diff options
Diffstat (limited to 'indra/newview/pipeline.cpp')
| -rw-r--r-- | indra/newview/pipeline.cpp | 37 |
1 files changed, 29 insertions, 8 deletions
diff --git a/indra/newview/pipeline.cpp b/indra/newview/pipeline.cpp index 92b673e11c..f664e06dd5 100644 --- a/indra/newview/pipeline.cpp +++ b/indra/newview/pipeline.cpp @@ -1266,7 +1266,7 @@ void LLPipeline::createLUTBuffers() { if (!mLightFunc) { - U32 lightResX = gSavedSettings.getU32("RenderSpecularResX"); + /*U32 lightResX = gSavedSettings.getU32("RenderSpecularResX"); U32 lightResY = gSavedSettings.getU32("RenderSpecularResY"); U8* ls = new U8[lightResX*lightResY]; F32 specExp = gSavedSettings.getF32("RenderSpecularExponent"); @@ -1302,10 +1302,10 @@ void LLPipeline::createLUTBuffers() // Combined with a bit of noise and trilinear filtering, the banding is hardly noticable. ls[y*lightResX+x] = (U8)(llclamp(spec * (1.f / 6), 0.f, 1.f) * 255); } - } + }*/ - /*U32 lightResX = gSavedSettings.getU32("RenderSpecularResX"); + U32 lightResX = gSavedSettings.getU32("RenderSpecularResX"); U32 lightResY = gSavedSettings.getU32("RenderSpecularResY"); F32* ls = new F32[lightResX*lightResY]; //F32 specExp = gSavedSettings.getF32("RenderSpecularExponent"); // Note: only use this when creating new specular lighting functions. @@ -1327,15 +1327,36 @@ void LLPipeline::createLUTBuffers() // This is fine, given we only need to create our LUT once per buffer initialization. spec *= (((n + 2) * (n + 4)) / (8 * F_PI * (powf(2, -n/2) + n))); + spec = llclamp(spec, 0.f, 1.f); + spec = powf(spec, 0.6f); + // Since we use R16F, we no longer have a dynamic range issue we need to work around here. // Though some older drivers may not like this, newer drivers shouldn't have this problem. ls[y*lightResX+x] = spec; + + + //beckmann distribution + /*F32 alpha = acosf((F32) x/(lightResX-1)); + F32 m = 1.f - (F32) y/(lightResY-1); + + F32 cos4_alpha = cosf(alpha); + cos4_alpha *= cos4_alpha; + cos4_alpha *= cos4_alpha; + + F32 tan_alpha = tanf(alpha); + F32 tan2_alpha = tan_alpha*tan_alpha; + + F32 k = expf(-(tan2_alpha)/(m*m)) / + (3.14159f*m*m*cos4_alpha); + + ls[y*lightResX+x] = k;*/ } - }*/ + } LLImageGL::generateTextures(LLTexUnit::TT_TEXTURE, GL_R8, 1, &mLightFunc); gGL.getTexUnit(0)->bindManual(LLTexUnit::TT_TEXTURE, mLightFunc); - LLImageGL::setManualImage(LLTexUnit::getInternalType(LLTexUnit::TT_TEXTURE), 0, GL_R16F, lightResX, lightResY, GL_RED, GL_UNSIGNED_BYTE, ls, false); + LLImageGL::setManualImage(LLTexUnit::getInternalType(LLTexUnit::TT_TEXTURE), 0, GL_R16F, lightResX, lightResY, GL_RED, GL_FLOAT, ls, false); + //LLImageGL::setManualImage(LLTexUnit::getInternalType(LLTexUnit::TT_TEXTURE), 0, GL_UNSIGNED_BYTE, lightResX, lightResY, GL_RED, GL_UNSIGNED_BYTE, ls, false); gGL.getTexUnit(0)->setTextureAddressMode(LLTexUnit::TAM_CLAMP); gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_TRILINEAR); @@ -8250,7 +8271,7 @@ void LLPipeline::renderDeferredLighting() LLFastTimer ftm(FTM_LOCAL_LIGHTS); gDeferredLightProgram.uniform3fv(LLShaderMgr::LIGHT_CENTER, 1, c); gDeferredLightProgram.uniform1f(LLShaderMgr::LIGHT_SIZE, s*s); - gDeferredLightProgram.uniform3fv(LLShaderMgr::DIFFUSE_COLOR, 1, pow3f(col, 2.2f).mV); + gDeferredLightProgram.uniform3fv(LLShaderMgr::DIFFUSE_COLOR, 1, col.mV); gDeferredLightProgram.uniform1f(LLShaderMgr::LIGHT_FALLOFF, volume->getLightFalloff()*0.5f); gGL.syncMatrices(); @@ -8306,7 +8327,7 @@ void LLPipeline::renderDeferredLighting() gDeferredSpotLightProgram.uniform3fv(LLShaderMgr::LIGHT_CENTER, 1, c); gDeferredSpotLightProgram.uniform1f(LLShaderMgr::LIGHT_SIZE, s*s); - gDeferredSpotLightProgram.uniform3fv(LLShaderMgr::DIFFUSE_COLOR, 1, pow3f(col, 2.2f).mV); + gDeferredSpotLightProgram.uniform3fv(LLShaderMgr::DIFFUSE_COLOR, 1, col.mV); gDeferredSpotLightProgram.uniform1f(LLShaderMgr::LIGHT_FALLOFF, volume->getLightFalloff()*0.5f); gGL.syncMatrices(); @@ -8397,7 +8418,7 @@ void LLPipeline::renderDeferredLighting() gDeferredMultiSpotLightProgram.uniform3fv(LLShaderMgr::LIGHT_CENTER, 1, tc.v); gDeferredMultiSpotLightProgram.uniform1f(LLShaderMgr::LIGHT_SIZE, s*s); - gDeferredMultiSpotLightProgram.uniform3fv(LLShaderMgr::DIFFUSE_COLOR, 1, pow3f(col, 2.2f).mV); + gDeferredMultiSpotLightProgram.uniform3fv(LLShaderMgr::DIFFUSE_COLOR, 1, col.mV); gDeferredMultiSpotLightProgram.uniform1f(LLShaderMgr::LIGHT_FALLOFF, volume->getLightFalloff()*0.5f); mDeferredVB->drawArrays(LLRender::TRIANGLES, 0, 3); } |