(monospace.tal) Added a 8x8 label drawing example
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neauoire
parent
f1cc022e9b
commit
b48db8278f
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@ -0,0 +1,155 @@
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( Draw a 8x8 font )
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%+ { ADD } %- { SUB } %* { MUL } %/ { DIV }
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%< { LTH } %> { GTH } %= { EQU } %! { NEQ }
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%++ { ADD2 } %-- { SUB2 } %** { MUL2 } %// { DIV2 }
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%<< { LTH2 } %>> { GTH2 } %== { EQU2 } %!! { NEQ2 }
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%AUTO-X { #01 .Screen/auto DEO }
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( devices )
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|00 @System &vector $2 &wst $1 &rst $1 &eaddr $2 &ecode $1 &pad $1 &r $2 &g $2 &b $2 &debug $1 &halt $1
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|20 @Screen &vector $2 &width $2 &height $2 &auto $1 &pad $1 &x $2 &y $2 &addr $2 &pixel $1 &sprite $1
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( variables )
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|0000
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( program )
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|0100
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( theme )
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#f05d .System/r DEO2
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#f0cd .System/g DEO2
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#f0ad .System/b DEO2
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( draw hello world )
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#0010 .Screen/x DEO2
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#0010 .Screen/y DEO2
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;hello-txt #01 ;draw-uf1 JSR2
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( draw long text )
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#0010 .Screen/x DEO2
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#0030 .Screen/y DEO2
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;long-txt #02 ;draw-uf1-linebreaks JSR2
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BRK
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@draw-uf1 ( string* color -- )
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AUTO-X
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STH
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&while
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( get sprite ) LDAk #20 - #00 SWP #30 SFT2 ;font ++ .Screen/addr DEO2
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( draw ) STHkr .Screen/sprite DEO
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INC2 LDAk ,&while JCN
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POPr
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JMP2r
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@draw-uf1-linebreaks ( string* color -- )
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.Screen/x DEI2 ,&anchor STR2
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AUTO-X
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STH
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&while
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LDAk #0a ! ,&no-lb JCN
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( rewind ) LIT2 &anchor $2 .Screen/x DEO2
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( skip line ) .Screen/y DEI2k #0008 ++ ROT DEO2
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,&end JMP
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&no-lb
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( get sprite ) LDAk #20 - #00 SWP #30 SFT2 ;font ++ .Screen/addr DEO2
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( draw ) STHkr .Screen/sprite DEO
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&end
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INC2 LDAk ,&while JCN
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POPr
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JMP2r
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@hello-txt "Hello 20 "Uxn! $1
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@long-txt
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5275 7374 6963 2043 6f6d 7075 7469 6e67
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2072 6566 6572 7320 746f 2074 6865 2063
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6f6e 7374 7275 6374 696f 6e20 0a6f 6620
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6361 6c63 756c 6174 696f 6e20 6d61 6368
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696e 6573 2075 7369 6e67 2070 7265 2d69
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6e64 7573 7472 6961 6c20 0a6f 7220 6576
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656e 2070 7265 2d68 6973 746f 7269 6320
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7465 6368 6e6f 6c6f 6779 2e20 0a0a 4974
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2072 6576 6561 6c73 2061 2068 6973 746f
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7279 206f 6620 636f 6d70 7574 696e 6720
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6173 2074 6865 200a 7061 7374 696d 6520
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6f66 2064 696c 6574 7461 6e74 6573 2c20
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616d 6174 6575 7220 7363 6965 6e74 6973
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7473 0a61 6e64 2074 6162 756c 6174 6f72
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7320 7768 6f20 636f 6e73 7472 7563 7420
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6d61 6368 696e 6573 2074 6f20 0a6d 616e
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6970 756c 6174 6520 6162 7374 7261 6374
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2073 796d 626f 6c73 2077 6974 6820 6e6f
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2070 7261 6374 6963 616c 200a 6170 706c
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6963 6174 696f 6e2e 2041 7320 7468 6573
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6520 6d61 6368 696e 6573 2061 7265 2067
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656e 6572 616c 6c79 200a 6c65 7373 2065
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6666 6963 6965 6e74 2074 6861 6e20 636f
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6e76 656e 7469 6f6e 616c 2070 656e 6369
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6c20 616e 6420 0a70 6170 6572 2063 6f6d
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7075 7461 7469 6f6e 2c20 7468 6579 2061
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6c6c 7564 6520 746f 2061 206d 6f72 6520
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0a65 7069 6375 7265 616e 2070 7261 6374
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6963 6520 6f66 2063 6f6d 7075 7469 6e67
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2066 6f72 2070 6c65 6173 7572 6520 0a72
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6174 6865 7220 7468 616e 2070 726f 6475
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6374 696f 6e2e
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@font ( bbcmicro )
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0000 0000 0000 0000 1818 1818 1800 1800
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6c6c 6c00 0000 0000 3636 7f36 7f36 3600
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0c3f 683e 0b7e 1800 6066 0c18 3066 0600
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386c 6c38 6d66 3b00 0c18 3000 0000 0000
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0c18 3030 3018 0c00 3018 0c0c 0c18 3000
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0018 7e3c 7e18 0000 0018 187e 1818 0000
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0000 0000 0018 1830 0000 007e 0000 0000
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0000 0000 0018 1800 0006 0c18 3060 0000
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3c66 6e7e 7666 3c00 1838 1818 1818 7e00
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3c66 060c 1830 7e00 3c66 061c 0666 3c00
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0c1c 3c6c 7e0c 0c00 7e60 7c06 0666 3c00
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1c30 607c 6666 3c00 7e06 0c18 3030 3000
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3c66 663c 6666 3c00 3c66 663e 060c 3800
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0000 1818 0018 1800 0000 1818 0018 1830
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0c18 3060 3018 0c00 0000 7e00 7e00 0000
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3018 0c06 0c18 3000 3c66 0c18 1800 1800
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3c66 6e6a 6e60 3c00 3c66 667e 6666 6600
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7c66 667c 6666 7c00 3c66 6060 6066 3c00
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786c 6666 666c 7800 7e60 607c 6060 7e00
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7e60 607c 6060 6000 3c66 606e 6666 3c00
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6666 667e 6666 6600 7e18 1818 1818 7e00
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3e0c 0c0c 0c6c 3800 666c 7870 786c 6600
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6060 6060 6060 7e00 6377 7f6b 6b63 6300
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6666 767e 6e66 6600 3c66 6666 6666 3c00
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7c66 667c 6060 6000 3c66 6666 6a6c 3600
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7c66 667c 6c66 6600 3c66 603c 0666 3c00
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7e18 1818 1818 1800 6666 6666 6666 3c00
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6666 6666 663c 1800 6363 6b6b 7f77 6300
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6666 3c18 3c66 6600 6666 663c 1818 1800
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7e06 0c18 3060 7e00 7c60 6060 6060 7c00
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0060 3018 0c06 0000 3e06 0606 0606 3e00
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183c 6642 0000 0000 0000 0000 0000 00ff
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1c36 307c 3030 7e00 0000 3c06 3e66 3e00
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6060 7c66 6666 7c00 0000 3c66 6066 3c00
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0606 3e66 6666 3e00 0000 3c66 7e60 3c00
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1c30 307c 3030 3000 0000 3e66 663e 063c
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6060 7c66 6666 6600 1800 3818 1818 3c00
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1800 3818 1818 1870 6060 666c 786c 6600
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3818 1818 1818 3c00 0000 367f 6b6b 6300
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0000 7c66 6666 6600 0000 3c66 6666 3c00
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0000 7c66 667c 6060 0000 3e66 663e 0607
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0000 6c76 6060 6000 0000 3e60 3c06 7c00
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3030 7c30 3030 1c00 0000 6666 6666 3e00
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0000 6666 663c 1800 0000 636b 6b7f 3600
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0000 663c 183c 6600 0000 6666 663e 063c
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0000 7e0c 1830 7e00 0c18 1870 1818 0c00
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1818 1800 1818 1800 3018 180e 1818 3000
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316b 4600 0000 0000 ffff ffff ffff ffff
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@ -23,19 +23,22 @@ static const char *errors[] = {
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"Return-stack division by zero"};
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static void
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print_stack(Stack *s, char *name)
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system_print(Stack *s, char *name)
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{
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Uint8 x, y;
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fprintf(stderr, "\n%s\n", name);
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for(y = 0; y < 0x04; y++) {
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for(x = 0; x < 0x08; x++) {
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Uint8 p = y * 0x08 + x;
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fprintf(stderr,
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p == s->ptr ? "[%02x]" : " %02x ",
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s->dat[p]);
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}
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fprintf(stderr, "\n");
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}
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Uint8 i;
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fprintf(stderr, "<%s> ", name);
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for(i = 0; i < s->ptr; i++)
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fprintf(stderr, i == s->ptr ? "[%02x]" : " %02x ", s->dat[i]);
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if(!i)
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fprintf(stderr, "empty");
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fprintf(stderr, "\n");
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}
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void
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system_inspect(Uxn *u)
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{
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system_print(&u->wst, "wst");
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system_print(&u->rst, "rst");
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}
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int
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@ -53,16 +56,11 @@ uxn_halt(Uxn *u, Uint8 error, Uint16 addr)
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vec += 0x0004;
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return uxn_eval(u, vec);
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}
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system_inspect(u);
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fprintf(stderr, "Halted: %s#%04x, at 0x%04x\n", errors[error], u->ram[addr], addr);
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return 0;
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}
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void
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system_inspect(Uxn *u){
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print_stack(&u->wst, "Working-stack");
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print_stack(&u->rst, "Return-stack");
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}
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/* IO */
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Uint8
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@ -15,6 +15,7 @@ typedef struct SystemDevice {
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} SystemDevice;
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void system_inspect(Uxn *u);
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Uint8 system_dei(Device *d, Uint8 port);
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void system_deo(Device *d, Uint8 port);
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void system_deo_special(Device *d, Uint8 port);
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@ -34,7 +34,6 @@ error(char *msg, const char *err)
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void
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system_deo_special(Device *d, Uint8 port)
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{
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}
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static void
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14
src/uxnemu.c
14
src/uxnemu.c
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@ -42,7 +42,7 @@ static SDL_Rect gRect;
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/* devices */
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static Device *devsystem, *devscreen, *devmouse, *devctrl, *devaudio0;
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static Device *devscreen, *devmouse, *devctrl, *devaudio0;
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static Uint8 zoom = 1;
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static Uint32 stdin_event, audio0_event;
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@ -292,13 +292,6 @@ set_zoom(Uint8 scale)
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set_window_size(gWindow, (uxn_screen.width + PAD * 2) * zoom, (uxn_screen.height + PAD * 2) * zoom);
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}
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static void
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toggle_debugger(void)
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{
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devsystem->dat[0xe] = !devsystem->dat[0xe];
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screen_clear(&uxn_screen, &uxn_screen.fg);
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}
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static void
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capture_screen(void)
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{
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@ -390,8 +383,9 @@ console_input(Uxn *u, char c)
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static int
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run(Uxn *u)
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{
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Device *devsys = &u->dev[0];
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redraw();
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while(!devsystem->dat[0xf]) {
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while(!devsys->dat[0xf]) {
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SDL_Event event;
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double elapsed, begin;
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if(!BENCH)
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@ -454,7 +448,7 @@ run(Uxn *u)
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console_input(u, event.cbutton.button);
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}
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uxn_eval(u, GETVECTOR(devscreen));
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if(uxn_screen.fg.changed || uxn_screen.bg.changed || devsystem->dat[0xe])
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if(uxn_screen.fg.changed || uxn_screen.bg.changed)
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redraw();
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if(!BENCH) {
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elapsed = (SDL_GetPerformanceCounter() - begin) / (double)SDL_GetPerformanceFrequency() * 1000.0f;
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