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tunnel: experiments

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This commit is contained in:
Vince Weaver 2018-09-17 16:29:14 -04:00
parent 8feda43b13
commit 4e527d56b6
3 changed files with 277 additions and 0 deletions
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31
gr-sim/tunnel/Makefile Normal file
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CC = gcc
CFLAGS = -Wall -O2 -I.. -g
LFLAGS = -lm
SDL_LIBS= `sdl-config --libs`
SDL_INCLUDE= `sdl-config --cflags`
GR_SIM = ../gr-sim.a
all: tunnel tunnel2
####
tunnel: tunnel.o $(GR_SIM)
$(CC) $(LFLAGS) $(SDL_LIBS) -o tunnel tunnel.o $(GR_SIM)
tunnel.o: tunnel.c
$(CC) $(CFLAGS) -c tunnel.c
####
tunnel2: tunnel2.o $(GR_SIM)
$(CC) $(LFLAGS) $(SDL_LIBS) -o tunnel2 tunnel2.o $(GR_SIM)
tunnel2.o: tunnel2.c
$(CC) $(CFLAGS) -c tunnel2.c
####
clean:
rm -f *~ *.o tunnel tunnel2

123
gr-sim/tunnel/tunnel.c Normal file
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#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <math.h>
#include "gr-sim.h"
#include "tfv_utils.h"
#include "tfv_zp.h"
#define SCALE 12.0
#define STEP 22.5
#define DELTA (STEP/16.0)
//#define SCALE 4.0
//#define STEP 45.0
//#define DELTA (STEP/3.0)
//#define SCALE 8.0
//#define STEP 22.5
//#define DELTA (STEP/3.0)
static double d2r(double xx) {
return (xx/180.0)*3.1415926535897932384;
}
int main(int argc, char **argv) {
int xx,yy,ch,i;
double theta,delta=0.0;
grsim_init();
gr();
// clear_screens();
ram[DRAW_PAGE]=PAGE0;
clear_bottom();
ram[DRAW_PAGE]=PAGE1;
clear_bottom();
ram[DRAW_PAGE]=PAGE2;
clear_bottom();
// clear_bottom(PAGE0);
// clear_bottom(PAGE1);
// clear_bottom(PAGE2);
// grsim_unrle(demo_rle,0x400);
// grsim_unrle(demo_rle,0xc00);
// gr_copy_to_current(0xc00);
// page_flip();
// gr_copy_to_current(0xc00);
// page_flip();
ram[DRAW_PAGE]=PAGE0;
while(1) {
ch=repeat_until_keypressed();
if (ch=='q') break;
clear_top();
for(theta=0;theta<360.0;theta+=STEP) {
xx=cos(d2r(theta+delta))*SCALE+20;
yy=sin(d2r(theta+delta))*SCALE*1.33+24;
#if 1
color_equals(15);
plot(xx,yy);
if (xx<20) {
color_equals(1);
for(i=xx;i<40;i++) {
plot(i,yy);
}
}
else {
color_equals(2);
for(i=xx;i<40;i++) {
plot(i,yy);
}
}
#endif
#if 0
color_equals(4);
plot(xx,yy);
if (xx>20) {
for(i=xx;i<40;i++) {
plot(i,yy);
}
}
#endif
#if 0
color_equals(4);
// plot(xx,yy);
if (xx<20) {
for(i=xx;i<40;i++) {
plot(i,yy);
}
}
#endif
}
delta+=DELTA;
grsim_update();
}
return 0;
}

123
gr-sim/tunnel/tunnel2.c Normal file
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#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <math.h>
#include "gr-sim.h"
#include "tfv_utils.h"
#include "tfv_zp.h"
#define SCALE 8.0
#define STEP 30
#define DELTA (STEP/10.0)
//#define SCALE 4.0
//#define STEP 45.0
//#define DELTA (STEP/3.0)
//#define SCALE 8.0
//#define STEP 22.5
//#define DELTA (STEP/3.0)
static double d2r(double xx) {
return (xx/180.0)*3.1415926535897932384;
}
int main(int argc, char **argv) {
int xx,yy,ch,i;
double theta,delta=0.0;
grsim_init();
gr();
// clear_screens();
ram[DRAW_PAGE]=PAGE0;
clear_bottom();
ram[DRAW_PAGE]=PAGE1;
clear_bottom();
ram[DRAW_PAGE]=PAGE2;
clear_bottom();
// clear_bottom(PAGE0);
// clear_bottom(PAGE1);
// clear_bottom(PAGE2);
// grsim_unrle(demo_rle,0x400);
// grsim_unrle(demo_rle,0xc00);
// gr_copy_to_current(0xc00);
// page_flip();
// gr_copy_to_current(0xc00);
// page_flip();
ram[DRAW_PAGE]=PAGE0;
while(1) {
ch=repeat_until_keypressed();
if (ch=='q') break;
clear_top();
for(theta=0;theta<360.0;theta+=STEP) {
xx=cos(d2r(theta+delta))*SCALE+20;
yy=sin(d2r(theta+delta))*SCALE*1.33+24;
#if 1
color_equals(15);
plot(xx,yy);
if (xx<20) {
color_equals(1);
for(i=xx;i<(20-xx)+20;i++) {
plot(i,yy);
}
}
else {
color_equals(2);
for(i=xx;i<40;i++) {
plot(i,yy);
}
}
#endif
#if 0
color_equals(4);
plot(xx,yy);
if (xx>20) {
for(i=xx;i<40;i++) {
plot(i,yy);
}
}
#endif
#if 0
color_equals(4);
// plot(xx,yy);
if (xx<20) {
for(i=xx;i<40;i++) {
plot(i,yy);
}
}
#endif
}
delta+=DELTA;
grsim_update();
}
return 0;
}