Remove unnecessary std:: qualifiers

[libs/gl.git] / source / glsl / finalize.cpp

diff --git a/source/glsl/finalize.cpp b/source/glsl/finalize.cpp
index 2d1a46fb0862639457a1137a2de94036c6a1f7da..eee8a5198efa8b2037848bcc7a34bd8cd0d333ff 100644 (file)
--- a/source/glsl/finalize.cpp
+++ b/source/glsl/finalize.cpp
@@ -12,16 +12,75 @@ namespace Msp {
 namespace GL {
 namespace SL {
 
+StructOrganizer::StructOrganizer():
+       offset(-1)
+{ }
+
+void StructOrganizer::visit(StructDeclaration &strct)
+{
+       SetForScope<int> set_offset(offset, 0);
+       TraversingVisitor::visit(strct);
+}
+
+void StructOrganizer::visit(VariableDeclaration &var)
+{
+       if(offset>=0)
+       {
+               int *layout_offset = 0;
+               bool has_matrix_order = false;
+               if(var.layout)
+               {
+                       for(Layout::Qualifier &q: var.layout->qualifiers)
+                       {
+                               if(q.name=="offset" && q.has_value)
+                               {
+                                       layout_offset = &q.value;
+                                       if(q.value>=offset)
+                                               offset = q.value;
+                               }
+                               else if(q.name=="column_major" || q.name=="row_major")
+                                       has_matrix_order = true;
+                       }
+               }
+
+               MemoryRequirementsCalculator::Result mem_reqs = MemoryRequirementsCalculator().apply(var);
+               offset += mem_reqs.alignment-1;
+               offset -= offset%mem_reqs.alignment;
+
+               if(layout_offset)
+                       *layout_offset = offset;
+               else
+               {
+                       if(!var.layout)
+                               var.layout = new Layout;
+
+                       var.layout->qualifiers.push_back(Layout::Qualifier("offset", offset));
+               }
+
+               if(!has_matrix_order)
+               {
+                       const BasicTypeDeclaration *basic = dynamic_cast<const BasicTypeDeclaration *>(var.type_declaration);
+                       while(basic && basic->kind==BasicTypeDeclaration::ARRAY)
+                               basic = dynamic_cast<const BasicTypeDeclaration *>(basic->base_type);
+                       if(basic && basic->kind==BasicTypeDeclaration::MATRIX)
+                               var.layout->qualifiers.push_back(Layout::Qualifier("column_major"));
+               }
+
+               offset += mem_reqs.size;
+       }
+}
+
+
 void LocationAllocator::apply(Module &module, const Features &features)
 {
-       for(list<Stage>::iterator i=module.stages.begin(); i!=module.stages.end(); ++i)
-               apply(*i);
+       for(Stage &s: module.stages)
+               apply(s);
        allocate_locations("uniform");
 
-       for(vector<InterfaceBlock *>::const_iterator i=unbound_blocks.begin(); i!=unbound_blocks.end(); ++i)
-               bind_uniform((*i)->layout, (*i)->block_name, features.uniform_binding_range);
-       for(vector<VariableDeclaration *>::const_iterator i=unbound_textures.begin(); i!=unbound_textures.end(); ++i)
-               bind_uniform((*i)->layout, (*i)->name, features.texture_binding_range);
+       for(InterfaceBlock *b: unbound_blocks)
+               bind_uniform(b->layout, b->block_name, features.uniform_binding_range);
+       for(VariableDeclaration *t: unbound_textures)
+               bind_uniform(t->layout, t->name, features.texture_binding_range);
 }
 
 void LocationAllocator::apply(Stage &stage)
@@ -37,9 +96,9 @@ void LocationAllocator::apply(Stage &stage)
 
 void LocationAllocator::allocate_locations(const string &iface)
 {
-       vector<VariableDeclaration *>::iterator write = unplaced_variables.begin();
+       auto write = unplaced_variables.begin();
        unsigned next = 0;
-       for(vector<VariableDeclaration *>::const_iterator i=unplaced_variables.begin(); i!=unplaced_variables.end(); ++i)
+       for(auto i=unplaced_variables.begin(); i!=unplaced_variables.end(); ++i)
        {
                if((*i)->interface!=iface)
                {
@@ -51,7 +110,7 @@ void LocationAllocator::allocate_locations(const string &iface)
 
                if((*i)->interface=="uniform")
                {
-                       map<string, Uniform>::const_iterator j = uniforms.find((*i)->name);
+                       auto j = uniforms.find((*i)->name);
                        if(j!=uniforms.end() && j->second.location>=0)
                        {
                                add_layout_value((*i)->layout, "location", j->second.location);
@@ -87,7 +146,7 @@ void LocationAllocator::allocate_locations(const string &iface)
 
 void LocationAllocator::bind_uniform(RefPtr<Layout> &layout, const string &name, unsigned range)
 {
-       map<string, Uniform>::const_iterator i = uniforms.find(name);
+       auto i = uniforms.find(name);
        if(i!=uniforms.end() && i->second.bind_point>=0)
                add_layout_value(layout, "binding", i->second.bind_point);
        else
@@ -109,11 +168,7 @@ void LocationAllocator::add_layout_value(RefPtr<Layout> &layout, const string &n
        if(!layout)
                layout = new Layout;
 
-       Layout::Qualifier qual;
-       qual.name = name;
-       qual.has_value = true;
-       qual.value = value;
-       layout->qualifiers.push_back(qual);
+       layout->qualifiers.push_back(Layout::Qualifier(name, value));
 }
 
 void LocationAllocator::visit(VariableDeclaration &var)
@@ -196,7 +251,7 @@ void PrecisionConverter::apply(Stage &s)
 
 void PrecisionConverter::visit(Block &block)
 {
-       for(NodeList<Statement>::iterator i=block.body.begin(); i!=block.body.end(); ++i)
+       for(auto i=block.body.begin(); i!=block.body.end(); ++i)
        {
                if(&block==&stage->content)
                        insert_point = i;
@@ -285,7 +340,7 @@ void LegacyConverter::unsupported(const string &reason)
 
 void LegacyConverter::visit(Block &block)
 {
-       for(NodeList<Statement>::iterator i=block.body.begin(); i!=block.body.end(); ++i)
+       for(auto i=block.body.begin(); i!=block.body.end(); ++i)
        {
                if(&block==&stage->content)
                        uniform_insert_point = i;
@@ -459,7 +514,7 @@ void LegacyConverter::visit(VariableDeclaration &var)
 {
        if(var.layout)
        {
-               for(vector<Layout::Qualifier>::const_iterator i=var.layout->qualifiers.begin(); i!=var.layout->qualifiers.end(); )
+               for(auto i=var.layout->qualifiers.begin(); i!=var.layout->qualifiers.end(); )
                {
                        if(i->name=="location")
                        {
@@ -565,7 +620,7 @@ void LegacyConverter::visit(InterfaceBlock &iface)
 {
        if(iface.layout)
        {
-               for(vector<Layout::Qualifier>::const_iterator i=iface.layout->qualifiers.begin(); i!=iface.layout->qualifiers.end(); )
+               for(auto i=iface.layout->qualifiers.begin(); i!=iface.layout->qualifiers.end(); )
                {
                        if(i->name=="location" && !supports_interface_block_location())
                                i = iface.layout->qualifiers.erase(i);