cvar_t r_font_disable_freetype = {CVAR_SAVE, "r_font_disable_freetype", "1", "disable freetype support for fonts entirely"};
cvar_t r_font_use_alpha_textures = {CVAR_SAVE, "r_font_use_alpha_textures", "0", "use alpha-textures for font rendering, this should safe memory"};
cvar_t r_font_size_snapping = {CVAR_SAVE, "r_font_size_snapping", "1", "stick to good looking font sizes whenever possible - bad when the mod doesn't support it!"};
-cvar_t r_font_hinting = {CVAR_SAVE, "r_font_hinting", "3", "0 = no hinting, 1 = light autohinting, 2 = full autohinting, 3 = full hinting"};
-cvar_t r_font_antialias = {CVAR_SAVE, "r_font_antialias", "1", "0 = monochrome, 1 = grey" /* , 2 = rgb, 3 = bgr" */};
cvar_t r_font_kerning = {CVAR_SAVE, "r_font_kerning", "1", "Use kerning if available"};
cvar_t developer_font = {CVAR_SAVE, "developer_font", "0", "prints debug messages about fonts"};
/// FreeType library handle
static FT_Library font_ft2lib = NULL;
+#define POSTPROCESS_MAXRADIUS 8
+typedef struct
+{
+ unsigned char *buf, *buf2;
+ int bufsize, bufwidth, bufheight, bufpitch;
+ float blur, outline, shadowx, shadowy, shadowz;
+ int padding_t, padding_b, padding_l, padding_r, blurpadding_lt, blurpadding_rb, outlinepadding_t, outlinepadding_b, outlinepadding_l, outlinepadding_r;
+ unsigned char circlematrix[2*POSTPROCESS_MAXRADIUS+1][2*POSTPROCESS_MAXRADIUS+1];
+ unsigned char gausstable[2*POSTPROCESS_MAXRADIUS+1];
+}
+font_postprocess_t;
+static font_postprocess_t pp;
+
/*
====================
Font_CloseLibrary
font_ft2lib = NULL;
}
Sys_UnloadLibrary (&ft2_dll);
+ pp.buf = NULL;
}
/*
const char* dllnames [] =
{
#if defined(WIN32)
+ "libfreetype-6.dll",
"freetype6.dll",
#elif defined(MACOSX)
+ "libfreetype.6.dylib",
"libfreetype.dylib",
#else
"libfreetype.so.6",
void font_shutdown(void)
{
int i;
- for (i = 0; i < MAX_FONTS; ++i)
+ for (i = 0; i < dp_fonts.maxsize; ++i)
{
- if (dp_fonts[i].ft2)
+ if (dp_fonts.f[i].ft2)
{
- Font_UnloadFont(dp_fonts[i].ft2);
- dp_fonts[i].ft2 = NULL;
+ Font_UnloadFont(dp_fonts.f[i].ft2);
+ dp_fonts.f[i].ft2 = NULL;
}
}
Font_CloseLibrary();
Cvar_RegisterVariable(&r_font_disable_freetype);
Cvar_RegisterVariable(&r_font_use_alpha_textures);
Cvar_RegisterVariable(&r_font_size_snapping);
- Cvar_RegisterVariable(&r_font_hinting);
- Cvar_RegisterVariable(&r_font_antialias);
Cvar_RegisterVariable(&r_font_kerning);
Cvar_RegisterVariable(&developer_font);
+
+ // let's open it at startup already
+ Font_OpenLibrary();
}
/*
{
if (!ft2_dll)
return NULL;
- return Mem_Alloc(font_mempool, sizeof(ft2_font_t));
+ return (ft2_font_t *)Mem_Alloc(font_mempool, sizeof(ft2_font_t));
}
qboolean Font_Attach(ft2_font_t *font, ft2_attachment_t *attachment)
return true;
}
-static float Font_VirtualToRealSize(float sz)
+float Font_VirtualToRealSize(float sz)
{
- int vh, vw, si;
+ int vh;
+ //int vw;
+ int si;
float sn;
if(sz < 0)
return sz;
- vw = ((vid.width > 0) ? vid.width : vid_width.value);
+ //vw = ((vid.width > 0) ? vid.width : vid_width.value);
vh = ((vid.height > 0) ? vid.height : vid_height.value);
// now try to scale to our actual size:
sn = sz * vh / vid_conheight.value;
return si;
}
-static float Font_SnapTo(float val, float snapwidth)
+float Font_SnapTo(float val, float snapwidth)
{
- return rint(val / snapwidth) * snapwidth;
+ return floor(val / snapwidth + 0.5f) * snapwidth;
}
-static qboolean Font_LoadFile(const char *name, int _face, ft2_font_t *font);
-static qboolean Font_LoadSize(ft2_font_t *font, float size, qboolean no_texture, qboolean no_kerning);
+static qboolean Font_LoadFile(const char *name, int _face, ft2_settings_t *settings, ft2_font_t *font);
+static qboolean Font_LoadSize(ft2_font_t *font, float size, qboolean check_only);
qboolean Font_LoadFont(const char *name, dp_font_t *dpfnt)
{
int s, count, i;
break;
}
- if (!Font_LoadFile(name, dpfnt->req_face, ft2))
+ if (!Font_LoadFile(name, dpfnt->req_face, &dpfnt->settings, ft2))
{
if (i >= MAX_FONT_FALLBACKS)
{
Con_Printf("Failed to allocate font for fallback %i of font %s\n", i, name);
break;
}
- if (!Font_LoadFile(dpfnt->fallbacks[i], dpfnt->fallback_faces[i], fb))
+
+ if (!Font_LoadFile(dpfnt->fallbacks[i], dpfnt->fallback_faces[i], &dpfnt->settings, fb))
{
- Con_Printf("Failed to allocate font for fallback %i of font %s\n", i, name);
+ if(!FS_FileExists(va("%s.tga", dpfnt->fallbacks[i])))
+ if(!FS_FileExists(va("%s.png", dpfnt->fallbacks[i])))
+ if(!FS_FileExists(va("%s.jpg", dpfnt->fallbacks[i])))
+ if(!FS_FileExists(va("%s.pcx", dpfnt->fallbacks[i])))
+ Con_Printf("Failed to load font %s for fallback %i of font %s\n", dpfnt->fallbacks[i], i, name);
Mem_Free(fb);
- break;
+ continue;
}
count = 0;
- for (s = 0; s < MAX_FONT_SIZES; ++s)
+ for (s = 0; s < MAX_FONT_SIZES && dpfnt->req_sizes[s] >= 0; ++s)
{
- if (Font_LoadSize(fb, Font_VirtualToRealSize(dpfnt->req_sizes[s]), true, false))
+ if (Font_LoadSize(fb, Font_VirtualToRealSize(dpfnt->req_sizes[s]), true))
++count;
}
if (!count)
}
count = 0;
- for (s = 0; s < MAX_FONT_SIZES; ++s)
+ for (s = 0; s < MAX_FONT_SIZES && dpfnt->req_sizes[s] >= 0; ++s)
{
- if (Font_LoadSize(ft2, Font_VirtualToRealSize(dpfnt->req_sizes[s]), false, false))
+ if (Font_LoadSize(ft2, Font_VirtualToRealSize(dpfnt->req_sizes[s]), false))
++count;
}
if (!count)
return true;
}
-static qboolean Font_LoadFile(const char *name, int _face, ft2_font_t *font)
+static qboolean Font_LoadFile(const char *name, int _face, ft2_settings_t *settings, ft2_font_t *font)
{
size_t namelen;
char filename[MAX_QPATH];
return false;
}
+ font->settings = settings;
+
namelen = strlen(name);
- memcpy(filename, name, namelen);
- memcpy(filename + namelen, ".ttf", 5);
+ // try load direct file
+ memcpy(filename, name, namelen+1);
data = FS_LoadFile(filename, font_mempool, false, &datasize);
+ // try load .ttf
+ if (!data)
+ {
+ memcpy(filename + namelen, ".ttf", 5);
+ data = FS_LoadFile(filename, font_mempool, false, &datasize);
+ }
+ // try load .otf
if (!data)
{
memcpy(filename + namelen, ".otf", 5);
data = FS_LoadFile(filename, font_mempool, false, &datasize);
}
+ // try load .pfb/afm
if (!data)
{
ft2_attachment_t afm;
Font_Attach(font, &afm);
}
}
-
if (!data)
{
// FS_LoadFile being not-quiet should print an error :)
return false;
}
- Con_Printf("Loading font %s face %i...\n", filename, _face);
+ Con_DPrintf("Loading font %s face %i...\n", filename, _face);
status = qFT_New_Memory_Face(font_ft2lib, (FT_Bytes)data, datasize, _face, (FT_Face*)&font->face);
if (status && _face != 0)
_face = 0;
status = qFT_New_Memory_Face(font_ft2lib, (FT_Bytes)data, datasize, 0, (FT_Face*)&font->face);
}
+ font->data = data;
if (status)
{
Con_Printf("ERROR: can't create face for %s\n"
args.flags = FT_OPEN_MEMORY;
args.memory_base = (const FT_Byte*)font->attachments[i].data;
args.memory_size = font->attachments[i].size;
- if (qFT_Attach_Stream(font->face, &args))
+ if (qFT_Attach_Stream((FT_Face)font->face, &args))
Con_Printf("Failed to add attachment %u to %s\n", (unsigned)i, font->name);
}
return true;
}
+void Font_Postprocess_Update(ft2_font_t *fnt, int bpp, int w, int h)
+{
+ int needed, x, y;
+ float gausstable[2*POSTPROCESS_MAXRADIUS+1];
+ qboolean need_gauss = (!pp.buf || pp.blur != fnt->settings->blur || pp.shadowz != fnt->settings->shadowz);
+ qboolean need_circle = (!pp.buf || pp.outline != fnt->settings->outline || pp.shadowx != fnt->settings->shadowx || pp.shadowy != fnt->settings->shadowy);
+ pp.blur = fnt->settings->blur;
+ pp.outline = fnt->settings->outline;
+ pp.shadowx = fnt->settings->shadowx;
+ pp.shadowy = fnt->settings->shadowy;
+ pp.shadowz = fnt->settings->shadowz;
+ pp.outlinepadding_l = bound(0, ceil(pp.outline - pp.shadowx), POSTPROCESS_MAXRADIUS);
+ pp.outlinepadding_r = bound(0, ceil(pp.outline + pp.shadowx), POSTPROCESS_MAXRADIUS);
+ pp.outlinepadding_t = bound(0, ceil(pp.outline - pp.shadowy), POSTPROCESS_MAXRADIUS);
+ pp.outlinepadding_b = bound(0, ceil(pp.outline + pp.shadowy), POSTPROCESS_MAXRADIUS);
+ pp.blurpadding_lt = bound(0, ceil(pp.blur - pp.shadowz), POSTPROCESS_MAXRADIUS);
+ pp.blurpadding_rb = bound(0, ceil(pp.blur + pp.shadowz), POSTPROCESS_MAXRADIUS);
+ pp.padding_l = pp.blurpadding_lt + pp.outlinepadding_l;
+ pp.padding_r = pp.blurpadding_rb + pp.outlinepadding_r;
+ pp.padding_t = pp.blurpadding_lt + pp.outlinepadding_t;
+ pp.padding_b = pp.blurpadding_rb + pp.outlinepadding_b;
+ if(need_gauss)
+ {
+ float sum = 0;
+ for(x = -POSTPROCESS_MAXRADIUS; x <= POSTPROCESS_MAXRADIUS; ++x)
+ gausstable[POSTPROCESS_MAXRADIUS+x] = (pp.blur > 0 ? exp(-(pow(x + pp.shadowz, 2))/(pp.blur*pp.blur * 2)) : (floor(x + pp.shadowz + 0.5) == 0));
+ for(x = -pp.blurpadding_rb; x <= pp.blurpadding_lt; ++x)
+ sum += gausstable[POSTPROCESS_MAXRADIUS+x];
+ for(x = -POSTPROCESS_MAXRADIUS; x <= POSTPROCESS_MAXRADIUS; ++x)
+ pp.gausstable[POSTPROCESS_MAXRADIUS+x] = floor(gausstable[POSTPROCESS_MAXRADIUS+x] / sum * 255 + 0.5);
+ }
+ if(need_circle)
+ {
+ for(y = -POSTPROCESS_MAXRADIUS; y <= POSTPROCESS_MAXRADIUS; ++y)
+ for(x = -POSTPROCESS_MAXRADIUS; x <= POSTPROCESS_MAXRADIUS; ++x)
+ {
+ float d = pp.outline + 1 - sqrt(pow(x + pp.shadowx, 2) + pow(y + pp.shadowy, 2));
+ pp.circlematrix[POSTPROCESS_MAXRADIUS+y][POSTPROCESS_MAXRADIUS+x] = (d >= 1) ? 255 : (d <= 0) ? 0 : floor(d * 255 + 0.5);
+ }
+ }
+ pp.bufwidth = w + pp.padding_l + pp.padding_r;
+ pp.bufheight = h + pp.padding_t + pp.padding_b;
+ pp.bufpitch = pp.bufwidth;
+ needed = pp.bufwidth * pp.bufheight;
+ if(!pp.buf || pp.bufsize < needed * 2)
+ {
+ if(pp.buf)
+ Mem_Free(pp.buf);
+ pp.bufsize = needed * 4;
+ pp.buf = (unsigned char *)Mem_Alloc(font_mempool, pp.bufsize);
+ pp.buf2 = pp.buf + needed;
+ }
+}
+
+void Font_Postprocess(ft2_font_t *fnt, unsigned char *imagedata, int pitch, int bpp, int w, int h, int *pad_l, int *pad_r, int *pad_t, int *pad_b)
+{
+ int x, y;
+ Font_Postprocess_Update(fnt, bpp, w, h);
+ if(imagedata)
+ {
+ // enlarge buffer
+
+ // perform operation, not exceeding the passed padding values,
+ // but possibly reducing them
+ *pad_l = min(*pad_l, pp.padding_l);
+ *pad_r = min(*pad_r, pp.padding_r);
+ *pad_t = min(*pad_t, pp.padding_t);
+ *pad_b = min(*pad_b, pp.padding_b);
+
+ // calculate gauss table
+
+ // outline the font (RGBA only)
+ if(bpp == 4 && (pp.outline > 0 || pp.blur > 0 || pp.shadowx != 0 || pp.shadowy != 0 || pp.shadowz != 0)) // we can only do this in BGRA
+ {
+ // this is like mplayer subtitle rendering
+ // bbuffer, bitmap buffer: this is our font
+ // abuffer, alpha buffer: this is pp.buf
+ // tmp: this is pp.buf2
+
+ // create outline buffer
+ memset(pp.buf, 0, pp.bufwidth * pp.bufheight);
+ for(y = -*pad_t; y < h + *pad_b; ++y)
+ for(x = -*pad_l; x < w + *pad_r; ++x)
+ {
+ int x1 = max(-x, -pp.outlinepadding_r);
+ int y1 = max(-y, -pp.outlinepadding_b);
+ int x2 = min(pp.outlinepadding_l, w-1-x);
+ int y2 = min(pp.outlinepadding_t, h-1-y);
+ int mx, my;
+ int cur = 0;
+ int highest = 0;
+ for(my = y1; my <= y2; ++my)
+ for(mx = x1; mx <= x2; ++mx)
+ {
+ cur = pp.circlematrix[POSTPROCESS_MAXRADIUS+my][POSTPROCESS_MAXRADIUS+mx] * (int)imagedata[(x+mx) * bpp + pitch * (y+my) + (bpp - 1)];
+ if(cur > highest)
+ highest = cur;
+ }
+ pp.buf[((x + pp.padding_l) + pp.bufpitch * (y + pp.padding_t))] = (highest + 128) / 255;
+ }
+
+ // blur the outline buffer
+ if(pp.blur > 0 || pp.shadowz != 0)
+ {
+ // horizontal blur
+ for(y = 0; y < pp.bufheight; ++y)
+ for(x = 0; x < pp.bufwidth; ++x)
+ {
+ int x1 = max(-x, -pp.blurpadding_rb);
+ int x2 = min(pp.blurpadding_lt, pp.bufwidth-1-x);
+ int mx;
+ int blurred = 0;
+ for(mx = x1; mx <= x2; ++mx)
+ blurred += pp.gausstable[POSTPROCESS_MAXRADIUS+mx] * (int)pp.buf[(x+mx) + pp.bufpitch * y];
+ pp.buf2[x + pp.bufpitch * y] = bound(0, blurred, 65025) / 255;
+ }
+
+ // vertical blur
+ for(y = 0; y < pp.bufheight; ++y)
+ for(x = 0; x < pp.bufwidth; ++x)
+ {
+ int y1 = max(-y, -pp.blurpadding_rb);
+ int y2 = min(pp.blurpadding_lt, pp.bufheight-1-y);
+ int my;
+ int blurred = 0;
+ for(my = y1; my <= y2; ++my)
+ blurred += pp.gausstable[POSTPROCESS_MAXRADIUS+my] * (int)pp.buf2[x + pp.bufpitch * (y+my)];
+ pp.buf[x + pp.bufpitch * y] = bound(0, blurred, 65025) / 255;
+ }
+ }
+
+ // paste the outline below the font
+ for(y = -*pad_t; y < h + *pad_b; ++y)
+ for(x = -*pad_l; x < w + *pad_r; ++x)
+ {
+ unsigned char outlinealpha = pp.buf[(x + pp.padding_l) + pp.bufpitch * (y + pp.padding_t)];
+ if(outlinealpha > 0)
+ {
+ unsigned char oldalpha = imagedata[x * bpp + pitch * y + (bpp - 1)];
+ // a' = 1 - (1 - a1) (1 - a2)
+ unsigned char newalpha = 255 - ((255 - (int)outlinealpha) * (255 - (int)oldalpha)) / 255; // this is >= oldalpha
+ // c' = (a2 c2 - a1 a2 c1 + a1 c1) / a' = (a2 c2 + a1 (1 - a2) c1) / a'
+ unsigned char oldfactor = (255 * (int)oldalpha) / newalpha;
+ //unsigned char outlinefactor = ((255 - oldalpha) * (int)outlinealpha) / newalpha;
+ int i;
+ for(i = 0; i < bpp-1; ++i)
+ {
+ unsigned char c = imagedata[x * bpp + pitch * y + i];
+ c = (c * (int)oldfactor) / 255 /* + outlinecolor[i] * (int)outlinefactor */;
+ imagedata[x * bpp + pitch * y + i] = c;
+ }
+ imagedata[x * bpp + pitch * y + (bpp - 1)] = newalpha;
+ }
+ //imagedata[x * bpp + pitch * y + (bpp - 1)] |= 0x80;
+ }
+ }
+ }
+ else
+ {
+ // just calculate parameters
+ *pad_l = pp.padding_l;
+ *pad_r = pp.padding_r;
+ *pad_t = pp.padding_t;
+ *pad_b = pp.padding_b;
+ }
+}
+
+static float Font_SearchSize(ft2_font_t *font, FT_Face fontface, float size);
static qboolean Font_LoadMap(ft2_font_t *font, ft2_font_map_t *mapstart, Uchar _ch, ft2_font_map_t **outmap);
-static qboolean Font_LoadSize(ft2_font_t *font, float size, qboolean no_texture, qboolean no_kerning)
+static qboolean Font_LoadSize(ft2_font_t *font, float size, qboolean check_only)
{
int map_index;
ft2_font_map_t *fmap, temp;
+ int gpad_l, gpad_r, gpad_t, gpad_b;
if (!(size > 0.001f && size < 1000.0f))
size = 0;
if (size < 2) // bogus sizes are not allowed - and they screw up our allocations
return false;
- if (!no_texture)
+ for (map_index = 0; map_index < MAX_FONT_SIZES; ++map_index)
{
- for (map_index = 0; map_index < MAX_FONT_SIZES; ++map_index)
- {
- if (!font->font_maps[map_index])
- break;
- // if a similar size has already been loaded, ignore this one
- //abs(font->font_maps[map_index]->size - size) < 4
- if (font->font_maps[map_index]->size == size)
- return true;
- }
+ if (!font->font_maps[map_index])
+ break;
+ // if a similar size has already been loaded, ignore this one
+ //abs(font->font_maps[map_index]->size - size) < 4
+ if (font->font_maps[map_index]->size == size)
+ return true;
+ }
- if (map_index >= MAX_FONT_SIZES)
- return false;
+ if (map_index >= MAX_FONT_SIZES)
+ return false;
- memset(&temp, 0, sizeof(temp));
- temp.size = size;
- temp.glyphSize = CeilPowerOf2(size*2);
- temp.sfx = (1.0/64.0)/(double)size;
- temp.sfy = (1.0/64.0)/(double)size;
- temp.intSize = -1; // negative value: LoadMap must search now :)
- if (!Font_LoadMap(font, &temp, 0, &fmap))
- {
- Con_Printf("ERROR: can't load the first character map for %s\n"
- "This is fatal\n",
- font->name);
- Font_UnloadFont(font);
- return false;
- }
- font->font_maps[map_index] = temp.next;
+ if (check_only) {
+ FT_Face fontface;
+ if (font->image_font)
+ fontface = (FT_Face)font->next->face;
+ else
+ fontface = (FT_Face)font->face;
+ return (Font_SearchSize(font, fontface, size) > 0);
+ }
- fmap->sfx = temp.sfx;
- fmap->sfy = temp.sfy;
+ Font_Postprocess(font, NULL, 0, 4, size*2, size*2, &gpad_l, &gpad_r, &gpad_t, &gpad_b);
+
+ memset(&temp, 0, sizeof(temp));
+ temp.size = size;
+ temp.glyphSize = CeilPowerOf2(size*2 + max(gpad_l + gpad_r, gpad_t + gpad_b));
+ temp.sfx = (1.0/64.0)/(double)size;
+ temp.sfy = (1.0/64.0)/(double)size;
+ temp.intSize = -1; // negative value: LoadMap must search now :)
+ if (!Font_LoadMap(font, &temp, 0, &fmap))
+ {
+ Con_Printf("ERROR: can't load the first character map for %s\n"
+ "This is fatal\n",
+ font->name);
+ Font_UnloadFont(font);
+ return false;
}
- if (!no_kerning)
+ font->font_maps[map_index] = temp.next;
+
+ fmap->sfx = temp.sfx;
+ fmap->sfy = temp.sfy;
+
+ // load the default kerning vector:
+ if (font->has_kerning)
{
- // load the default kerning vector:
- if (font->has_kerning)
+ Uchar l, r;
+ FT_Vector kernvec;
+ for (l = 0; l < 256; ++l)
{
- Uchar l, r;
- FT_Vector kernvec;
- for (l = 0; l < 256; ++l)
+ for (r = 0; r < 256; ++r)
{
- for (r = 0; r < 256; ++r)
+ FT_ULong ul, ur;
+ ul = qFT_Get_Char_Index((FT_Face)font->face, l);
+ ur = qFT_Get_Char_Index((FT_Face)font->face, r);
+ if (qFT_Get_Kerning((FT_Face)font->face, ul, ur, FT_KERNING_DEFAULT, &kernvec))
{
- FT_ULong ul, ur;
- ul = qFT_Get_Char_Index(font->face, l);
- ur = qFT_Get_Char_Index(font->face, r);
- if (qFT_Get_Kerning(font->face, ul, ur, FT_KERNING_DEFAULT, &kernvec))
- {
- fmap->kerning.kerning[l][r][0] = 0;
- fmap->kerning.kerning[l][r][1] = 0;
- }
- else
- {
- fmap->kerning.kerning[l][r][0] = Font_SnapTo((kernvec.x / 64.0) / fmap->size, 1 / fmap->size);
- fmap->kerning.kerning[l][r][1] = Font_SnapTo((kernvec.y / 64.0) / fmap->size, 1 / fmap->size);
- }
+ fmap->kerning.kerning[l][r][0] = 0;
+ fmap->kerning.kerning[l][r][1] = 0;
+ }
+ else
+ {
+ fmap->kerning.kerning[l][r][0] = Font_SnapTo((kernvec.x / 64.0) / fmap->size, 1 / fmap->size);
+ fmap->kerning.kerning[l][r][1] = Font_SnapTo((kernvec.y / 64.0) / fmap->size, 1 / fmap->size);
}
}
}
}
-
return true;
}
int Font_IndexForSize(ft2_font_t *font, float _fsize, float *outw, float *outh)
{
int match = -1;
- int value = 1000000;
- int nval;
+ float value = 1000000;
+ float nval;
int matchsize = -10000;
int m;
float fsize_x, fsize_y;
if (!maps[m])
continue;
// "round up" to the bigger size if two equally-valued matches exist
- nval = 0.5 * (abs(maps[m]->size - fsize_x) + abs(maps[m]->size - fsize_y));
+ nval = 0.5 * (fabs(maps[m]->size - fsize_x) + fabs(maps[m]->size - fsize_y));
if (match == -1 || nval < value || (nval == value && matchsize < maps[m]->size))
{
value = nval;
Con_Printf("Failed to get kerning for %s\n", font->name);
return false;
}
- ul = qFT_Get_Char_Index(font->face, left);
- ur = qFT_Get_Char_Index(font->face, right);
- if (qFT_Get_Kerning(font->face, ul, ur, FT_KERNING_DEFAULT, &kernvec))
+ ul = qFT_Get_Char_Index((FT_Face)font->face, left);
+ ur = qFT_Get_Char_Index((FT_Face)font->face, right);
+ if (qFT_Get_Kerning((FT_Face)font->face, ul, ur, FT_KERNING_DEFAULT, &kernvec))
{
if (outx) *outx = Font_SnapTo(kernvec.x * fmap->sfx, 1 / fmap->size);// * (w / (float)fmap->size);
if (outy) *outy = Font_SnapTo(kernvec.y * fmap->sfy, 1 / fmap->size);// * (h / (float)fmap->size);
void Font_UnloadFont(ft2_font_t *font)
{
int i;
+
+ // unload fallbacks
+ if(font->next)
+ Font_UnloadFont(font->next);
+
if (font->attachments && font->attachmentcount)
{
+ for (i = 0; i < (int)font->attachmentcount; ++i) {
+ if (font->attachments[i].data)
+ Mem_Free(font->attachments[i].data);
+ }
Mem_Free(font->attachments);
font->attachmentcount = 0;
font->attachments = NULL;
font->face = NULL;
}
}
+ if (font->data) {
+ Mem_Free(font->data);
+ font->data = NULL;
+ }
+}
+
+static float Font_SearchSize(ft2_font_t *font, FT_Face fontface, float size)
+{
+ float intSize = size;
+ while (1)
+ {
+ if (!Font_SetSize(font, intSize, intSize))
+ {
+ Con_Printf("ERROR: can't set size for font %s: %f ((%f))\n", font->name, size, intSize);
+ return -1;
+ }
+ if ((fontface->size->metrics.height>>6) <= size)
+ return intSize;
+ if (intSize < 2)
+ {
+ Con_Printf("ERROR: no appropriate size found for font %s: %f\n", font->name, size);
+ return -1;
+ }
+ --intSize;
+ }
}
static qboolean Font_LoadMap(ft2_font_t *font, ft2_font_map_t *mapstart, Uchar _ch, ft2_font_map_t **outmap)
int status;
int tp;
FT_Int32 load_flags;
+ int gpad_l, gpad_r, gpad_t, gpad_b;
int pitch;
int gR, gC; // glyph position: row and column
else
fontface = (FT_Face)font->face;
- switch(r_font_antialias.integer)
+ switch(font->settings->antialias)
{
case 0:
- switch(r_font_hinting.integer)
+ switch(font->settings->hinting)
{
case 0:
load_flags = FT_LOAD_NO_HINTING | FT_LOAD_NO_AUTOHINT | FT_LOAD_TARGET_MONO | FT_LOAD_MONOCHROME;
break;
default:
case 1:
- switch(r_font_hinting.integer)
+ switch(font->settings->hinting)
{
case 0:
load_flags = FT_LOAD_NO_HINTING | FT_LOAD_NO_AUTOHINT | FT_LOAD_TARGET_NORMAL;
mapstart->intSize = mapstart->size;
if (mapstart->intSize < 0)
{
+ /*
mapstart->intSize = mapstart->size;
while (1)
{
}
--mapstart->intSize;
}
+ */
+ if ((mapstart->intSize = Font_SearchSize(font, fontface, mapstart->size)) <= 0)
+ return false;
Con_DPrintf("Using size: %f for requested size %f\n", mapstart->intSize, mapstart->size);
}
return false;
}
- map = Mem_Alloc(font_mempool, sizeof(ft2_font_map_t));
+ map = (ft2_font_map_t *)Mem_Alloc(font_mempool, sizeof(ft2_font_map_t));
if (!map)
{
Con_Printf("ERROR: Out of memory when loading fontmap for %s\n", font->name);
return false;
}
+ Font_Postprocess(font, NULL, 0, bytesPerPixel, mapstart->size*2, mapstart->size*2, &gpad_l, &gpad_r, &gpad_t, &gpad_b);
+
// copy over the information
map->size = mapstart->size;
map->intSize = mapstart->intSize;
map->sfy = mapstart->sfy;
pitch = map->glyphSize * FONT_CHARS_PER_LINE * bytesPerPixel;
- data = Mem_Alloc(font_mempool, (FONT_CHAR_LINES * map->glyphSize) * pitch);
+ data = (unsigned char *)Mem_Alloc(font_mempool, (FONT_CHAR_LINES * map->glyphSize) * pitch);
if (!data)
{
Con_Printf("ERROR: Failed to allocate memory for font %s size %g\n", font->name, map->size);
unsigned char *imagedata, *dst, *src;
glyph_slot_t *mapglyph;
FT_Face face;
+ int pad_l, pad_r, pad_t, pad_b;
mapch = ch - map->start;
}
imagedata = data + gR * pitch * map->glyphSize + gC * map->glyphSize * bytesPerPixel;
+ imagedata += gpad_t * pitch + gpad_l * bytesPerPixel;
//status = qFT_Load_Char(face, ch, FT_LOAD_RENDER);
// we need the glyphIndex
- face = font->face;
+ face = (FT_Face)font->face;
usefont = NULL;
if (font->image_font && mapch == ch && img_fontmap[mapch])
{
if (!Font_SetSize(usefont, mapstart->intSize, mapstart->intSize))
continue;
// try that glyph
- face = usefont->face;
+ face = (FT_Face)usefont->face;
glyphIndex = qFT_Get_Char_Index(face, ch);
if (glyphIndex == 0)
continue;
{
//Con_Printf("failed to load fallback glyph for char %lx from font %s\n", (unsigned long)ch, font->name);
// now we let it use the "missing-glyph"-glyph
- face = font->face;
+ face = (FT_Face)font->face;
glyphIndex = 0;
}
}
if (!usefont)
{
usefont = font;
- face = font->face;
+ face = (FT_Face)font->face;
status = qFT_Load_Glyph(face, glyphIndex, FT_LOAD_RENDER | load_flags);
if (status)
{
w = bmp->width;
h = bmp->rows;
- if (w > map->glyphSize || h > map->glyphSize) {
+ if (w > (map->glyphSize - gpad_l - gpad_r) || h > (map->glyphSize - gpad_t - gpad_b)) {
Con_Printf("WARNING: Glyph %lu is too big in font %s, size %g: %i x %i\n", ch, font->name, map->size, w, h);
if (w > map->glyphSize)
- w = map->glyphSize;
+ w = map->glyphSize - gpad_l - gpad_r;
if (h > map->glyphSize)
h = map->glyphSize;
}
}
}
+ pad_l = gpad_l;
+ pad_r = gpad_r;
+ pad_t = gpad_t;
+ pad_b = gpad_b;
+ Font_Postprocess(font, imagedata, pitch, bytesPerPixel, w, h, &pad_l, &pad_r, &pad_t, &pad_b);
+
// now fill map->glyphs[ch - map->start]
mapglyph = &map->glyphs[mapch];
//double mWidth = (glyph->metrics.width >> 6) / map->size;
//double mHeight = (glyph->metrics.height >> 6) / map->size;
- mapglyph->txmin = ( (double)(gC * map->glyphSize) ) / ( (double)(map->glyphSize * FONT_CHARS_PER_LINE) );
- mapglyph->txmax = mapglyph->txmin + (double)bmp->width / ( (double)(map->glyphSize * FONT_CHARS_PER_LINE) );
- mapglyph->tymin = ( (double)(gR * map->glyphSize) ) / ( (double)(map->glyphSize * FONT_CHAR_LINES) );
- mapglyph->tymax = mapglyph->tymin + (double)bmp->rows / ( (double)(map->glyphSize * FONT_CHAR_LINES) );
+ mapglyph->txmin = ( (double)(gC * map->glyphSize) + (double)(gpad_l - pad_l) ) / ( (double)(map->glyphSize * FONT_CHARS_PER_LINE) );
+ mapglyph->txmax = mapglyph->txmin + (double)(bmp->width + pad_l + pad_r) / ( (double)(map->glyphSize * FONT_CHARS_PER_LINE) );
+ mapglyph->tymin = ( (double)(gR * map->glyphSize) + (double)(gpad_r - pad_r) ) / ( (double)(map->glyphSize * FONT_CHAR_LINES) );
+ mapglyph->tymax = mapglyph->tymin + (double)(bmp->rows + pad_t + pad_b) / ( (double)(map->glyphSize * FONT_CHAR_LINES) );
//mapglyph->vxmin = bearingX;
//mapglyph->vxmax = bearingX + mWidth;
- mapglyph->vxmin = glyph->bitmap_left / map->size;
- mapglyph->vxmax = mapglyph->vxmin + bmp->width / map->size; // don't ask
+ mapglyph->vxmin = (glyph->bitmap_left - pad_l) / map->size;
+ mapglyph->vxmax = mapglyph->vxmin + (bmp->width + pad_l + pad_r) / map->size; // don't ask
//mapglyph->vymin = -bearingY;
//mapglyph->vymax = mHeight - bearingY;
- mapglyph->vymin = -glyph->bitmap_top / map->size;
- mapglyph->vymax = mapglyph->vymin + bmp->rows / map->size;
+ mapglyph->vymin = (-glyph->bitmap_top - pad_t) / map->size;
+ mapglyph->vymax = mapglyph->vymin + (bmp->rows + pad_t + pad_b) / map->size;
//Con_Printf("dpi = %f %f (%f %d) %d %d\n", bmp->width / (mapglyph->vxmax - mapglyph->vxmin), bmp->rows / (mapglyph->vymax - mapglyph->vymin), map->size, map->glyphSize, (int)fontface->size->metrics.x_ppem, (int)fontface->size->metrics.y_ppem);
//mapglyph->advance_x = advance * usefont->size;
//mapglyph->advance_x = advance;
map->texture = R_LoadTexture2D(font_texturepool, map_identifier,
map->glyphSize * FONT_CHARS_PER_LINE,
map->glyphSize * FONT_CHAR_LINES,
- data, TEXTYPE_ALPHA, TEXF_ALPHA /*gone: | TEXF_ALWAYSPRECACHE*/ /* | TEXF_MIPMAP*/, NULL);
+ data, TEXTYPE_ALPHA, TEXF_ALPHA /*gone: | TEXF_ALWAYSPRECACHE*/ /* | TEXF_MIPMAP*/, -1, NULL);
} else {
map->texture = R_LoadTexture2D(font_texturepool, map_identifier,
map->glyphSize * FONT_CHARS_PER_LINE,
map->glyphSize * FONT_CHAR_LINES,
- data, TEXTYPE_RGBA, TEXF_ALPHA /*gone: | TEXF_ALWAYSPRECACHE*/ /* | TEXF_MIPMAP*/, NULL);
+ data, TEXTYPE_RGBA, TEXF_ALPHA /*gone: | TEXF_ALWAYSPRECACHE*/ /* | TEXF_MIPMAP*/, -1, NULL);
}
Mem_Free(data);
ft2_font_map_t *FontMap_FindForChar(ft2_font_map_t *start, Uchar ch)
{
- while (start && start->start + FONT_CHARS_PER_MAP < ch)
+ while (start && start->start + FONT_CHARS_PER_MAP <= ch)
start = start->next;
if (start && start->start > ch)
return NULL;
projects / xonotic / darkplaces.git / blobdiff