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mirror of https://github.com/cc65/cc65.git synced 2024-05-31 22:41:32 +00:00

Added the plasma sample

git-svn-id: svn://svn.cc65.org/cc65/trunk@975 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz 2001-09-26 17:55:09 +00:00
parent 4c87acbcc2
commit f4ba751572
3 changed files with 272 additions and 10 deletions

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@ -1,7 +1,8 @@
nachtm
hello
sieve
mousedemo
nachtm
plasma
sieve
*.map
*.d64
*.s

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@ -16,6 +16,9 @@ LD = ../src/ld65/ld65
C1541 = c1541
# --------------------------------------------------------------------------
# Generic rules
.c.o:
@echo $<
@$(CC) -Oirs -T --codesize 500 -g -t $(SYS) -I../include/ $<
@ -26,27 +29,46 @@ C1541 = c1541
@$(AS) $(basename $<).s
.PHONY: all
all: nachtm hello sieve mousedemo
# --------------------------------------------------------------------------
# Rules how to make each one of the binaries
nachtm: $(CRT0) nachtm.o $(CLIB)
@$(LD) -t $(SYS) -m nachtm.map -Ln nachtm.lbl -o $@ $^
EXELIST=hello mousedemo nachtm plasma sieve
.PHONY: all
all: $(EXELIST)
hello: $(CRT0) hello.o $(CLIB)
@$(LD) -t $(SYS) -m hello.map -Ln hello.lbl -o $@ $^
mousedemo: $(CRT0) mousedemo.o $(CLIB)
@$(LD) -t $(SYS) -m mousedemo.map -Ln mousedemo.lbl -o $@ $^
nachtm: $(CRT0) nachtm.o $(CLIB)
@$(LD) -t $(SYS) -m nachtm.map -Ln nachtm.lbl -o $@ $^
plasma: $(CRT0) plasma.o $(CLIB)
@$(LD) -t $(SYS) -m nachtm.map -Ln nachtm.lbl -o $@ $^
sieve: $(CRT0) sieve.o $(CLIB)
@$(LD) -t $(SYS) -m sieve.map -Ln sieve.lbl -o $@ $^
mousedemo: $(CRT0) mousedemo.o $(CLIB)
@$(LD) -t $(SYS) -m mousedemo.map -Ln mousedemo.lbl -o $@ $^
# --------------------------------------------------------------------------
# Rule to make a disk with all samples. Needs the c1541 program that comes
# with the VICE emulator.
.PHONY: disk
disk: samples.d64
samples.d64: all
$(C1541) -format samples,AA d64 $@
$(C1541) -attach $@ -write nachtm -write hello -write sieve -write mousedemo
for exe in $(EXELIST); do\
$(C1541) -attach $@ -write $$exe;\
done
# --------------------------------------------------------------------------
# Cleanup rules
.PHONY: clean
clean:
@ -54,7 +76,7 @@ clean:
.PHONY: zap
zap: clean
rm -f nachtm hello sieve mousedemo samples.d64
rm -f $(EXELIST) samples.d64

239
samples/plasma.c Normal file
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@ -0,0 +1,239 @@
/*****************************************************************************
* plasma test program for cc65. *
* *
* (w)2001 by groepaz/hitmen *
* *
* Cleanup and porting by Ullrich von Bassewitz. *
* *
*****************************************************************************/
#include <stdlib.h>
#include <time.h>
#include <conio.h>
#if defined(__C64__)
# define SCREEN1 0xE000
# define SCREEN2 0xE400
# define CHARSET 0xE800
# define outb(addr,val) (*(addr)) = (val)
# define inb(addr) (*(addr))
#elif defined(__CBM510__)
# define SCREEN1 0xF000
# define SCREEN2 0xF400
# define CHARSET 0xE000
# define outb(addr,val) pokebsys ((unsigned)(addr), val)
# define inb(addr) peekbsys ((unsigned)(addr))
#endif
/* Values for the VIC address register to switch between the two pages */
#define PAGE1 ((SCREEN1 >> 6) & 0xF0) | ((CHARSET >> 10) & 0x0E)
#define PAGE2 ((SCREEN2 >> 6) & 0xF0) | ((CHARSET >> 10) & 0x0E)
/* Use static local variables for speed */
#pragma staticlocals (1);
static const unsigned char sinustable[0x100] = {
0x80, 0x7d, 0x7a, 0x77, 0x74, 0x70, 0x6d, 0x6a,
0x67, 0x64, 0x61, 0x5e, 0x5b, 0x58, 0x55, 0x52,
0x4f, 0x4d, 0x4a, 0x47, 0x44, 0x41, 0x3f, 0x3c,
0x39, 0x37, 0x34, 0x32, 0x2f, 0x2d, 0x2b, 0x28,
0x26, 0x24, 0x22, 0x20, 0x1e, 0x1c, 0x1a, 0x18,
0x16, 0x15, 0x13, 0x11, 0x10, 0x0f, 0x0d, 0x0c,
0x0b, 0x0a, 0x08, 0x07, 0x06, 0x06, 0x05, 0x04,
0x03, 0x03, 0x02, 0x02, 0x02, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x02, 0x02, 0x02, 0x03,
0x03, 0x04, 0x05, 0x06, 0x06, 0x07, 0x08, 0x0a,
0x0b, 0x0c, 0x0d, 0x0f, 0x10, 0x11, 0x13, 0x15,
0x16, 0x18, 0x1a, 0x1c, 0x1e, 0x20, 0x22, 0x24,
0x26, 0x28, 0x2b, 0x2d, 0x2f, 0x32, 0x34, 0x37,
0x39, 0x3c, 0x3f, 0x41, 0x44, 0x47, 0x4a, 0x4d,
0x4f, 0x52, 0x55, 0x58, 0x5b, 0x5e, 0x61, 0x64,
0x67, 0x6a, 0x6d, 0x70, 0x74, 0x77, 0x7a, 0x7d,
0x80, 0x83, 0x86, 0x89, 0x8c, 0x90, 0x93, 0x96,
0x99, 0x9c, 0x9f, 0xa2, 0xa5, 0xa8, 0xab, 0xae,
0xb1, 0xb3, 0xb6, 0xb9, 0xbc, 0xbf, 0xc1, 0xc4,
0xc7, 0xc9, 0xcc, 0xce, 0xd1, 0xd3, 0xd5, 0xd8,
0xda, 0xdc, 0xde, 0xe0, 0xe2, 0xe4, 0xe6, 0xe8,
0xea, 0xeb, 0xed, 0xef, 0xf0, 0xf1, 0xf3, 0xf4,
0xf5, 0xf6, 0xf8, 0xf9, 0xfa, 0xfa, 0xfb, 0xfc,
0xfd, 0xfd, 0xfe, 0xfe, 0xfe, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xfe, 0xfe, 0xfe, 0xfd,
0xfd, 0xfc, 0xfb, 0xfa, 0xfa, 0xf9, 0xf8, 0xf6,
0xf5, 0xf4, 0xf3, 0xf1, 0xf0, 0xef, 0xed, 0xeb,
0xea, 0xe8, 0xe6, 0xe4, 0xe2, 0xe0, 0xde, 0xdc,
0xda, 0xd8, 0xd5, 0xd3, 0xd1, 0xce, 0xcc, 0xc9,
0xc7, 0xc4, 0xc1, 0xbf, 0xbc, 0xb9, 0xb6, 0xb3,
0xb1, 0xae, 0xab, 0xa8, 0xa5, 0xa2, 0x9f, 0x9c,
0x99, 0x96, 0x93, 0x90, 0x8c, 0x89, 0x86, 0x83
};
static unsigned char *scrn;
static void doplasma (void)
{
unsigned char xbuf[40];
unsigned char ybuf[25];
unsigned char i,ii;
unsigned char c1a,c1b;
unsigned char c2a,c2b;
unsigned char c1A,c1B;
unsigned char c2A,c2B;
c1a = c1A;
c1b = c1B;
for (ii = 0; ii < 25; ++ii) {
ybuf[ii] = (sinustable[c1a] + sinustable[c1b]);
c1a += 4;
c1b += 9;
}
c1A += 3;
c1B -= 5;
c2a = c2A;
c2b = c2B;
for (i = 0; i < 40; ++i) {
xbuf[i] = (sinustable[c2a] + sinustable[c2b]);
c2a += 3;
c2b += 7;
}
c2A += 2;
c2B -= 3;
for (ii = 0; ii < 25; ++ii) {
for (i = 0; i < 40; ++i, ++scrn) {
*scrn = (xbuf[i] + ybuf[ii]);
}
}
}
static void makechar (void)
{
static const unsigned char bittab[8] = {
0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80
};
unsigned char i, ii, b, s;
unsigned c;
gotoxy (0, 1);
for (c = 0; c < 0x100; ++c) {
s = sinustable[c];
for (i = 0; i < 8; ++i){
b = 0;
for (ii = 0; ii < 8; ++ii) {
if ((rand() & 0xFF) > s) {
b |= bittab[ii];
}
}
((unsigned char*)CHARSET) [(c*8) + i] = b;
}
if ((c & 0x07) == 0) {
cputc ('.');
}
}
}
int main (void)
{
unsigned char border;
unsigned char background;
unsigned char text;
unsigned char v;
clock_t t;
unsigned long f = 0;
unsigned long sec;
unsigned sec10;
unsigned long fps;
unsigned fps10;
clrscr ();
cprintf ("Making charset, mompls");
makechar();
/* Set the border and background colors */
border = bordercolor (COLOR_BLUE);
background = bgcolor (COLOR_BLUE);
text = textcolor (COLOR_BLACK);
clrscr ();
#if defined(__C64__)
/* Move the VIC 16K block */
outb (&CIA2.pra, 0x00);
#endif
/* Remember the VIC address register */
v = inb (&VIC.addr);
/* Run the demo until a key was hit */
t = clock ();
while (!kbhit()) {
/* Build page 1, then make it visible */
scrn = (unsigned char*)SCREEN1;
doplasma();
outb (&VIC.addr, PAGE1);
/* Build page 2, then make it visible */
scrn = (unsigned char*)SCREEN2;
doplasma();
outb (&VIC.addr, PAGE2);
/* Count frames */
f += 2;
};
t = clock() - t;
/* Switch back the VIC screen */
outb (&VIC.addr, v);
#if defined(__C64__)
/* Move back the VIC 16K block */
outb (&CIA2.pra, 0x03);
#endif
/* Fetch the character from the keyboard buffer and discard it */
(void) cgetc();
/* Reset screen colors */
bordercolor (border);
bgcolor (background);
textcolor (text);
clrscr();
/* Calculate stats */
sec = (t * 10) / CLK_TCK;
sec10 = sec % 10;
sec /= 10;
fps = (f * (CLK_TCK * 10)) / t;
fps10 = fps % 10;
fps /= 10;
/* Output stats */
gotoxy (0, 0); cprintf ("time : %lu.%us", sec, sec10);
gotoxy (0, 1); cprintf ("frames: %lu", f);
gotoxy (0, 2); cprintf ("fps : %lu.%u", fps, fps10);
/* Wait for a key, then end */
cputsxy (0, 4, "Press any key when done...");
(void) cgetc ();
/* Done */
return EXIT_SUCCESS;
}