Changeset 3718 in orxonox.OLD

Timestamp:

Apr 4, 2005, 11:28:59 PM (19 years ago)

Author:

bensch

Message:

orxonox/branches/textEngine: added a simple function, that will create a Fast-Texture-image from a ttf-font

Location:

orxonox/branches/textEngine/src/lib/graphics/font

Files:

• glfont.cc (modified) (3 diffs)
• glfont.h (modified) (1 diff)

orxonox/branches/textEngine/src/lib/graphics/font/glfont.cc

@@ -142 +142 @@
 
   this->setColor(0, 255, 0);
+  this->setPosition(0, 0);
 
   this->setText(FONT_DEFAULT_TEXT);
 
   this->createTexture();
+
+  this->createFastTexture();
 }
 
@@ -272 +275 @@
       gluProject(x, y, z, modMat, projMat, viewPort, tmp, tmp+1, tmp+2);
       printf("test %f %f %f,\n", tmp[0], tmp[1], tmp[2]);
-      pos.x = tmp[0];
-      pos.y = GraphicsEngine::getInstance()->getResolutionY() - tmp[1];
+      pos.x = tmp[0] + this->currentText->textPosSize.x;
+      pos.y = GraphicsEngine::getInstance()->getResolutionY() - tmp[1] + this->currentText->textPosSize.y;
       pos.z = tmp[2];
     }
-
+  else 
+    {
+      pos.x = this->currentText->textPosSize.x;
+      pos.y = this->currentText->textPosSize.y;
+      pos.z = 0;
+    }
   glBindTexture(GL_TEXTURE_2D, this->currentText->texture);
   glEnable(GL_TEXTURE_2D);
@@ -429 +437 @@
 
         glPopAttrib();
+}
+
+
+GLuint GLFont::createFastTexture(void)
+{
+  /* interesting GLYPHS: 
+   *  33-47: Special Characters.
+   *  48-57: 0-9
+   *  58-63: some more special chars (minor)
+   *  65-90: A-Z
+   *  97-122: a-z
+   */
+  SDL_Surface* tmpSurf =  SDL_CreateRGBSurface(
+                                               SDL_SWSURFACE,
+                                               100, 100,
+                                               32,
+#if SDL_BYTEORDER == SDL_LIL_ENDIAN /* OpenGL RGBA masks */
+                                               0x000000FF, 
+                                               0x0000FF00, 
+                                               0x00FF0000, 
+                                               0xFF000000
+#else
+                                               0xFF000000,
+                                               0x00FF0000, 
+                                               0x0000FF00, 
+                                               0x000000FF
+#endif
+                                               );
+  SDL_Rect tmpRect;
+  tmpRect.x = 0; tmpRect.y = 0; tmpRect.w = 100; tmpRect.h = 100;
+  for ( int i = 65; i <= 90; i++ ) 
+    {
+      SDL_Surface* glyph = NULL;
+      
+      glyph = TTF_RenderGlyph_Blended( this->font, i, this->currentText->color );
+      
+      if( glyph ) {
+        char outname[64];
+        if (i<10)
+          sprintf( outname, "glyph-00%d.bmp", i );
+        else if (i <100)
+          sprintf( outname, "glyph-0%d.bmp", i );
+        else
+          sprintf( outname, "glyph-%d.bmp", i );
+
+        SDL_BlitSurface(glyph, NULL, tmpSurf, &tmpRect);
+        SDL_SaveBMP( tmpSurf, outname );
+      }
+    }
+  /*
+    tmpSurf = TTF_RenderText_Blended(this->font,
+    this->name,
+    this->currentText->color);
+  */
 }
 

orxonox/branches/textEngine/src/lib/graphics/font/glfont.h

@@ -116 +116 @@
   static bool checkVersion(void);
 
+  GLuint createFastTexture();
   GLuint loadTexture(SDL_Surface* surface, TexCoord* texCoord);