Add basic block textures

- Remove the code that sent colors through uniform variables, instead
  send texture data
- Each vertex now has a texture coordinate
- struct texture is a easy way to represent textures, can be extended
  later
- Shaders updated to use textures

1 files changed, 1 insertions, 0 deletions

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 9b9cf03..0a7978b 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -10,4 +10,5 @@ add_executable(junkcraft
     world.c
     input.c
     camera.c
+    texture.c
 )