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Implementation of 'struct' for shaders

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This commit is contained in:
Yuri Roubinsky 2020-01-17 22:35:22 +03:00
parent 1eb424ec95
commit 6f162395ff
6 changed files with 680 additions and 185 deletions
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3
drivers/gles2/rasterizer_storage_gles2.cpp
View File

@ -1636,6 +1636,9 @@ void RasterizerStorageGLES2::shader_get_param_list(RID p_shader, List<PropertyIn
pi.name = E->get();
switch (u.type) {
case ShaderLanguage::TYPE_STRUCT: {
pi.type = Variant::ARRAY;
} break;
case ShaderLanguage::TYPE_VOID: {
pi.type = Variant::NIL;
} break;

82
drivers/gles2/shader_compiler_gles2.cpp
View File

@ -240,21 +240,20 @@ void ShaderCompilerGLES2::_dump_function_deps(SL::ShaderNode *p_node, const Stri
r_to_add += "\n";
StringBuffer<128> header;
header += _typestr(fnode->return_type);
header += " ";
header += _mkid(fnode->name);
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 += ", ";
header += _qualstr(fnode->arguments[i].qualifier);
header += _prestr(fnode->arguments[i].precision);
header += _typestr(fnode->arguments[i].type);
header += " ";
header += _mkid(fnode->arguments[i].name);
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";
@ -312,6 +311,36 @@ String ShaderCompilerGLES2::_dump_node_code(SL::Node *p_node, int p_level, Gener
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;
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()) {
@ -374,7 +403,11 @@ String ShaderCompilerGLES2::_dump_node_code(SL::Node *p_node, int p_level, Gener
String gcode;
gcode += "const ";
gcode += _prestr(E->get().precision);
gcode += _typestr(E->get().type);
if (E->get().type == SL::TYPE_STRUCT) {
gcode += _mkid(E->get().type_str);
} else {
gcode += _typestr(E->get().type);
}
gcode += " " + _mkid(E->key());
gcode += "=";
gcode += _dump_node_code(E->get().initializer, p_level, r_gen_code, p_actions, p_default_actions, p_assigning);
@ -420,7 +453,9 @@ String ShaderCompilerGLES2::_dump_node_code(SL::Node *p_node, int p_level, Gener
r_gen_code.fragment_global = fragment_global.as_string();
} break;
case SL::Node::TYPE_STRUCT: {
} break;
case SL::Node::TYPE_FUNCTION: {
} break;
@ -459,8 +494,12 @@ String ShaderCompilerGLES2::_dump_node_code(SL::Node *p_node, int p_level, Gener
if (var_dec_node->is_const) {
declaration += "const ";
}
declaration += _prestr(var_dec_node->precision);
declaration += _typestr(var_dec_node->datatype);
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++) {
@ -524,9 +563,12 @@ String ShaderCompilerGLES2::_dump_node_code(SL::Node *p_node, int p_level, Gener
SL::ArrayDeclarationNode *arr_dec_node = (SL::ArrayDeclarationNode *)p_node;
StringBuffer<> declaration;
declaration += _prestr(arr_dec_node->precision);
declaration += _typestr(arr_dec_node->datatype);
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) {
@ -646,12 +688,14 @@ String ShaderCompilerGLES2::_dump_node_code(SL::Node *p_node, int p_level, Gener
} 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_CONSTRUCT) {
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 {

3
main/tests/test_shader_lang.cpp
View File

@ -162,6 +162,9 @@ static String dump_node_code(SL::Node *p_node, int p_level) {
}
//code+=dump_node_code(pnode->body,p_level);
} break;
case SL::Node::TYPE_STRUCT: {
} break;
case SL::Node::TYPE_FUNCTION: {

85
servers/visual/rasterizer_rd/shader_compiler_rd.cpp
View File

@ -90,6 +90,7 @@ static int _get_datatype_size(SL::DataType p_type) {
case SL::TYPE_ISAMPLER3D: return 16;
case SL::TYPE_USAMPLER3D: return 16;
case SL::TYPE_SAMPLERCUBE: return 16;
case SL::TYPE_STRUCT: return 0;
}
ERR_FAIL_V(0);
@ -129,6 +130,7 @@ static int _get_datatype_alignment(SL::DataType p_type) {
case SL::TYPE_ISAMPLER3D: return 16;
case SL::TYPE_USAMPLER3D: return 16;
case SL::TYPE_SAMPLERCUBE: return 16;
case SL::TYPE_STRUCT: return 0;
}
ERR_FAIL_V(0);
@ -315,12 +317,20 @@ void ShaderCompilerRD::_dump_function_deps(const SL::ShaderNode *p_node, const S
r_to_add += "\n";
String header;
header = _typestr(fnode->return_type) + " " + _mkid(fnode->name) + "(";
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 += ", ";
header += _qualstr(fnode->arguments[i].qualifier) + _prestr(fnode->arguments[i].precision) + _typestr(fnode->arguments[i].type) + " " + _mkid(fnode->arguments[i].name);
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";
@ -359,6 +369,36 @@ String ShaderCompilerRD::_dump_node_code(const SL::Node *p_node, int p_level, Ge
}
}
// structs
for (int i = 0; i < pnode->vstructs.size(); i++) {
SL::StructNode *st = pnode->vstructs[i].shader_struct;
String struct_code;
struct_code += "struct ";
struct_code += _mkid(pnode->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;
struct_code += ";\n";
}
struct_code += "}";
struct_code += ";\n";
r_gen_code.vertex_global += struct_code;
r_gen_code.fragment_global += struct_code;
}
int max_texture_uniforms = 0;
int max_uniforms = 0;
@ -506,7 +546,11 @@ String ShaderCompilerRD::_dump_node_code(const SL::Node *p_node, int p_level, Ge
String gcode;
gcode += "const ";
gcode += _prestr(E->get().precision);
gcode += _typestr(E->get().type);
if (E->get().type == SL::TYPE_STRUCT) {
gcode += _mkid(E->get().type_str);
} else {
gcode += _typestr(E->get().type);
}
gcode += " " + _mkid(E->key());
gcode += "=";
gcode += _dump_node_code(E->get().initializer, p_level, r_gen_code, p_actions, p_default_actions, p_assigning);
@ -560,6 +604,9 @@ String ShaderCompilerRD::_dump_node_code(const SL::Node *p_node, int p_level, Ge
}
//code+=dump_node_code(pnode->body,p_level);
} break;
case SL::Node::TYPE_STRUCT: {
} break;
case SL::Node::TYPE_FUNCTION: {
@ -590,7 +637,15 @@ String ShaderCompilerRD::_dump_node_code(const SL::Node *p_node, int p_level, Ge
case SL::Node::TYPE_VARIABLE_DECLARATION: {
SL::VariableDeclarationNode *vdnode = (SL::VariableDeclarationNode *)p_node;
String declaration = _prestr(vdnode->precision) + _typestr(vdnode->datatype);
String declaration;
if (vdnode->is_const) {
declaration += "const ";
}
if (vdnode->datatype == SL::TYPE_STRUCT) {
declaration += _mkid(vdnode->struct_name);
} else {
declaration += _prestr(vdnode->precision) + _typestr(vdnode->datatype);
}
for (int i = 0; i < vdnode->declarations.size(); i++) {
if (i > 0) {
declaration += ",";
@ -649,8 +704,15 @@ String ShaderCompilerRD::_dump_node_code(const SL::Node *p_node, int p_level, Ge
case SL::Node::TYPE_ARRAY_DECLARATION: {
SL::ArrayDeclarationNode *adnode = (SL::ArrayDeclarationNode *)p_node;
String declaration = _prestr(adnode->precision) + _typestr(adnode->datatype);
String declaration;
if (adnode->is_const) {
declaration += "const ";
}
if (adnode->datatype == SL::TYPE_STRUCT) {
declaration += _mkid(adnode->struct_name);
} else {
declaration = _prestr(adnode->precision) + _typestr(adnode->datatype);
}
for (int i = 0; i < adnode->declarations.size(); i++) {
if (i > 0) {
declaration += ",";
@ -664,7 +726,11 @@ String ShaderCompilerRD::_dump_node_code(const SL::Node *p_node, int p_level, Ge
int sz = adnode->declarations[i].initializer.size();
if (sz > 0) {
declaration += "=";
declaration += _typestr(adnode->datatype);
if (adnode->datatype == SL::TYPE_STRUCT) {
declaration += _mkid(adnode->struct_name);
} else {
declaration += _typestr(adnode->datatype);
}
declaration += "[";
declaration += itos(sz);
declaration += "]";
@ -763,6 +829,7 @@ String ShaderCompilerRD::_dump_node_code(const SL::Node *p_node, int p_level, Ge
code = _dump_node_code(onode->arguments[0], p_level, r_gen_code, p_actions, p_default_actions, p_assigning) + _opstr(onode->op);
break;
case SL::OP_CALL:
case SL::OP_STRUCT:
case SL::OP_CONSTRUCT: {
ERR_FAIL_COND_V(onode->arguments[0]->type != SL::Node::TYPE_VARIABLE, String());
@ -770,7 +837,9 @@ String ShaderCompilerRD::_dump_node_code(const SL::Node *p_node, int p_level, Ge
SL::VariableNode *vnode = (SL::VariableNode *)onode->arguments[0];
bool is_texture_func = false;
if (onode->op == SL::OP_CONSTRUCT) {
if (onode->op == SL::OP_STRUCT) {
code += _mkid(vnode->name);
} else if (onode->op == SL::OP_CONSTRUCT) {
code += String(vnode->name);
} else {

646
servers/visual/shader_language.cpp
View File

File diff suppressed because it is too large Load Diff

46
servers/visual/shader_language.h
View File

@ -82,6 +82,7 @@ public:
TK_INTERPOLATION_FLAT,
TK_INTERPOLATION_SMOOTH,
TK_CONST,
TK_STRUCT,
TK_PRECISION_LOW,
TK_PRECISION_MID,
TK_PRECISION_HIGH,
@ -214,6 +215,7 @@ public:
TYPE_ISAMPLER3D,
TYPE_USAMPLER3D,
TYPE_SAMPLERCUBE,
TYPE_STRUCT,
};
enum DataPrecision {
@ -269,6 +271,7 @@ public:
OP_POST_DECREMENT,
OP_CALL,
OP_CONSTRUCT,
OP_STRUCT,
OP_INDEX,
OP_MAX
};
@ -329,11 +332,14 @@ public:
TYPE_MEMBER,
TYPE_ARRAY,
TYPE_ARRAY_DECLARATION,
TYPE_STRUCT,
};
Type type;
virtual DataType get_datatype() const { return TYPE_VOID; }
virtual String get_datatype_name() const { return ""; }
Node(Type t) :
next(NULL),
type(t) {}
@ -354,20 +360,25 @@ public:
DataType return_cache;
DataPrecision return_precision_cache;
Operator op;
StringName struct_name;
Vector<Node *> arguments;
virtual DataType get_datatype() const { return return_cache; }
virtual String get_datatype_name() const { return String(struct_name); }
OperatorNode() :
Node(TYPE_OPERATOR),
return_cache(TYPE_VOID),
return_precision_cache(PRECISION_DEFAULT),
op(OP_EQUAL) {}
op(OP_EQUAL),
struct_name("") {}
};
struct VariableNode : public Node {
DataType datatype_cache;
StringName name;
StringName struct_name;
virtual DataType get_datatype() const { return datatype_cache; }
virtual String get_datatype_name() const { return String(struct_name); }
bool is_const;
VariableNode() :
@ -379,6 +390,7 @@ public:
struct VariableDeclarationNode : public Node {
DataPrecision precision;
DataType datatype;
String struct_name;
bool is_const;
struct Declaration {
@ -398,12 +410,14 @@ public:
struct ArrayNode : public Node {
DataType datatype_cache;
StringName struct_name;
StringName name;
Node *index_expression;
Node *call_expression;
bool is_const;
virtual DataType get_datatype() const { return datatype_cache; }
virtual String get_datatype_name() const { return String(struct_name); }
ArrayNode() :
Node(TYPE_ARRAY),
@ -416,6 +430,7 @@ public:
struct ArrayDeclarationNode : public Node {
DataPrecision precision;
DataType datatype;
String struct_name;
bool is_const;
struct Declaration {
@ -470,6 +485,7 @@ public:
struct Variable {
DataType type;
StringName struct_name;
DataPrecision precision;
int line; //for completion
int array_size;
@ -501,11 +517,15 @@ public:
struct MemberNode : public Node {
DataType basetype;
StringName base_struct_name;
DataPrecision precision;
DataType datatype;
StringName struct_name;
StringName name;
Node *owner;
virtual DataType get_datatype() const { return datatype; }
virtual String get_datatype_name() const { return String(struct_name); }
MemberNode() :
Node(TYPE_MEMBER),
@ -514,12 +534,20 @@ public:
owner(NULL) {}
};
struct StructNode : public Node {
List<MemberNode *> members;
StructNode() :
Node(TYPE_STRUCT) {}
};
struct FunctionNode : public Node {
struct Argument {
ArgumentQualifier qualifier;
StringName name;
DataType type;
StringName type_str;
DataPrecision precision;
//for passing textures as arguments
bool tex_argument_check;
@ -533,6 +561,7 @@ public:
StringName name;
DataType return_type;
StringName return_struct_name;
DataPrecision return_precision;
Vector<Argument> arguments;
BlockNode *body;
@ -550,6 +579,7 @@ public:
struct Constant {
DataType type;
StringName type_str;
DataPrecision precision;
ConstantNode *initializer;
};
@ -561,6 +591,11 @@ public:
bool callable;
};
struct Struct {
StringName name;
StructNode *shader_struct;
};
struct Varying {
DataType type;
DataInterpolation interpolation;
@ -621,9 +656,11 @@ public:
Map<StringName, Constant> constants;
Map<StringName, Varying> varyings;
Map<StringName, Uniform> uniforms;
Map<StringName, Struct> structs;
Vector<StringName> render_modes;
Vector<Function> functions;
Vector<Struct> vstructs;
ShaderNode() :
Node(TYPE_SHADER) {}
@ -650,6 +687,7 @@ public:
COMPLETION_FUNCTION_CALL,
COMPLETION_CALL_ARGUMENTS,
COMPLETION_INDEX,
COMPLETION_STRUCT,
};
struct Token {
@ -766,7 +804,7 @@ private:
IDENTIFIER_CONSTANT,
};
bool _find_identifier(const BlockNode *p_block, const Map<StringName, BuiltInInfo> &p_builtin_types, const StringName &p_identifier, DataType *r_data_type = NULL, IdentifierType *r_type = NULL, bool *r_is_const = NULL, int *r_array_size = NULL);
bool _find_identifier(const BlockNode *p_block, const Map<StringName, BuiltInInfo> &p_builtin_types, const StringName &p_identifier, DataType *r_data_type = NULL, IdentifierType *r_type = NULL, bool *r_is_const = NULL, int *r_array_size = NULL, StringName *r_struct_name = NULL);
bool _is_operator_assign(Operator p_op) const;
bool _validate_assign(Node *p_node, const Map<StringName, BuiltInInfo> &p_builtin_types, String *r_message = NULL);
bool _validate_operator(OperatorNode *p_op, DataType *r_ret_type = NULL);
@ -791,6 +829,7 @@ private:
DataType completion_base;
SubClassTag completion_class;
StringName completion_function;
StringName completion_struct;
int completion_argument;
bool _get_completable_identifier(BlockNode *p_block, CompletionType p_type, StringName &identifier);
@ -798,8 +837,9 @@ private:
static const BuiltinFuncOutArgs builtin_func_out_args[];
Error _validate_datatype(DataType p_type);
bool _compare_datatypes_in_nodes(Node *a, Node *b) const;
bool _validate_function_call(BlockNode *p_block, OperatorNode *p_func, DataType *r_ret_type);
bool _validate_function_call(BlockNode *p_block, OperatorNode *p_func, DataType *r_ret_type, StringName *r_ret_type_str);
bool _parse_function_arguments(BlockNode *p_block, const Map<StringName, BuiltInInfo> &p_builtin_types, OperatorNode *p_func, int *r_complete_arg = NULL);
bool _propagate_function_call_sampler_uniform_settings(StringName p_name, int p_argument, TextureFilter p_filter, TextureRepeat p_repeat);
bool _propagate_function_call_sampler_builtin_reference(StringName p_name, int p_argument, const StringName &p_builtin);