private the texture.c/.h, remove vestigial circle hash table from ctx

src/rendering/internal_api.h

@@ -1,7 +1,8 @@
 #ifndef RENDERING_INTERNAL_API_H
 #define RENDERING_INTERNAL_API_H
-#include "../textures.h"
+
 #include "../util.h"
+#include "../textures/internal_api.h"
 
 #include <SDL2/SDL.h>
 #include <glad/glad.h>
@@ -78,4 +79,10 @@ struct mesh_batch_item {
     struct mesh_batch value;
 };
 
+/* renders the background, then the primitives in all render queues */
+void render(void);
+
+/* clears all render queues */
+void render_queue_clear(void);
+
 #endif

src/rendering/sprites.h

@@ -2,10 +2,10 @@
 #ifndef SPRITES_H
 #define SPRITES_H
 
-#include "../textures.h"
 #include "../rendering.h"
 #include "../context.h"
 #include "../util.h"
+#include "../textures/internal_api.h"
 #include "quad_element_buffer.h"
 #include "internal_api.h"
 

src/rendering/triangles.h

@@ -2,9 +2,9 @@
 #ifndef TRIANGLES_H
 #define TRIANGLES_H
 
-#include "../textures.h"
 #include "../context.h"
 #include "internal_api.h"
+#include "../textures/internal_api.h"
 
 #include <stb_ds.h>