1 files changed, 39 insertions, 0 deletions
diff --git a/src/defs.h b/src/defs.h
new file mode 100644
index 0000000..fb1687c
--- /dev/null
+++ b/src/defs.h
@@ -0,0 +1,39 @@
+#include "color.h"
+#include <SDL2/SDL.h>
+
+#ifndef DEFS_H
+#define DEFS_H
+
+#define WINDOW_WIDTH 960
+#define WINDOW_HEIGHT 640
+
+#define ZPlane 1
+#define viewport_width 3
+#define viewport_height 2
+
+typedef unsigned char   u8;
+typedef unsigned short  u16;
+typedef unsigned int    u32;
+
+typedef signed char     s8;
+typedef signed short    s16;
+typedef signed int      s32;
+
+static inline void drawPixel(int x, int y, COLOR clr, SDL_Renderer *renderer) {
+    // Draw pixel to screen
+    SDL_SetRenderDrawColor(renderer, clr.red, clr.green, clr.blue, 255);
+    SDL_RenderDrawPoint(renderer, WINDOW_WIDTH / 2 + x, WINDOW_HEIGHT / 2 - y - 1);
+}
+
+static inline void updateDisplay(SDL_Renderer *renderer) {
+    // Update a SDL renderer
+    SDL_RenderPresent(renderer);
+}
+
+static inline void fillDisplay(SDL_Renderer *renderer, COLOR clr) {
+    // Fill a renderer with color
+    SDL_SetRenderDrawColor(renderer, clr.red, clr.blue, clr.green, 255);
+    SDL_RenderClear(renderer);
+}
+
+#endif // DEFS_H