switched to a generic pixmap based renderer
This commit is contained in:
Christian Kroll
parent
f703054e93
commit
750c09734f
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@ -6,89 +6,102 @@
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#include "../autoconf.h"
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#include "../pixel.h"
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#define PRB(a) pgm_read_byte(&(a))
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#define PB(a) pgm_read_byte(&(a))
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#define BITMAP_WIDTH 48
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#define BITMAP_HEIGHT 48
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#define VIEWPORT_WIDTH 16
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#define VIEWPORT_HEIGHT 16
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#define XDOMAIN (BITMAP_WIDTH - VIEWPORT_WIDTH)
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#define YDOMAIN (BITMAP_HEIGHT - VIEWPORT_HEIGHT)
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#define FRAME_TICK 75
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#define FRAMECOUNT 400
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#define BITMAP_WIDTH 48
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#define BITMAP_HEIGHT 48
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static uint16_t laborlogo_getLine(const uint8_t x,
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const uint8_t y)
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#if NUM_COLS > BITMAP_WIDTH
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#define VIEWPORT_WIDTH BITMAP_WIDTH
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#else
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#define VIEWPORT_WIDTH NUM_COLS
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#endif
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#if NUM_ROWS > BITMAP_HEIGHT
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#define VIEWPORT_HEIGHT BITMAP_HEIGHT
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#else
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#define VIEWPORT_HEIGHT NUM_ROWS
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#endif
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#define XDOMAIN (BITMAP_WIDTH - VIEWPORT_WIDTH)
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#define YDOMAIN (BITMAP_HEIGHT - VIEWPORT_HEIGHT)
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#define CHUNKDOMAIN (BITMAP_WIDTH - 8)
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#define CHUNKCOUNT (((VIEWPORT_WIDTH - 1) / 8) + 1)
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#define FRAME_TICK 75
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#define FRAMECOUNT 400
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static uint8_t laborlogo_getChunk(const uint8_t x, const uint8_t y)
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{
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assert(x <= BITMAP_WIDTH - VIEWPORT_WIDTH);
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assert(x <= CHUNKDOMAIN);
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assert(y < BITMAP_HEIGHT);
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static const uint8_t nBitmap[48][6] PROGMEM =
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{{0xFF, 0xFF, 0xE0, 0x07, 0xFF, 0xFF},
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{0xFF, 0xFF, 0x00, 0xF8, 0xFF, 0xFF},
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{0xFF, 0xF8, 0x00, 0xFF, 0x1F, 0xFF},
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{0xFF, 0xF0, 0x00, 0xFF, 0xEF, 0xFF},
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{0xFF, 0xC0, 0x00, 0xFF, 0xF3, 0xFF},
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{0xFF, 0x80, 0x00, 0xFF, 0xFD, 0xFF},
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{0xFF, 0x00, 0x00, 0xFF, 0xFE, 0xFF},
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{0xFE, 0x00, 0x03, 0x3F, 0xFF, 0x7F},
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{0xFC, 0x00, 0x04, 0xDF, 0xFF, 0xBF},
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{0xF8, 0x00, 0x08, 0xEF, 0xFF, 0xDF},
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{0xF0, 0x00, 0x10, 0xF7, 0xFF, 0xEF},
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{0xF0, 0x00, 0x10, 0xF7, 0xFF, 0xEF},
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{0xE0, 0xC0, 0x10, 0xF7, 0xFF, 0xF7},
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{0xC0, 0xC0, 0x10, 0xF7, 0xFF, 0xFB},
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{0xC0, 0x40, 0x08, 0xEF, 0xFF, 0xFB},
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{0xC0, 0x40, 0x04, 0xDF, 0xFF, 0xFB},
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{0x80, 0x40, 0x03, 0x3F, 0xFF, 0xFD},
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{0x87, 0xFC, 0x00, 0xFF, 0xFF, 0xFD},
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{0x84, 0x0C, 0x00, 0xFF, 0xFF, 0xFD},
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{0x04, 0x00, 0x1F, 0x07, 0xFF, 0xFE},
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{0x04, 0x00, 0x10, 0xF7, 0xFF, 0xFE},
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{0x04, 0x00, 0x10, 0xF7, 0xFF, 0xFE},
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{0xFF, 0x80, 0x10, 0xF7, 0xFF, 0xFE},
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{0x00, 0x80, 0x10, 0xF7, 0xFF, 0xFE},
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{0x00, 0x80, 0x10, 0xF7, 0xFF, 0xFE},
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{0x00, 0x80, 0x10, 0xF7, 0xFF, 0xFE},
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{0x00, 0x80, 0x10, 0xF7, 0xFF, 0xFE},
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{0x00, 0x80, 0x10, 0xF7, 0xFF, 0xFE},
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{0x00, 0x80, 0x10, 0xF7, 0xFF, 0xFE},
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{0xBF, 0xFC, 0x10, 0xF7, 0xFF, 0xFD},
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{0xB0, 0x0C, 0x10, 0xF7, 0xFF, 0xFD},
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{0x80, 0x00, 0x10, 0xF7, 0xFF, 0xFD},
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{0xC0, 0x00, 0x10, 0xF7, 0xFF, 0xFB},
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{0xC0, 0x00, 0x10, 0xF7, 0xFF, 0xFB},
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{0xC0, 0x00, 0x10, 0xF7, 0xFF, 0xFB},
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{0xE0, 0x00, 0x10, 0xF7, 0xFF, 0xF7},
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{0xF0, 0x00, 0x10, 0xF7, 0xFF, 0xEF},
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{0xF0, 0x00, 0x10, 0xF7, 0xFF, 0xEF},
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{0xF8, 0x00, 0x10, 0xF7, 0xFF, 0xDF},
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{0xFC, 0x00, 0x10, 0xF7, 0xFF, 0xBF},
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{0xFE, 0x00, 0x1F, 0x07, 0xFF, 0x7F},
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{0xFF, 0x00, 0x00, 0xFF, 0xFE, 0xFF},
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{0xFF, 0x80, 0x00, 0xFF, 0xFD, 0xFF},
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{0xFF, 0xC0, 0x00, 0xFF, 0xF3, 0xFF},
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{0xFF, 0xF0, 0x00, 0xFF, 0xEF, 0xFF},
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{0xFF, 0xF8, 0x00, 0xFF, 0x1F, 0xFF},
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{0xFF, 0xFF, 0x00, 0xF8, 0xFF, 0xFF},
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{0xFF, 0xFF, 0xE0, 0x07, 0xFF, 0xFF}};
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{{0xFF, 0xFF, 0xE0, 0x07, 0xFF, 0xFF},
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{0xFF, 0xFF, 0x00, 0xF8, 0xFF, 0xFF},
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{0xFF, 0xF8, 0x00, 0xFF, 0x1F, 0xFF},
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{0xFF, 0xF0, 0x00, 0xFF, 0xEF, 0xFF},
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{0xFF, 0xC0, 0x00, 0xFF, 0xF3, 0xFF},
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{0xFF, 0x80, 0x00, 0xFF, 0xFD, 0xFF},
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{0xFF, 0x00, 0x00, 0xFF, 0xFE, 0xFF},
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{0xFE, 0x00, 0x03, 0x3F, 0xFF, 0x7F},
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{0xFC, 0x00, 0x04, 0xDF, 0xFF, 0xBF},
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{0xF8, 0x00, 0x08, 0xEF, 0xFF, 0xDF},
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{0xF0, 0x00, 0x10, 0xF7, 0xFF, 0xEF},
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{0xF0, 0x00, 0x10, 0xF7, 0xFF, 0xEF},
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{0xE0, 0xC0, 0x10, 0xF7, 0xFF, 0xF7},
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{0xC0, 0xC0, 0x10, 0xF7, 0xFF, 0xFB},
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{0xC0, 0x40, 0x08, 0xEF, 0xFF, 0xFB},
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{0xC0, 0x40, 0x04, 0xDF, 0xFF, 0xFB},
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{0x80, 0x40, 0x03, 0x3F, 0xFF, 0xFD},
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{0x87, 0xFC, 0x00, 0xFF, 0xFF, 0xFD},
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{0x84, 0x0C, 0x00, 0xFF, 0xFF, 0xFD},
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{0x04, 0x00, 0x1F, 0x07, 0xFF, 0xFE},
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{0x04, 0x00, 0x10, 0xF7, 0xFF, 0xFE},
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{0x04, 0x00, 0x10, 0xF7, 0xFF, 0xFE},
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{0xFF, 0x80, 0x10, 0xF7, 0xFF, 0xFE},
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{0x00, 0x80, 0x10, 0xF7, 0xFF, 0xFE},
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{0x00, 0x80, 0x10, 0xF7, 0xFF, 0xFE},
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{0x00, 0x80, 0x10, 0xF7, 0xFF, 0xFE},
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{0x00, 0x80, 0x10, 0xF7, 0xFF, 0xFE},
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{0x00, 0x80, 0x10, 0xF7, 0xFF, 0xFE},
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{0x00, 0x80, 0x10, 0xF7, 0xFF, 0xFE},
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{0xBF, 0xFC, 0x10, 0xF7, 0xFF, 0xFD},
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{0xB0, 0x0C, 0x10, 0xF7, 0xFF, 0xFD},
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{0x80, 0x00, 0x10, 0xF7, 0xFF, 0xFD},
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{0xC0, 0x00, 0x10, 0xF7, 0xFF, 0xFB},
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{0xC0, 0x00, 0x10, 0xF7, 0xFF, 0xFB},
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{0xC0, 0x00, 0x10, 0xF7, 0xFF, 0xFB},
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{0xE0, 0x00, 0x10, 0xF7, 0xFF, 0xF7},
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{0xF0, 0x00, 0x10, 0xF7, 0xFF, 0xEF},
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{0xF0, 0x00, 0x10, 0xF7, 0xFF, 0xEF},
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{0xF8, 0x00, 0x10, 0xF7, 0xFF, 0xDF},
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{0xFC, 0x00, 0x10, 0xF7, 0xFF, 0xBF},
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{0xFE, 0x00, 0x1F, 0x07, 0xFF, 0x7F},
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{0xFF, 0x00, 0x00, 0xFF, 0xFE, 0xFF},
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{0xFF, 0x80, 0x00, 0xFF, 0xFD, 0xFF},
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{0xFF, 0xC0, 0x00, 0xFF, 0xF3, 0xFF},
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{0xFF, 0xF0, 0x00, 0xFF, 0xEF, 0xFF},
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{0xFF, 0xF8, 0x00, 0xFF, 0x1F, 0xFF},
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{0xFF, 0xFF, 0x00, 0xF8, 0xFF, 0xFF},
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{0xFF, 0xFF, 0xE0, 0x07, 0xFF, 0xFF}};
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uint16_t nLine;
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uint8_t nChunk;
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uint8_t nAlignment = x % 8;
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if (nAlignment == 0)
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{
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nLine = PRB(nBitmap[y][x / 8]) << 8;
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nLine |= PRB((nBitmap[y][x / 8 + 1]));
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nChunk = PB(nBitmap[y][x / 8]);
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}
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else
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{
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nLine = PRB(nBitmap[y][x / 8]) << (8 + nAlignment);
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nLine |= PRB(nBitmap[y][x / 8 + 1]) << nAlignment;
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nLine |= PRB(nBitmap[y][x / 8 + 2]) >> (8 - nAlignment);
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nChunk = PB(nBitmap[y][x / 8]) << nAlignment;
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nChunk |= PB(nBitmap[y][x / 8 + 1]) >> (8 - nAlignment);
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}
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return nLine;
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return nChunk;
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}
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@ -98,27 +111,30 @@ static void laborlogo_drawViewport(const uint8_t nBitmapX,
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assert(nBitmapX <= XDOMAIN);
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assert(nBitmapY <= YDOMAIN);
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for (uint8_t nVPortY = 0; nVPortY < 16; ++nVPortY)
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for (int8_t y = 0; y < VIEWPORT_HEIGHT; ++y)
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{
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uint16_t nLineBuffer = laborlogo_getLine(nBitmapX, nVPortY + nBitmapY);
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for (int8_t nVPortX = 0; nVPortX < 16; ++nVPortX)
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for (int8_t x = VIEWPORT_WIDTH; x > 0; x -= 8)
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{
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if ((0x0001 << nVPortX) & nLineBuffer)
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uint8_t nChunk;
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if ((nBitmapX + x - 8) >= 0)
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{
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setpixel((pixel){nVPortX, nVPortY}, 3);
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nChunk = laborlogo_getChunk(nBitmapX + x - 8, nBitmapY + y);
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pixmap[2][y][CHUNKCOUNT - 1 - ((x - 1) / 8)] = nChunk;
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}
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else
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{
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setpixel((pixel){nVPortX, nVPortY}, 0);
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nChunk = laborlogo_getChunk(nBitmapX, nBitmapY + y) >> (8 - x);
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pixmap[2][y][CHUNKCOUNT - 1] = nChunk;
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}
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}
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}
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}
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static void laborlogo_recalcVectors(const int8_t x,
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const int8_t y,
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int8_t *const pdx,
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int8_t *const pdy)
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static void laborlogo_recalcVector(const int8_t x,
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const int8_t y,
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int8_t *const pdx,
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int8_t *const pdy)
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{
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if (((x + *pdx) > (XDOMAIN)) || ((x + *pdx) < 0))
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{
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@ -135,20 +151,29 @@ static void laborlogo_recalcVectors(const int8_t x,
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}
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}
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void laborlogo()
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{
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uint16_t nCycles = FRAMECOUNT;
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int8_t x = random8() % (XDOMAIN + 1);
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int8_t y = random8() % (YDOMAIN + 1);
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int8_t dx = 0;
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int8_t dy = 0;
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while (nCycles-- != 0)
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clear_screen(0);
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for (uint16_t nCycles = FRAMECOUNT; nCycles > 0; --nCycles)
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{
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laborlogo_drawViewport(x ,y);
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laborlogo_recalcVectors(x, y, &dx, &dy);
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laborlogo_drawViewport(x, y);
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laborlogo_recalcVector(x, y, &dx, &dy);
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#if BITMAP_WIDTH > VIEWPORT_WIDTH
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x += dx;
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#endif
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#if BITMAP_HEIGHT > VIEWPORT_HEIGHT
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y += dy;
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#endif
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wait(FRAME_TICK);
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}
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}
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