everything must go (also a reference file :D)

testconvert.c

@@ -9,9 +9,47 @@ struct bmp_header {
 	uint16_t width;
 	uint16_t height;
 	uint16_t bypl; // bytes per line
+}; // officially it's 16 bytes wide but shush this doesn't need to write into a bmp_ps2
+
+struct DDS_PIXELFORMAT {
+	uint32_t		dwSize;
+	uint32_t		dwFlags;
+	uint32_t		dwFourCC;
+	uint32_t		dwRGBBitCount;
+	uint32_t		dwRBitMask;
+	uint32_t		dwGBitMask;
+	uint32_t		dwBBitMask;
+	uint32_t		dwABitMask;
+};
+
+typedef struct DDS_PIXELFORMAT DDS_PIXELFORMAT;
+
+struct DDS_HEADER {
+	uint32_t		magic; // always 'DDS '
+	uint32_t		dwSize; // always 124
+	uint32_t		dwFlags; // we're not doing mipmaps or multiple textures per file so 0x1007 is fine
+	uint32_t		dwHeight;
+	uint32_t		dwWidth;
+	uint32_t		dwPitchOrLinearSize; // why is it ( width * bits-per-pixel + 7 ) / 8 wtf ms
+	uint32_t		dwDepth; // irrelevant
+	uint32_t		dwMipMapCount; // irrelevant
+	uint32_t		dwReserved1[11]; // empty
+	DDS_PIXELFORMAT ddspf; // tmp_ddspf exists for a reason
+	uint32_t		dwCaps; // always 0x1000 for us
+	uint32_t		dwCaps2;
+	uint32_t		dwCaps3;
+	uint32_t		dwCaps4;
+	uint32_t		dwReserved2;
 };
-typedef struct bmp_header bmp_hdr;
-bmp_hdr header;
+
+DDS_PIXELFORMAT tmp_ddspf = {32, 0x41, 0, 32, 0x00FF0000, 0x0000FF00, 0x000000FF, 0xFF000000};
+
+typedef struct DDS_HEADER DDS_HEADER;
+typedef struct bmp_header bmp_header;
+
+bmp_header header;
+DDS_HEADER ddsHeader = {'DDS ', 124, 0x100F, 0, 0, 0, };
+
 int main(int argc, char** argv) {
 	if (argc != 2) {
 		printf("usage: %s <filename>\n", argv[0]);
@@ -45,7 +83,7 @@ int main(int argc, char** argv) {
 			printf("%u ", (c & 0b00000001 ? 1 : 0));
 			if (filearraylen % 8 == 0) printf("\n");
 		} else {
-			printf("\nlen: %i\n",filearraylen);
+			printf("len: %i\n",filearraylen);
 			break;
 		}
 	}