C++ (Cpp) stbtt_GetPackedQuad Examples

Example #1

File: FontAtlas.cpp Project: aaronmjacobs/Shiny

std::vector<GlyphQuad> FontAtlas::process(const std::string &text, float *width, float *height) const {
   ASSERT(generated, "Trying to process text with font atlas that is not generated");

   std::vector<GlyphQuad> quads;
   float x = 0.0f, y = fontSize;

   for (char c : text) {
      int index = charIndex(c, glyphCategory);
      if (index < 0) {
         continue;
      }

      stbtt_aligned_quad q;
      stbtt_GetPackedQuad(packData->charData.data(), textureWidth, textureHeight, index, &x, &y, &q, 0);
      quads.push_back({ q.x0, q.y0, q.s0, q.t0, q.x1, q.y1, q.s1, q.t1 });
   }

   if (width) {
      *width = x;
   }
   if (height) {
      *height = y;
   }

   return quads;
}

Example #2

File: main.c Project: Afinostux/stb

void print(float x, float y, int font, char *text)
{
   glEnable(GL_TEXTURE_2D);
   glBindTexture(GL_TEXTURE_2D, font_tex);
   glBegin(GL_QUADS);
   while (*text) {
      stbtt_aligned_quad q;
      stbtt_GetPackedQuad(chardata[font], BITMAP_W, BITMAP_H, *text++, &x, &y, &q, font ? 0 : integer_align);
      drawBoxTC(q.x0,q.y0,q.x1,q.y1, q.s0,q.t0,q.s1,q.t1);
   }
   glEnd();
}