lib/opengles1: add color methods

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

diff --git a/lib/mnit/opengles1.nit b/lib/mnit/opengles1.nit
index a0233fa..dd5af2d 100644 (file)
--- a/lib/mnit/opengles1.nit
+++ b/lib/mnit/opengles1.nit
@@ -421,6 +421,14 @@ class Opengles1Display
                glClearColor( r, g, b, a );
                glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
        `}
+
+       # Set the current color applied to all drawing
+       #
+       # require: r, g, b, a in [0.0 .. 1.0]
+       fun color(r, g, b, a: Float) `{ glColor4f(r, g, b, a); `}
+
+       # Reset the current color to opaque white
+       fun reset_color `{ glColor4f(1.0f, 1.0f, 1.0f, 1.0f); `}
 end
 
 extern class Opengles1Image in "C" `{struct mnit_opengles_Texture *`}