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Diff: u8glibARM/u8g_com_api_16gr.c
- Revision:
- 2:6cd3b0947188
- Parent:
- 1:0e75de2a5d21
- Child:
- 3:4cd9171ba989
diff -r 0e75de2a5d21 -r 6cd3b0947188 u8glibARM/u8g_com_api_16gr.c
--- a/u8glibARM/u8g_com_api_16gr.c Mon Jun 13 02:21:11 2016 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,95 +0,0 @@
-/*
-
- u8g_com_api_16gr.c
-
- Extension of the com api for devices with 16 graylevels (4 bit per pixel).
- This should fit to the 8h and 16h architectures (pb8v1, pb8v2, pb16v1, pb16v2),
- mainly intended for SSD OLEDs
-
- Universal 8bit Graphics Library
-
- Copyright (c) 2011, olikraus@gmail.com
- All rights reserved.
-
- Redistribution and use in source and binary forms, with or without modification,
- are permitted provided that the following conditions are met:
-
- * Redistributions of source code must retain the above copyright notice, this list
- of conditions and the following disclaimer.
-
- * Redistributions in binary form must reproduce the above copyright notice, this
- list of conditions and the following disclaimer in the documentation and/or other
- materials provided with the distribution.
-
- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
- CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-
-*/
-
-#include "u8g.h"
-
-/* interpret b as a monochrome bit pattern, write value 15 for high bit and value 0 for a low bit */
-/* topbit (msb) is sent last */
-/* example: b = 0x083 will send 0xff, 0x00, 0x00, 0xf0 */
-uint8_t u8g_WriteByteBWTo16GrDevice(u8g_t *u8g, u8g_dev_t *dev, uint8_t b)
-{
- static uint8_t buf[4];
- static uint8_t map[4] = { 0, 0x00f, 0x0f0, 0x0ff };
- buf [3] = map[b & 3];
- b>>=2;
- buf [2] = map[b & 3];
- b>>=2;
- buf [1] = map[b & 3];
- b>>=2;
- buf [0] = map[b & 3];
- return dev->com_fn(u8g, U8G_COM_MSG_WRITE_SEQ, 4, buf);
-}
-
-uint8_t u8g_WriteSequenceBWTo16GrDevice(u8g_t *u8g, u8g_dev_t *dev, uint8_t cnt, uint8_t *ptr)
-{
- do
- {
- if ( u8g_WriteByteBWTo16GrDevice(u8g, dev, *ptr++) == 0 )
- return 0;
- cnt--;
- } while( cnt != 0 );
- return 1;
-}
-
-/* interpret b as a 4L bit pattern, write values 0x000, 0x004, 0x008, 0x00c */
-uint8_t u8g_WriteByte4LTo16GrDevice(u8g_t *u8g, u8g_dev_t *dev, uint8_t b)
-{
- //static uint8_t map[16] = { 0x000, 0x004, 0x008, 0x00c, 0x040, 0x044, 0x048, 0x04c, 0x080, 0x084, 0x088, 0x08c, 0x0c0, 0x0c4, 0x0c8, 0x0cc};
- //static uint8_t map[16] = { 0x000, 0x004, 0x00a, 0x00f, 0x040, 0x044, 0x04a, 0x04f, 0x0a0, 0x0a4, 0x0aa, 0x0af, 0x0f0, 0x0f4, 0x0fa, 0x0ff};
- static uint8_t map[16] = { 0x000, 0x040, 0x0a0, 0x0f0, 0x004, 0x044, 0x0a4, 0x0f4, 0x00a, 0x04a, 0x0aa, 0x0fa, 0x00f, 0x04f, 0x0af, 0x0ff};
- uint8_t bb;
- bb = b;
- bb &= 15;
- b>>=4;
- dev->com_fn(u8g, U8G_COM_MSG_WRITE_BYTE, map[bb], NULL);
- return dev->com_fn(u8g, U8G_COM_MSG_WRITE_BYTE, map[b], NULL);
-}
-
-uint8_t u8g_WriteSequence4LTo16GrDevice(u8g_t *u8g, u8g_dev_t *dev, uint8_t cnt, uint8_t *ptr)
-{
- do
- {
- if ( u8g_WriteByte4LTo16GrDevice(u8g, dev, *ptr++) == 0 )
- return 0;
- cnt--;
- } while( cnt != 0 );
- return 1;
-}
-