From 33bdcfb3670260248e202ba611f6f9b3d898505a Mon Sep 17 00:00:00 2001 From: Spoike Date: Tue, 14 Jul 2009 15:59:49 +0000 Subject: [PATCH] Link dynamically to freetype. git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@3278 fc73d0e0-1445-4013-8a0c-d673dee63da5 --- engine/gl/gl_font.c | 176 +++++++++++++++++++++++++++++++++++++++++--- 1 file changed, 164 insertions(+), 12 deletions(-) diff --git a/engine/gl/gl_font.c b/engine/gl/gl_font.c index 19c0cec9d..ccb1f497e 100644 --- a/engine/gl/gl_font.c +++ b/engine/gl/gl_font.c @@ -3,7 +3,6 @@ #ifdef AVAIL_FREETYPE #include "glquake.h" -#pragma comment(lib, "../libs/freetype2/objs/freetype239.lib") #include #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;