diff options
Diffstat (limited to 'indra/newview/llvovolume.cpp')
| -rw-r--r-- | indra/newview/llvovolume.cpp | 224 |
1 files changed, 83 insertions, 141 deletions
diff --git a/indra/newview/llvovolume.cpp b/indra/newview/llvovolume.cpp index 55e68d61f9..a388d2ef30 100644 --- a/indra/newview/llvovolume.cpp +++ b/indra/newview/llvovolume.cpp @@ -2933,44 +2933,32 @@ const LLMatrix4 LLVOVolume::getRenderMatrix() const // children, and cost should only be increased for unique textures -Nyx
U32 LLVOVolume::getRenderCost(texture_cost_t &textures) const
{
- // base cost of each prim should be 10 points
- static const U32 ARC_PRIM_COST = 10;
-
// Get access to params we'll need at various points.
// Skip if this is object doesn't have a volume (e.g. is an avatar).
- const BOOL has_volume = (getVolume() != NULL);
+ BOOL has_volume = (getVolume() != NULL);
LLVolumeParams volume_params;
LLPathParams path_params;
LLProfileParams profile_params;
- if (has_volume)
- {
- volume_params = getVolume()->getParams();
- path_params = volume_params.getPathParams();
- profile_params = volume_params.getProfileParams();
- }
-
+ U32 num_triangles = 0;
+
// per-prim costs
- static const U32 ARC_INVISI_COST = 1;
static const U32 ARC_PARTICLE_COST = 100;
- static const U32 ARC_CUT_COST = 1;
static const U32 ARC_TEXTURE_COST = 5;
// per-prim multipliers
- static const U32 ARC_HOLLOW_MULT = 2;
- static const U32 ARC_CIRC_PROF_MULT = 2;
- static const U32 ARC_CIRC_PATH_MULT = 2;
- static const U32 ARC_GLOW_MULT = 2;
- static const U32 ARC_BUMP_MULT = 2;
- static const U32 ARC_FLEXI_MULT = 4;
- static const U32 ARC_SHINY_MULT = 2;
+ static const F32 ARC_GLOW_MULT = 1.5f; // tested based on performance
+ static const F32 ARC_BUMP_MULT = 1.25f; // tested based on performance
+ static const F32 ARC_FLEXI_MULT = 4;
+ static const F32 ARC_SHINY_MULT = 1.6f; // tested based on performance
+ static const F32 ARC_INVISI_COST = 1.2f; // tested based on performance
+ static const F32 ARC_WEIGHTED_MESH = 1.2f;
- // per-face costs
- static const U32 ARC_PLANAR_COST = 1;
- static const U32 ARC_ANIM_TEX_COST = 4;
- static const U32 ARC_ALPHA_COST = 4;
+ static const F32 ARC_PLANAR_COST = 1.2f; // 1.2x max
+ static const F32 ARC_ANIM_TEX_COST = 1.4f; // 1.4x max
+ static const F32 ARC_ALPHA_COST = 4.f; // 4x max
- U32 shame = ARC_PRIM_COST;
+ F32 shame = 0;
U32 invisi = 0;
U32 shiny = 0;
@@ -2981,18 +2969,41 @@ U32 LLVOVolume::getRenderCost(texture_cost_t &textures) const U32 particles = 0;
U32 bump = 0;
U32 planar = 0;
- U32 cuts = 0;
- U32 hollow = 0;
- U32 circular_profile = 0;
- U32 circular_path = 0;
+ U32 weighted_mesh = 0;
// these multipliers are variable and can be floating point
F32 scale = 0.f;
- F32 twist = 0.f;
- F32 revolutions = 0.f;
-
const LLDrawable* drawablep = mDrawable;
+ U32 num_faces = drawablep->getNumFaces();
+
+ if (has_volume)
+ {
+ volume_params = getVolume()->getParams();
+ path_params = volume_params.getPathParams();
+ profile_params = volume_params.getProfileParams();
+
+ F32 radius = getVolume()->mLODScaleBias.scaledVec(getScale()).length();
+ S32 default_detail = llclamp((S32) (sqrtf(radius)*LLVOVolume::sLODFactor*4.f), 0, 3);
+ if (default_detail == getLOD())
+ {
+ num_triangles = getTriangleCount();
+ }
+ else
+ {
+ LLVolume* default_volume = LLPrimitive::getVolumeManager()->refVolume(volume_params, default_detail);
+ if(default_volume != NULL)
+ {
+ num_triangles = default_volume->getNumTriangles();
+ LLPrimitive::getVolumeManager()->unrefVolume(default_volume);
+ default_volume = NULL;
+ }
+ else
+ {
+ has_volume = false;
+ }
+ }
+ }
if (isSculpted())
{
@@ -3003,21 +3014,17 @@ U32 LLVOVolume::getRenderCost(texture_cost_t &textures) const S32 size = gMeshRepo.getMeshSize(volume_params.getSculptID(),3);
if ( size > 0)
{
+ num_triangles = (U32)(size / 10.f); // avg 1 triangle per 10 bytes
if (gMeshRepo.getSkinInfo(volume_params.getSculptID()))
{
// weighted attachment - 1 point for every 3 bytes
- shame = (U32)(size / 3.f);
- }
- else
- {
- // non-weighted attachment - 1 point for every 4 bytes
- shame = (U32)(size / 4.f);
+ weighted_mesh = 1;
}
- if (shame == 0)
+ if (num_triangles == 0)
{
- // someone made a really tiny mesh.
- shame = 1;
+ // someone made a really tiny mesh. Approximate with a tetrahedron.
+ num_triangles = 4;
}
}
else
@@ -3052,70 +3059,12 @@ U32 LLVOVolume::getRenderCost(texture_cost_t &textures) const }
const LLVector3& sc = getScale();
- scale += sc.mV[0] + sc.mV[1] + sc.mV[2];
- if (scale > 4.f)
- {
- // scale is a multiplier, cap it at 4.
- scale = 4.f;
- }
-
- // add points for cut prims
- if (path_params.getBegin() != 0.f || path_params.getEnd() != 1.f)
- {
- ++cuts;
- }
-
- if (profile_params.getBegin() != 0.f || profile_params.getEnd() != 1.f)
- {
- ++cuts;
- }
-
- // double cost for hollow prims / sculpties
- if (volume_params.getHollow() != 0.f)
- {
- hollow = 1;
- }
-
- F32 twist_mag = path_params.getTwistBegin() - path_params.getTwistEnd();
- if (twist_mag < 0)
- {
- twist_mag *= -1.f;
- }
-
- // note magnitude of twist is [-1.f, 1.f]. which translates to [-180, 180] degrees.
- // scale to degrees / 90 by multiplying by 2.
- twist = twist_mag * 2.f;
-
- // multiply by the number of revolutions in the prim. cap at 4.
- revolutions = path_params.getRevolutions();
- if (revolutions > 4.f)
- {
- revolutions = 4.f;
- }
-
- // double cost for circular profiles / sculpties
- if (profile_params.getCurveType() == LL_PCODE_PROFILE_CIRCLE ||
- profile_params.getCurveType() == LL_PCODE_PROFILE_CIRCLE_HALF)
- {
- circular_profile = 1;
- }
-
- // double cost for circular paths / sculpties
- if (path_params.getCurveType() == LL_PCODE_PATH_CIRCLE ||
- path_params.getCurveType() == LL_PCODE_PATH_CIRCLE2)
- {
- circular_path = 1;
- }
-
- // treat sculpties as hollow prims with circular paths & profiles
- if (isSculpted() && !isMesh())
- {
- hollow = 1;
- circular_profile = 1;
- circular_path = 1;
- }
+ scale += (sc.mV[0] + sc.mV[1] + sc.mV[2]) / 4.f; // scale to 1/4 the sum of the size
+ // enforce scale multiplier to be in the range [1,7] (7 was determined to experimentally be a reasonable max)
+ scale = scale > 7.f ? 7.f : scale;
+ scale = scale < 1.f ? 1.f : scale;
- for (S32 i = 0; i < drawablep->getNumFaces(); ++i)
+ for (S32 i = 0; i < num_faces; ++i)
{
const LLFace* face = drawablep->getFace(i);
const LLTextureEntry* te = face->getTextureEntry();
@@ -3132,11 +3081,11 @@ U32 LLVOVolume::getRenderCost(texture_cost_t &textures) const if (face->getPoolType() == LLDrawPool::POOL_ALPHA)
{
- alpha++;
+ alpha = 1;
}
else if (img && img->getPrimaryFormat() == GL_ALPHA)
{
- invisi++;
+ invisi = 1;
}
if (te)
@@ -3158,38 +3107,41 @@ U32 LLVOVolume::getRenderCost(texture_cost_t &textures) const }
if (face->mTextureMatrix != NULL)
{
- animtex++;
+ animtex = 1;
}
if (te->getTexGen())
{
- planar++;
+ planar = 1;
}
}
}
- // shame currently has the "base" cost of 10 for normal prims, variable for mesh
+ // shame currently has the "base" cost of 1 point per 50 triangles, min 2.
+ shame = num_triangles / 50.f;
+ shame = shame < 2.f ? 2.f : shame;
- // add modifier settings
- shame += cuts * ARC_CUT_COST;
- shame += planar * ARC_PLANAR_COST;
- shame += animtex * ARC_ANIM_TEX_COST;
- shame += alpha * ARC_ALPHA_COST;
- shame += invisi * ARC_INVISI_COST;
+ // factor in scale
+ shame *= scale;
- // multiply shame by multipliers
- if (hollow)
+ // multiply by per-face modifiers
+ if (planar)
+ {
+ shame *= planar * ARC_PLANAR_COST;
+ }
+
+ if (animtex)
{
- shame *= hollow * ARC_HOLLOW_MULT;
+ shame *= animtex * ARC_ANIM_TEX_COST;
}
- if (circular_profile)
+ if (alpha)
{
- shame *= circular_profile * ARC_CIRC_PROF_MULT;
+ shame *= alpha * ARC_ALPHA_COST;
}
- if (circular_path)
+ if(invisi)
{
- shame *= circular_path * ARC_CIRC_PATH_MULT;
+ shame *= invisi * ARC_INVISI_COST;
}
if (glow)
@@ -3202,35 +3154,28 @@ U32 LLVOVolume::getRenderCost(texture_cost_t &textures) const shame *= bump * ARC_BUMP_MULT;
}
- if (flexi)
- {
- shame *= flexi * ARC_FLEXI_MULT;
- }
-
if (shiny)
{
shame *= shiny * ARC_SHINY_MULT;
}
- if (twist > 1.f)
- {
- shame = (U32)(shame * twist);
- }
- if (scale > 1.f)
+ // multiply shame by multipliers
+ if (weighted_mesh)
{
- shame = (U32)(shame *scale);
+ shame *= weighted_mesh * ARC_WEIGHTED_MESH;
}
- if (revolutions > 1.f)
+ if (flexi)
{
- shame = (U32)(shame * revolutions);
+ shame *= flexi * ARC_FLEXI_MULT;
}
+
// add additional costs
shame += particles * ARC_PARTICLE_COST;
- return shame;
+ return (U32)shame;
}
F32 LLVOVolume::getStreamingCost()
@@ -3247,16 +3192,13 @@ F32 LLVOVolume::getStreamingCost() return 0.f;
}
-U32 LLVOVolume::getTriangleCount()
+U32 LLVOVolume::getTriangleCount() const
{
U32 count = 0;
LLVolume* volume = getVolume();
if (volume)
{
- for (S32 i = 0; i < volume->getNumVolumeFaces(); ++i)
- {
- count += volume->getVolumeFace(i).mNumIndices/3;
- }
+ count = volume->getNumTriangles();
}
return count;
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