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OpenGL2: Add option in code for alternate overbright method.

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This commit is contained in:
SmileTheory 2015-12-08 05:17:05 -08:00
parent e5aabdaff6
commit 92d4b20129
5 changed files with 35 additions and 7 deletions
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10
code/renderergl2/tr_bsp.c
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@ -101,7 +101,11 @@ static void R_ColorShiftLightingBytes( byte in[4], byte out[4] ) {
int shift, r, g, b;
// shift the color data based on overbright range
#if defined(USE_OVERBRIGHT)
shift = r_mapOverBrightBits->integer - tr.overbrightBits;
#else
shift = 0;
#endif
// shift the data based on overbright range
r = in[0] << shift;
@ -136,7 +140,9 @@ static void R_ColorShiftLightingFloats(float in[4], float out[4], float scale )
{
float r, g, b;
#if defined(USE_OVERBRIGHT)
scale *= pow(2.0f, r_mapOverBrightBits->integer - tr.overbrightBits);
#endif
r = in[0] * scale;
g = in[1] * scale;
@ -2755,7 +2761,11 @@ void R_LoadLightGrid( lump_t *l ) {
if (hdrLightGrid)
{
#if defined(USE_OVERBRIGHT)
float lightScale = pow(2, r_mapOverBrightBits->integer - tr.overbrightBits);
#else
float lightScale = 1.0f;
#endif
//ri.Printf(PRINT_ALL, "found!\n");