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-rw-r--r--indra/llprimitive/llprimitive.cpp6
-rw-r--r--indra/llprimitive/llprimitive.h25
-rw-r--r--indra/newview/llpanelvolume.cpp8
-rw-r--r--indra/newview/llviewerwindow.cpp2
-rw-r--r--indra/newview/llvovolume.cpp42
-rw-r--r--indra/newview/llvovolume.h17
-rw-r--r--indra/newview/pipeline.cpp16
7 files changed, 66 insertions, 50 deletions
diff --git a/indra/llprimitive/llprimitive.cpp b/indra/llprimitive/llprimitive.cpp
index bc5dd62f45..53b83a40d7 100644
--- a/indra/llprimitive/llprimitive.cpp
+++ b/indra/llprimitive/llprimitive.cpp
@@ -1659,7 +1659,7 @@ BOOL LLLightParams::unpack(LLDataPacker &dp)
{
LLColor4U color;
dp.unpackColor4U(color, "color");
- setColor(LLColor4(color));
+ setLinearColor(LLColor4(color));
F32 radius;
dp.unpackF32(radius, "radius");
@@ -1707,7 +1707,7 @@ LLSD LLLightParams::asLLSD() const
{
LLSD sd;
- sd["color"] = ll_sd_from_color4(getColor());
+ sd["color"] = ll_sd_from_color4(getLinearColor());
sd["radius"] = getRadius();
sd["falloff"] = getFalloff();
sd["cutoff"] = getCutoff();
@@ -1721,7 +1721,7 @@ bool LLLightParams::fromLLSD(LLSD& sd)
w = "color";
if (sd.has(w))
{
- setColor( ll_color4_from_sd(sd["color"]) );
+ setLinearColor( ll_color4_from_sd(sd["color"]) );
} else goto fail;
w = "radius";
if (sd.has(w))
diff --git a/indra/llprimitive/llprimitive.h b/indra/llprimitive/llprimitive.h
index ed89462e5a..b1f8112223 100644
--- a/indra/llprimitive/llprimitive.h
+++ b/indra/llprimitive/llprimitive.h
@@ -131,8 +131,8 @@ extern const F32 LIGHT_MAX_CUTOFF;
class LLLightParams : public LLNetworkData
{
-protected:
- LLColor4 mColor; // gamma corrected color (sRGB), alpha = intensity
+private:
+ LLColor4 mColor; // linear color (not gamma corrected), alpha = intensity
F32 mRadius;
F32 mFalloff;
F32 mCutoff;
@@ -149,21 +149,22 @@ public:
operator LLSD() const { return asLLSD(); }
bool fromLLSD(LLSD& sd);
-
- // set the color
+ // set the color by gamma corrected color value
// color - gamma corrected color value (directly taken from an on-screen color swatch)
- void setColor(const LLColor4& color) { mColor = color; mColor.clamp(); }
+ void setSRGBColor(const LLColor4& color) { setLinearColor(linearColor4(color)); }
+
+ // set the color by linear color value
+ // color - linear color value (value as it appears in shaders)
+ void setLinearColor(const LLColor4& color) { mColor = color; mColor.clamp(); }
void setRadius(F32 radius) { mRadius = llclamp(radius, LIGHT_MIN_RADIUS, LIGHT_MAX_RADIUS); }
void setFalloff(F32 falloff) { mFalloff = llclamp(falloff, LIGHT_MIN_FALLOFF, LIGHT_MAX_FALLOFF); }
void setCutoff(F32 cutoff) { mCutoff = llclamp(cutoff, LIGHT_MIN_CUTOFF, LIGHT_MAX_CUTOFF); }
- // same as getSRGBColor
- LLColor4 getColor() const { return mColor; }
- // get the sRGB (gamma corrected) color of this light
- LLColor4 getSRGBColor() const { return mColor; }
- // get the linear space color of this light
- LLColor4 getLinearColor() const { return linearColor4(mColor); }
-
+ // get the linear space color of this light. This value can be fed directly to shaders
+ LLColor4 getLinearColor() const { return mColor; }
+ // get the sRGB (gamma corrected) color of this light, this is the value that should be displayed in the UI
+ LLColor4 getSRGBColor() const { return srgbColor4(mColor); }
+
F32 getRadius() const { return mRadius; }
F32 getFalloff() const { return mFalloff; }
F32 getCutoff() const { return mCutoff; }
diff --git a/indra/newview/llpanelvolume.cpp b/indra/newview/llpanelvolume.cpp
index 2b531b6acc..ae727e409f 100644
--- a/indra/newview/llpanelvolume.cpp
+++ b/indra/newview/llpanelvolume.cpp
@@ -300,7 +300,7 @@ void LLPanelVolume::getState( )
{
LightColorSwatch->setEnabled( TRUE );
LightColorSwatch->setValid( TRUE );
- LightColorSwatch->set(volobjp->getLightBaseColor());
+ LightColorSwatch->set(volobjp->getLightSRGBBaseColor());
}
LLTextureCtrl* LightTextureCtrl = getChild<LLTextureCtrl>("light texture control");
@@ -328,7 +328,7 @@ void LLPanelVolume::getState( )
getChild<LLUICtrl>("Light Focus")->setValue(params.mV[1]);
getChild<LLUICtrl>("Light Ambiance")->setValue(params.mV[2]);
- mLightSavedColor = volobjp->getLightColor();
+ mLightSavedColor = volobjp->getLightSRGBColor();
}
else
{
@@ -807,7 +807,7 @@ void LLPanelVolume::onLightSelectColor(const LLSD& data)
{
LLColor4 clr = LightColorSwatch->get();
LLColor3 clr3( clr );
- volobjp->setLightColor(clr3);
+ volobjp->setLightSRGBColor(clr3);
mLightSavedColor = clr;
}
}
@@ -881,7 +881,7 @@ void LLPanelVolume::onCommitLight( LLUICtrl* ctrl, void* userdata )
if(LightColorSwatch)
{
LLColor4 clr = LightColorSwatch->get();
- volobjp->setLightColor(LLColor3(clr));
+ volobjp->setLightSRGBColor(LLColor3(clr));
}
LLTextureCtrl* LightTextureCtrl = self->getChild<LLTextureCtrl>("light texture control");
diff --git a/indra/newview/llviewerwindow.cpp b/indra/newview/llviewerwindow.cpp
index b238256b7f..ae1eec81e0 100644
--- a/indra/newview/llviewerwindow.cpp
+++ b/indra/newview/llviewerwindow.cpp
@@ -3871,7 +3871,7 @@ void LLViewerWindow::renderSelections( BOOL for_gl_pick, BOOL pick_parcel_walls,
F32 scale = vovolume->getLightRadius();
gGL.scalef(scale, scale, scale);
- LLColor4 color(vovolume->getLightColor(), .5f);
+ LLColor4 color(vovolume->getLightSRGBColor(), .5f);
gGL.color4fv(color.mV);
//F32 pixel_area = 100000.f;
diff --git a/indra/newview/llvovolume.cpp b/indra/newview/llvovolume.cpp
index 586d3b66b0..bd7ad399f9 100644
--- a/indra/newview/llvovolume.cpp
+++ b/indra/newview/llvovolume.cpp
@@ -3147,14 +3147,19 @@ void LLVOVolume::setIsLight(BOOL is_light)
}
}
-void LLVOVolume::setLightColor(const LLColor3& color)
+void LLVOVolume::setLightSRGBColor(const LLColor3& color)
+{
+ setLightLinearColor(linearColor3(color));
+}
+
+void LLVOVolume::setLightLinearColor(const LLColor3& color)
{
LLLightParams *param_block = (LLLightParams *)getParameterEntry(LLNetworkData::PARAMS_LIGHT);
if (param_block)
{
- if (param_block->getColor() != color)
+ if (param_block->getLinearColor() != color)
{
- param_block->setColor(LLColor4(color, param_block->getColor().mV[3]));
+ param_block->setLinearColor(LLColor4(color, param_block->getLinearColor().mV[3]));
parameterChanged(LLNetworkData::PARAMS_LIGHT, true);
gPipeline.markTextured(mDrawable);
mFaceMappingChanged = TRUE;
@@ -3167,9 +3172,9 @@ void LLVOVolume::setLightIntensity(F32 intensity)
LLLightParams *param_block = (LLLightParams *)getParameterEntry(LLNetworkData::PARAMS_LIGHT);
if (param_block)
{
- if (param_block->getColor().mV[3] != intensity)
+ if (param_block->getLinearColor().mV[3] != intensity)
{
- param_block->setColor(LLColor4(LLColor3(param_block->getColor()), intensity));
+ param_block->setLinearColor(LLColor4(LLColor3(param_block->getLinearColor()), intensity));
parameterChanged(LLNetworkData::PARAMS_LIGHT, true);
}
}
@@ -3221,12 +3226,17 @@ BOOL LLVOVolume::getIsLight() const
return getParameterEntryInUse(LLNetworkData::PARAMS_LIGHT);
}
-LLColor3 LLVOVolume::getLightBaseColor() const
+LLColor3 LLVOVolume::getLightSRGBBaseColor() const
+{
+ return srgbColor3(getLightLinearColor());
+}
+
+LLColor3 LLVOVolume::getLightLinearBaseColor() const
{
const LLLightParams *param_block = (const LLLightParams *)getParameterEntry(LLNetworkData::PARAMS_LIGHT);
if (param_block)
{
- return LLColor3(param_block->getColor());
+ return LLColor3(param_block->getLinearColor());
}
else
{
@@ -3236,17 +3246,10 @@ LLColor3 LLVOVolume::getLightBaseColor() const
LLColor3 LLVOVolume::getLightLinearColor() const
{
- LLColor3 ret = getLightSRGBColor();
- ret = linearColor3(ret);
- return ret;
-}
-
-LLColor3 LLVOVolume::getLightSRGBColor() const
-{
const LLLightParams *param_block = (const LLLightParams *)getParameterEntry(LLNetworkData::PARAMS_LIGHT);
if (param_block)
{
- return LLColor3(param_block->getSRGBColor()) * param_block->getSRGBColor().mV[3];
+ return LLColor3(param_block->getLinearColor()) * param_block->getLinearColor().mV[3];
}
else
{
@@ -3254,6 +3257,13 @@ LLColor3 LLVOVolume::getLightSRGBColor() const
}
}
+LLColor3 LLVOVolume::getLightSRGBColor() const
+{
+ LLColor3 ret = getLightLinearColor();
+ ret = srgbColor3(ret);
+ return ret;
+}
+
LLUUID LLVOVolume::getLightTextureID() const
{
if (getParameterEntryInUse(LLNetworkData::PARAMS_LIGHT_IMAGE))
@@ -3345,7 +3355,7 @@ F32 LLVOVolume::getLightIntensity() const
const LLLightParams *param_block = (const LLLightParams *)getParameterEntry(LLNetworkData::PARAMS_LIGHT);
if (param_block)
{
- return param_block->getColor().mV[3];
+ return param_block->getLinearColor().mV[3];
}
else
{
diff --git a/indra/newview/llvovolume.h b/indra/newview/llvovolume.h
index bf19a01d57..776b6a16b0 100644
--- a/indra/newview/llvovolume.h
+++ b/indra/newview/llvovolume.h
@@ -242,7 +242,11 @@ public:
// For Lights
void setIsLight(BOOL is_light);
- void setLightColor(const LLColor3& color);
+ //set the gamma-corrected (sRGB) color of this light
+ void setLightSRGBColor(const LLColor3& color);
+ //set the linear color of this light
+ void setLightLinearColor(const LLColor3& color);
+
void setLightIntensity(F32 intensity);
void setLightRadius(F32 radius);
void setLightFalloff(F32 falloff);
@@ -254,12 +258,13 @@ public:
// Get the light color in sRGB color space NOT scaled by intensity.
- LLColor3 getLightBaseColor() const;
-
- //same as getLightSRGBColor()
- LLColor3 getLightColor() const { return getLightSRGBColor(); }
+ LLColor3 getLightSRGBBaseColor() const;
- // Same as linearColor3(getLightSRGBColor)
+ // Get the light color in linear color space NOT scaled by intensity.
+ LLColor3 getLightLinearBaseColor() const;
+
+ // Get the light color in linear color space scaled by intensity
+ // this is the value that should be fed into shaders
LLColor3 getLightLinearColor() const;
// Get the light color in sRGB color space scaled by intensity.
diff --git a/indra/newview/pipeline.cpp b/indra/newview/pipeline.cpp
index 1765ba227f..563b45273e 100644
--- a/indra/newview/pipeline.cpp
+++ b/indra/newview/pipeline.cpp
@@ -6325,8 +6325,8 @@ void LLPipeline::setupHWLights(LLDrawPool* pool)
mLightMovingMask |= (1<<cur_light);
}
- //NOTE: for legacy reasons, send sRGB color to light shader for both deferred and non-deferred path
- LLColor4 light_color = light->getLightColor();
+ //send linear light color to shader
+ LLColor4 light_color = light->getLightLinearColor();
light_color.mV[3] = 0.0f;
F32 fade = iter->fade;
@@ -8768,8 +8768,8 @@ void LLPipeline::renderDeferredLighting(LLRenderTarget* screen_target)
const F32* c = center.getF32ptr();
F32 s = volume->getLightRadius()*1.5f;
- //NOTE: for legacy reasons, send sRGB color to light shader
- LLColor3 col = volume->getLightColor();
+ //send light color to shader in linear space
+ LLColor3 col = volume->getLightLinearColor();
if (col.magVecSquared() < 0.001f)
{
@@ -8861,8 +8861,8 @@ void LLPipeline::renderDeferredLighting(LLRenderTarget* screen_target)
setupSpotLight(gDeferredSpotLightProgram, drawablep);
- //NOTE: for legacy reasons, send sRGB color to light shader
- LLColor3 col = volume->getLightColor();
+ //send light color to shader in linear space
+ LLColor3 col = volume->getLightLinearColor();
gDeferredSpotLightProgram.uniform3fv(LLShaderMgr::LIGHT_CENTER, 1, c);
gDeferredSpotLightProgram.uniform1f(LLShaderMgr::LIGHT_SIZE, s);
@@ -8951,8 +8951,8 @@ void LLPipeline::renderDeferredLighting(LLRenderTarget* screen_target)
setupSpotLight(gDeferredMultiSpotLightProgram, drawablep);
- //NOTE: for legacy reasons, send sRGB color to light shader
- LLColor3 col = volume->getLightColor();
+ //send light color to shader in linear space
+ LLColor3 col = volume->getLightLinearColor();
gDeferredMultiSpotLightProgram.uniform3fv(LLShaderMgr::LIGHT_CENTER, 1, tc.v);
gDeferredMultiSpotLightProgram.uniform1f(LLShaderMgr::LIGHT_SIZE, light_size_final);
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 20:24:28 +0000