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Compiler - Viewport instruction

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This commit is contained in:
Emmanuel BENOîT 2017-11-13 17:28:57 +01:00
parent cdf883c3cd
commit 91f363ee06
6 changed files with 20 additions and 6 deletions
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1
control.hh
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@ -59,6 +59,7 @@ enum E_OpType
OP_USE_PROGRAM ,
OP_USE_TEXTURE ,
OP_UNIFORMS ,
OP_VIEWPORT ,
//
OP_FULLSCREEN ,
OP_CLEAR ,

2
opast.cc
View file

@ -274,7 +274,7 @@ A_Node* opast::ASTVisitorBrowser(
auto c = child;
for ( int i = 0 ; i < 4 ; i ++ ) {
T_ViewportInstrNode::E_Parameter p{
T_ViewportInstrNode::E_Parameter( i ) };
T_ViewportInstrNode::E_Parameter( 3 - i ) };
if ( n.hasParameter( p ) ) {
if ( c == 0 ) {
return &n.parameter( p );

14
opast.hh
View file

@ -1148,7 +1148,7 @@ class T_ViewportInstrNode : public A_InstructionNode
};
private:
P_ExpressionNode parameters_[ 4 ];
P_ArgumentNode parameters_[ 4 ];
public:
T_ViewportInstrNode( T_InstrListNode& parent ) noexcept
@ -1156,11 +1156,17 @@ class T_ViewportInstrNode : public A_InstructionNode
E_InstrRestriction::INIT )
{ }
void setParameter( const E_Parameter p , P_ExpressionNode height ) noexcept
{ parameters_[ int( p ) ] = std::move( height ); }
void setParameter( const E_Parameter p , P_ExpressionNode value ) noexcept
{
if ( value ) {
parameters_[ int( p ) ] = NewOwned< T_ArgumentNode >(
*this , std::move( value ) );
}
}
bool hasParameter( const E_Parameter p ) const noexcept
{ return bool( parameters_[ int( p ) ] ); }
A_ExpressionNode& parameter( const E_Parameter p ) const noexcept
T_ArgumentNode& parameter( const E_Parameter p ) const noexcept
{ return *parameters_[ int( p ) ]; }
};

6
opcomp.cc
View file

@ -543,6 +543,12 @@ bool T_CompilerImpl_::compileNode(
}
break;
case A_Node::OP_VIEWPORT:
if ( exit ) {
addInstruction( OP_VIEWPORT , node.location( ) );
}
break;
//- RENDERING -------------------------------------------------------------------------

2
opparser.cc
View file

@ -1787,7 +1787,7 @@ M_INSTR_( Viewport )
for ( auto i = 1u ; i < 5 ; i ++ ) {
T_ViewportInstrNode::E_Parameter p{
T_ViewportInstrNode::E_Parameter( i ) };
T_ViewportInstrNode::E_Parameter( i - 1 ) };
if ( input.size( ) < i ) {
T_StringBuilder sb;
sb << "missing ";

1
ops.cc
View file

@ -131,6 +131,7 @@ static T_KeyValueTable< E_OpType , T_OpInfo > OpInfoTable_{ ([]() {
infos.add( E_OpType::OP_USE_PROGRAM , T_OpInfo{ "use-program" , 0 , OpStackMain{ -1 } } );
infos.add( E_OpType::OP_USE_TEXTURE , T_OpInfo{ "use-texture" , 1 , OpStackMain{ -2 } } );
infos.add( E_OpType::OP_UNIFORMS , T_OpInfo{ "uniforms" , 2 , OpStackMain{ -2 } } );
infos.add( E_OpType::OP_VIEWPORT , T_OpInfo{ "viewport" , 0 , OpStackMain{ -4 } } );
//
infos.add( E_OpType::OP_FULLSCREEN , T_OpInfo{ "fullscreen" } );
infos.add( E_OpType::OP_CLEAR , T_OpInfo{ "clear" , 0 , OpStackMain{ -4 } } );