cacalabs
/
libcaca
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* src/graphics.c: heavy cleanup in caca_get_html3().

tags/v0.99.beta14
Sam Hocevar sam 20 年前
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189a80707c
共有 1 个文件被更改，包括 311 次插入 和 350 次删除
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  1. +311
    -350
      src/graphics.c

+ 311
- 350
src/graphics.c 查看文件

@@ -976,101 +976,101 @@ int _caca_init_graphics(void)
#endif
#if defined(USE_GL)
if(_caca_driver == CACA_DRIVER_GL)
{
int i;
char *empty;
{
int i;
char *empty;

if(getenv("CACA_GEOMETRY") && *(getenv("CACA_GEOMETRY")))
if(getenv("CACA_GEOMETRY") && *(getenv("CACA_GEOMETRY")))
sscanf(getenv("CACA_GEOMETRY"),
"%ux%u", &_caca_width, &_caca_height);
if(!_caca_width)
_caca_width = 80;
if(!_caca_height)
_caca_height = 32;

gl_font_width = 9;
gl_font_height = 15;
gl_font_width = 9;
gl_font_height = 15;

gl_width = _caca_width*gl_font_width;
gl_height = _caca_height*gl_font_height;
gl_width = _caca_width*gl_font_width;
gl_height = _caca_height*gl_font_height;

glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE);
glutInitWindowSize(gl_width, gl_height);
gl_window = glutCreateWindow("caca for GL");
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE);
glutInitWindowSize(gl_width, gl_height);
gl_window = glutCreateWindow("caca for GL");

gluOrtho2D(0,gl_width, gl_height, 0);
gluOrtho2D(0,gl_width, gl_height, 0);

glDisable(GL_CULL_FACE);
glDisable(GL_DEPTH_TEST);
glDisable(GL_CULL_FACE);
glDisable(GL_DEPTH_TEST);

glutKeyboardFunc(gl_handle_keyboard);
glutSpecialFunc(gl_handle_special_key);
glutReshapeFunc(gl_handle_reshape);
glutKeyboardFunc(gl_handle_keyboard);
glutSpecialFunc(gl_handle_special_key);
glutReshapeFunc(gl_handle_reshape);

glLoadIdentity();
glLoadIdentity();

glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
gluOrtho2D(0, gl_width, gl_height, 0);
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
gluOrtho2D(0, gl_width, gl_height, 0);

glMatrixMode(GL_MODELVIEW);
glMatrixMode(GL_MODELVIEW);


glClear(GL_COLOR_BUFFER_BIT);
glClear(GL_COLOR_BUFFER_BIT);



empty = malloc(16*16*4);
if(empty == NULL)
empty = malloc(16*16*4);
if(empty == NULL)
return -1;

memset(empty, 255, 16*16*4);
glEnable(GL_TEXTURE_2D);
for(i=0;i<94;i++)
{
glGenTextures(1,&id[i]);
glBindTexture(GL_TEXTURE_2D, id[i]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB8,
16,16,
0, GL_RGB, GL_UNSIGNED_BYTE, empty);
}
for(i=0;i<94;i++)
{
glDisable(GL_TEXTURE_2D);
glClear(GL_COLOR_BUFFER_BIT);
glColor3f(1,1,1);
glRasterPos2f(0,15);
glutBitmapCharacter(GLUT_BITMAP_9_BY_15,i+32);
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D,id[i]);
glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 0, gl_height-16, 16,16, 0);
glutMainLoopEvent();
glutPostRedisplay();
}
}
memset(empty, 255, 16*16*4);
glEnable(GL_TEXTURE_2D);
for(i=0;i<94;i++)
{
glGenTextures(1,&id[i]);
glBindTexture(GL_TEXTURE_2D, id[i]);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB8,
16,16,
0, GL_RGB, GL_UNSIGNED_BYTE, empty);
}
for(i=0;i<94;i++)
{
glDisable(GL_TEXTURE_2D);
glClear(GL_COLOR_BUFFER_BIT);
glColor3f(1,1,1);
glRasterPos2f(0,15);
glutBitmapCharacter(GLUT_BITMAP_9_BY_15,i+32);
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D,id[i]);
glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 0, gl_height-16, 16,16, 0);
glutMainLoopEvent();
glutPostRedisplay();
}
}
else
#endif
#if defined(USE_NULL)
if(_caca_driver == CACA_DRIVER_NULL)
{
if(getenv("CACA_GEOMETRY") && *(getenv("CACA_GEOMETRY")))
{
if(getenv("CACA_GEOMETRY") && *(getenv("CACA_GEOMETRY")))
sscanf(getenv("CACA_GEOMETRY"),
"%ux%u", &_caca_width, &_caca_height);
if(!_caca_width)
if(!_caca_width)
_caca_width = 80;
if(!_caca_height)
if(!_caca_height)
_caca_height = 32;
}
}
else
#endif
{
@@ -1149,18 +1149,18 @@ int _caca_end_graphics(void)
#endif
#if defined(USE_GL)
if(_caca_driver == CACA_DRIVER_GL)
{
glutDestroyWindow(gl_window);
}
{
glutDestroyWindow(gl_window);
}
else
#endif
#if defined(USE_NULL)
if(_caca_driver == CACA_DRIVER_NULL)
{
/* I'm bored to write 'nothing to do'.
* So I don't.
*/
}
{
/* I'm bored to write 'nothing to do'.
* So I don't.
*/
}
else
#endif
{
@@ -1199,9 +1199,9 @@ int caca_set_window_title(char const *title)
#endif
#if defined(USE_GL)
if(_caca_driver == CACA_DRIVER_GL)
{
glutSetWindowTitle(title);
}
{
glutSetWindowTitle(title);
}
else
#endif
{
@@ -1239,9 +1239,9 @@ unsigned int caca_get_window_width(void)
#endif
#if defined(USE_GL)
if(_caca_driver == CACA_DRIVER_GL)
{
return gl_width;
}
{
return gl_width;
}
else
#endif
{
@@ -1279,9 +1279,9 @@ unsigned int caca_get_window_height(void)
#endif
#if defined(USE_GL)
if(_caca_driver == CACA_DRIVER_GL)
{
return gl_height;
}
{
return gl_height;
}
else
#endif
{
@@ -1453,101 +1453,101 @@ void caca_refresh(void)
#endif
#if defined(USE_GL)
if(_caca_driver == CACA_DRIVER_GL)
{
unsigned int x, y, offsetx, offsety;
glClear(GL_COLOR_BUFFER_BIT);
offsety=0;
for(y=0;y<gl_height;y+=gl_font_height)
{
offsetx = 0;
for(x=0;x<gl_width;x+=gl_font_width)
{
uint8_t *attr = cache_attr + offsetx + offsety * _caca_width;
int offset;
float br, bg, bb;
offset = attr[0]>>4;
br = ((gl_bg_palette[offset]&0x00FF0000)>>16)/255.0f;
bg = ((gl_bg_palette[offset]&0x0000FF00)>>8)/255.0f;
bb = ((gl_bg_palette[offset]&0x000000FF))/255.0f;
glDisable(GL_TEXTURE_2D);
glColor3f(br, bg, bb);
glBegin(GL_QUADS);
glVertex2f(x,y);
glVertex2f(x+gl_font_width,y);
glVertex2f(x+gl_font_width,y+gl_font_height);
glVertex2f(x,y+gl_font_height);
glEnd();
offsetx++;
}
offsety++;
}
/* 2nd pass, avoids changing render state too much */
glEnable(GL_BLEND);
glEnable(GL_TEXTURE_2D);
glBlendFunc(GL_ONE, GL_ONE);
offsety=0;
for(y=0;y<gl_height;y+=gl_font_height)
{
offsetx = 0;
for(x=0;x<gl_width;x+=gl_font_width)
{
uint8_t *attr = cache_attr + offsetx + offsety * _caca_width;
unsigned char *chr = cache_char + offsetx + offsety * _caca_width;
float fr, fg, fb;
fr = ((gl_bg_palette[attr[0] & 0xf]&0x00FF0000)>>16)/255.0f;
fg = ((gl_bg_palette[attr[0] & 0xf]&0x0000FF00)>>8)/255.0f;
fb = ((gl_bg_palette[attr[0] & 0xf]&0x000000FF))/255.0f;
if(chr[0] != ' ')
{
glBindTexture(GL_TEXTURE_2D, id[chr[0]-32]);
glColor3f(fr, fg, fb);
glBegin(GL_QUADS);
glTexCoord2f(0,1);
glVertex2f(x,y);
glTexCoord2f(0.5,1);
glVertex2f(x+gl_font_width,y);
glTexCoord2f(0.5,0);
glVertex2f(x+gl_font_width,y+gl_font_height);
glTexCoord2f(0,0);
glVertex2f(x,y+gl_font_height);
glEnd();
}
offsetx++;
}
offsety++;
}
glDisable(GL_BLEND);
glDisable(GL_TEXTURE_2D);
glutMainLoopEvent();
glutSwapBuffers();
glutPostRedisplay();
}
{
unsigned int x, y, offsetx, offsety;
glClear(GL_COLOR_BUFFER_BIT);
offsety=0;
for(y=0;y<gl_height;y+=gl_font_height)
{
offsetx = 0;
for(x=0;x<gl_width;x+=gl_font_width)
{
uint8_t *attr = cache_attr + offsetx + offsety * _caca_width;
int offset;
float br, bg, bb;
offset = attr[0]>>4;
br = ((gl_bg_palette[offset]&0x00FF0000)>>16)/255.0f;
bg = ((gl_bg_palette[offset]&0x0000FF00)>>8)/255.0f;
bb = ((gl_bg_palette[offset]&0x000000FF))/255.0f;
glDisable(GL_TEXTURE_2D);
glColor3f(br, bg, bb);
glBegin(GL_QUADS);
glVertex2f(x,y);
glVertex2f(x+gl_font_width,y);
glVertex2f(x+gl_font_width,y+gl_font_height);
glVertex2f(x,y+gl_font_height);
glEnd();
offsetx++;
}
offsety++;
}
/* 2nd pass, avoids changing render state too much */
glEnable(GL_BLEND);
glEnable(GL_TEXTURE_2D);
glBlendFunc(GL_ONE, GL_ONE);
offsety=0;
for(y=0;y<gl_height;y+=gl_font_height)
{
offsetx = 0;
for(x=0;x<gl_width;x+=gl_font_width)
{
uint8_t *attr = cache_attr + offsetx + offsety * _caca_width;
unsigned char *chr = cache_char + offsetx + offsety * _caca_width;
float fr, fg, fb;
fr = ((gl_bg_palette[attr[0] & 0xf]&0x00FF0000)>>16)/255.0f;
fg = ((gl_bg_palette[attr[0] & 0xf]&0x0000FF00)>>8)/255.0f;
fb = ((gl_bg_palette[attr[0] & 0xf]&0x000000FF))/255.0f;
if(chr[0] != ' ')
{
glBindTexture(GL_TEXTURE_2D, id[chr[0]-32]);
glColor3f(fr, fg, fb);
glBegin(GL_QUADS);
glTexCoord2f(0,1);
glVertex2f(x,y);
glTexCoord2f(0.5,1);
glVertex2f(x+gl_font_width,y);
glTexCoord2f(0.5,0);
glVertex2f(x+gl_font_width,y+gl_font_height);
glTexCoord2f(0,0);
glVertex2f(x,y+gl_font_height);
glEnd();
}
offsetx++;
}
offsety++;
}
glDisable(GL_BLEND);
glDisable(GL_TEXTURE_2D);
glutMainLoopEvent();
glutSwapBuffers();
glutPostRedisplay();
}
else
#endif
#if defined(USE_NULL)
if(_caca_driver == CACA_DRIVER_NULL)
{
/* Do I told you about my cat ? */
}
{
/* Do I told you about my cat ? */
}
#endif
{
/* Dummy */
@@ -1775,21 +1775,21 @@ static RETSIGTYPE sigwinch_handler(int sig)
static int const html_palette[] =
{
0,
0x00007F,
0x007F00,
0x007F7F,
0x7F0000,
0x7F007F,
0x7F7F00,
0x7F7F7F,
0x007,
0x070,
0x077,
0x700,
0x707,
0x770,
0x777,
0,
0x0000FF,
0x00FF00,
0x00FFFF,
0xFF0000,
0xFF00FF,
0xFFFF00,
0xFFFFFF,
0x00F,
0x0F0,
0x0FF,
0xF00,
0xF0F,
0xFF0,
0xFFF,

};

@@ -1819,12 +1819,12 @@ char* caca_get_html(void)
for(f=0;f<0x0f+1;f++)
{
for(b=0;b<0x0f+1;b++)
{
sprintf(buffer,
"%s.b%x%x { color:#%06x; background-color:#%06x;}\n",buffer,
b, f, html_palette[f], html_palette[b]);
{
sprintf(buffer,
"%s.b%x%x { color:#%03x; background-color:#%03x;}\n",buffer,
b, f, html_palette[f], html_palette[b]);

}
}
}
sprintf(buffer, "%s</style>\n</head>\n<body>\n",buffer);

@@ -1834,51 +1834,51 @@ char* caca_get_html(void)
for(y=0;y<_caca_height;y++)
{
sprintf(buffer,
"%s<tr>",buffer);
"%s<tr>",buffer);

for(x=0;x<_caca_width;x++)
{
int len;
int i;
uint8_t *attr = cache_attr + x + y * _caca_width;
/* Use colspan option to factorize cells with same attributes
(see below) */
len=1;
while(x + len < _caca_width
&& (attr[len]>>4) == (attr[0]>>4) &&
(attr[len]&0x0f) == (attr[0]&0x0f))
len++;
if(len==1)
{
sprintf(buffer,
"%s<td class=b%x%x>%c</td>",buffer,
cache_attr[x+y*caca_get_width()]>>4,
cache_attr[x+y*caca_get_width()]&0x0f,
cache_char[x+y*caca_get_width()]);
}
else
{
sprintf(buffer,
"%s<td class=b%x%x colspan=%d>",buffer,
cache_attr[x+y*caca_get_width()]>> 4,
cache_attr[x+y*caca_get_width()]&0x0f,
len+1);
for(i=0;i<len;i++)
{
if(cache_char[x+y*caca_get_width()]!=' ')
sprintf(buffer, "%s%c", buffer,cache_char[x+y*caca_get_width()]);
else
sprintf(buffer, "%s&nbsp;",buffer);
x++;
}
sprintf(buffer, "%s</td>",buffer);
}
}
{
int len;
int i;
uint8_t *attr = cache_attr + x + y * _caca_width;
/* Use colspan option to factorize cells with same attributes
(see below) */
len=1;
while(x + len < _caca_width
&& (attr[len]>>4) == (attr[0]>>4) &&
(attr[len]&0x0f) == (attr[0]&0x0f))
len++;
if(len==1)
{
sprintf(buffer,
"%s<td class=b%x%x>%c</td>",buffer,
cache_attr[x+y*caca_get_width()]>>4,
cache_attr[x+y*caca_get_width()]&0x0f,
cache_char[x+y*caca_get_width()]);
}
else
{
sprintf(buffer,
"%s<td class=b%x%x colspan=%d>",buffer,
cache_attr[x+y*caca_get_width()]>> 4,
cache_attr[x+y*caca_get_width()]&0x0f,
len+1);
for(i=0;i<len;i++)
{
if(cache_char[x+y*caca_get_width()]!=' ')
sprintf(buffer, "%s%c", buffer,cache_char[x+y*caca_get_width()]);
else
sprintf(buffer, "%s&nbsp;",buffer);
x++;
}
sprintf(buffer, "%s</td>",buffer);
}
}
sprintf(buffer, "%s</tr>\n",buffer);
}

@@ -1900,99 +1900,60 @@ char* caca_get_html(void)
*/
char* caca_get_html3(void)
{
char *buffer;
unsigned int x,y;
char *buffer, *cur;
unsigned int x, y, len;

/* 13000 -> css palette
40 -> max size used for a pixel (plus 10, never know)*/
buffer = malloc((13000 + ((_caca_width*_caca_height)*40))*sizeof(char));
* 40 -> max size used for a pixel (plus 10, never know)*/
/* FIXME: Check this value */
buffer = malloc((13000 + ((_caca_width*_caca_height) * 40)) * sizeof(char));
cur = buffer;

/* Table */
sprintf(buffer, "<table cols='%d' cellpadding='0' cellspacing='0'>\n", caca_get_height());

for(y=0;y<_caca_height;y++)
{
sprintf(buffer,
"%s<tr>",buffer);

for(x=0;x<_caca_width;x++)
{
int len;
int i;
uint8_t *attr = cache_attr + x + y * _caca_width;

/* Use colspan option to factorize cells with same attributes
(see below) */
len=1;
while(x + len < _caca_width
&& (attr[len]>>4) == (attr[0]>>4) &&
(attr[len]&0x0f) == (attr[0]&0x0f))
len++;
if(len==1)
{
sprintf(buffer,
"%s<td bgcolor=#%06X ><font color='#%06X'>%c</font></td>", buffer,
html_palette[cache_attr[x+y*caca_get_width()]>>4],
html_palette[cache_attr[x+y*caca_get_width()]&0x0f],
cache_char[x+y*caca_get_width()]);
}
else
{
sprintf(buffer,
"%s<td bgcolor=#%06X colspan=%d><font color='#%06X'>",buffer,
html_palette[cache_attr[x+y*caca_get_width()]>> 4],
len+1,
html_palette[cache_attr[x+y*caca_get_width()]&0x0f]);
for(i=0;i<len;i++)
{
if(cache_char[x+y*caca_get_width()]!=' ')
sprintf(buffer, "%s%c", buffer, cache_char[x+y*caca_get_width()]);
else
sprintf(buffer, "%s&nbsp;", buffer);
x++;
}
sprintf(buffer, "%s</font></td>", buffer);
}

}
sprintf(buffer, "%s</tr>\n",buffer);
}
cur += sprintf(cur, "<div cellpadding='0' cellspacing='0' style='%s'>\n",
"font-family: monospace, fixed; font-weight: bold;");

for(y = 0; y < _caca_height; y++)
{
for(x = 0; x < _caca_width; x += len)
{
uint8_t *cur_attr = cache_attr + y * _caca_width;
uint8_t *cur_char = cache_char + y * _caca_width;

cur += sprintf(cur,
"<span style=\"color: #%03X; background-color: #%03X\">",
html_palette[cur_attr[x] & 0x0f],
html_palette[cur_attr[x] >> 4]);

for(len = 0;
x + len < _caca_width && cur_attr[x + len] == cur_attr[x];
len++)
{
if(cur_char[x + len] == ' ')
cur += sprintf(cur, "&nbsp;");
else
cur += sprintf(cur, "%c", cur_char[x + len]);
}
cur += sprintf(cur, "</span>");
}
cur += sprintf(cur, "<br />\n");
}

/* Footer */
sprintf(buffer, "%s</table>\n",buffer);
cur += sprintf(cur, "</div>\n");

/* Crop to really used size */
buffer = realloc(buffer, (strlen(buffer)+1) * sizeof(char));
buffer = realloc(buffer, (strlen(buffer) + 1) * sizeof(char));

return buffer;
}


static int const irc_palette[] =
{
/* Dark */
1,
2,
3,
10,
5,
6,
7,
14,
/* Light */
1,
12,
9,
11,
4,
13,
8,
16,
/* Dark */
1, 2, 3, 10, 5, 6, 7, 14,
/* Light */
1, 12, 9, 11, 4, 13, 8, 16,
};


@@ -2010,45 +1971,45 @@ char* caca_get_irc(void)
unsigned int x, y;
/* 15 bytes assumed for max length per pixel */
buffer = malloc(((_caca_width*_caca_height*15)+1)*sizeof(char));
sprintf(buffer,"%%O");
sprintf(buffer, "%%O");

for(y=0;y<_caca_height;y++)
{
for(x=0;x<_caca_width;x++)
{
if(cache_char[x+y*caca_get_width()] == ' ')
{
sprintf(buffer,
"%s%%C%d,%d%c", buffer,
irc_palette[cache_attr[x+y*caca_get_width()]>>4],
irc_palette[cache_attr[x+y*caca_get_width()]>>4],
'#');
}
else if(cache_char[x+y*caca_get_width()] == '%')
{
sprintf(buffer,
"%s%%C%d,%d%%%%", buffer,
irc_palette[cache_attr[x+y*caca_get_width()]&0x0f],
irc_palette[cache_attr[x+y*caca_get_width()]>> 4]);
}
else if(cache_char[x+y*caca_get_width()]>='0' && cache_char[x+y*caca_get_width()]<='9')
{
sprintf(buffer,
"%s%%C%d,%d%%B%%B%c", buffer,
irc_palette[cache_attr[x+y*caca_get_width()]&0x0f],
irc_palette[cache_attr[x+y*caca_get_width()]>> 4],
cache_char[x+y*caca_get_width()]);
}
for(y = 0; y < _caca_height; y++)
{
for(x = 0; x < _caca_width; x++)
{
if(cache_char[x+y*caca_get_width()] == ' ')
{
sprintf(buffer,
"%s%%C%d,%d%c", buffer,
irc_palette[cache_attr[x+y*caca_get_width()]>>4],
irc_palette[cache_attr[x+y*caca_get_width()]>>4],
'#');
}
else if(cache_char[x+y*caca_get_width()] == '%')
{
sprintf(buffer,
"%s%%C%d,%d%%%%", buffer,
irc_palette[cache_attr[x+y*caca_get_width()]&0x0f],
irc_palette[cache_attr[x+y*caca_get_width()]>> 4]);
}
else if(cache_char[x+y*caca_get_width()]>='0' && cache_char[x+y*caca_get_width()]<='9')
{
sprintf(buffer,
"%s%%C%d,%d%%B%%B%c", buffer,
irc_palette[cache_attr[x+y*caca_get_width()]&0x0f],
irc_palette[cache_attr[x+y*caca_get_width()]>> 4],
cache_char[x+y*caca_get_width()]);
}
else
{
sprintf(buffer,
"%s%%C%d,%d%c", buffer,
irc_palette[cache_attr[x+y*caca_get_width()]&0x0f],
irc_palette[cache_attr[x+y*caca_get_width()]>> 4],
cache_char[x+y*caca_get_width()]);
}
}
{
sprintf(buffer,
"%s%%C%d,%d%c", buffer,
irc_palette[cache_attr[x+y*caca_get_width()]&0x0f],
irc_palette[cache_attr[x+y*caca_get_width()]>> 4],
cache_char[x+y*caca_get_width()]);
}
}
sprintf(buffer, "%s\n", buffer);
}


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