IOQ3 commit 2230
This commit is contained in:
Richard Allen
parent
413bbc7f93
commit
33defbaea3
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@ -92,55 +92,52 @@ static fontInfo_t registeredFont[MAX_FONTS];
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#ifdef BUILD_FREETYPE
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void R_GetGlyphInfo(FT_GlyphSlot glyph, int *left, int *right, int *width, int *top, int *bottom, int *height, int *pitch) {
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*left = _FLOOR( glyph->metrics.horiBearingX );
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*right = _CEIL( glyph->metrics.horiBearingX + glyph->metrics.width );
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*width = _TRUNC(*right - *left);
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*left = _FLOOR( glyph->metrics.horiBearingX );
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*right = _CEIL( glyph->metrics.horiBearingX + glyph->metrics.width );
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*width = _TRUNC(*right - *left);
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*top = _CEIL( glyph->metrics.horiBearingY );
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*bottom = _FLOOR( glyph->metrics.horiBearingY - glyph->metrics.height );
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*height = _TRUNC( *top - *bottom );
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*pitch = ( qtrue ? (*width+3) & -4 : (*width+7) >> 3 );
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*top = _CEIL( glyph->metrics.horiBearingY );
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*bottom = _FLOOR( glyph->metrics.horiBearingY - glyph->metrics.height );
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*height = _TRUNC( *top - *bottom );
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*pitch = ( qtrue ? (*width+3) & -4 : (*width+7) >> 3 );
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}
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FT_Bitmap *R_RenderGlyph(FT_GlyphSlot glyph, glyphInfo_t* glyphOut) {
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FT_Bitmap *bit2;
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int left, right, width, top, bottom, height, pitch, size;
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FT_Bitmap *bit2;
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int left, right, width, top, bottom, height, pitch, size;
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R_GetGlyphInfo(glyph, &left, &right, &width, &top, &bottom, &height, &pitch);
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R_GetGlyphInfo(glyph, &left, &right, &width, &top, &bottom, &height, &pitch);
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if ( glyph->format == ft_glyph_format_outline ) {
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size = pitch*height;
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if ( glyph->format == ft_glyph_format_outline ) {
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size = pitch*height;
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bit2 = ri.Malloc(sizeof(FT_Bitmap));
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bit2 = ri.Malloc(sizeof(FT_Bitmap));
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bit2->width = width;
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bit2->rows = height;
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bit2->pitch = pitch;
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bit2->pixel_mode = ft_pixel_mode_grays;
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//bit2->pixel_mode = ft_pixel_mode_mono;
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bit2->buffer = ri.Malloc(pitch*height);
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bit2->num_grays = 256;
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bit2->width = width;
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bit2->rows = height;
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bit2->pitch = pitch;
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bit2->pixel_mode = ft_pixel_mode_grays;
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//bit2->pixel_mode = ft_pixel_mode_mono;
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bit2->buffer = ri.Malloc(pitch*height);
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bit2->num_grays = 256;
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Com_Memset( bit2->buffer, 0, size );
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Com_Memset( bit2->buffer, 0, size );
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FT_Outline_Translate( &glyph->outline, -left, -bottom );
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FT_Outline_Translate( &glyph->outline, -left, -bottom );
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FT_Outline_Get_Bitmap( ftLibrary, &glyph->outline, bit2 );
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FT_Outline_Get_Bitmap( ftLibrary, &glyph->outline, bit2 );
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glyphOut->height = height;
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glyphOut->pitch = pitch;
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glyphOut->top = (glyph->metrics.horiBearingY >> 6) + 1;
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glyphOut->bottom = bottom;
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glyphOut->height = height;
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glyphOut->pitch = pitch;
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glyphOut->top = (glyph->metrics.horiBearingY >> 6) + 1;
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glyphOut->bottom = bottom;
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return bit2;
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}
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else {
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ri.Printf(PRINT_ALL, "Non-outline fonts are not supported\n");
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}
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return NULL;
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return bit2;
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} else {
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ri.Printf(PRINT_ALL, "Non-outline fonts are not supported\n");
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}
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return NULL;
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}
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void WriteTGA (char *filename, byte *data, int width, int height) {
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@ -192,62 +189,62 @@ void WriteTGA (char *filename, byte *data, int width, int height) {
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}
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static glyphInfo_t *RE_ConstructGlyphInfo(unsigned char *imageOut, int *xOut, int *yOut, int *maxHeight, FT_Face face, const unsigned char c, qboolean calcHeight) {
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int i;
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static glyphInfo_t glyph;
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unsigned char *src, *dst;
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float scaled_width, scaled_height;
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FT_Bitmap *bitmap = NULL;
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int i;
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static glyphInfo_t glyph;
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unsigned char *src, *dst;
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float scaled_width, scaled_height;
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FT_Bitmap *bitmap = NULL;
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Com_Memset(&glyph, 0, sizeof(glyphInfo_t));
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// make sure everything is here
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if (face != NULL) {
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FT_Load_Glyph(face, FT_Get_Char_Index( face, c), FT_LOAD_DEFAULT );
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bitmap = R_RenderGlyph(face->glyph, &glyph);
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if (bitmap) {
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glyph.xSkip = (face->glyph->metrics.horiAdvance >> 6) + 1;
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} else {
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return &glyph;
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}
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Com_Memset(&glyph, 0, sizeof(glyphInfo_t));
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// make sure everything is here
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if (face != NULL) {
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FT_Load_Glyph(face, FT_Get_Char_Index( face, c), FT_LOAD_DEFAULT );
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bitmap = R_RenderGlyph(face->glyph, &glyph);
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if (bitmap) {
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glyph.xSkip = (face->glyph->metrics.horiAdvance >> 6) + 1;
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} else {
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return &glyph;
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}
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if (glyph.height > *maxHeight) {
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*maxHeight = glyph.height;
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}
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if (glyph.height > *maxHeight) {
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*maxHeight = glyph.height;
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}
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if (calcHeight) {
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ri.Free(bitmap->buffer);
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ri.Free(bitmap);
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return &glyph;
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}
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if (calcHeight) {
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ri.Free(bitmap->buffer);
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ri.Free(bitmap);
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return &glyph;
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}
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/*
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// need to convert to power of 2 sizes so we do not get
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// any scaling from the gl upload
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for (scaled_width = 1 ; scaled_width < glyph.pitch ; scaled_width<<=1)
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;
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for (scaled_height = 1 ; scaled_height < glyph.height ; scaled_height<<=1)
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;
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// need to convert to power of 2 sizes so we do not get
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// any scaling from the gl upload
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for (scaled_width = 1 ; scaled_width < glyph.pitch ; scaled_width<<=1)
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;
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for (scaled_height = 1 ; scaled_height < glyph.height ; scaled_height<<=1)
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;
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*/
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scaled_width = glyph.pitch;
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scaled_height = glyph.height;
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scaled_width = glyph.pitch;
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scaled_height = glyph.height;
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// we need to make sure we fit
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if (*xOut + scaled_width + 1 >= 255) {
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*xOut = 0;
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*yOut += *maxHeight + 1;
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}
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// we need to make sure we fit
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if (*xOut + scaled_width + 1 >= 255) {
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*xOut = 0;
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*yOut += *maxHeight + 1;
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}
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if (*yOut + *maxHeight + 1 >= 255) {
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*yOut = -1;
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*xOut = -1;
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ri.Free(bitmap->buffer);
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ri.Free(bitmap);
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return &glyph;
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}
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if (*yOut + *maxHeight + 1 >= 255) {
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*yOut = -1;
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*xOut = -1;
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ri.Free(bitmap->buffer);
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ri.Free(bitmap);
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return &glyph;
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}
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src = bitmap->buffer;
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dst = imageOut + (*yOut * 256) + *xOut;
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src = bitmap->buffer;
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dst = imageOut + (*yOut * 256) + *xOut;
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if (bitmap->pixel_mode == ft_pixel_mode_mono) {
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for (i = 0; i < glyph.height; i++) {
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@ -264,7 +261,7 @@ static glyphInfo_t *RE_ConstructGlyphInfo(unsigned char *imageOut, int *xOut, in
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*_dst = 0xff;
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}
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mask >>= 1;
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if ( mask == 0 ) {
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mask = 0x80;
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}
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@ -273,33 +270,32 @@ static glyphInfo_t *RE_ConstructGlyphInfo(unsigned char *imageOut, int *xOut, in
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src += glyph.pitch;
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dst += 256;
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}
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} else {
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for (i = 0; i < glyph.height; i++) {
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Com_Memcpy(dst, src, glyph.pitch);
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src += glyph.pitch;
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for (i = 0; i < glyph.height; i++) {
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Com_Memcpy(dst, src, glyph.pitch);
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src += glyph.pitch;
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dst += 256;
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}
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}
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}
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// we now have an 8 bit per pixel grey scale bitmap
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// that is width wide and pf->ftSize->metrics.y_ppem tall
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// we now have an 8 bit per pixel grey scale bitmap
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// that is width wide and pf->ftSize->metrics.y_ppem tall
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glyph.imageHeight = scaled_height;
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glyph.imageWidth = scaled_width;
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glyph.s = (float)*xOut / 256;
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glyph.t = (float)*yOut / 256;
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glyph.s2 = glyph.s + (float)scaled_width / 256;
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glyph.t2 = glyph.t + (float)scaled_height / 256;
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glyph.imageHeight = scaled_height;
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glyph.imageWidth = scaled_width;
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glyph.s = (float)*xOut / 256;
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glyph.t = (float)*yOut / 256;
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glyph.s2 = glyph.s + (float)scaled_width / 256;
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glyph.t2 = glyph.t + (float)scaled_height / 256;
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*xOut += scaled_width + 1;
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}
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*xOut += scaled_width + 1;
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}
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ri.Free(bitmap->buffer);
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ri.Free(bitmap);
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ri.Free(bitmap->buffer);
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ri.Free(bitmap);
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return &glyph;
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return &glyph;
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}
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#endif
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@ -336,26 +332,26 @@ float readFloat( void ) {
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void RE_RegisterFont(const char *fontName, int pointSize, fontInfo_t *font) {
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#ifdef BUILD_FREETYPE
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FT_Face face;
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int j, k, xOut, yOut, lastStart, imageNumber;
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int scaledSize, newSize, maxHeight, left;
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unsigned char *out, *imageBuff;
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glyphInfo_t *glyph;
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image_t *image;
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qhandle_t h;
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FT_Face face;
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int j, k, xOut, yOut, lastStart, imageNumber;
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int scaledSize, newSize, maxHeight, left;
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unsigned char *out, *imageBuff;
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glyphInfo_t *glyph;
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image_t *image;
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qhandle_t h;
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float max;
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#endif
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void *faceData;
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void *faceData;
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int i, len;
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char name[1024];
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char name[1024];
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float dpi = 72; //
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float glyphScale = 72.0f / dpi; // change the scale to be relative to 1 based on 72 dpi ( so dpi of 144 means a scale of .5 )
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if (!fontName) {
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ri.Printf(PRINT_ALL, "RE_RegisterFont: called with empty name\n");
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return;
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}
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if (!fontName) {
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ri.Printf(PRINT_ALL, "RE_RegisterFont: called with empty name\n");
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return;
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}
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if (pointSize <= 0) {
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pointSize = 12;
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@ -366,10 +362,10 @@ void RE_RegisterFont(const char *fontName, int pointSize, fontInfo_t *font) {
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// make sure the render thread is stopped
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R_SyncRenderThread();
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if (registeredFontCount >= MAX_FONTS) {
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ri.Printf(PRINT_ALL, "RE_RegisterFont: Too many fonts registered already.\n");
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return;
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}
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if (registeredFontCount >= MAX_FONTS) {
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ri.Printf(PRINT_ALL, "RE_RegisterFont: Too many fonts registered already.\n");
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return;
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}
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Com_sprintf(name, sizeof(name), "fonts/fontImage_%i.dat",pointSize);
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for (i = 0; i < registeredFontCount; i++) {
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@ -408,127 +404,127 @@ void RE_RegisterFont(const char *fontName, int pointSize, fontInfo_t *font) {
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for (i = GLYPH_START; i < GLYPH_END; i++) {
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font->glyphs[i].glyph = RE_RegisterShaderNoMip(font->glyphs[i].shaderName);
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}
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Com_Memcpy(®isteredFont[registeredFontCount++], font, sizeof(fontInfo_t));
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Com_Memcpy(®isteredFont[registeredFontCount++], font, sizeof(fontInfo_t));
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return;
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}
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#ifndef BUILD_FREETYPE
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ri.Printf(PRINT_ALL, "RE_RegisterFont: FreeType code not available\n");
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ri.Printf(PRINT_ALL, "RE_RegisterFont: FreeType code not available\n");
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#else
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if (ftLibrary == NULL) {
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ri.Printf(PRINT_ALL, "RE_RegisterFont: FreeType not initialized.\n");
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return;
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}
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if (ftLibrary == NULL) {
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ri.Printf(PRINT_ALL, "RE_RegisterFont: FreeType not initialized.\n");
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return;
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}
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len = ri.FS_ReadFile(fontName, &faceData);
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if (len <= 0) {
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ri.Printf(PRINT_ALL, "RE_RegisterFont: Unable to read font file\n");
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return;
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}
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len = ri.FS_ReadFile(fontName, &faceData);
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if (len <= 0) {
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ri.Printf(PRINT_ALL, "RE_RegisterFont: Unable to read font file\n");
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return;
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}
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// allocate on the stack first in case we fail
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if (FT_New_Memory_Face( ftLibrary, faceData, len, 0, &face )) {
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ri.Printf(PRINT_ALL, "RE_RegisterFont: FreeType2, unable to allocate new face.\n");
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return;
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}
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// allocate on the stack first in case we fail
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if (FT_New_Memory_Face( ftLibrary, faceData, len, 0, &face )) {
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ri.Printf(PRINT_ALL, "RE_RegisterFont: FreeType2, unable to allocate new face.\n");
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return;
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}
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if (FT_Set_Char_Size( face, pointSize << 6, pointSize << 6, dpi, dpi)) {
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ri.Printf(PRINT_ALL, "RE_RegisterFont: FreeType2, Unable to set face char size.\n");
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return;
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}
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if (FT_Set_Char_Size( face, pointSize << 6, pointSize << 6, dpi, dpi)) {
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ri.Printf(PRINT_ALL, "RE_RegisterFont: FreeType2, Unable to set face char size.\n");
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return;
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}
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//*font = ®isteredFonts[registeredFontCount++];
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//*font = ®isteredFonts[registeredFontCount++];
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// make a 256x256 image buffer, once it is full, register it, clean it and keep going
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// until all glyphs are rendered
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// make a 256x256 image buffer, once it is full, register it, clean it and keep going
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// until all glyphs are rendered
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out = ri.Malloc(1024*1024);
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if (out == NULL) {
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ri.Printf(PRINT_ALL, "RE_RegisterFont: ri.Malloc failure during output image creation.\n");
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return;
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}
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Com_Memset(out, 0, 1024*1024);
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out = ri.Malloc(1024*1024);
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if (out == NULL) {
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ri.Printf(PRINT_ALL, "RE_RegisterFont: ri.Malloc failure during output image creation.\n");
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return;
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}
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Com_Memset(out, 0, 1024*1024);
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maxHeight = 0;
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maxHeight = 0;
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for (i = GLYPH_START; i < GLYPH_END; i++) {
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glyph = RE_ConstructGlyphInfo(out, &xOut, &yOut, &maxHeight, face, (unsigned char)i, qtrue);
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}
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for (i = GLYPH_START; i < GLYPH_END; i++) {
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glyph = RE_ConstructGlyphInfo(out, &xOut, &yOut, &maxHeight, face, (unsigned char)i, qtrue);
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}
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xOut = 0;
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yOut = 0;
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i = GLYPH_START;
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lastStart = i;
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imageNumber = 0;
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xOut = 0;
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yOut = 0;
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i = GLYPH_START;
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lastStart = i;
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imageNumber = 0;
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while ( i <= GLYPH_END ) {
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while ( i <= GLYPH_END ) {
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glyph = RE_ConstructGlyphInfo(out, &xOut, &yOut, &maxHeight, face, (unsigned char)i, qfalse);
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glyph = RE_ConstructGlyphInfo(out, &xOut, &yOut, &maxHeight, face, (unsigned char)i, qfalse);
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if (xOut == -1 || yOut == -1 || i == GLYPH_END) {
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// ran out of room
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// we need to create an image from the bitmap, set all the handles in the glyphs to this point
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//
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if (xOut == -1 || yOut == -1 || i == GLYPH_END) {
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// ran out of room
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// we need to create an image from the bitmap, set all the handles in the glyphs to this point
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//
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scaledSize = 256*256;
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newSize = scaledSize * 4;
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imageBuff = ri.Malloc(newSize);
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left = 0;
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max = 0;
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for ( k = 0; k < (scaledSize) ; k++ ) {
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if (max < out[k]) {
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max = out[k];
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}
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}
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scaledSize = 256*256;
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newSize = scaledSize * 4;
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imageBuff = ri.Malloc(newSize);
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left = 0;
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max = 0;
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for ( k = 0; k < (scaledSize) ; k++ ) {
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if (max < out[k]) {
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max = out[k];
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}
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}
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if (max > 0) {
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max = 255/max;
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}
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for ( k = 0; k < (scaledSize) ; k++ ) {
|
||||
imageBuff[left++] = 255;
|
||||
imageBuff[left++] = 255;
|
||||
imageBuff[left++] = 255;
|
||||
for ( k = 0; k < (scaledSize) ; k++ ) {
|
||||
imageBuff[left++] = 255;
|
||||
imageBuff[left++] = 255;
|
||||
imageBuff[left++] = 255;
|
||||
|
||||
imageBuff[left++] = ((float)out[k] * max);
|
||||
}
|
||||
imageBuff[left++] = ((float)out[k] * max);
|
||||
}
|
||||
|
||||
Com_sprintf (name, sizeof(name), "fonts/fontImage_%i_%i.tga", imageNumber++, pointSize);
|
||||
if (r_saveFontData->integer) {
|
||||
WriteTGA(name, imageBuff, 256, 256);
|
||||
WriteTGA(name, imageBuff, 256, 256);
|
||||
}
|
||||
|
||||
//Com_sprintf (name, sizeof(name), "fonts/fontImage_%i_%i", imageNumber++, pointSize);
|
||||
image = R_CreateImage(name, imageBuff, 256, 256, qfalse, qfalse, GL_CLAMP_TO_EDGE);
|
||||
h = RE_RegisterShaderFromImage(name, LIGHTMAP_2D, image, qfalse);
|
||||
for (j = lastStart; j < i; j++) {
|
||||
font->glyphs[j].glyph = h;
|
||||
//Com_sprintf (name, sizeof(name), "fonts/fontImage_%i_%i", imageNumber++, pointSize);
|
||||
image = R_CreateImage(name, imageBuff, 256, 256, qfalse, qfalse, GL_CLAMP_TO_EDGE);
|
||||
h = RE_RegisterShaderFromImage(name, LIGHTMAP_2D, image, qfalse);
|
||||
for (j = lastStart; j < i; j++) {
|
||||
font->glyphs[j].glyph = h;
|
||||
Q_strncpyz(font->glyphs[j].shaderName, name, sizeof(font->glyphs[j].shaderName));
|
||||
}
|
||||
lastStart = i;
|
||||
Com_Memset(out, 0, 1024*1024);
|
||||
xOut = 0;
|
||||
yOut = 0;
|
||||
ri.Free(imageBuff);
|
||||
}
|
||||
lastStart = i;
|
||||
Com_Memset(out, 0, 1024*1024);
|
||||
xOut = 0;
|
||||
yOut = 0;
|
||||
ri.Free(imageBuff);
|
||||
i++;
|
||||
} else {
|
||||
Com_Memcpy(&font->glyphs[i], glyph, sizeof(glyphInfo_t));
|
||||
i++;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
Com_Memcpy(&font->glyphs[i], glyph, sizeof(glyphInfo_t));
|
||||
i++;
|
||||
}
|
||||
}
|
||||
|
||||
registeredFont[registeredFontCount].glyphScale = glyphScale;
|
||||
font->glyphScale = glyphScale;
|
||||
Com_Memcpy(®isteredFont[registeredFontCount++], font, sizeof(fontInfo_t));
|
||||
Com_Memcpy(®isteredFont[registeredFontCount++], font, sizeof(fontInfo_t));
|
||||
|
||||
if (r_saveFontData->integer) {
|
||||
if (r_saveFontData->integer) {
|
||||
ri.FS_WriteFile(va("fonts/fontImage_%i.dat", pointSize), font, sizeof(fontInfo_t));
|
||||
}
|
||||
|
||||
ri.Free(out);
|
||||
|
||||
ri.FS_FreeFile(faceData);
|
||||
ri.Free(out);
|
||||
|
||||
ri.FS_FreeFile(faceData);
|
||||
#endif
|
||||
}
|
||||
|
||||
|
|
@ -536,20 +532,20 @@ void RE_RegisterFont(const char *fontName, int pointSize, fontInfo_t *font) {
|
|||
|
||||
void R_InitFreeType(void) {
|
||||
#ifdef BUILD_FREETYPE
|
||||
if (FT_Init_FreeType( &ftLibrary )) {
|
||||
ri.Printf(PRINT_ALL, "R_InitFreeType: Unable to initialize FreeType.\n");
|
||||
}
|
||||
if (FT_Init_FreeType( &ftLibrary )) {
|
||||
ri.Printf(PRINT_ALL, "R_InitFreeType: Unable to initialize FreeType.\n");
|
||||
}
|
||||
#endif
|
||||
registeredFontCount = 0;
|
||||
registeredFontCount = 0;
|
||||
}
|
||||
|
||||
|
||||
void R_DoneFreeType(void) {
|
||||
#ifdef BUILD_FREETYPE
|
||||
if (ftLibrary) {
|
||||
FT_Done_FreeType( ftLibrary );
|
||||
ftLibrary = NULL;
|
||||
}
|
||||
if (ftLibrary) {
|
||||
FT_Done_FreeType( ftLibrary );
|
||||
ftLibrary = NULL;
|
||||
}
|
||||
#endif
|
||||
registeredFontCount = 0;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue