Link dynamically to freetype.

git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@3278 fc73d0e0-1445-4013-8a0c-d673dee63da5
This commit is contained in:
Spoike 2009-07-14 15:59:49 +00:00
parent a79b7f90cf
commit 33bdcfb367

View file

@ -3,7 +3,6 @@
#ifdef AVAIL_FREETYPE
#include "glquake.h"
#pragma comment(lib, "../libs/freetype2/objs/freetype239.lib")
#include <ft2build.h>
#include FT_FREETYPE_H
@ -23,6 +22,13 @@ static FT_Library fontlib;
#define GEN_CONCHAR_GLYPHS 0 //set to 0 or 1 to define whether to generate glyphs from conchars too, or if it should just draw them as glquake always used to
extern cvar_t cl_noblink;
qboolean triedtoloadfreetype;
dllhandle_t *fontmodule;
FT_Error (VARGS *pFT_Init_FreeType) (FT_Library *alibrary);
FT_Error (VARGS *pFT_Load_Char) (FT_Face face, FT_ULong char_code, FT_Int32 load_flags);
FT_Error (VARGS *pFT_Set_Pixel_Sizes) (FT_Face face, FT_UInt pixel_width, FT_UInt pixel_height);
FT_Error (VARGS *pFT_New_Face) (FT_Library library, const char *pathname, FT_Long face_index, FT_Face *aface);
FT_Error (VARGS *pFT_Done_Face) (FT_Face face);
typedef struct font_s
@ -228,7 +234,121 @@ struct charcache_s *Font_TryLoadGlyph(font_t *f, CHARIDXTYPE charidx)
}
#endif
if (FT_Load_Char(f->face, charidx, FT_LOAD_RENDER))
if (charidx >= 0xe100 && charidx <= 0xe1ff)
{
static const char *imgs[] =
{
"inv_shotgun",
"inv_sshotgun",
"inv_nailgun",
"inv_snailgun",
"inv_rlaunch",
"inv_srlaunch",
"inv_lightng",
"inv2_shotgun",
"inv2_sshotgun",
"inv2_nailgun",
"inv2_snailgun",
"inv2_rlaunch",
"inv2_srlaunch",
"inv2_lightng",
"sb_shells",
"sb_nails",
"sb_rocket",
"sb_cells",
"sb_armor1",
"sb_armor2",
"sb_armor3",
"sb_key1",
"sb_key2",
"sb_invis",
"sb_invuln",
"sb_suit",
"sb_quad",
"sb_sigil1",
"sb_sigil2",
"sb_sigil3",
"sb_sigil4",
"face1",
"face_p1",
"face2",
"face_p2",
"face3",
"face_p3",
"face4",
"face_p4",
"face5",
"face_p5",
"face_invis",
"face_invul2",
"face_inv2",
"face_quad"
};
qpic_t *wadimg;
unsigned char *src;
unsigned int img[64*64];
int nw, nh;
int x, y;
unsigned int stepx, stepy;
unsigned int srcx, srcy;
if (charidx-0xe100 >= sizeof(imgs)/sizeof(imgs[0]))
wadimg = NULL;
else
wadimg = W_SafeGetLumpName(imgs[charidx-0xe100]);
if (wadimg)
{
nh = wadimg->height;
nw = wadimg->width;
while (nh < f->charheight)
{
nh *= 2;
nw *= 2;
}
if (nh > f->charheight)
{
nw = (nw * f->charheight)/nh;
nh = f->charheight;
}
stepy = 0x10000*((float)wadimg->height/nh);
stepx = 0x10000*((float)wadimg->width/nw);
if (nh > 64)
nh = 64;
if (nw > 64)
nw = 64;
srcy = 0;
for (y = 0; y < nh; y++)
{
src = (unsigned char *)(wadimg->data);
src += wadimg->width * (srcy>>16);
srcy += stepy;
srcx = 0;
for (x = 0; x < nw; x++)
{
img[x+y*64] = d_8to24rgbtable[src[srcx>>16]];
srcx += stepx;
}
}
c = Font_LoadGlyphData(f, charidx, false, img, nw, nh, 64);
if (c)
{
c->left = 0;
c->top = f->charheight - (f->charheight - nh) - 1;
c->advance = nw;
return c;
}
}
}
if (pFT_Load_Char(f->face, charidx, FT_LOAD_RENDER))
return NULL;
slot = f->face->glyph;
@ -251,19 +371,36 @@ struct font_s *Font_LoadFont(int height, char *fontfilename)
FT_Face face;
int error;
if (!fontlib)
{
error = FT_Init_FreeType(&fontlib);
{
dllfunction_t ft2funcs[] =
{
{(void**)&pFT_Init_FreeType, "FT_Init_FreeType"},
{(void**)&pFT_Load_Char, "FT_Load_Char"},
{(void**)&pFT_Set_Pixel_Sizes, "FT_Set_Pixel_Sizes"},
{(void**)&pFT_New_Face, "FT_New_Face"},
{(void**)&pFT_Init_FreeType, "FT_Init_FreeType"},
{(void**)&pFT_Done_Face, "FT_Done_Face"},
{NULL, NULL}
};
if (triedtoloadfreetype)
return NULL;
triedtoloadfreetype = true;
fontmodule = Sys_LoadLibrary("freetype6", ft2funcs);
if (!fontmodule)
return NULL;
error = pFT_Init_FreeType(&fontlib);
if (error)
return NULL;
}
//fixme: use FT_Open_Face eventually
if (FT_New_Face(fontlib, fontfilename, 0, &face))
if (pFT_New_Face(fontlib, fontfilename, 0, &face))
{
return NULL;
}
error = FT_Set_Pixel_Sizes(face, 0, height);
error = pFT_Set_Pixel_Sizes(face, 0, height);
if (error)
{
return NULL;
@ -273,10 +410,12 @@ struct font_s *Font_LoadFont(int height, char *fontfilename)
memset(f, 0, sizeof(*f));
f->face = face;
f->charheight = height;
fontplanes.texnum[0] = GL_AllocNewTexture();
fontplanes.texnum[1] = GL_AllocNewTexture();
fontplanes.texnum[2] = GL_AllocNewTexture();
fontplanes.texnum[3] = GL_AllocNewTexture();
for (i = 0; i < FONTPLANES; i++)
{
if (!fontplanes.texnum[i])
fontplanes.texnum[i] = GL_AllocNewTexture();
}
for (i = 0; i < FONTCHARS; i++)
{
@ -287,7 +426,20 @@ struct font_s *Font_LoadFont(int height, char *fontfilename)
void Font_Free(struct font_s *f)
{
FT_Done_Face(f->face);
struct charcache_s **link;
for (link = &fontplanes.oldestchar; *link; )
{
if (*link >= f->chars && *link <= f->chars + FONTCHARS)
{
*link = (*link)->nextchar;
if (!*link)
fontplanes.newestchar = NULL;
}
else
link = &(*link)->nextchar;
}
pFT_Done_Face(f->face);
free(f);
}
@ -297,7 +449,7 @@ void GLFont_BeginString(struct font_s *font, int vx, int vy, int *px, int *py)
*py = (vy*glheight) / (float)vid.height;
}
int GLFont_CharHeight(struct font_s *font, unsigned int charcode)
int GLFont_CharHeight(struct font_s *font)
{
if (!font)
return 8;