - code += _dump_node_code(member_node->owner, p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += "."; - code += member_node->name; - if (member_node->index_expression != nullptr) { - code += "["; - code += _dump_node_code(member_node->index_expression, p_level, r_gen_code, p_actions, p_default_actions, p_assigning); - code += "]"; - } - } break; - } - - return code.as_string(); -} - -Error ShaderCompilerGLES2::compile(RS::ShaderMode p_mode, const String &p_code, IdentifierActions *p_actions, const String &p_path, GeneratedCode &r_gen_code) { - - Error err = parser.compile(p_code, ShaderTypes::get_singleton()->get_functions(p_mode), ShaderTypes::get_singleton()->get_modes(p_mode), ShaderTypes::get_singleton()->get_types()); - - if (err != OK) { - - Vector<String> shader = p_code.split("\n"); - for (int i = 0; i < shader.size(); i++) { - print_line(itos(i + 1) + " " + shader[i]); - } - - _err_print_error(nullptr, p_path.utf8().get_data(), parser.get_error_line(), parser.get_error_text().utf8().get_data(), ERR_HANDLER_SHADER); - return err; - } - - r_gen_code.custom_defines.clear(); - r_gen_code.uniforms.clear(); - r_gen_code.texture_uniforms.clear(); - r_gen_code.texture_hints.clear(); - r_gen_code.texture_types.clear(); - r_gen_code.vertex = String(); - r_gen_code.vertex_global = String(); - r_gen_code.fragment = String(); - r_gen_code.fragment_global = String(); - r_gen_code.light = String(); - r_gen_code.uses_fragment_time = false; - r_gen_code.uses_vertex_time = false; - - used_name_defines.clear(); - used_rmode_defines.clear(); - used_flag_pointers.clear(); - - _dump_node_code(parser.get_shader(), 1, r_gen_code, *p_actions, actions[p_mode], false); - - return OK; -} - -ShaderCompilerGLES2::ShaderCompilerGLES2() { - - /** CANVAS ITEM SHADER **/ - - actions[RS::SHADER_CANVAS_ITEM].renames["VERTEX"] = "outvec.xy"; - actions[RS::SHADER_CANVAS_ITEM].renames["UV"] = "uv"; - actions[RS::SHADER_CANVAS_ITEM].renames["POINT_SIZE"] = "point_size"; - - actions[RS::SHADER_CANVAS_ITEM].renames["WORLD_MATRIX"] = "modelview_matrix"; - actions[RS::SHADER_CANVAS_ITEM].renames["PROJECTION_MATRIX"] = "projection_matrix"; - actions[RS::SHADER_CANVAS_ITEM].renames["EXTRA_MATRIX"] = "extra_matrix_instance"; - actions[RS::SHADER_CANVAS_ITEM].renames["TIME"] = "time"; - actions[RS::SHADER_CANVAS_ITEM].renames["AT_LIGHT_PASS"] = "at_light_pass"; - actions[RS::SHADER_CANVAS_ITEM].renames["INSTANCE_CUSTOM"] = "instance_custom"; - - actions[RS::SHADER_CANVAS_ITEM].renames["COLOR"] = "color"; - actions[RS::SHADER_CANVAS_ITEM].renames["NORMAL"] = "normal"; - actions[RS::SHADER_CANVAS_ITEM].renames["NORMALMAP"] = "normal_map"; - actions[RS::SHADER_CANVAS_ITEM].renames["NORMALMAP_DEPTH"] = "normal_depth"; - actions[RS::SHADER_CANVAS_ITEM].renames["TEXTURE"] = "color_texture"; - actions[RS::SHADER_CANVAS_ITEM].renames["TEXTURE_PIXEL_SIZE"] = "color_texpixel_size"; - actions[RS::SHADER_CANVAS_ITEM].renames["NORMAL_TEXTURE"] = "normal_texture"; - actions[RS::SHADER_CANVAS_ITEM].renames["SCREEN_UV"] = "screen_uv"; - actions[RS::SHADER_CANVAS_ITEM].renames["SCREEN_TEXTURE"] = "screen_texture"; - actions[RS::SHADER_CANVAS_ITEM].renames["SCREEN_PIXEL_SIZE"] = "screen_pixel_size"; - actions[RS::SHADER_CANVAS_ITEM].renames["FRAGCOORD"] = "gl_FragCoord"; - actions[RS::SHADER_CANVAS_ITEM].renames["POINT_COORD"] = "gl_PointCoord"; - - actions[RS::SHADER_CANVAS_ITEM].renames["LIGHT_VEC"] = "light_vec"; - actions[RS::SHADER_CANVAS_ITEM].renames["LIGHT_HEIGHT"] = "light_height"; - actions[RS::SHADER_CANVAS_ITEM].renames["LIGHT_COLOR"] = "light_color"; - actions[RS::SHADER_CANVAS_ITEM].renames["LIGHT_UV"] = "light_uv"; - actions[RS::SHADER_CANVAS_ITEM].renames["LIGHT"] = "light"; - actions[RS::SHADER_CANVAS_ITEM].renames["SHADOW_COLOR"] = "shadow_color"; - actions[RS::SHADER_CANVAS_ITEM].renames["SHADOW_VEC"] = "shadow_vec"; - - actions[RS::SHADER_CANVAS_ITEM].usage_defines["COLOR"] = "#define COLOR_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["SCREEN_TEXTURE"] = "#define SCREEN_TEXTURE_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["SCREEN_UV"] = "#define SCREEN_UV_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["SCREEN_PIXEL_SIZE"] = "@SCREEN_UV"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["NORMAL"] = "#define NORMAL_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["NORMALMAP"] = "#define NORMALMAP_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["LIGHT"] = "#define USE_LIGHT_SHADER_CODE\n"; - actions[RS::SHADER_CANVAS_ITEM].render_mode_defines["skip_vertex_transform"] = "#define SKIP_TRANSFORM_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["SHADOW_VEC"] = "#define SHADOW_VEC_USED\n"; - - // Ported from GLES3 - - actions[RS::SHADER_CANVAS_ITEM].usage_defines["sinh"] = "#define SINH_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["cosh"] = "#define COSH_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["tanh"] = "#define TANH_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["asinh"] = "#define ASINH_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["acosh"] = "#define ACOSH_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["atanh"] = "#define ATANH_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["determinant"] = "#define DETERMINANT_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["transpose"] = "#define TRANSPOSE_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["outerProduct"] = "#define OUTER_PRODUCT_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["round"] = "#define ROUND_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["roundEven"] = "#define ROUND_EVEN_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["inverse"] = "#define INVERSE_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["isinf"] = "#define IS_INF_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["isnan"] = "#define IS_NAN_USED\n"; - actions[RS::SHADER_CANVAS_ITEM].usage_defines["trunc"] = "#define TRUNC_USED\n"; - - /** SPATIAL SHADER **/ - - actions[RS::SHADER_SPATIAL].renames["WORLD_MATRIX"] = "world_transform"; - actions[RS::SHADER_SPATIAL].renames["INV_CAMERA_MATRIX"] = "camera_inverse_matrix"; - actions[RS::SHADER_SPATIAL].renames["CAMERA_MATRIX"] = "camera_matrix"; - actions[RS::SHADER_SPATIAL].renames["PROJECTION_MATRIX"] = "projection_matrix"; - actions[RS::SHADER_SPATIAL].renames["INV_PROJECTION_MATRIX"] = "projection_inverse_matrix"; - actions[RS::SHADER_SPATIAL].renames["MODELVIEW_MATRIX"] = "modelview"; - - actions[RS::SHADER_SPATIAL].renames["VERTEX"] = "vertex.xyz"; - actions[RS::SHADER_SPATIAL].renames["NORMAL"] = "normal"; - actions[RS::SHADER_SPATIAL].renames["TANGENT"] = "tangent"; - actions[RS::SHADER_SPATIAL].renames["BINORMAL"] = "binormal"; - actions[RS::SHADER_SPATIAL].renames["POSITION"] = "position"; - actions[RS::SHADER_SPATIAL].renames["UV"] = "uv_interp"; - actions[RS::SHADER_SPATIAL].renames["UV2"] = "uv2_interp"; - actions[RS::SHADER_SPATIAL].renames["COLOR"] = "color_interp"; - actions[RS::SHADER_SPATIAL].renames["POINT_SIZE"] = "point_size"; - // gl_InstanceID is not available in OpenGL ES 2.0 - actions[RS::SHADER_SPATIAL].renames["INSTANCE_ID"] = "0"; - - //builtins - - actions[RS::SHADER_SPATIAL].renames["TIME"] = "time"; - actions[RS::SHADER_SPATIAL].renames["VIEWPORT_SIZE"] = "viewport_size"; - - actions[RS::SHADER_SPATIAL].renames["FRAGCOORD"] = "gl_FragCoord"; - actions[RS::SHADER_SPATIAL].renames["FRONT_FACING"] = "gl_FrontFacing"; - actions[RS::SHADER_SPATIAL].renames["NORMALMAP"] = "normalmap"; - actions[RS::SHADER_SPATIAL].renames["NORMALMAP_DEPTH"] = "normaldepth"; - actions[RS::SHADER_SPATIAL].renames["ALBEDO"] = "albedo"; - actions[RS::SHADER_SPATIAL].renames["ALPHA"] = "alpha"; - actions[RS::SHADER_SPATIAL].renames["METALLIC"] = "metallic"; - actions[RS::SHADER_SPATIAL].renames["SPECULAR"] = "specular"; - actions[RS::SHADER_SPATIAL].renames["ROUGHNESS"] = "roughness"; - actions[RS::SHADER_SPATIAL].renames["RIM"] = "rim"; - actions[RS::SHADER_SPATIAL].renames["RIM_TINT"] = "rim_tint"; - actions[RS::SHADER_SPATIAL].renames["CLEARCOAT"] = "clearcoat"; - actions[RS::SHADER_SPATIAL].renames["CLEARCOAT_GLOSS"] = "clearcoat_gloss"; - actions[RS::SHADER_SPATIAL].renames["ANISOTROPY"] = "anisotropy"; - actions[RS::SHADER_SPATIAL].renames["ANISOTROPY_FLOW"] = "anisotropy_flow"; - actions[RS::SHADER_SPATIAL].renames["SSS_STRENGTH"] = "sss_strength"; - actions[RS::SHADER_SPATIAL].renames["TRANSMISSION"] = "transmission"; - actions[RS::SHADER_SPATIAL].renames["AO"] = "ao"; - actions[RS::SHADER_SPATIAL].renames["AO_LIGHT_AFFECT"] = "ao_light_affect"; - actions[RS::SHADER_SPATIAL].renames["EMISSION"] = "emission"; - actions[RS::SHADER_SPATIAL].renames["POINT_COORD"] = "gl_PointCoord"; - actions[RS::SHADER_SPATIAL].renames["INSTANCE_CUSTOM"] = "instance_custom"; - actions[RS::SHADER_SPATIAL].renames["SCREEN_UV"] = "screen_uv"; - actions[RS::SHADER_SPATIAL].renames["SCREEN_TEXTURE"] = "screen_texture"; - actions[RS::SHADER_SPATIAL].renames["DEPTH_TEXTURE"] = "depth_texture"; - // Defined in GLES3, but not available in GLES2 - //actions[RS::SHADER_SPATIAL].renames["DEPTH"] = "gl_FragDepth"; - actions[RS::SHADER_SPATIAL].renames["ALPHA_SCISSOR"] = "alpha_scissor"; - actions[RS::SHADER_SPATIAL].renames["OUTPUT_IS_SRGB"] = "SHADER_IS_SRGB"; - - //for light - actions[RS::SHADER_SPATIAL].renames["VIEW"] = "view"; - actions[RS::SHADER_SPATIAL].renames["LIGHT_COLOR"] = "light_color"; - actions[RS::SHADER_SPATIAL].renames["LIGHT"] = "light"; - actions[RS::SHADER_SPATIAL].renames["ATTENUATION"] = "attenuation"; - actions[RS::SHADER_SPATIAL].renames["DIFFUSE_LIGHT"] = "diffuse_light"; - actions[RS::SHADER_SPATIAL].renames["SPECULAR_LIGHT"] = "specular_light"; - - actions[RS::SHADER_SPATIAL].usage_defines["TANGENT"] = "#define ENABLE_TANGENT_INTERP\n"; - actions[RS::SHADER_SPATIAL].usage_defines["BINORMAL"] = "@TANGENT"; - actions[RS::SHADER_SPATIAL].usage_defines["RIM"] = "#define LIGHT_USE_RIM\n"; - actions[RS::SHADER_SPATIAL].usage_defines["RIM_TINT"] = "@RIM"; - actions[RS::SHADER_SPATIAL].usage_defines["CLEARCOAT"] = "#define LIGHT_USE_CLEARCOAT\n"; - actions[RS::SHADER_SPATIAL].usage_defines["CLEARCOAT_GLOSS"] = "@CLEARCOAT"; - actions[RS::SHADER_SPATIAL].usage_defines["ANISOTROPY"] = "#define LIGHT_USE_ANISOTROPY\n"; - actions[RS::SHADER_SPATIAL].usage_defines["ANISOTROPY_FLOW"] = "@ANISOTROPY"; - actions[RS::SHADER_SPATIAL].usage_defines["AO"] = "#define ENABLE_AO\n"; - actions[RS::SHADER_SPATIAL].usage_defines["AO_LIGHT_AFFECT"] = "#define ENABLE_AO\n"; - actions[RS::SHADER_SPATIAL].usage_defines["UV"] = "#define ENABLE_UV_INTERP\n"; - actions[RS::SHADER_SPATIAL].usage_defines["UV2"] = "#define ENABLE_UV2_INTERP\n"; - actions[RS::SHADER_SPATIAL].usage_defines["NORMALMAP"] = "#define ENABLE_NORMALMAP\n"; - actions[RS::SHADER_SPATIAL].usage_defines["NORMALMAP_DEPTH"] = "@NORMALMAP"; - actions[RS::SHADER_SPATIAL].usage_defines["COLOR"] = "#define ENABLE_COLOR_INTERP\n"; - actions[RS::SHADER_SPATIAL].usage_defines["INSTANCE_CUSTOM"] = "#define ENABLE_INSTANCE_CUSTOM\n"; - actions[RS::SHADER_SPATIAL].usage_defines["ALPHA_SCISSOR"] = "#define ALPHA_SCISSOR_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["POSITION"] = "#define OVERRIDE_POSITION\n"; - - actions[RS::SHADER_SPATIAL].usage_defines["SSS_STRENGTH"] = "#define ENABLE_SSS\n"; - actions[RS::SHADER_SPATIAL].usage_defines["TRANSMISSION"] = "#define TRANSMISSION_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["SCREEN_TEXTURE"] = "#define SCREEN_TEXTURE_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["DEPTH_TEXTURE"] = "#define DEPTH_TEXTURE_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["SCREEN_UV"] = "#define SCREEN_UV_USED\n"; - - actions[RS::SHADER_SPATIAL].usage_defines["DIFFUSE_LIGHT"] = "#define USE_LIGHT_SHADER_CODE\n"; - actions[RS::SHADER_SPATIAL].usage_defines["SPECULAR_LIGHT"] = "#define USE_LIGHT_SHADER_CODE\n"; - - // Ported from GLES3 - - actions[RS::SHADER_SPATIAL].usage_defines["sinh"] = "#define SINH_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["cosh"] = "#define COSH_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["tanh"] = "#define TANH_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["asinh"] = "#define ASINH_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["acosh"] = "#define ACOSH_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["atanh"] = "#define ATANH_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["determinant"] = "#define DETERMINANT_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["transpose"] = "#define TRANSPOSE_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["outerProduct"] = "#define OUTER_PRODUCT_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["round"] = "#define ROUND_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["roundEven"] = "#define ROUND_EVEN_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["inverse"] = "#define INVERSE_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["isinf"] = "#define IS_INF_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["isnan"] = "#define IS_NAN_USED\n"; - actions[RS::SHADER_SPATIAL].usage_defines["trunc"] = "#define TRUNC_USED\n"; - - actions[RS::SHADER_SPATIAL].render_mode_defines["skip_vertex_transform"] = "#define SKIP_TRANSFORM_USED\n"; - actions[RS::SHADER_SPATIAL].render_mode_defines["world_vertex_coords"] = "#define VERTEX_WORLD_COORDS_USED\n"; - - // Defined in GLES3, could be implemented in GLES2 too if there's a need for it - //actions[RS::SHADER_SPATIAL].render_mode_defines["ensure_correct_normals"] = "#define ENSURE_CORRECT_NORMALS\n"; - // Defined in GLES3, might not be possible in GLES2 as gl_FrontFacing is not available - //actions[RS::SHADER_SPATIAL].render_mode_defines["cull_front"] = "#define DO_SIDE_CHECK\n"; - //actions[RS::SHADER_SPATIAL].render_mode_defines["cull_disabled"] = "#define DO_SIDE_CHECK\n"; - - bool force_lambert = GLOBAL_GET("rendering/quality/shading/force_lambert_over_burley"); - - if (!force_lambert) { - actions[RS::SHADER_SPATIAL].render_mode_defines["diffuse_burley"] = "#define DIFFUSE_BURLEY\n"; - } - - actions[RS::SHADER_SPATIAL].render_mode_defines["diffuse_oren_nayar"] = "#define DIFFUSE_OREN_NAYAR\n"; - actions[RS::SHADER_SPATIAL].render_mode_defines["diffuse_lambert_wrap"] = "#define DIFFUSE_LAMBERT_WRAP\n"; - actions[RS::SHADER_SPATIAL].render_mode_defines["diffuse_toon"] = "#define DIFFUSE_TOON\n"; - - bool force_blinn = GLOBAL_GET("rendering/quality/shading/force_blinn_over_ggx"); - - if (!force_blinn) { - actions[RS::SHADER_SPATIAL].render_mode_defines["specular_schlick_ggx"] = "#define SPECULAR_SCHLICK_GGX\n"; - } else { - actions[RS::SHADER_SPATIAL].render_mode_defines["specular_schlick_ggx"] = "#define SPECULAR_BLINN\n"; - } - - actions[RS::SHADER_SPATIAL].render_mode_defines["specular_blinn"] = "#define SPECULAR_BLINN\n"; - actions[RS::SHADER_SPATIAL].render_mode_defines["specular_phong"] = "#define SPECULAR_PHONG\n"; - actions[RS::SHADER_SPATIAL].render_mode_defines["specular_toon"] = "#define SPECULAR_TOON\n"; - actions[RS::SHADER_SPATIAL].render_mode_defines["specular_disabled"] = "#define SPECULAR_DISABLED\n"; - actions[RS::SHADER_SPATIAL].render_mode_defines["shadows_disabled"] = "#define SHADOWS_DISABLED\n"; - actions[RS::SHADER_SPATIAL].render_mode_defines["ambient_light_disabled"] = "#define AMBIENT_LIGHT_DISABLED\n"; - actions[RS::SHADER_SPATIAL].render_mode_defines["shadow_to_opacity"] = "#define USE_SHADOW_TO_OPACITY\n"; - - // No defines for particle shaders in GLES2, there are no GPU particles - - vertex_name = "vertex"; - fragment_name = "fragment"; - light_name = "light"; - time_name = "TIME"; - - List<String> func_list; - - ShaderLanguage::get_builtin_funcs(&func_list); - - for (List<String>::Element *E = func_list.front(); E; E = E->next()) { - internal_functions.insert(E->get()); - } -} |