Flush out some class/method documentation. (#476)

This CL adds class/method documentation to a few more classes.

1 files changed, 5 insertions, 0 deletions

diff --git a/src/shader_compiler.h b/src/shader_compiler.h
index 6b89a74..e60b02d 100644
--- a/src/shader_compiler.h
+++ b/src/shader_compiler.h
@@ -25,12 +25,17 @@
 
 namespace amber {
 
+/// Class to wrap the compilation of shaders.
 class ShaderCompiler {
  public:
   ShaderCompiler();
   explicit ShaderCompiler(const std::string& env);
   ~ShaderCompiler();
 
+  /// Returns a result code and a compilation of the given shader.
+  /// If the |shader| has a corresponding entry in the |shader_map|, then the
+  /// compilation result is copied from that entry. Otherwise a compiler is
+  /// invoked to produce the compilation result.
   std::pair<Result, std::vector<uint32_t>> Compile(
       const Shader* shader,
       const ShaderMap& shader_map) const;