double x;
segment_dir_t dir;
fillstyle_t*fs;
+ int polygon_nr;
} renderpoint_t;
typedef struct _renderline
renderline_t*lines;
} renderbuf_t;
-static inline void add_pixel(renderbuf_t*buf, double x, int y, segment_dir_t dir, fillstyle_t*fs)
+static inline void add_pixel(renderbuf_t*buf, double x, int y, segment_dir_t dir, fillstyle_t*fs, int polygon_nr)
{
renderpoint_t p;
p.x = x;
p.dir = dir;
p.fs = fs;
+ p.polygon_nr = polygon_nr;
if(x >= buf->bbox.xmax || y >= buf->bbox.ymax || y < buf->bbox.ymin)
return;
}
#define CUT 0.5
#define INT(x) ((int)((x)+16)-16)
-static void add_line(renderbuf_t*buf, double x1, double y1, double x2, double y2, fillstyle_t*fs)
+static void add_line(renderbuf_t*buf, double x1, double y1, double x2, double y2, fillstyle_t*fs, int polygon_nr)
{
x1 *= buf->zoom;
y1 *= buf->zoom;
while(posy<=endy) {
double xx = startx + posx;
- add_pixel(buf, xx, posy, dir, fs);
+ add_pixel(buf, xx, posy, dir, fs, polygon_nr);
posx+=stepx;
posy++;
}
buf->width = (bbox->xmax - bbox->xmin);
buf->height = (bbox->ymax - bbox->ymin);
buf->bbox = *bbox;
- buf->zoom = zoom;
+ buf->zoom = zoom * polygon->gridsize;
int width8 = (buf->width+7) >> 3;
unsigned char* image = (unsigned char*)malloc(width8*buf->height);
memset(image, 0, width8*buf->height);
}
edge_t*e;
- for(e=polygon;e;e=e->next) {
- add_line(buf, e->a.x, e->a.y, e->b.x, e->b.y, e->style);
+ int polygon_nr = 0;
+ for(e=polygon->edges;e;e=e->next) {
+ add_line(buf, e->a.x, e->a.y, e->b.x, e->b.y, e->style, polygon_nr);
}
for(y=0;y<buf->height;y++) {
qsort(points, num, sizeof(renderpoint_t), compare_renderpoints);
int lastx = 0;
- windstate_t*fill = 0;
+ windstate_t fill = rule->start(1);
for(n=0;n<num;n++) {
renderpoint_t*p = &points[n];
int x = (int)(p->x - bbox->xmin);
if(x > buf->width) {
break;
}
- if(fill->is_filled && x!=lastx) {
+ if(fill.is_filled && x!=lastx) {
fill_bitwise(line, lastx, x);
}
- fill = rule->add(fill, p->fs, p->dir, polygon);
+ fill = rule->add(fill, p->fs, p->dir, p->polygon_nr);
lastx = x;
}
- if(fill->is_filled && lastx!=buf->width)
+ if(fill.is_filled && lastx!=buf->width) {
+
+ return 0;// return an error, we're bleeding
+
fill_bitwise(line, lastx, buf->width);
+ }
}
for(y=0;y<buf->height;y++) {
static inline max(double a, double b) {return a>b?a:b;}
static inline min(double a, double b) {return a<b?a:b;}
-intbbox_t get_polygon_bbox(gfxpoly_t*polygon, double zoom)
+intbbox_t intbbox_new(int x1, int y1, int x2, int y2)
+{
+ intbbox_t b;
+ b.xmin = x1;
+ b.ymin = y1;
+ b.xmax = x2;
+ b.ymax = y2;
+ b.width = x2-x1;
+ b.height = y2-y1;
+ return b;
+}
+
+intbbox_t intbbox_from_polygon(gfxpoly_t*polygon, double zoom)
{
int t;
intbbox_t b = {0,0,0,0};
- edge_t*e = polygon;
+ edge_t*e = polygon->edges;
+
+ zoom *= polygon->gridsize;
if(e) {
- b.xmin = e->a.x;
- b.ymin = e->a.y;
- b.xmax = e->a.x;
- b.ymax = e->a.y;
+ b.xmin = e->a.x*zoom;
+ b.ymin = e->a.y*zoom;
+ b.xmax = e->a.x*zoom;
+ b.ymax = e->a.y*zoom;
}
- for(e=polygon;e;e=e->next) {
+ for(e=polygon->edges;e;e=e->next) {
double x_min = min(e->a.x,e->b.x)*zoom;
double y_min = min(e->a.y,e->b.y)*zoom;
double x_max = max(e->a.x,e->b.x)*zoom;
return b;
}
+#define B11111000 0xf8
+#define B01111100 0x7c
+#define B00111110 0x3e
+#define B00011111 0x1f
#define B11100000 0xe0
#define B01110000 0x70
#define B00111000 0x38
int compare_bitmaps(intbbox_t*bbox, unsigned char*data1, unsigned char*data2)
{
- int similar = 0;
int x,y;
int height = bbox->height;
int width = bbox->width;
int width8 = (width+7) >> 3;
- unsigned char*l1 = &data1[width8];
- unsigned char*l2 = &data2[width8];
- int fail = 0;
- for(y=1;y<height-1;y++) {
+ unsigned char*l1 = &data1[width8*2];
+ unsigned char*l2 = &data2[width8*2];
+ for(y=2;y<height-2;y++) {
for(x=0;x<width8;x++) {
- unsigned a = l1[x-width8] & l1[x] & l1[x+width8];
- unsigned b = l2[x-width8] & l2[x] & l2[x+width8];
+ unsigned char a1 = l1[x-width8*2] & l1[x-width8] & l1[x] &
+ l1[x+width8] & l1[x+width8*2];
+ unsigned char b1 = l2[x-width8*2] & l2[x-width8] & l2[x] &
+ l2[x+width8] & l2[x+width8*2];
+ unsigned char a2 = l1[x-width8*2] | l1[x-width8] | l1[x] |
+ l1[x+width8] | l1[x+width8*2];
+ unsigned char b2 = l2[x-width8*2] | l2[x-width8] | l2[x] |
+ l2[x+width8] | l2[x+width8*2];
- if((a&B11100000) && !(l2[x]&B01000000))
- fail == 1;
- if((a&B01110000) && !(l2[x]&B00100000))
- fail == 1;
- if((a&B00111000) && !(l2[x]&B00010000))
- fail == 1;
- if((a&B00011100) && !(l2[x]&B00001000))
- fail == 1;
- if((a&B00001110) && !(l2[x]&B00000100))
- fail == 1;
- if((a&B00000111) && !(l2[x]&B00000010))
- fail == 1;
-
- if((b&B11100000) && !(l1[x]&B01000000))
- fail == 1;
- if((b&B01110000) && !(l1[x]&B00100000))
- fail == 1;
- if((b&B00111000) && !(l1[x]&B00010000))
- fail == 1;
- if((b&B00011100) && !(l1[x]&B00001000))
- fail == 1;
- if((b&B00001110) && !(l1[x]&B00000100))
- fail == 1;
- if((b&B00000111) && !(l1[x]&B00000010))
- fail == 1;
+ char fail = 0;
+ if((a1&B11111000)==B11111000 && (b2&B11111000)==0) fail=2;
+ if((a1&B01111100)==B01111100 && (b2&B01111100)==0) fail=3;
+ if((a1&B00111110)==B00111110 && (b2&B00111110)==0) fail=4;
+ if((a1&B00011111)==B00011111 && (b2&B00011111)==0) fail=5;
+ if((b1&B11111000)==B11111000 && (a2&B11111000)==0) fail=2;
+ if((b1&B01111100)==B01111100 && (a2&B01111100)==0) fail=3;
+ if((b1&B00111110)==B00111110 && (a2&B00111110)==0) fail=4;
+ if((b1&B00011111)==B00011111 && (a2&B00011111)==0) fail=5;
+ if(fail) {
+ return 0;
+ }
}
l1 += width8;
l2 += width8;
}
- return !fail;
+ return 1;
+}
+
+#include "../png.h"
+void save_two_bitmaps(intbbox_t*b, unsigned char*data1, unsigned char*data2, char*filename)
+{
+ int width8 = (b->width+7) >> 3;
+ unsigned char*data = malloc(b->width*b->height*4*4);
+ unsigned char*p = data;
+ int x,y;
+ unsigned char*b1 = data1;
+ unsigned char*b2 = data2;
+ compare_bitmaps(b, data1, data2);
+//# define MARK ((abs(x-badx)<3 && abs(y-bady)<3)*255)
+#define MARK 0
+ for(y=0;y<b->height;y++) {
+ for(x=0;x<b->width;x++) {
+ unsigned char c1 = (b1[x>>3]&(0x80>>(x&7)))?255:0;
+ unsigned char c2 = (b2[x>>3]&(0x80>>(x&7)))?255:0;
+ *p++ = 255;
+ *p++ = c1^c2;
+ *p++ = c1^c2;
+ *p++ = MARK;
+ }
+ for(x=0;x<b->width;x++) {
+ unsigned char c = (b2[x>>3]&(0x80>>(x&7)))?255:0;
+ *p++ = 255;
+ *p++ = c;
+ *p++ = c;
+ *p++ = MARK;
+ }
+ b1 += width8;
+ b2 += width8;
+ }
+ b1 = data1;
+ for(y=0;y<b->height;y++) {
+ for(x=0;x<b->width;x++) {
+ unsigned char c = (b1[x>>3]&(0x80>>(x&7)))?255:0;
+ *p++ = 255;
+ *p++ = c;
+ *p++ = c;
+ *p++ = MARK;
+ }
+ for(x=0;x<b->width;x++) {
+ *p++ = 255;
+ *p++ = 0;
+ *p++ = 0;
+ *p++ = 0;
+ }
+ b1 += width8;
+ }
+ writePNG(filename, data, b->width*2, b->height*2);
+ free(data);
}
git.asbjorn.biz / swftools.git / blobdiff