k_SRglyph_kbm_ctrl = 0x9f,
k_SRglyph_kbm_alt = 0xa0,
k_SRglyph_kbm_space = 0xa1,
- k_SRglyph_kbm_return = 0xa2
+ k_SRglyph_kbm_return = 0xa2,
+ k_SRglyph_kbm_escape = 0xa3,
+ k_SRglyph_kbm_mousemove = 0xa4
};
typedef struct font3d font3d;
return mdl_arritm( &font->glyphs, index );
}
+struct font3d_render{
+ v4f offset;
+ font3d *font;
+ const u8 *u8pch;
+ u32 variant_id;
+};
+
VG_STATIC
-float font3d_simple_draw( font3d *font, u32 variant_id, const char *text,
- camera *cam, m4x3f transform )
+void font3d_begin( font3d *font, u32 variant_id,
+ camera *cam, m4x3f transform, struct font3d_render *render )
{
- v4f offset;
- q_identity( offset );
+ q_identity( render->offset );
m4x4f prev_mtx;
-
m4x3_expand( transform, prev_mtx );
m4x4_mul( cam->mtx_prev.pv, prev_mtx, prev_mtx );
shader_model_font_uPvmPrev( prev_mtx );
shader_model_font_uMdl( transform );
- const u8 *u8str = (u8*)text;
+ render->font = font;
+ render->variant_id = variant_id;
+}
- for( u32 i=0;; i++ ){
- u32 c0 = u8str[i],
- c1;
+VG_STATIC void font3d_draw( struct font3d_render *render )
+{
+ u32 max_chars = 512;
+ while( render->u8pch && max_chars ){
+ max_chars --;
+
+ u32 c0 = *render->u8pch, c1;
+ render->u8pch ++;
if( !c0 ) break;
- ent_glyph *glyph0 = font3d_glyph( font, variant_id, c0 ),
- *glyph1;
+ ent_glyph *glyph0 = font3d_glyph( render->font, render->variant_id, c0 ),
+ *glyph1 = NULL;
/* multibyte characters */
if( c0 >= 1 && c0 < k_SRglyph_ascii_min ){
- c1 = u8str[i+1];
+ c1 = *render->u8pch;
if( !c1 ) break;
- glyph1 = font3d_glyph( font, variant_id, c1 );
+ glyph1 = font3d_glyph( render->font, render->variant_id, c1 );
}
if( c0 == k_SRglyph_ctrl_variant ){
- variant_id = c1;
- i ++;
+ render->variant_id = c1;
+ render->u8pch ++;
continue;
}
else if( c0 == k_SRglyph_ctrl_size ){
- offset[3] = (float)c1 * (1.0f/255.0f);
- i ++;
+ render->offset[3] = (float)c1 * (1.0f/255.0f);
+ render->u8pch ++;
continue;
}
else if( c0 == k_SRglyph_ctrl_baseline ){
- offset[1] = 0.0f;
+ render->offset[1] = 0.0f;
continue;
}
else if( c0 == k_SRglyph_ctrl_center ){
- if( glyph1 )
- offset[1] = (glyph1->size[1] - glyph1->size[1]*offset[3]) * 0.5f;
+ if( glyph1 ){
+ float diff = glyph1->size[1] - glyph1->size[1]*render->offset[3];
+ render->offset[1] = diff * 0.5f;
+ }
continue;
}
else if( c0 == k_SRglyph_ctrl_top ){
- if( glyph1 )
- offset[1] = glyph1->size[1] - glyph1->size[1]*offset[3];
+ if( glyph1 ){
+ float diff = glyph1->size[1] - glyph1->size[1]*render->offset[3];
+ render->offset[1] = diff;
+ }
continue;
}
if( glyph1 && (c0 == k_SRglyph_mod_square || c0 == k_SRglyph_mod_circle)){
v4f v0;
v2_sub( glyph0->size, glyph1->size, v0 );
- v2_muladds( offset, v0, -0.5f, v0 );
- v0[2] = offset[2];
- v0[3] = offset[3];
+ v2_muladds( render->offset, v0, -0.5f, v0 );
+ v0[2] = render->offset[2];
+ v0[3] = render->offset[3];
shader_model_font_uOffset( v0 );
mesh_drawn( glyph0->indice_start, glyph0->indice_count );
continue;
}
else{
- shader_model_font_uOffset( offset );
+ shader_model_font_uOffset( render->offset );
mesh_drawn( glyph0->indice_start, glyph0->indice_count );
}
- offset[0] += glyph0->size[0]*offset[3];
+ render->offset[0] += glyph0->size[0]*render->offset[3];
}
- return offset[0];
+ render->u8pch = NULL;
+}
+
+VG_STATIC
+float font3d_simple_draw( font3d *font, u32 variant_id, const char *text,
+ camera *cam, m4x3f transform )
+{
+ if( !text ) return 0.0f;
+
+ struct font3d_render render;
+ font3d_begin( font, variant_id, cam, transform, &render );
+ render.u8pch = (u8*)text;
+ font3d_draw( &render );
+ return render.offset[0];
}
VG_STATIC
float font3d_string_width( font3d *font, u32 variant_id, const char *text )
{
+ if( !text ) return 0.0f;
float width = 0.0f;
for( int i=0;; i++ ){
u32 c = text[i];