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Diffstat (limited to 'indra/newview/llspatialpartition.cpp')
-rw-r--r--indra/newview/llspatialpartition.cpp126
1 files changed, 13 insertions, 113 deletions
diff --git a/indra/newview/llspatialpartition.cpp b/indra/newview/llspatialpartition.cpp
index 10cdea1c09..d398df5100 100644
--- a/indra/newview/llspatialpartition.cpp
+++ b/indra/newview/llspatialpartition.cpp
@@ -314,77 +314,6 @@ LLVertexBuffer* ll_create_cube_vb(U32 type_mask, U32 usage)
static LLFastTimer::DeclareTimer FTM_BUILD_OCCLUSION("Build Occlusion");
-void LLSpatialGroup::buildOcclusion()
-{
- //if (mOcclusionVerts.isNull())
- {
- mOcclusionVerts = new LLVertexBuffer(LLVertexBuffer::MAP_VERTEX,
- LLVertexBuffer::sUseStreamDraw ? mBufferUsage : 0); //if GL has a hard time with VBOs, don't use them for occlusion culling.
- mOcclusionVerts->allocateBuffer(8, 64, true);
-
- LLStrider<U16> idx;
- mOcclusionVerts->getIndexStrider(idx);
- for (U32 i = 0; i < 64; i++)
- {
- *idx++ = sOcclusionIndices[i];
- }
- }
-
- LLVector4a fudge;
- fudge.splat(SG_OCCLUSION_FUDGE);
-
- LLVector4a r;
- r.setAdd(mBounds[1], fudge);
-
- LLStrider<LLVector3> pos;
-
- {
- LLFastTimer t(FTM_BUILD_OCCLUSION);
- mOcclusionVerts->getVertexStrider(pos);
- }
-
- {
- LLVector4a* v = (LLVector4a*) pos.get();
-
- const LLVector4a& c = mBounds[0];
- const LLVector4a& s = r;
-
- static const LLVector4a octant[] =
- {
- LLVector4a(-1.f, -1.f, -1.f),
- LLVector4a(-1.f, -1.f, 1.f),
- LLVector4a(-1.f, 1.f, -1.f),
- LLVector4a(-1.f, 1.f, 1.f),
-
- LLVector4a(1.f, -1.f, -1.f),
- LLVector4a(1.f, -1.f, 1.f),
- LLVector4a(1.f, 1.f, -1.f),
- LLVector4a(1.f, 1.f, 1.f),
- };
-
- //vertex positions are encoded so the 3 bits of their vertex index
- //correspond to their axis facing, with bit position 3,2,1 matching
- //axis facing x,y,z, bit set meaning positive facing, bit clear
- //meaning negative facing
-
- for (S32 i = 0; i < 8; ++i)
- {
- LLVector4a p;
- p.setMul(s, octant[i]);
- p.add(c);
- v[i] = p;
- }
- }
-
- {
- mOcclusionVerts->flush();
- LLVertexBuffer::unbind();
- }
-
- clearState(LLSpatialGroup::OCCLUSION_DIRTY);
-}
-
-
BOOL earlyFail(LLCamera* camera, LLSpatialGroup* group);
//returns:
@@ -446,8 +375,6 @@ LLSpatialGroup::~LLSpatialGroup()
}
}
- mOcclusionVerts = NULL;
-
LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
clearDrawMap();
clearAtlasList() ;
@@ -1001,11 +928,6 @@ void LLSpatialGroup::shift(const LLVector4a &offset)
setState(GEOM_DIRTY);
gPipeline.markRebuild(this, TRUE);
}
-
- if (mOcclusionVerts.notNull())
- {
- setState(OCCLUSION_DIRTY);
- }
}
class LLSpatialSetState : public LLSpatialGroup::OctreeTraveler
@@ -1304,8 +1226,6 @@ LLSpatialGroup::LLSpatialGroup(OctreeNode* node, LLSpatialPartition* part) :
mVisible[i] = 0;
}
- mOcclusionVerts = NULL;
-
mRadius = 1;
mPixelArea = 1024.f;
}
@@ -1559,8 +1479,6 @@ void LLSpatialGroup::destroyGL(bool keep_occlusion)
mOcclusionQuery[i] = 0;
}
}
-
- mOcclusionVerts = NULL;
}
@@ -1636,8 +1554,6 @@ BOOL LLSpatialGroup::rebound()
mBounds[1].mul(0.5f);
}
- setState(OCCLUSION_DIRTY);
-
clearState(DIRTY);
return TRUE;
@@ -1774,12 +1690,6 @@ void LLSpatialGroup::doOcclusion(LLCamera* camera)
mOcclusionQuery[LLViewerCamera::sCurCameraID] = sQueryPool.allocate();
}
- if (mOcclusionVerts.isNull() || isState(LLSpatialGroup::OCCLUSION_DIRTY))
- {
- LLFastTimer t(FTM_OCCLUSION_BUILD);
- buildOcclusion();
- }
-
// Depth clamp all water to avoid it being culled as a result of being
// behind the far clip plane, and in the case of edge water to avoid
// it being culled while still visible.
@@ -1810,10 +1720,13 @@ void LLSpatialGroup::doOcclusion(LLCamera* camera)
glBeginQueryARB(mode, mOcclusionQuery[LLViewerCamera::sCurCameraID]);
}
- {
- LLFastTimer t(FTM_OCCLUSION_SET_BUFFER);
- mOcclusionVerts->setBuffer(LLVertexBuffer::MAP_VERTEX);
- }
+ LLGLSLShader* shader = LLGLSLShader::sCurBoundShaderPtr;
+ llassert(shader);
+
+ shader->uniform3fv(LLShaderMgr::BOX_CENTER, 1, mBounds[0].getF32ptr());
+ shader->uniform3f(LLShaderMgr::BOX_SIZE, mBounds[1][0]+SG_OCCLUSION_FUDGE,
+ mBounds[1][1]+SG_OCCLUSION_FUDGE,
+ mBounds[1][2]+SG_OCCLUSION_FUDGE);
if (!use_depth_clamp && mSpatialPartition->mDrawableType == LLDrawPool::POOL_VOIDWATER)
{
@@ -1822,12 +1735,12 @@ void LLSpatialGroup::doOcclusion(LLCamera* camera)
LLGLSquashToFarClip squash(glh_get_current_projection(), 1);
if (camera->getOrigin().isExactlyZero())
{ //origin is invalid, draw entire box
- mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, 0);
- mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, b111*8);
+ gPipeline.mCubeVB->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, 0);
+ gPipeline.mCubeVB->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, b111*8);
}
else
{
- mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, mBounds[0]));
+ gPipeline.mCubeVB->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, mBounds[0]));
}
}
else
@@ -1835,12 +1748,12 @@ void LLSpatialGroup::doOcclusion(LLCamera* camera)
LLFastTimer t(FTM_OCCLUSION_DRAW);
if (camera->getOrigin().isExactlyZero())
{ //origin is invalid, draw entire box
- mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, 0);
- mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, b111*8);
+ gPipeline.mCubeVB->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, 0);
+ gPipeline.mCubeVB->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, b111*8);
}
else
{
- mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, mBounds[0]));
+ gPipeline.mCubeVB->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, mBounds[0]));
}
}
@@ -2844,19 +2757,6 @@ void renderVisibility(LLSpatialGroup* group, LLCamera* camera)
gGL.diffuseColor4f(0.f, 0.75f, 0.f, 0.5f);
pushBufferVerts(group, LLVertexBuffer::MAP_VERTEX);
}
- /*else if (camera && group->mOcclusionVerts.notNull())
- {
- LLVertexBuffer::unbind();
- group->mOcclusionVerts->setBuffer(LLVertexBuffer::MAP_VERTEX);
-
- gGL.diffuseColor4f(1.0f, 0.f, 0.f, 0.5f);
- group->mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, group->mBounds[0]));
- glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
-
- gGL.diffuseColor4f(1.0f, 1.f, 1.f, 1.0f);
- group->mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, group->mBounds[0]));
- glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
- }*/
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-13 10:06:28 +0000