FGFS-4.1/OpenSceneGraph
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Moved uniform substitution to infront of vertex attribute substituion to make sure gl_Vertex usage is replaced when required.

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git-svn-id: http://svn.openscenegraph.org/osg/OpenSceneGraph/trunk@14848 16af8721-9629-0410-8352-f15c8da7e697
This commit is contained in:
Robert Osfield 2015-04-20 09:39:00 +00:00
parent 14ef282297
commit 1020e22c33
1 changed files with 12 additions and 12 deletions
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24
src/osg/State.cpp
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@ -1447,6 +1447,18 @@ bool State::convertVertexShaderSourceToOsgBuiltIns(std::string& source) const
declPos = 0;
}
if (_useModelViewAndProjectionUniforms)
{
// replace ftransform as it only works with built-ins
State_Utils::replace(source, "ftransform()", "gl_ModelViewProjectionMatrix * gl_Vertex");
// replace built in uniform
State_Utils::replaceAndInsertDeclaration(source, declPos, "gl_ModelViewMatrix", "osg_ModelViewMatrix", "uniform mat4 ");
State_Utils::replaceAndInsertDeclaration(source, declPos, "gl_ModelViewProjectionMatrix", "osg_ModelViewProjectionMatrix", "uniform mat4 ");
State_Utils::replaceAndInsertDeclaration(source, declPos, "gl_ProjectionMatrix", "osg_ProjectionMatrix", "uniform mat4 ");
State_Utils::replaceAndInsertDeclaration(source, declPos, "gl_NormalMatrix", "osg_NormalMatrix", "uniform mat3 ");
}
if (_useVertexAttributeAliasing)
{
State_Utils::replaceAndInsertDeclaration(source, declPos, _vertexAlias._glName, _vertexAlias._osgName, _vertexAlias._declaration);
@ -1461,18 +1473,6 @@ bool State::convertVertexShaderSourceToOsgBuiltIns(std::string& source) const
}
}
if (_useModelViewAndProjectionUniforms)
{
// replace ftransform as it only works with built-ins
State_Utils::replace(source, "ftransform()", "gl_ModelViewProjectionMatrix * gl_Vertex");
// replace built in uniform
State_Utils::replaceAndInsertDeclaration(source, declPos, "gl_ModelViewMatrix", "osg_ModelViewMatrix", "uniform mat4 ");
State_Utils::replaceAndInsertDeclaration(source, declPos, "gl_ModelViewProjectionMatrix", "osg_ModelViewProjectionMatrix", "uniform mat4 ");
State_Utils::replaceAndInsertDeclaration(source, declPos, "gl_ProjectionMatrix", "osg_ProjectionMatrix", "uniform mat4 ");
State_Utils::replaceAndInsertDeclaration(source, declPos, "gl_NormalMatrix", "osg_NormalMatrix", "uniform mat3 ");
}
OSG_INFO<<"-------- Converted source "<<std::endl<<source<<std::endl<<"----------------"<<std::endl;
return true;