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Simplified glfwSetGammaFormula to glfwSetGamma.

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This commit is contained in:
Camilla Berglund
2011-09-06 15:43:31 +02:00
parent b11681a3ab
commit ca0dbdbb6e
4 changed files with 12 additions and 42 deletions
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src/gamma.c
+2 -8
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@@ -38,10 +38,10 @@
//////////////////////////////////////////////////////////////////////////
//========================================================================
// Calculate the gamma ramp table from specified values
// Calculate a gamma ramp from the specified value and set it
//========================================================================
GLFWAPI void glfwSetGammaFormula(float gamma, float blacklevel, float gain)
GLFWAPI void glfwSetGamma(float gamma)
{
int i, size = 256;
GLFWgammaramp ramp;
@@ -59,12 +59,6 @@ GLFWAPI void glfwSetGammaFormula(float gamma, float blacklevel, float gain)
// Apply gamma
value = (float) pow(value, 1.f / gamma) * 65535.f + 0.5f;
// Apply gain
value = gain * (value - 32767.5f) + 32767.5f;
// Apply black-level
value += blacklevel * 65535.f;
// Clamp values
if (value < 0.f)
value = 0.f;