gamnit: keep source data for CustomTexture to support reloading

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>

diff --git a/lib/gamnit/textures.nit b/lib/gamnit/textures.nit
index a537611..3350bc3 100644 (file)
--- a/lib/gamnit/textures.nit
+++ b/lib/gamnit/textures.nit
@@ -195,7 +195,14 @@ class CustomTexture
 
        redef fun load(force)
        do
-               if loaded then return
+               force = force or else false
+               if loaded and not force then return
+
+               if force and glIsTexture(gl_texture) then
+                       # Was already loaded, free the previous GL name
+                       glDeleteTextures([gl_texture])
+               end
+               gl_texture = -1
 
                # Round down the desired dimension
                var width = width.to_i
@@ -205,7 +212,6 @@ class CustomTexture
 
                load_from_pixels(cpixels.native_array, width, height, gl_RGBA)
 
-               cpixels.destroy
                loaded = true
        end
 end