refactor file structure

include/dangerzone/engine.h

@@ -0,0 +1,31 @@
+#pragma once
+
+#include <SDL3/SDL.h>
+#include <stdbool.h>
+#include <stdint.h>
+
+typedef struct {
+	SDL_Event event;
+	bool is_running;
+	bool framebuffer_dirty;
+	SDL_Rect dirty_rect;
+	uint16_t width, height;
+	uint32_t *framebuffer;
+} game_state_t;
+
+extern game_state_t *game_state;
+
+bool
+engine_init(
+	uint32_t window_width,
+	uint32_t window_height,
+	const char window_name[],
+	void (*engine_poll_events)(void),
+	void (*engine_update_framebuffer)(void)
+);
+
+void
+engine_start();
+
+void
+engine_stop();

include/dangerzone/render/misc.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stdint.h>
+
+void 
+put_pixel(
+	unsigned int x, 
+	unsigned int y, 
+	uint32_t color
+);
+
+void 
+clear_framebuffer(
+	uint32_t color
+);

include/dangerzone/render/rect.h

@@ -0,0 +1,18 @@
+#pragma once
+
+#include <stdint.h>
+
+void
+put_rect(
+	uint32_t x, 
+	uint32_t y, 
+	uint32_t w, 
+	uint32_t h,
+	uint32_t color
+);
+
+void
+clear_rect(int x, int y, int w, int h, uint32_t color);
+
+void
+mark_dirty_rect(int x, int y, int w, int h);

include/dangerzone/render/text.h

@@ -0,0 +1,25 @@
+#pragma once
+
+#include <stdint.h>
+
+void
+put_char(
+	char c,
+	uint32_t x, 
+	uint32_t y,
+	uint32_t size,
+	uint32_t fg_color,
+	uint32_t bg_color
+);
+
+void
+put_string(
+    const char *text,
+    uint32_t x,
+    uint32_t y,
+    uint32_t size,
+    uint32_t spacing,
+    uint32_t line_spacing,
+    uint32_t fg_color,
+    uint32_t bg_color
+);

include/engine.h

@@ -1,123 +0,0 @@
-#pragma once
-
-#include <SDL3/SDL.h>
-#include <stdbool.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdint.h>
-
-#define WINDOW_NAME_MAX_LENGTH 128
-#define TARGET_FRAME 1.0 / 60.0
-#define FONT_ROWS 7
-#define FONT_COLS 5
-
-typedef struct {
-	char window_name[WINDOW_NAME_MAX_LENGTH];
-	uint16_t width, height;
-	SDL_Window *window;
-	SDL_Renderer *renderer;
-	SDL_Texture *texture;
-} engine_sdl_state_t;
-
-typedef struct {
-	/**
-	 * this function runs inside of the SDL_PollEvent loop
-	 * useful for user input, quitting the program and so on
-	 */
-	void (*engine_poll_events)(void);
-	/**
-	 * meant as the "area" for manupulating the framebuffer;
-	 * after this is executed, the contents of 
-	 * game_state->framebuffer get drawn
-	 */
-	void (*engine_update_framebuffer)(void);
-	engine_sdl_state_t *sdl_state;
-} engine_internal_state_t;
-
-typedef struct {
-	SDL_Event event;
-	bool is_running;
-	bool framebuffer_dirty;
-	SDL_Rect dirty_rect;
-	uint16_t width, height;
-	uint32_t *framebuffer;
-} game_state_t;
-
-extern engine_internal_state_t *internal_state;
-extern game_state_t *game_state;
-
-engine_sdl_state_t*
-engine_sdl_init(
-	uint32_t window_width,
-	uint32_t window_height,
-	const char window_name[]
-);
-
-void 
-engine_sdl_destroy(
-	engine_sdl_state_t *state
-);
-
-bool
-engine_init(
-	uint32_t window_width,
-	uint32_t window_height,
-	const char window_name[],
-	void (*engine_poll_events)(void),
-	void (*engine_update_framebuffer)(void)
-);
-
-void
-engine_start();
-
-void
-engine_stop();
-
-void 
-put_pixel(
-	unsigned int x, 
-	unsigned int y, 
-	uint32_t color
-);
-
-void
-put_rect(
-	uint32_t x, 
-	uint32_t y, 
-	uint32_t w, 
-	uint32_t h,
-	uint32_t color
-);
-
-void 
-clear_framebuffer(
-	uint32_t color
-);
-
-void
-clear_rect(int x, int y, int w, int h, uint32_t color);
-
-void
-mark_dirty_rect(int x, int y, int w, int h);
-
-void
-put_char(
-	char c,
-	uint32_t x, 
-	uint32_t y,
-	uint32_t size,
-	uint32_t fg_color,
-	uint32_t bg_color
-);
-
-void
-put_string(
-    const char *text,
-    uint32_t x,
-    uint32_t y,
-    uint32_t size,
-    uint32_t spacing,
-    uint32_t line_spacing,
-    uint32_t fg_color,
-    uint32_t bg_color
-);

include/error.h

@@ -1,10 +0,0 @@
-#pragma once
-
-#include <stdio.h>
-#include <stdbool.h>
-
-#define eprintf(fmt, ...) \
-	fprintf(stderr, "[ERROR] " fmt "\n", ##__VA_ARGS__)
-
-#define RCODE_FAILURE false
-#define RCODE_SUCCESS true