Documentation Updates

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3810 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2011-07-21 23:55:11 +00:00
parent 840f317380
commit c0ce73dffb

View File

@ -144,11 +144,18 @@ static const nxgl_mxpixel_t g_lut[IMAGE_NLUTCODES] =
0x53fc /* Codes 140-140 */ 0x53fc /* Codes 140-140 */
}; };
/* RGB8 (332) Colors */ /* 8-bit color lookups. NOTE: This is really dumb! The lookup index is 8-bits and it used
* to lookup an 8-bit value. There is no savings in that! It would be better to just put
* the 8-bit color/greyscale value in the run-length encoded image and save the cost of these
* pointless lookups. But these p;ointless lookups do make the logic compatible with the
* 16- and 24-bit types.
*/
#elif CONFIG_EXAMPLES_NXIMAGE_BPP == 8 #elif CONFIG_EXAMPLES_NXIMAGE_BPP == 8
# ifdef CONFIG_EXAMPLES_NXIMAGE_GREYSCALE # ifdef CONFIG_EXAMPLES_NXIMAGE_GREYSCALE
/* 8-bit Greyscale */
static const uint8_t g_lut[IMAGE_NLUTCODES] = static const uint8_t g_lut[IMAGE_NLUTCODES] =
{ {
0x00, 0x19, 0x8b, 0x46, 0x4a, 0x0b, 0x8d, 0x41, 0x44, 0x27, 0x32, 0x92, 0x59, 0x34, 0x6d, 0xdb, /* Codes 0-15 */ 0x00, 0x19, 0x8b, 0x46, 0x4a, 0x0b, 0x8d, 0x41, 0x44, 0x27, 0x32, 0x92, 0x59, 0x34, 0x6d, 0xdb, /* Codes 0-15 */
@ -163,6 +170,8 @@ static const uint8_t g_lut[IMAGE_NLUTCODES] =
# else /* CONFIG_EXAMPLES_NXIMAGE_GREYSCALE */ # else /* CONFIG_EXAMPLES_NXIMAGE_GREYSCALE */
/* RGB8 (332) Colors */
static const nxgl_mxpixel_t g_lut[IMAGE_NLUTCODES] = static const nxgl_mxpixel_t g_lut[IMAGE_NLUTCODES] =
{ {
0x00, 0x25, 0x77, 0x4b, 0x01, 0x47, 0x26, 0x4a, 0x4f, 0x72, 0xdf, 0x93, 0xff, 0x27, 0xbb, 0xdb, /* Codes 0-15 */ 0x00, 0x25, 0x77, 0x4b, 0x01, 0x47, 0x26, 0x4a, 0x4f, 0x72, 0xdf, 0x93, 0xff, 0x27, 0xbb, 0xdb, /* Codes 0-15 */