108 lines
1.8 KiB
QBasic
108 lines
1.8 KiB
QBasic
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FUNCTION FIXBINBYTE(B AS BYTE) AS INTEGER
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DIM TMP AS INTEGER
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TMP = INTEGER(B)
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IF TMP < 0 THEN
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FIXBINBYTE = TMP+256
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ELSE
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FIXBINBYTE = TMP
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END IF
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END FUNCTION
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FUNCTION GETBITMAP(FILENAME AS STRING, W AS INTEGER, H AS INTEGER) AS INTEGER(65536,3)
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PRINT "startreadfunc"
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REM 16'384
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DIM RGB(65536,3) AS INTEGER
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DIM BMPBYTE AS BYTE
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DIM ERR AS STRING
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DIM I, XOFF, YOFF, PIXEL AS INTEGER
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PIXEL = 1
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PRINT "startread"
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OPEN #1, FILENAME, "r"
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FOR I=0 TO 52
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GET #1, BMPBYTE
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END FOR
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TRY
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FOR YOFF=0 TO H
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FOR XOFF=0 TO W
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GET #1, BMPBYTE
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RGB(PIXEL,1) = FIXBINBYTE(BMPBYTE)
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GET #1, BMPBYTE
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RGB(PIXEL,2) = FIXBINBYTE(BMPBYTE)
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GET #1, BMPBYTE
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RGB(PIXEL,3) = FIXBINBYTE(BMPBYTE)
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PIXEL = PIXEL+1
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END FOR
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END FOR
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CATCH ERR
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REM PRINT ERR
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END TRY
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PRINT "ok"
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CLOSE #1
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PRINT "endreadfunc"
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END FUNCTION
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FUNCTION DRAWBMPTP(X AS INTEGER, Y AS INTEGER, W AS INTEGER, H AS INTEGER, IMAGE(65536,3) AS INTEGER, TPR AS INTEGER, TPG AS INTEGER, TPB AS INTEGER) AS INTEGER
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DIM XOFF, YOFF, PIXEL AS INTEGER
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DIM R,G,B,ALPHA AS INTEGER
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DIM ERR AS STRING
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PIXEL = 1
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ALPHA = 0
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FOR YOFF=0 TO H
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PRINT STR$(R) + "," + STR$(G) + "," + STR$(B) + "," + STR$(ALPHA)
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FOR XOFF=0 TO W
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TRY
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R = IMAGE(PIXEL,1)
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G = IMAGE(PIXEL,2)
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B = IMAGE(PIXEL,3)
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IF (R = TPR) AND (G = TPG) AND (B = TPB) THEN
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ALPHA = 100
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ELSE
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ALPHA = 0
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END IF
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SETCOLOR R, G, B, ALPHA
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PLOT X+XOFF, Y+YOFF
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CATCH ERR
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REM PRINT "ERR" + STR$(PIXEL)
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END TRY
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PIXEL = PIXEL + 1
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END FOR
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REPAINT
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SLEEP 1000
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END FOR
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REM REPAINT
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DRAWBMPTP=PIXEL
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END FUNCTION
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FUNCTION DRAWBMP(X AS INTEGER, Y AS INTEGER, W AS INTEGER, H AS INTEGER, IMAGE(65536,3) AS INTEGER) AS INTEGER
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DRAWBMP=DRAWBMPTP(X,Y,W,H,IMAGE,-1,-1,-1)
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END FUNCTION
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