//---------------------------------------------------------------------
void ofDrawBitmapCharacterStart(int stringLength) {
verts.clear();
coords.clear();
verts.assign(12 * (stringLength+1), 0);
coords.assign(12 * (stringLength+1), 0);
if(!bBitmapTexturePrepared) {
prepareBitmapTexture();
}
glesBitmappedFontTexture.bind();
#ifndef TARGET_OPENGLES
// this temporarily enables alpha testing,
// which discards pixels unless their alpha is 1.0f
glPushAttrib(GL_ENABLE_BIT | GL_COLOR_BUFFER_BIT);
glEnable(GL_ALPHA_TEST);
glAlphaFunc(GL_EQUAL, 1.0f);
#endif
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState( GL_TEXTURE_COORD_ARRAY );
glTexParameterf(glesBitmappedFontTexture.getTextureData().textureTarget, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
vC = 0;
}
//---------------------------------------------------------------------
void ofDrawBitmapCharacterStart(int stringLength){
charMesh.getVertices().resize(6 * stringLength);
charMesh.getTexCoords().resize(6 * stringLength);
if(!bBitmapTexturePrepared){
prepareBitmapTexture();
}
vC = 0;
}
//---------------------------------------------------------------------
void ofDrawBitmapCharacter(int character, int x , int y){
if(!bBitmapTexturePrepared){
prepareBitmapTexture();
}
if (character < 128) {
//TODO: look into a better fix.
//old ofDrawBitmapString was 3 pixels higher, so this version renders text in a different position.
//3 pixel adjustment corrects that.
y -= 3;
glesBitmappedFontTexture.bind();
float posTexW = (float)(character % 16)/16.0f;
float posTexH = ((int)(character / 16.0f))/16.0f;
if( vC + 12 > 2048 ){
return;
}
coords[vC] = posTexW;
coords[vC+1] = posTexH;
coords[vC+2] = posTexW + widthTex;
coords[vC+3] = posTexH;
coords[vC+4] = posTexW+widthTex;
coords[vC+5] = posTexH+heightTex;
coords[vC+6] = posTexW + widthTex;
coords[vC+7] = posTexH+heightTex;
coords[vC+8] = posTexW;
coords[vC+9] = posTexH+heightTex;
coords[vC+10] = posTexW;
coords[vC+11] = posTexH;
verts[vC] = x;
verts[vC+1] = y;
verts[vC+2] = x+8;
verts[vC+3] = y;
verts[vC+4] = x+8;
verts[vC+5] = y+14;
verts[vC+6] = x+8;
verts[vC+7] = y+14;
verts[vC+8] = x;
verts[vC+9] = y+14;
verts[vC+10] = x;
verts[vC+11] = y;
vC += 12;
}
}
//---------------------------------------------------------------------
void ofDrawBitmapCharacter(int character, int x , int y){
if(!bBitmapTexturePrepared){
prepareBitmapTexture();
}
if (character < 128) {
glesBitmappedFontTexture.bind();
float posTexW = (float)(character % 16)/16.0f;
float posTexH = ((int)(character / 16.0f))/16.0f;
if( vC + 12 > 2048 ){
return;
}
coords[vC] = posTexW;
coords[vC+1] = posTexH;
coords[vC+2] = posTexW + widthTex;
coords[vC+3] = posTexH;
coords[vC+4] = posTexW+widthTex;
coords[vC+5] = posTexH+heightTex;
coords[vC+6] = posTexW + widthTex;
coords[vC+7] = posTexH+heightTex;
coords[vC+8] = posTexW;
coords[vC+9] = posTexH+heightTex;
coords[vC+10] = posTexW;
coords[vC+11] = posTexH;
verts[vC] = x;
verts[vC+1] = y;
verts[vC+2] = x+8;
verts[vC+3] = y;
verts[vC+4] = x+8;
verts[vC+5] = y+14;
verts[vC+6] = x+8;
verts[vC+7] = y+14;
verts[vC+8] = x;
verts[vC+9] = y+14;
verts[vC+10] = x;
verts[vC+11] = y;
vC += 12;
}
}
//---------------------------------------------------------------------
void ofDrawBitmapCharacter(int character, int x , int y){
if(!bBitmapTexturePrepared){
prepareBitmapTexture();
}
if (character < 128) {
float posTexW = (float)(character % 16)/16.0f;
float posTexH = ((int)(character / 16.0f))/16.0f;
float texY1 = posTexH;
float texY2 = posTexH+heightTex;
//TODO: look into a better fix.
//old ofDrawBitmapString was 3 pixels higher, so this version renders text in a different position.
//3 pixel adjustment corrects that when y is flpped 5 when it's not.
int yOffset = 14;
if(!ofIsVFlipped()){
y += 5;
y += yOffset;
yOffset *= -1;
}else{
y -= 3;
}
charMesh.getTexCoords()[vC].set(posTexW,texY1);
charMesh.getTexCoords()[vC+1].set(posTexW + widthTex,texY1);
charMesh.getTexCoords()[vC+2].set(posTexW+widthTex,texY2);
charMesh.getTexCoords()[vC+3].set(posTexW + widthTex,texY2);
charMesh.getTexCoords()[vC+4].set(posTexW,texY2);
charMesh.getTexCoords()[vC+5].set(posTexW,texY1);
charMesh.getVertices()[vC].set(x,y);
charMesh.getVertices()[vC+1].set(x+8,y);
charMesh.getVertices()[vC+2].set(x+8,y+yOffset);
charMesh.getVertices()[vC+3].set(x+8,y+yOffset);
charMesh.getVertices()[vC+4].set(x,y+yOffset);
charMesh.getVertices()[vC+5].set(x,y);
vC += 6;
}
}
ofTexture & ofBitmapStringGetTextureRef(){
if(!bBitmapTexturePrepared){
prepareBitmapTexture();
}
return bitmappedFontTexture;
}
