Audio module, simple text rendering

src/graphics/Batch2D.h

@@ -5,6 +5,7 @@
 #include <glm/glm.hpp>
 
 class Mesh;
+class Texture;
 
 class Batch2D {
 	float* buffer;
@@ -12,6 +13,10 @@ class Batch2D {
 	size_t offset;
 	glm::vec4 color;
 	Mesh* mesh;
+	size_t index;
+
+	Texture* blank;
+	Texture* _texture;
 
 	void vertex(float x, float y,
 			float u, float v,
@@ -20,7 +25,12 @@ public:
 	Batch2D(size_t capacity);
 	~Batch2D();
 
+	void begin();
+	void texture(Texture* texture);
 	void rect(float x, float y, float w, float h);
+	void rect(float x, float y, float w, float h,
+						float u, float v, float tx, float ty,
+						float r, float g, float b, float a);
 	void render();
 };