X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fglsl%2Freflect.h;h=63dfe7bec53ed2e843d2f8857d8cb18b056a6fb2;hb=c4aeeced7b397d46772577775bd3a0d6c4706cba;hp=c2d7aa0483bd36e4411a55c2d5325158dfae1b92;hpb=c72c4ebe384a0d5a48c268d09449707bd86090a8;p=libs%2Fgl.git

diff --git a/source/glsl/reflect.h b/source/glsl/reflect.h
index c2d7aa04..63dfe7be 100644
--- a/source/glsl/reflect.h
+++ b/source/glsl/reflect.h
@@ -7,6 +7,11 @@ namespace Msp {
 namespace GL {
 namespace SL {
 
+bool is_scalar(const BasicTypeDeclaration &);
+bool is_vector_or_matrix(const BasicTypeDeclaration &);
+BasicTypeDeclaration *get_element_type(BasicTypeDeclaration &);
+bool can_convert(const BasicTypeDeclaration &, const BasicTypeDeclaration &);
+
 /** Compares two types for equality.  Struct types are compared recursively. */
 class TypeComparer: private NodeVisitor
 {
@@ -53,7 +58,7 @@ private:
 	virtual void visit(VariableDeclaration &);
 };
 
-/** Determines the size and alignment of a variable, in bytes. */
+/** Determines the size and alignment of a variable or a type, in bytes. */
 class MemoryRequirementsCalculator: private NodeVisitor
 {
 public:
@@ -61,8 +66,9 @@ public:
 	{
 		unsigned size;
 		unsigned alignment;
+		unsigned stride;
 
-		Result(unsigned s, unsigned a): size(s), alignment(a) { }
+		Result(unsigned s, unsigned a): size(s), alignment(a), stride(s+a-1-(s+a-1)%a) { }
 	};
 private:
 	unsigned r_size;
@@ -71,6 +77,7 @@ private:
 
 public:
 	Result apply(VariableDeclaration &v) { v.visit(*this); return Result(r_size, r_alignment); }
+	Result apply(TypeDeclaration &t) { t.visit(*this); return Result(r_size, r_alignment); }
 
 private:
 	virtual void visit(BasicTypeDeclaration &);