Initial refactoring of gpu/.

Runs too fast - now there are ringbuffer wrapping issues.

src/xenia/gpu/nop/nop_graphics_driver.h

@@ -19,9 +19,6 @@
 
 namespace xe {
 namespace gpu {
-
-class ShaderCache;
-
 namespace nop {
 
 
@@ -30,27 +27,16 @@ public:
   NopGraphicsDriver(Memory* memory);
   virtual ~NopGraphicsDriver();
 
-  virtual void Initialize();
+  ResourceCache* resource_cache() const override { return resource_cache_; }
 
-  virtual void InvalidateState(
-      uint32_t mask);
-  virtual void SetShader(
-      xenos::XE_GPU_SHADER_TYPE type,
-      uint32_t address,
-      uint32_t start,
-      uint32_t length);
-  virtual void DrawIndexBuffer(
-      xenos::XE_GPU_PRIMITIVE_TYPE prim_type,
-      bool index_32bit, uint32_t index_count,
-      uint32_t index_base, uint32_t index_size, uint32_t endianness);
-  virtual void DrawIndexAuto(
-      xenos::XE_GPU_PRIMITIVE_TYPE prim_type,
-      uint32_t index_count);
+  int Initialize() override;
 
-  virtual int Resolve();
+  int Draw(const DrawCommand& command) override;
+
+  int Resolve() override;
 
 protected:
-  ShaderCache*  shader_cache_;
+  ResourceCache* resource_cache_;
 };