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-rw-r--r--indra/newview/lllegacyatmospherics.cpp75
1 files changed, 21 insertions, 54 deletions
diff --git a/indra/newview/lllegacyatmospherics.cpp b/indra/newview/lllegacyatmospherics.cpp
index a2acb3efe2..1364067949 100644
--- a/indra/newview/lllegacyatmospherics.cpp
+++ b/indra/newview/lllegacyatmospherics.cpp
@@ -202,17 +202,11 @@ void LLAtmospherics::init()
mInitialized = true;
}
-LLColor4 LLAtmospherics::calcSkyColorInDir(AtmosphericsVars& vars, const LLVector3 &dir, bool isShiny)
-{
- LLSettingsSky::ptr_t psky = LLEnvironment::instance().getCurrentSky();
- return calcSkyColorInDir(psky, vars, dir, isShiny);
-}
-
// This cubemap is used as "environmentMap" in indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
-LLColor4 LLAtmospherics::calcSkyColorInDir(const LLSettingsSky::ptr_t &psky, AtmosphericsVars& vars, const LLVector3 &dir, bool isShiny)
+LLColor4 LLAtmospherics::calcSkyColorInDir(const LLSettingsSky::ptr_t &psky, AtmosphericsVars& vars, const LLVector3 &dir, bool isShiny, bool low_end)
{
- F32 sky_saturation = 0.25f;
- F32 land_saturation = 0.1f;
+ const F32 sky_saturation = 0.25f;
+ const F32 land_saturation = 0.1f;
if (isShiny && dir.mV[VZ] < -0.02f)
{
@@ -227,7 +221,7 @@ LLColor4 LLAtmospherics::calcSkyColorInDir(const LLSettingsSky::ptr_t &psky, Atm
}
F32 greyscale_sat = brightness * (1.0f - land_saturation);
desat_fog = desat_fog * land_saturation + smear(greyscale_sat);
- if (!gPipeline.canUseWindLightShaders())
+ if (low_end)
{
col = LLColor4(desat_fog, 0.f);
}
@@ -258,8 +252,7 @@ LLColor4 LLAtmospherics::calcSkyColorInDir(const LLSettingsSky::ptr_t &psky, Atm
return LLColor4(sky_color, 0.0f);
}
- bool low_end = !gPipeline.canUseWindLightShaders();
- LLColor3 sky_color = low_end ? vars.hazeColor * 2.0f : psky->gammaCorrect(vars.hazeColor * 2.0f);
+ LLColor3 sky_color = low_end ? vars.hazeColor * 2.0f : psky->gammaCorrect(vars.hazeColor * 2.0f, vars.gamma);
return LLColor4(sky_color, 0.0f);
}
@@ -270,11 +263,12 @@ LLColor4 LLAtmospherics::calcSkyColorInDir(const LLSettingsSky::ptr_t &psky, Atm
// indra\newview\lllegacyatmospherics.cpp
void LLAtmospherics::calcSkyColorWLVert(const LLSettingsSky::ptr_t &psky, LLVector3 & Pn, AtmosphericsVars& vars)
{
- LLColor3 blue_density = vars.blue_density;
- LLColor3 blue_horizon = vars.blue_horizon;
- F32 haze_horizon = vars.haze_horizon;
- F32 haze_density = vars.haze_density;
- F32 density_multiplier = vars.density_multiplier;
+ const LLColor3 blue_density = vars.blue_density;
+ const LLColor3 blue_horizon = vars.blue_horizon;
+ const F32 haze_horizon = vars.haze_horizon;
+ const F32 haze_density = vars.haze_density;
+ const F32 density_multiplier = vars.density_multiplier;
+
F32 max_y = vars.max_y;
LLVector4 sun_norm = vars.sun_norm;
@@ -313,7 +307,7 @@ void LLAtmospherics::calcSkyColorWLVert(const LLSettingsSky::ptr_t &psky, LLVect
// Sunlight attenuation effect (hue and brightness) due to atmosphere
// this is used later for sunlight modulation at various altitudes
LLColor3 light_atten = vars.light_atten;
- LLColor3 light_transmittance = psky->getLightTransmittance(Plen);
+ LLColor3 light_transmittance = psky->getLightTransmittanceFast(vars.total_density, vars.density_multiplier, Plen);
(void)light_transmittance; // silence Clang warn-error
// Calculate relative weights
@@ -389,12 +383,6 @@ void LLAtmospherics::updateFog(const F32 distance, const LLVector3& tosun_in)
if (!gPipeline.hasRenderDebugFeatureMask(LLPipeline::RENDER_DEBUG_FEATURE_FOG))
{
- if (!LLGLSLShader::sNoFixedFunction)
- {
- glFogf(GL_FOG_DENSITY, 0);
- glFogfv(GL_FOG_COLOR, (F32 *) &LLColor4::white.mV);
- glFogf(GL_FOG_END, 1000000.f);
- }
return;
}
@@ -436,12 +424,16 @@ void LLAtmospherics::updateFog(const F32 distance, const LLVector3& tosun_in)
LLSettingsSky::ptr_t psky = LLEnvironment::instance().getCurrentSky();
+ // NOTE: This is very similar to LLVOSky::cacheEnvironment()
+ // Differences:
+ // vars.sun_norm
+ // vars.sunlight
// invariants across whole sky tex process...
- vars.blue_density = psky->getBlueDensity();
+ vars.blue_density = psky->getBlueDensity();
vars.blue_horizon = psky->getBlueHorizon();
vars.haze_density = psky->getHazeDensity();
vars.haze_horizon = psky->getHazeHorizon();
- vars.density_multiplier = psky->getDensityMultiplier();
+ vars.density_multiplier = psky->getDensityMultiplier();
vars.distance_multiplier = psky->getDistanceMultiplier();
vars.max_y = psky->getMaxY();
vars.sun_norm = LLEnvironment::instance().getSunDirectionCFR();
@@ -456,9 +448,9 @@ void LLAtmospherics::updateFog(const F32 distance, const LLVector3& tosun_in)
vars.total_density = psky->getTotalDensity();
vars.gamma = psky->getGamma();
- res_color[0] = calcSkyColorInDir(vars, tosun);
- res_color[1] = calcSkyColorInDir(vars, perp_tosun);
- res_color[2] = calcSkyColorInDir(vars, tosun_45);
+ res_color[0] = calcSkyColorInDir(psky, vars, tosun);
+ res_color[1] = calcSkyColorInDir(psky, vars, perp_tosun);
+ res_color[2] = calcSkyColorInDir(psky, vars, tosun_45);
sky_fog_color = color_norm(res_color[0] + res_color[1] + res_color[2]);
@@ -486,10 +478,6 @@ void LLAtmospherics::updateFog(const F32 distance, const LLVector3& tosun_in)
if (camera_height > water_height)
{
LLColor4 fog(render_fog_color);
- if (!LLGLSLShader::sNoFixedFunction)
- {
- glFogfv(GL_FOG_COLOR, fog.mV);
- }
mGLFogCol = fog;
if (hide_clip_plane)
@@ -497,19 +485,11 @@ void LLAtmospherics::updateFog(const F32 distance, const LLVector3& tosun_in)
// For now, set the density to extend to the cull distance.
const F32 f_log = 2.14596602628934723963618357029f; // sqrt(fabs(log(0.01f)))
fog_density = f_log/fog_distance;
- if (!LLGLSLShader::sNoFixedFunction)
- {
- glFogi(GL_FOG_MODE, GL_EXP2);
- }
}
else
{
const F32 f_log = 4.6051701859880913680359829093687f; // fabs(log(0.01f))
fog_density = (f_log)/fog_distance;
- if (!LLGLSLShader::sNoFixedFunction)
- {
- glFogi(GL_FOG_MODE, GL_EXP);
- }
}
}
else
@@ -535,12 +515,6 @@ void LLAtmospherics::updateFog(const F32 distance, const LLVector3& tosun_in)
// set the density based on what the shaders use
fog_density = water_fog_density * gSavedSettings.getF32("WaterGLFogDensityScale");
-
- if (!LLGLSLShader::sNoFixedFunction)
- {
- glFogfv(GL_FOG_COLOR, (F32 *) &fogCol.mV);
- glFogi(GL_FOG_MODE, GL_EXP2);
- }
}
mFogColor = sky_fog_color;
@@ -548,13 +522,6 @@ void LLAtmospherics::updateFog(const F32 distance, const LLVector3& tosun_in)
LLDrawPoolWater::sWaterFogEnd = fog_distance*2.2f;
- if (!LLGLSLShader::sNoFixedFunction)
- {
- LLGLSFog gls_fog;
- glFogf(GL_FOG_END, fog_distance*2.2f);
- glFogf(GL_FOG_DENSITY, fog_density);
- glHint(GL_FOG_HINT, GL_NICEST);
- }
stop_glerror();
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-20 01:08:22 +0000