reorganize file structures; allow for module-specific types

[clinton/guile-figl.git] / figl / gl / types.scm

diff --git a/figl/gl/types.scm b/figl/gl/types.scm
new file mode 100644 (file)
index 0000000..00cf14e
--- /dev/null
+++ b/figl/gl/types.scm
@@ -0,0 +1,67 @@
+;;; figl
+;;; Copyright (C) 2013 Daniel Hartwig <mandyke@gmail.com>
+;;; 
+;;; Figl is free software: you can redistribute it and/or modify it
+;;; under the terms of the GNU Lesser General Public License as
+;;; published by the Free Software Foundation, either version 3 of the
+;;; License, or (at your option) any later version.
+;;; 
+;;; Figl is distributed in the hope that it will be useful, but WITHOUT
+;;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+;;; or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General
+;;; Public License for more details.
+;;; 
+;;; You should have received a copy of the GNU Lesser General Public
+;;; License along with this program.  If not, see
+;;; <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+;;
+;; Mappings from OpenGL to FFI types.
+;;
+;;; Code:
+
+(define-module (figl gl types)
+  #:use-module (system foreign)
+  #:re-export (void)
+  #:export (GLboolean
+            GLbyte
+            GLubyte
+            GLchar
+            GLshort
+            GLushort
+            GLint
+            GLuint
+            GLsizei
+            GLenum
+            GLintptr
+            GLsizeiptr
+            GLbitfield
+            GLfloat
+            GLclampf
+            GLdouble
+            GLclampd))
+
+(define %ptr
+  (case (sizeof '*)
+    ((4) uint32)
+    ((8) uint64)
+    (else (error "unknown pointer size"))))
+
+(define GLboolean uint8)
+(define GLbyte int8)
+(define GLubyte uint8)
+(define GLchar int8)
+(define Glshort int16)
+(define GLushort uint16)
+(define GLint int32)
+(define GLuint uint32)
+(define GLsizei int32)
+(define GLenum uint32)
+(define GLintptr %ptr)
+(define GLsizeiptr %ptr)
+(define GLbitfield uint32)
+(define GLfloat float)
+(define GLclampf float)
+(define GLdouble double)
+(define GLclampd double)