--- a/ppm.c	Sat Mar 29 23:54:45 2025 -0700
+++ b/ppm.c	Sun Mar 30 00:06:53 2025 -0700
@@ -1,21 +1,34 @@
 #include <stdint.h>
 #include <stdio.h>
+#include "pixel.h"
 
-void save_ppm(FILE *f, uint32_t *buffer, uint32_t width, uint32_t height, uint32_t pitch)
+void save_ppm(FILE *f, pixel_t *buffer, uint32_t width, uint32_t height, uint32_t pitch)
 {
 	fprintf(f, "P6\n%d %d\n255\n", width, height);
 	for(uint32_t y = 0; y < height; y++)
 	{
-		uint32_t *line = buffer;
+		pixel_t *line = buffer;
 		for (uint32_t x = 0; x < width; x++, line++)
 		{
 			uint8_t buf[3] = {
+#ifdef USE_RGB565
+				(*line >> 8 & 0xF8) | (*line >> (8+5)),       //red
+				(*line >> 3 & 0xFC) | (*line >> (3+5) & 0x3), //green
+				*line << 3 | (*line >> (5-3) & 0x3)           //blue
+#else
+#ifdef USE_GLES
+				*line,      //red
+				*line >> 8, //green
+				*line >> 16 //blue
+#else
 				*line >> 16, //red
 				*line >> 8,  //green
 				*line        //blue
+#endif
+#endif
 			};
 			fwrite(buf, 1, sizeof(buf), f);
 		}
-		buffer = buffer + pitch / sizeof(uint32_t);
+		buffer = buffer + pitch / sizeof(pixel_t);
 	}
 }