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Merge pull request #202 from broder/derivative-spelling
Fix typo with derivative
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5e2e1be3f3
@ -10,7 +10,7 @@ genType dFdx(float x);
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```p``` specifies the expression of which to take the partial derivative.
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### Description
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Available only in the fragment shader, ```dFdx``` return the partial derivative of expression ```p``` in ```x```. Deviatives are calculated using local differencing. Expressions that imply higher order derivatives such as ```dFdx(dFdx(n))``` have undefined results, as do mixed-order derivatives such as ```dFdx(dFdy(n))```. It is assumed that the expression ```p``` is continuous and therefore, expressions evaluated via non-uniform control flow may be undefined.
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Available only in the fragment shader, ```dFdx``` return the partial derivative of expression ```p``` in ```x```. Derivatives are calculated using local differencing. Expressions that imply higher order derivatives such as ```dFdx(dFdx(n))``` have undefined results, as do mixed-order derivatives such as ```dFdx(dFdy(n))```. It is assumed that the expression ```p``` is continuous and therefore, expressions evaluated via non-uniform control flow may be undefined.
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### See Also
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[dFdy()](/glossary/?search=dFdy)
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@ -10,7 +10,7 @@ genType dFdy(float y);
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```p``` specifies the expression of which to take the partial derivative.
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### Description
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Available only in the fragment shader, ```dFdy``` return the partial derivative of expression ```p``` in ```y```. Deviatives are calculated using local differencing. Expressions that imply higher order derivatives such as ```dFdy(dFdy(n))``` have undefined results, as do mixed-order derivatives such as ```dFdy(dFdx(n))```. It is assumed that the expression ```p``` is continuous and therefore, expressions evaluated via non-uniform control flow may be undefined.
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Available only in the fragment shader, ```dFdy``` return the partial derivative of expression ```p``` in ```y```. Derivatives are calculated using local differencing. Expressions that imply higher order derivatives such as ```dFdy(dFdy(n))``` have undefined results, as do mixed-order derivatives such as ```dFdy(dFdx(n))```. It is assumed that the expression ```p``` is continuous and therefore, expressions evaluated via non-uniform control flow may be undefined.
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### See Also
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[dFdx()](/glossary/?search=dFdx)
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