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-rw-r--r--src/classes/share/javax/media/j3d/Canvas3D.java6
-rw-r--r--src/classes/share/javax/media/j3d/GeometryArrayRetained.java102
-rw-r--r--src/classes/share/javax/media/j3d/RenderBin.java73
3 files changed, 111 insertions, 70 deletions
diff --git a/src/classes/share/javax/media/j3d/Canvas3D.java b/src/classes/share/javax/media/j3d/Canvas3D.java
index 55821e0..86f5316 100644
--- a/src/classes/share/javax/media/j3d/Canvas3D.java
+++ b/src/classes/share/javax/media/j3d/Canvas3D.java
@@ -1437,6 +1437,7 @@ public class Canvas3D extends Canvas {
evaluateActive();
VirtualUniverse.mc.freeCanvasBit(canvasBit);
+ canvasBit = 0;
ra = null;
graphicsContext3D = null;
@@ -2423,6 +2424,7 @@ public class Canvas3D extends Canvas {
native boolean initTexturemapping(long ctx, int texWidth,
int texHeight, int objectId);
+
/**
* Sets the position of the manual left eye in image-plate
* coordinates. This value determines eye placement when a head
@@ -4092,7 +4094,6 @@ public class Canvas3D extends Canvas {
if ((screen != null) &&
(screen.renderer != null) &&
(ctx != 0)) {
-
VirtualUniverse.mc.postRequest(MasterControl.FREE_CONTEXT,
new Object[]{this,
new Long(screen.display),
@@ -4299,7 +4300,8 @@ public class Canvas3D extends Canvas {
TextureRetained tex;
DetailTextureImage detailTex;
- if (rdr == null) {
+ // Just return if we don't have a valid renderer or context
+ if (rdr == null || ctx == 0) {
return;
}
diff --git a/src/classes/share/javax/media/j3d/GeometryArrayRetained.java b/src/classes/share/javax/media/j3d/GeometryArrayRetained.java
index 774371d..75ed141 100644
--- a/src/classes/share/javax/media/j3d/GeometryArrayRetained.java
+++ b/src/classes/share/javax/media/j3d/GeometryArrayRetained.java
@@ -16,6 +16,9 @@ import com.sun.j3d.internal.Distance;
import javax.vecmath.*;
import java.lang.Math;
import java.util.ArrayList;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.HashMap;
import java.util.Vector;
import java.util.Enumeration;
import com.sun.j3d.internal.ByteBufferWrapper;
@@ -220,7 +223,6 @@ abstract class GeometryArrayRetained extends GeometryRetained{
byte[][] mirrorUnsignedByteRefColors= new byte[1][];
float[][] mirrorInterleavedColorPointer = null;
-
// This native method builds a native representation of this object, then
// returns the nativeId.
native int build(int geoType);
@@ -263,19 +265,21 @@ abstract class GeometryArrayRetained extends GeometryRetained{
// or a unique canvas otherwise
int resourceCreationMask = 0x0;
+ // Fix for Issue 5
+ //
+ // Replace the per-canvas reference count with a per-RenderBin set
+ // of users. The per-RenderBin set of users of this display list
+ // is defined as a HashMap where:
+ //
+ // key = the RenderBin
+ // value = a set of RenderAtomListInfo objects using this
+ // geometry array for display list purposes
+ private HashMap dlistUsers = null;
- // Reference count of renderMolecules per dlist created, this is either
- // per renderer for useSharedCtx or per Canvas for non-shared ctx
- // note since
- // renderer and canvasindex starts from 1, the first entry of this
- // array will never be used.
- int[] renderMolPerDlist = new int[2];
-
- // timestamp used to create display list; same as above, this is either
+ // timestamp used to create display list. This is either
// one per renderer for useSharedCtx, or one per Canvas for non-shared
// ctx
- long[] timeStampPerDlist = new long[2];
-
+ private long[] timeStampPerDlist = new long[2];
// Unique display list Id, if this geometry is shared
int dlistId = -1;
@@ -9803,40 +9807,58 @@ abstract class GeometryArrayRetained extends GeometryRetained{
}
}
- void incrDlistRefCount(int bit) {
- int index = getIndex(bit);
- int[] newList = null;
- int i;
- synchronized(renderMolPerDlist) {
- if (index >= renderMolPerDlist.length) {
- newList = new int[index * 2];
- for (i = 0; i < renderMolPerDlist.length; i++) {
- newList[i] = renderMolPerDlist[i];
- }
- newList[index] = 1;
+ // Add the specified render atom as a user of this geometry array
+ // (for the specified render bin)
+ void addDlistUser(RenderBin renderBin, RenderAtomListInfo ra) {
+ if (dlistUsers == null) {
+ dlistUsers = new HashMap(2, 1.0f);
+ }
- // This must be the last statment for
- // sync. to work correctly
- renderMolPerDlist = newList;
- }
- else {
- renderMolPerDlist[index]++;
- }
+ Set raSet = (Set)dlistUsers.get(renderBin);
+ if (raSet == null) {
+ raSet = new HashSet();
+ dlistUsers.put(renderBin, raSet);
}
+ raSet.add(ra);
}
- int decrDlistRefCount(int rdrBit) {
- int index = getIndex(rdrBit);
- synchronized(renderMolPerDlist) {
- if (index >= renderMolPerDlist.length) {
- // In case of sharedDlist it is possible that
- // decrDlistRefCount is invoke for cleanup
- // from another canvas
- return -1;
- }
- renderMolPerDlist[index]--;
- return renderMolPerDlist[index];
+ // Remove the specified render atom from the set of users of this
+ // geometry array (for the specified render bin)
+ void removeDlistUser(RenderBin renderBin, RenderAtomListInfo ra) {
+ if (dlistUsers == null) {
+ // Nothing to do
+ return;
+ }
+
+ Set raSet = (Set)dlistUsers.get(renderBin);
+ if (raSet == null) {
+ // Nothing to do
+ return;
+ }
+ raSet.remove(ra);
+ }
+
+ // Returns true if the set of render atoms using this geometry
+ // array in the specified render bin is empty.
+ boolean isDlistUserSetEmpty(RenderBin renderBin) {
+ if (dlistUsers == null) {
+ return true;
+ }
+
+ Set raSet = (Set)dlistUsers.get(renderBin);
+ if (raSet == null) {
+ return true;
+ }
+ return raSet.isEmpty();
+ }
+
+ // This method is used for debugging only
+ int numDlistUsers(RenderBin renderBin) {
+ if (isDlistUserSetEmpty(renderBin)) {
+ return 0;
}
+ Set raSet = (Set)dlistUsers.get(renderBin);
+ return raSet.size();
}
void setDlistTimeStamp(int rdrBit, long timeStamp) {
diff --git a/src/classes/share/javax/media/j3d/RenderBin.java b/src/classes/share/javax/media/j3d/RenderBin.java
index ff14754..7f69f0a 100644
--- a/src/classes/share/javax/media/j3d/RenderBin.java
+++ b/src/classes/share/javax/media/j3d/RenderBin.java
@@ -203,7 +203,9 @@ class RenderBin extends J3dStructure implements ObjectUpdate {
RenderMolecule.RENDER_MOLECULE_LIST, null);
// List of renderAtoms that have a shared dlist (due to geo.refCount > 1)
- UnorderList sharedDList = new UnorderList(5, RenderAtomListInfo.class);
+ // Fix for Issue 5: change this to a Set rather than a list to
+ // avoid duplicates entried
+ Collection sharedDList = new HashSet();
ArrayList dirtyRenderMoleculeList = new ArrayList(5);
@@ -943,12 +945,19 @@ class RenderBin extends J3dStructure implements ObjectUpdate {
}
+ // Shared context case
void updateDlistRendererResource(Renderer rdr) {
- int i, value = 0;
+ int i;
int size = 0;
RenderAtomListInfo arr[];
RenderAtomListInfo ra;
+ // TODO: there is a possible problem in the case of multiple
+ // renderers (i.e., multiple screens). Unless the
+ // MasterControl sends us a separate message for each
+ // renderer, we won't create a new display list for renderers
+ // other than the one passed into this method.
+
if (rdr == null) {
return;
}
@@ -963,7 +972,7 @@ class RenderBin extends J3dStructure implements ObjectUpdate {
// it is built for no longer matches the context
// used in the renderer, create a dlist
sharedDList.add(ra);
- geo.incrDlistRefCount(rdr.rendererBit);
+ geo.addDlistUser(this, ra);
if (((geo.resourceCreationMask & rdr.rendererBit) == 0) ||
(geo.getDlistTimeStamp(rdr.rendererBit) !=
@@ -981,10 +990,10 @@ class RenderBin extends J3dStructure implements ObjectUpdate {
sharedDList.remove(ra);
GeometryArrayRetained geo = (GeometryArrayRetained)ra.geometry();
- value = geo.decrDlistRefCount(rdr.rendererBit);
+ geo.removeDlistUser(this, ra);
// System.out.println("========> geo.refcount = "+geo.refCount);
// add this geometry's dlist to be freed
- if (value == 0) {
+ if (geo.isDlistUserSetEmpty(this)) {
rdr.displayListResourceFreeList.add(geo.dlistObj);
geo.resourceCreationMask &= ~rdr.rendererBit;
// All Dlist on all renderer have been freed, then return dlistID
@@ -1007,8 +1016,9 @@ class RenderBin extends J3dStructure implements ObjectUpdate {
}
}
+ // Non-shared context case
void updateDlistCanvasResource(Canvas3D[] canvases) {
- int i, j, value;
+ int i, j;
Canvas3D cv;
int size = 0;
RenderAtomListInfo arr[];
@@ -1019,6 +1029,10 @@ class RenderBin extends J3dStructure implements ObjectUpdate {
arr = (RenderAtomListInfo []) addDlist.toArray(false);
for (i = 0; i <size; i++) {
sharedDList.add(arr[i]);
+ // Fix for Issue 5: add the render atom to the list of users
+ // of its geometry for this RenderBin
+ GeometryArrayRetained geo = (GeometryArrayRetained) arr[i].geometry();
+ geo.addDlistUser(this, arr[i]);
}
}
@@ -1027,6 +1041,10 @@ class RenderBin extends J3dStructure implements ObjectUpdate {
arr = (RenderAtomListInfo []) removeDlist.toArray(false);
for (i = 0; i < size; i++) {
sharedDList.remove(arr[i]);
+ // Fix for Issue 5: remove this render atom from the list of users
+ // of its geometry for this RenderBin
+ GeometryArrayRetained geo = (GeometryArrayRetained) arr[i].geometry();
+ geo.removeDlistUser(this, arr[i]);
}
}
@@ -1040,7 +1058,6 @@ class RenderBin extends J3dStructure implements ObjectUpdate {
ra = arr[i];
GeometryArrayRetained geo = (GeometryArrayRetained) ra.geometry();
- geo.incrDlistRefCount(cv.canvasBit);
if ((cv.ctx != 0) &&
((geo.resourceCreationMask & cv.canvasBit) == 0) ||
(geo.getDlistTimeStamp(cv.canvasBit) !=
@@ -1056,9 +1073,8 @@ class RenderBin extends J3dStructure implements ObjectUpdate {
GeometryArrayRetained geo =
(GeometryArrayRetained) arr[i].geometry();
- value = geo.decrDlistRefCount(canvases[j].canvasBit);
// add this geometry's dlist to be freed
- if (value == 0) {
+ if (geo.isDlistUserSetEmpty(this)) {
if (cv.ctx != 0) {
canvases[j].displayListResourceFreeList.add(geo.dlistObj);
}
@@ -3124,8 +3140,8 @@ System.out.println("......tb.soleUser= " +
if (size > 0) {
RenderAtomListInfo ra;
GeometryArrayRetained geo;
- RenderAtomListInfo arr[] =
- (RenderAtomListInfo []) sharedDList.toArray(false);
+ RenderAtomListInfo arr[] = new RenderAtomListInfo[size];
+ arr = (RenderAtomListInfo []) sharedDList.toArray(arr);
int bitMask = cv.canvasBit;
// We need two passes to avoid extra buildDisplayList
@@ -3173,8 +3189,8 @@ System.out.println("......tb.soleUser= " +
size = sharedDList.size();
if (size > 0) {
- RenderAtomListInfo arr[] =
- (RenderAtomListInfo []) sharedDList.toArray(false);
+ RenderAtomListInfo arr[] = new RenderAtomListInfo[size];
+ arr = (RenderAtomListInfo []) sharedDList.toArray(arr);
RenderAtomListInfo ra;
if (!setCtx) {
@@ -6702,6 +6718,7 @@ System.out.println("......tb.soleUser= " +
void freeAllDisplayListResources(Canvas3D cv) {
+
int i;
int size = renderMoleculeList.size();
Renderer rdr = cv.screen.renderer;
@@ -6717,25 +6734,25 @@ System.out.println("......tb.soleUser= " +
size = sharedDList.size();
if (size > 0) {
- RenderAtomListInfo arr[] =
- (RenderAtomListInfo []) sharedDList.toArray(false);
-
+ RenderAtomListInfo arr[] = new RenderAtomListInfo[size];
+ arr = (RenderAtomListInfo []) sharedDList.toArray(arr);
+
GeometryArrayRetained geo;
int mask = (cv.useSharedCtx ? rdr.rendererBit : cv.canvasBit);
for (i = 0; i < size; i++) {
geo = (GeometryArrayRetained)arr[i].geometry();
+ // Fix for Issue 5: free all native display lists and clear the
+ // context creation bits for this canvas, but don't do anything
+ // with the geo's user list.
if (geo.dlistId > 0) {
- if (!cv.useSharedCtx) {
- cv.freeDisplayList(cv.ctx, geo.dlistId);
- }
-
- if (geo.decrDlistRefCount(mask) == 0) {
- geo.resourceCreationMask &= ~mask;
- if (cv.useSharedCtx) {
- cv.freeDisplayList(cv.ctx, geo.dlistId);
- }
- }
+ // TODO: for the shared ctx case, we really should
+ // only free the display lists if this is the last
+ // Canvas in the renderer. However, since the
+ // display lists will be recreated, it doesn't
+ // really matter.
+ cv.freeDisplayList(cv.ctx, geo.dlistId);
+ geo.resourceCreationMask &= ~mask;
}
}
}
@@ -6758,8 +6775,8 @@ System.out.println("......tb.soleUser= " +
size = sharedDList.size();
if (size > 0) {
- RenderAtomListInfo arr[] =
- (RenderAtomListInfo []) sharedDList.toArray(false);
+ RenderAtomListInfo arr[] = new RenderAtomListInfo[size];
+ arr = (RenderAtomListInfo []) sharedDList.toArray(arr);
GeometryArrayRetained geo;
for (i = 0; i < size; i++) {
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-12 18:51:27 +0000