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Added Cracker changes for adding a triangle brush! :DDD Seems to work without any issues.

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Cate 2011-07-12 22:55:25 +08:00 committed by Simon Robertshaw
parent d7053422f1
commit 45fe00bef9
4 changed files with 38 additions and 8 deletions
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4
includes/defines.h
View File

@ -85,7 +85,9 @@ extern unsigned char ZSIZE;
#define CIRCLE_BRUSH 0
#define SQUARE_BRUSH 1
#define BRUSH_NUM 2
#define TRI_BRUSH 2
#define BRUSH_NUM 3
//#define LUACONSOLE
//#define PYCONSOLE

2
includes/powder.h
View File

@ -969,6 +969,8 @@ void detach(int i);
void part_change_type(int i, int x, int y, int t);
int InCurrentBrush(int i, int j, int rx, int ry);
int create_part(int p, int x, int y, int t);
void delete_part(int x, int y);

14
src/graphics.c
View File

@ -3567,7 +3567,7 @@ void create_decorations(int x, int y, int rx, int ry, int r, int g, int b, int c
for (j=-ry; j<=ry; j++)
for (i=-rx; i<=rx; i++)
if(y+j>=0 && x+i>=0 && x+i<XRES && y+j<YRES)
if ((CURRENT_BRUSH==CIRCLE_BRUSH && (pow(i,2))/(pow(rx,2))+(pow(j,2))/(pow(ry,2))<=1)||(CURRENT_BRUSH==SQUARE_BRUSH&&i*j<=ry*rx)){
if (InCurrentBrush(i, j, rx, ry)){
rp = pmap[y+j][x+i];
if ((rp>>8)>=NPART || !rp)
continue;
@ -4235,6 +4235,7 @@ void render_cursor(pixel *vid, int x, int y, int t, int rx, int ry)
}
}
else if (CURRENT_BRUSH==CIRCLE_BRUSH)
{
for (j=0; j<=ry; j++)
for (i=0; i<=rx; i++)
if ((pow(i,2))/(pow(rx,2))+(pow(j,2))/(pow(ry,2))<=1 && ((pow(i+1,2))/(pow(rx,2))+(pow(j,2))/(pow(ry,2))>1 || (pow(i,2))/(pow(rx,2))+(pow(j+1,2))/(pow(ry,2))>1))
@ -4245,6 +4246,17 @@ void render_cursor(pixel *vid, int x, int y, int t, int rx, int ry)
if (i&&j) xor_pixel(x-i, y-j, vid);
}
}
else if (CURRENT_BRUSH==TRI_BRUSH)
{
for (j=-ry; j<=ry; j++)
for (i=-rx; i<=rx; i++)
if ((j <= ry ) && ( j >= (((-2.0*ry)/rx)*i) -ry) && ( j >= (((-2.0*ry)/(-rx))*i)-ry ) && (j+1>ry || (j-1 < (((-2.0*ry)/rx)*i) -ry) || ( j-1 < (((-2.0*ry)/(-rx))*i)-ry )) )
{
xor_pixel(x+i, y+j, vid);
}
}
}
else //wall cursor
{
int tc;

26
src/powder.c
View File

@ -2687,7 +2687,7 @@ int create_parts(int x, int y, int rx, int ry, int c)
else
for (j=-ry; j<=ry; j++)
for (i=-rx; i<=rx; i++)
if ((CURRENT_BRUSH==CIRCLE_BRUSH && (pow(i,2))/(pow(rx,2))+(pow(j,2))/(pow(ry,2))<=1)||(CURRENT_BRUSH==SQUARE_BRUSH&&i*j<=ry*rx))
if (InCurrentBrush(i ,j ,rx ,ry))
delete_part(x+i, y+j);
return 1;
}
@ -2702,7 +2702,7 @@ int create_parts(int x, int y, int rx, int ry, int c)
else
for (j=-ry; j<=ry; j++)
for (i=-rx; i<=rx; i++)
if ((CURRENT_BRUSH==CIRCLE_BRUSH && (pow(i,2))/(pow(rx,2))+(pow(j,2))/(pow(ry,2))<=1)||(CURRENT_BRUSH==SQUARE_BRUSH&&i*j<=ry*rx))
if (InCurrentBrush(i ,j ,rx ,ry))
{
if ( x+i<0 || y+j<0 || x+i>=XRES || y+j>=YRES)
continue;
@ -2726,7 +2726,7 @@ int create_parts(int x, int y, int rx, int ry, int c)
else
for (j=-ry; j<=ry; j++)
for (i=-rx; i<=rx; i++)
if ((CURRENT_BRUSH==CIRCLE_BRUSH && (pow(i,2))/(pow(rx,2))+(pow(j,2))/(pow(ry,2))<=1)||(CURRENT_BRUSH==SQUARE_BRUSH&&i*j<=ry*rx))
if (InCurrentBrush(i ,j ,rx ,ry))
delete_part(x+i, y+j);
SLALT = stemp;
return 1;
@ -2748,7 +2748,7 @@ int create_parts(int x, int y, int rx, int ry, int c)
else
for (j=-ry; j<=ry; j++)
for (i=-rx; i<=rx; i++)
if ((CURRENT_BRUSH==CIRCLE_BRUSH && (pow(i,2))/(pow(rx,2))+(pow(j,2))/(pow(ry,2))<=1)||(CURRENT_BRUSH==SQUARE_BRUSH&&i*j<=ry*rx))
if (InCurrentBrush(i ,j ,rx ,ry))
{
if ( x+i<0 || y+j<0 || x+i>=XRES || y+j>=YRES)
continue;
@ -2773,12 +2773,26 @@ int create_parts(int x, int y, int rx, int ry, int c)
else
for (j=-ry; j<=ry; j++)
for (i=-rx; i<=rx; i++)
if ((CURRENT_BRUSH==CIRCLE_BRUSH && (pow(i,2))/(pow(rx,2))+(pow(j,2))/(pow(ry,2))<=1)||(CURRENT_BRUSH==SQUARE_BRUSH&&i*j<=ry*rx))
if (InCurrentBrush(i ,j ,rx ,ry))
if (create_part(-2, x+i, y+j, c)==-1)
f = 1;
return !f;
}
int InCurrentBrush(int i, int j, int rx, int ry)
{
switch(CURRENT_BRUSH)
{
case CIRCLE_BRUSH:
return ((pow(i,2))/(pow(rx,2))+(pow(j,2))/(pow(ry,2))<=1);
break;
case SQUARE_BRUSH:
return (i*j<=ry*rx);
break;
case TRI_BRUSH:
return (j <= ry ) && ( j >= (((-2.0*ry)/rx)*i) -ry) && ( j >= (((-2.0*ry)/(-rx))*i)-ry ) ;
break;
}
}
void create_line(int x1, int y1, int x2, int y2, int rx, int ry, int c)
{
int cp=abs(y2-y1)>abs(x2-x1), x, y, dx, dy, sy;