Ajout du GUI

kivy/graphics/vertex.pxd

@@ -0,0 +1,20 @@
+from kivy.graphics.cgl cimport GLuint
+
+cdef struct vertex_t:
+    float x, y
+    float s0, t0
+
+ctypedef struct vertex_attr_t:
+    char *name
+    unsigned int index
+    unsigned int size
+    GLuint type
+    unsigned int bytesize
+    int per_vertex
+
+cdef class VertexFormat:
+    cdef vertex_attr_t *vattr
+    cdef long vattr_count
+    cdef unsigned int vsize
+    cdef unsigned int vbytesize
+    cdef object last_shader