diff options
Diffstat (limited to 'core/image.cpp')
| -rw-r--r-- | core/image.cpp | 30 |
1 files changed, 1 insertions, 29 deletions
diff --git a/core/image.cpp b/core/image.cpp index 2496fd136c..deff2a81ca 100644 --- a/core/image.cpp +++ b/core/image.cpp @@ -1981,35 +1981,7 @@ void Image::put_pixel(int p_x, int p_y, const Color &p_color) { } break; case FORMAT_RGBE9995: { - const float pow2to9 = 512.0f; - const float B = 7.0f; - //const float Emax = 31.0f; - const float N = 9.0f; - - float sharedexp = 65408.000f; //(( pow2to9 - 1.0f)/ pow2to9)*powf( 2.0f, 31.0f - 15.0f); - - float cRed = MAX(0.0f, MIN(sharedexp, p_color.r)); - float cGreen = MAX(0.0f, MIN(sharedexp, p_color.g)); - float cBlue = MAX(0.0f, MIN(sharedexp, p_color.b)); - - float cMax = MAX(cRed, MAX(cGreen, cBlue)); - - // expp = MAX(-B - 1, log2(maxc)) + 1 + B - float expp = MAX(-B - 1.0f, floor(Math::log(cMax) / Math::log(2.0))) + 1.0f + B; - - float sMax = (float)floor((cMax / Math::pow(2.0f, expp - B - N)) + 0.5f); - - float exps = expp + 1.0f; - - if (0.0 <= sMax && sMax < pow2to9) { - exps = expp; - } - - float sRed = (cRed / pow(2.0f, exps - B - N)) + 0.5f; - float sGreen = (cGreen / pow(2.0f, exps - B - N)) + 0.5f; - float sBlue = (cBlue / pow(2.0f, exps - B - N)) + 0.5f; - - ((uint32_t *)ptr)[ofs] = ((uint32_t)(sRed)&0x1FF) | (((uint32_t)(sGreen)&0x1FF) << 9) | (((uint32_t)(sBlue)&0x1FF) << 18) | (((uint32_t)(exps)&0x1F) << 27); + ((uint32_t *)ptr)[ofs] = p_color.to_rgbe9995(); } break; default: { |