Lines Matching refs:yf
410 const float yf = ((float)y - (float)cellY*cellH + 0.5f) / cellH;
415 const bool tri = xf + yf >= 1.0f;
420 const float t = tri ? 1.0f-yf : yf;
613 float yf = (float)y / (float)(gridHeight-1);
616 positions[(y*gridWidth + x)*4 + 1] = 2.0f*yf - 1.0f;
666 float yf = (float)y / (float)(gridHeight-1);
668 float f0 = (xf + yf) * 0.5f;
669 float f1 = 0.5f + (xf - yf) * 0.5f;
