Integrate SMAA and rework post process chain for better visual quality

Add SMAA buffer generation passes
Add quality levels for both FXAA and SMAA
Separate gamma correction and tonemapping for effects that require linear-but-tonemapped inputs
Move application of noise to final render pass to screen to avoid damaging other post process effects

1 files changed, 14 insertions, 0 deletions

diff --git a/indra/llrender/llshadermgr.cpp b/indra/llrender/llshadermgr.cpp
index e9608491a4..150277c8df 100644
--- a/indra/llrender/llshadermgr.cpp
+++ b/indra/llrender/llshadermgr.cpp
@@ -597,6 +597,15 @@ GLuint LLShaderMgr::loadShaderFile(const std::string& filename, S32 & shader_lev
         }
     }
 
+    if (type == GL_FRAGMENT_SHADER)
+    {
+        extra_code_text[extra_code_count++] = strdup("#define FRAGMENT_SHADER 1\n");
+    }
+    else
+    {
+        extra_code_text[extra_code_count++] = strdup("#define VERTEX_SHADER 1\n");
+    }
+
     // Use alpha float to store bit flags
     // See: C++: addDeferredAttachment(), shader: frag_data[2]
     extra_code_text[extra_code_count++] = strdup("#define GBUFFER_FLAG_SKIP_ATMOS   0.0 \n"); // atmo kill
@@ -1468,6 +1477,11 @@ void LLShaderMgr::initAttribsAndUniforms()
 
     mReservedUniforms.push_back("debug_normal_draw_length");
 
+    mReservedUniforms.push_back("edgesTex");
+    mReservedUniforms.push_back("areaTex");
+    mReservedUniforms.push_back("searchTex");
+    mReservedUniforms.push_back("blendTex");
+
     llassert(mReservedUniforms.size() == END_RESERVED_UNIFORMS);
 
     std::set<std::string> dupe_check;