Adding upstream version 0.0~git20250520.a1d9079+dfsg.

Signed-off-by: Daniel Baumann <daniel@debian.org>

gl/types_debug.go

@@ -0,0 +1,81 @@
+// Copyright 2014 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build (darwin || linux || openbsd || windows) && gldebug
+
+package gl
+
+// Alternate versions of the types defined in types.go with extra
+// debugging information attached. For documentation, see types.go.
+
+import "fmt"
+
+type Enum uint32
+
+type Attrib struct {
+	Value uint
+	name  string
+}
+
+type Program struct {
+	Init  bool
+	Value uint32
+}
+
+type Shader struct {
+	Value uint32
+}
+
+type Buffer struct {
+	Value uint32
+}
+
+type Framebuffer struct {
+	Value uint32
+}
+
+type Renderbuffer struct {
+	Value uint32
+}
+
+type Texture struct {
+	Value uint32
+}
+
+type Uniform struct {
+	Value int32
+	name  string
+}
+
+type VertexArray struct {
+	Value uint32
+}
+
+func (v Attrib) c() uintptr { return uintptr(v.Value) }
+func (v Enum) c() uintptr   { return uintptr(v) }
+func (v Program) c() uintptr {
+	if !v.Init {
+		ret := uintptr(0)
+		ret--
+		return ret
+	}
+	return uintptr(v.Value)
+}
+func (v Shader) c() uintptr       { return uintptr(v.Value) }
+func (v Buffer) c() uintptr       { return uintptr(v.Value) }
+func (v Framebuffer) c() uintptr  { return uintptr(v.Value) }
+func (v Renderbuffer) c() uintptr { return uintptr(v.Value) }
+func (v Texture) c() uintptr      { return uintptr(v.Value) }
+func (v Uniform) c() uintptr      { return uintptr(v.Value) }
+func (v VertexArray) c() uintptr  { return uintptr(v.Value) }
+
+func (v Attrib) String() string       { return fmt.Sprintf("Attrib(%d:%s)", v.Value, v.name) }
+func (v Program) String() string      { return fmt.Sprintf("Program(%d)", v.Value) }
+func (v Shader) String() string       { return fmt.Sprintf("Shader(%d)", v.Value) }
+func (v Buffer) String() string       { return fmt.Sprintf("Buffer(%d)", v.Value) }
+func (v Framebuffer) String() string  { return fmt.Sprintf("Framebuffer(%d)", v.Value) }
+func (v Renderbuffer) String() string { return fmt.Sprintf("Renderbuffer(%d)", v.Value) }
+func (v Texture) String() string      { return fmt.Sprintf("Texture(%d)", v.Value) }
+func (v Uniform) String() string      { return fmt.Sprintf("Uniform(%d:%s)", v.Value, v.name) }
+func (v VertexArray) String() string  { return fmt.Sprintf("VertexArray(%d)", v.Value) }