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dminer optimizations

This commit is contained in:
Vadim Lopatin 2017-05-15 17:08:13 +03:00
parent a66f93d81a
commit f37fa6970b
2 changed files with 18 additions and 6 deletions
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9
examples/dminer/src/dminer/core/chunk.d
View File

@ -151,6 +151,7 @@ struct SmallChunk {
protected ulong[8] canPassPlanesX; // 64 bytes WEST to EAST
protected ulong[8] canPassPlanesY; // 64 bytes DOWN to UP
protected ulong[8] canPassPlanesZ; // 64 bytes NORTH to SOUTH
protected ubyte[6] canPassFromTo; // index is FROM direction, ubyte is DirMask of TO direction; 1 means can pass FROM .. TO
//ulong[6][6] canPassFromTo; // 288 bytes
SmallChunk * [6] nearChunks;
@ -1554,7 +1555,7 @@ struct VisibilityCheckIterator {
return;
// direction test (TODO)
int dot = diff.dot(cameraDirection);
if (dot < 3000)
if (dot < 8000)
return;
//....
// plan visiting
@ -1618,9 +1619,9 @@ struct VisibilityCheckIterator {
this.visitor = visitor;
this.cameraDirection = cameraDirection;
Vector3d cameraOffset = cameraDirection;
cameraOffset.x /= 16;
cameraOffset.y /= 16;
cameraOffset.z /= 16;
cameraOffset.x /= 7;
cameraOffset.y /= 7;
cameraOffset.z /= 7;
this.camPos = startPos - cameraOffset;
//if (!startChunk)
// return;

15
examples/dminer/src/minermain.d
View File

@ -60,6 +60,13 @@ extern (C) int UIAppMain(string[] args) {
return Platform.instance.enterMessageLoop();
}
class ChunkVisitCounter : ChunkVisitor {
int count;
void visit(World world, SmallChunk * chunk) {
count++;
}
}
class MinerDrawable : MaterialDrawableObject, ChunkVisitor {
import dlangui.graphics.scene.node;
@ -83,7 +90,6 @@ class MinerDrawable : MaterialDrawableObject, ChunkVisitor {
/// override it
_node = node;
//Log.d("drawing Miner scene");
_chunkIterator.start(_world, _world.camPosition.pos, MAX_VIEW_DISTANCE);
//_chunkVisitor.init(_world, MAX_VIEW_DISTANCE, this);
_pos = _world.camPosition.pos;
_camPosition = _cam.translation;
@ -96,9 +102,14 @@ class MinerDrawable : MaterialDrawableObject, ChunkVisitor {
camVector.x = cast(int)(_camForwardVector.x * 256);
camVector.y = cast(int)(_camForwardVector.y * 256);
camVector.z = cast(int)(_camForwardVector.z * 256);
ChunkVisitCounter countVisitor = new ChunkVisitCounter();
_chunkIterator.start(_world, _world.camPosition.pos, MAX_VIEW_DISTANCE);
_chunkIterator.visitVisibleChunks(countVisitor, camVector);
long durationNoDraw = currentTimeMillis() - ts;
_chunkIterator.start(_world, _world.camPosition.pos, MAX_VIEW_DISTANCE);
_chunkIterator.visitVisibleChunks(this, camVector);
long duration = currentTimeMillis() - ts;
Log.d("drawing of Miner scene finished in ", duration, " ms skipped:", _skippedCount, " drawn:", _drawnCount);
Log.d("drawing of Miner scene finished in ", duration, " ms skipped:", _skippedCount, " drawn:", _drawnCount, " duration(noDraw)=", durationNoDraw);
}
void visit(World world, SmallChunk * chunk) {
if (chunk) {