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[glsl-new] Add float consts (#119)

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Pelle Johnsen 2020-08-05 15:45:42 +02:00 committed by GitHub
parent 747535906f
commit 745ef6a6d6
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2 changed files with 21 additions and 3 deletions
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22
src/front/glsl_new/parser.rs
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@ -163,10 +163,28 @@ pomelo! {
}
}
// primary_expression ::= UintConstant;
// primary_expression ::= FloatConstant;
primary_expression ::= FloatConstant(f) {
let ty = extra.types.fetch_or_append(Type {
name: None,
inner: TypeInner::Scalar {
kind: ScalarKind::Float,
width: 4,
}
});
let ch = extra.constants.fetch_or_append(Constant {
name: None,
specialization: None,
ty,
inner: ConstantInner::Float(f.1 as f64)
});
ExpressionRule {
expression: extra.context.expressions.append(Expression::Constant(ch)),
statements: vec![],
}
}
// primary_expression ::= BoolConstant;
// primary_expression ::= DoubleConstant;
// primary_expression ::= LeftParen expression RightParen;
primary_expression ::= LeftParen expression(e) RightParen {e}
postfix_expression ::= primary_expression;
postfix_expression ::= postfix_expression LeftBracket integer_expression RightBracket {

2
test-data/simple.vert
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@ -1,5 +1,5 @@
#version 450 core
void main() {
gl_Position = vec4(1);
gl_Position = vec4(1.0);
}