X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fcore%2Fvertexformat.h;h=e8ba702db1746c4c4b0ec5357f0f13fe6bf4fc77;hp=d5835013b53a925584bbfa8055a663f1f1382ed4;hb=HEAD;hpb=190a7e11237351f6b730c28f7b16f183e8adc69c

diff --git a/source/core/vertexformat.h b/source/core/vertexformat.h
index d5835013..e8ba702d 100644
--- a/source/core/vertexformat.h
+++ b/source/core/vertexformat.h
@@ -61,6 +61,10 @@ enum VertexAttribute: std::uint16_t
 	GENERIC_I2 = 0x28CA,
 	GENERIC_I3 = 0x28CB,
 	GENERIC_I4 = 0x28CC,
+	PADDING1 = 0xF811,
+	PADDING2 = 0xF812,
+	PADDING3 = 0xF813,
+	PADDING4 = 0xF814,
 	RAW_ATTRIB1 = 0xFDC1,
 	RAW_ATTRIB2 = 0xFDC2,
 	RAW_ATTRIB3 = 0xFDC3,
@@ -76,9 +80,10 @@ Describes the attributes of a vertex.  Up to 15 attributes are allowed.
 */
 class VertexFormat
 {
-private:
-	enum { MAX_ATTRIBUTES = 15 };
+public:
+	static constexpr unsigned MAX_ATTRIBUTES = 15;
 
+private:
 	std::uint8_t count = 0;
 	VertexAttribute attributes[MAX_ATTRIBUTES];
 
@@ -92,6 +97,7 @@ public:
 	bool operator==(const VertexFormat &) const;
 	bool operator!=(const VertexFormat &other) const { return !(*this==other); }
 
+	unsigned size() const { return count; }
 	bool empty() const { return !count; }
 	const VertexAttribute *begin() const { return attributes; }
 	const VertexAttribute *end() const { return attributes+count; }
@@ -133,9 +139,14 @@ inline unsigned get_attribute_size(VertexAttribute a)
 inline bool is_integer_attribute(VertexAttribute a)
 { return a&8; }
 
+inline bool is_padding(VertexAttribute a)
+{ return get_attribute_semantic(a)==get_attribute_semantic(PADDING1); }
+
 void operator>>(const LexicalConverter &, VertexAttribute &);
 
 } // namespace GL
 } // namespace Msp
 
+#include "vertexformat_backend.h"
+
 #endif