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DebugCustomDraw: Correct PerContextProgram use, clean up drawImplementation

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This commit is contained in:
Alexei Kotov 2024-02-16 11:33:57 +03:00
parent 4df62d53db
commit d9ee54ae98
1 changed files with 20 additions and 34 deletions
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54
components/debug/debugdraw.cpp
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@ -265,59 +265,45 @@ namespace Debug
const osg::StateSet* stateSet = getStateSet();
auto program = static_cast<const osg::Program*>(stateSet->getAttribute(osg::StateAttribute::PROGRAM));
const osg::Program::PerContextProgram* pcp = program->getPCP(*state);
if (!pcp)
{
return;
}
const osg::Program::PerContextProgram& pcp = *state->getLastAppliedProgramObject();
auto transLocation = pcp.getUniformLocation(stateSet->getUniform("trans")->getNameID());
auto colLocation = pcp.getUniformLocation(stateSet->getUniform("color")->getNameID());
auto scaleLocation = pcp.getUniformLocation(stateSet->getUniform("scale")->getNameID());
auto normalAsColorLocation = pcp.getUniformLocation(stateSet->getUniform("useNormalAsColor")->getNameID());
const osg::Uniform* uTrans = stateSet->getUniform("trans");
const osg::Uniform* uCol = stateSet->getUniform("color");
const osg::Uniform* uScale = stateSet->getUniform("scale");
const osg::Uniform* uUseNormalAsColor = stateSet->getUniform("useNormalAsColor");
auto drawPrimitive = [&](const osg::Drawable* primitive, const osg::Vec3f& pos, const osg::Vec3f& color,
const osg::Vec3f& scale, const bool normalAsColor) {
ext->glUniform3f(transLocation, pos.x(), pos.y(), pos.z());
ext->glUniform3f(colLocation, color.x(), color.y(), color.z());
ext->glUniform3f(scaleLocation, scale.x(), scale.y(), scale.z());
ext->glUniform1i(normalAsColorLocation, normalAsColor);
primitive->drawImplementation(renderInfo);
};
auto transLocation = pcp->getUniformLocation(uTrans->getNameID());
auto colLocation = pcp->getUniformLocation(uCol->getNameID());
auto scaleLocation = pcp->getUniformLocation(uScale->getNameID());
auto normalAsColorLocation = pcp->getUniformLocation(uUseNormalAsColor->getNameID());
ext->glUniform3f(transLocation, 0., 0., 0.);
ext->glUniform3f(colLocation, 1., 1., 1.);
ext->glUniform3f(scaleLocation, 1., 1., 1.);
ext->glUniform1i(normalAsColorLocation, true);
mLinesToDraw->drawImplementation(renderInfo);
ext->glUniform1i(normalAsColorLocation, false);
drawPrimitive(mLinesToDraw, { 0.f, 0.f, 0.f }, { 1.f, 1.f, 1.f }, { 1.f, 1.f, 1.f }, true);
for (const auto& shapeToDraw : mShapesToDraw)
{
osg::Vec3f translation = shapeToDraw.mPosition;
osg::Vec3f color = shapeToDraw.mColor;
osg::Vec3f scale = shapeToDraw.mDims;
ext->glUniform3f(transLocation, translation.x(), translation.y(), translation.z());
ext->glUniform3f(colLocation, color.x(), color.y(), color.z());
ext->glUniform3f(scaleLocation, scale.x(), scale.y(), scale.z());
const osg::Geometry* geometry = nullptr;
switch (shapeToDraw.mDrawShape)
{
case DrawShape::Cube:
mCubeGeometry->drawImplementation(renderInfo);
geometry = mCubeGeometry;
break;
case DrawShape::Cylinder:
mCylinderGeometry->drawImplementation(renderInfo);
geometry = mCylinderGeometry;
break;
case DrawShape::WireCube:
mWireCubeGeometry->drawImplementation(renderInfo);
geometry = mWireCubeGeometry;
break;
}
drawPrimitive(geometry, shapeToDraw.mPosition, shapeToDraw.mColor, shapeToDraw.mDims, false);
}
mShapesToDraw.clear();
static_cast<osg::Vec3Array*>(mLinesToDraw->getVertexArray())->clear();
static_cast<osg::Vec3Array*>(mLinesToDraw->getNormalArray())->clear();
static_cast<osg::DrawArrays*>(mLinesToDraw->getPrimitiveSet(0))->setCount(0);
pcp.resetAppliedUniforms();
}
}