Correct sub-pixel font rendering with OpenGL

Uses the GL_ARB_blend_func_extended to get single-pass, per-channel
alpha blending. gl_generator is now used instead of gl to enable the
extension.

The background color is removed since that presumably needs to run in a
separate pass.

1 files changed, 5 insertions, 1 deletions

diff --git a/Cargo.toml b/Cargo.toml
index b2a78b10..5a3d08e8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,14 +4,18 @@ version = "0.1.0"
 authors = ["Joe Wilm <joe@jwilm.com>"]
 license = "Apache-2.0"
 
+build = "build.rs"
+
 [dependencies]
 servo-fontconfig = { git = "https://github.com/jwilm/rust-fontconfig" }
 freetype-rs = "0.5.0"
 libc = "*"
-gl = "*"
 cgmath = "0.7"
 euclid = "0.6"
 
+[build-dependencies]
+gl_generator = "0.5"
+
 [dependencies.glutin]
 git = "https://github.com/jwilm/glutin"
 rev = "c95e6973ace3cbf321123a64588b27f032675be9"