2018-10-03 02:53:55 +02:00
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#define DONT_DECLARE_FRAMEBUFFER 1
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#include "framebuffer.h"
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FRAMEBUFFER;
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2018-10-03 09:16:54 +02:00
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#if FB_DEPTH==1
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void fb_fill(uint8_t c) {
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memset(framebuffer, c, sizeof(framebuffer[0][0]) * FB_HEIGHT * FB_WIDTH_BYTES);
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}
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void fb_shift(uint16_t newcol) {
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int x, y;
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uint8_t transfer = 0, tmp = 0;
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for (y = 0; y < FB_HEIGHT; y++) {
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for (x = FB_WIDTH_BYTES - 1; x >= 0; x--) {
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tmp = transfer;
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transfer = (framebuffer[y][x] & 1);
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framebuffer[y][x] = (framebuffer[y][x] >> 1) | (tmp << 7);
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}
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transfer = 0;
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FB_SET(FB_WIDTH - 1, y, newcol & 1);
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newcol = newcol >> 1;
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}
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}
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#elif FB_DEPTH==8
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void fb_fill(uint8_t c) {
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memset(framebuffer, c, sizeof(framebuffer[0][0]) * FB_HEIGHT * FB_WIDTH);
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}
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#endif
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