1 files changed, 37 insertions, 0 deletions
diff --git a/stm32/main.c b/stm32/main.c
index 4722fe0..910d2dd 100644
--- a/stm32/main.c
+++ b/stm32/main.c
@@ -1,3 +1,40 @@
+#include <malloc.h>
+#include <math.h>
+#include <stdio.h>
+
+#include "ppu/ppu.h"
+#include "ppu/consts.h"
+
+hh_s_ppu_loc_sprite* hh_debug_circle_sprite() {
+	hh_s_ppu_loc_sprite* s = malloc(sizeof(hh_s_ppu_loc_sprite));
+
+	for (int x = 0; x < HH_PPU_SPRITE_WIDTH; x++)
+		for (int y = 0; y < HH_PPU_SPRITE_HEIGHT; y++)
+			*s[y * HH_PPU_SPRITE_WIDTH + x] = (pow(x - 8, 2) + pow(y - 8, 2) < 67) ? 1 : 0;
+
+	return s;
+}
+
 int main() {
+	hh_ppu_init();
+
+	hh_ppu_update_aux((hh_s_ppu_loc_aux) {
+		.bg_shift_x = 0,
+		.bg_shift_y = 0,
+		.fg_fetch = 0,
+		.sysreset = 0,
+	});
+
+	hh_s_ppu_loc_sprite* sprite = hh_debug_circle_sprite();
+	hh_ppu_update_sprite(0, *sprite);
+	free(sprite);
+
 	while (1);
 }
+
+void hh_ppu_vblank_interrupt() {
+	static unsigned long frame = 0;
+	frame++;
+
+
+}