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@ -3269,77 +3269,79 @@ CRGBAF CBitmap::getColor (float x, float y) const
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uint32 i;
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uint32 i;
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bool isValid = true;
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for (i = 0; i < 4; ++i)
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for (i = 0; i < 4; ++i)
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{
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{
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nlassert (nX[i] >= 0);
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if (nX[i] < 0 || nY[i] < 0 || nX[i] >= nWidth || nY[i] >= nHeight)
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nlassert (nY[i] >= 0 );
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isValid = false;
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nlassert (nX[i] < nWidth);
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nlassert (nY[i] < nHeight);
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}
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}
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// Decimal part of (x,y)
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if (isValid)
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x = x - (float)nX[0];
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y = y - (float)nY[0];
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switch (this->PixelFormat)
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{
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{
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case RGBA:
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// Decimal part of (x,y)
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case DXTC1:
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x = x - (float)nX[0];
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case DXTC1Alpha:
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y = y - (float)nY[0];
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case DXTC3:
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case DXTC5:
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{
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CRGBAF finalVal;
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CRGBA val[4];
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if (this->PixelFormat == RGBA)
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switch (this->PixelFormat)
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{
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case RGBA:
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case DXTC1:
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case DXTC1Alpha:
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case DXTC3:
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case DXTC5:
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{
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{
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for (i = 0; i < 4; ++i)
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CRGBAF finalVal;
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CRGBA val[4];
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if (this->PixelFormat == RGBA)
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{
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{
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val[i] = CRGBA (rBitmap[(nX[i]+nY[i]*nWidth)*4+0],
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for (i = 0; i < 4; ++i)
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rBitmap[(nX[i]+nY[i]*nWidth)*4+1],
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{
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rBitmap[(nX[i]+nY[i]*nWidth)*4+2],
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val[i] = CRGBA (rBitmap[(nX[i]+nY[i]*nWidth)*4+0],
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rBitmap[(nX[i]+nY[i]*nWidth)*4+3]);
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rBitmap[(nX[i]+nY[i]*nWidth)*4+1],
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rBitmap[(nX[i]+nY[i]*nWidth)*4+2],
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rBitmap[(nX[i]+nY[i]*nWidth)*4+3]);
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}
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}
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}
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}
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else
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else
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{
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// slower version : get from DXT
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for (i = 0; i < 4; ++i)
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{
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{
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val[i] = getPixelColor(nX[i], nY[i]);
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// slower version : get from DXT
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for (i = 0; i < 4; ++i)
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{
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val[i] = getPixelColor(nX[i], nY[i]);
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}
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}
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}
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}
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finalVal.R = getColorInterp (x, y, val[0].R, val[1].R, val[2].R, val[3].R);
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finalVal.R = getColorInterp (x, y, val[0].R, val[1].R, val[2].R, val[3].R);
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finalVal.G = getColorInterp (x, y, val[0].G, val[1].G, val[2].G, val[3].G);
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finalVal.G = getColorInterp (x, y, val[0].G, val[1].G, val[2].G, val[3].G);
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finalVal.B = getColorInterp (x, y, val[0].B, val[1].B, val[2].B, val[3].B);
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finalVal.B = getColorInterp (x, y, val[0].B, val[1].B, val[2].B, val[3].B);
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finalVal.A = getColorInterp (x, y, val[0].A, val[1].A, val[2].A, val[3].A);
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finalVal.A = getColorInterp (x, y, val[0].A, val[1].A, val[2].A, val[3].A);
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finalVal /= 255.f;
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finalVal /= 255.f;
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return finalVal;
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return finalVal;
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}
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}
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break;
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break;
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case Alpha:
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case Alpha:
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case Luminance:
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case Luminance:
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{
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{
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float finalVal;
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float finalVal;
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float val[4];
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float val[4];
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for (i = 0; i < 4; ++i)
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for (i = 0; i < 4; ++i)
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val[i] = rBitmap[(nX[i]+nY[i]*nWidth)];
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val[i] = rBitmap[(nX[i]+nY[i]*nWidth)];
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finalVal = getColorInterp (x, y, val[0], val[1], val[2], val[3]);
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finalVal = getColorInterp (x, y, val[0], val[1], val[2], val[3]);
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finalVal /= 255.f;
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finalVal /= 255.f;
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if (this->PixelFormat == Alpha)
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if (this->PixelFormat == Alpha)
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return CRGBAF (1.f, 1.f, 1.f, finalVal);
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return CRGBAF (1.f, 1.f, 1.f, finalVal);
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else // Luminance
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else // Luminance
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return CRGBAF (finalVal, finalVal, finalVal, 1.f);
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return CRGBAF (finalVal, finalVal, finalVal, 1.f);
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}
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break;
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default: break;
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}
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}
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break;
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default: break;
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}
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}
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return CRGBAF (0.0f, 0.0f, 0.0f, 0.0f);
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return CRGBAF (0.0f, 0.0f, 0.0f, 0.0f);
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