# Prepare a texture located at `path` within the `assets` folder
new (path: Text) do return new GamnitAssetTexture(path.to_s)
- # Prepare and load a colorful small texture of 2x2 pixels
- new checker
- do
- var pixels = [0xFFu8, 0x00u8, 0x00u8,
- 0x00u8, 0xFFu8, 0x00u8,
- 0x00u8, 0x00u8, 0xFFu8,
- 0xFFu8, 0xFFu8, 0xFFu8]
- var cpixels = new CByteArray.from(pixels)
-
- var tex = new GamnitRootTexture
- tex.width = 2.0
- tex.height = 2.0
- tex.load_from_pixels(cpixels.native_array, 2, 2, gl_RGB)
-
- cpixels.destroy
- return tex
- end
-
# Root texture of which `self` is derived
fun root: GamnitRootTexture is abstract
return subtex
end
+ # Offset of the left border on `root` from 0.0 to 1.0
fun offset_left: Float do return 0.0
+
+ # Offset of the top border on `root` from 0.0 to 1.0
fun offset_top: Float do return 0.0
+
+ # Offset of the right border on `root` from 0.0 to 1.0
fun offset_right: Float do return 1.0
+
+ # Offset of the bottom border on `root` from 0.0 to 1.0
fun offset_bottom: Float do return 1.0
end
+# Colorful small texture of 2x2 pixels
+class CheckerTexture
+ super GamnitRootTexture
+
+ redef fun load(force)
+ do
+ var pixels = [0xFFu8, 0x00u8, 0x00u8,
+ 0x00u8, 0xFFu8, 0x00u8,
+ 0x00u8, 0x00u8, 0xFFu8,
+ 0xFFu8, 0xFFu8, 0xFFu8]
+
+ var cpixels = new CByteArray.from(pixels)
+
+ width = 2.0
+ height = 2.0
+ load_from_pixels(cpixels.native_array, 2, 2, gl_RGB)
+
+ cpixels.destroy
+ end
+end
+
# Texture with its own pixels
class GamnitRootTexture
super Texture
end
redef class Sys
- private var all_root_textures = new TextureSet
+ # All declared root textures
+ var all_root_textures = new TextureSet
end
# Group of `Texture`