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Fix normalfast render mode with 8 view distance inside a custom block with high fog distance causing mass chunk reloading when moving

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This commit is contained in:
UnknownShadow200 2019-05-08 22:33:36 +10:00
parent e1a8c6f8ff
commit 6497c1da78
2 changed files with 39 additions and 23 deletions
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6
src/EnvRenderer.c
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@ -66,7 +66,7 @@ static void EnvRenderer_CalcFog(float* density, PackedCol* col) {
}
static void EnvRenderer_UpdateFogMinimal(float fogDensity) {
double dist;
int dist;
/* TODO: rewrite this to avoid raising the event? want to avoid recreating vbos too many times often */
if (fogDensity != 0.0f) {
@ -75,8 +75,8 @@ static void EnvRenderer_UpdateFogMinimal(float fogDensity) {
/* i.e. log(0.05) = -density * coord */
#define LOG_005 -2.99573227355399
dist = LOG_005 / -fogDensity;
Game_SetViewDistance((int)dist);
dist = (int)(LOG_005 / -fogDensity);
Game_SetViewDistance(min(dist, Game_UserViewDistance));
} else {
Game_SetViewDistance(Game_UserViewDistance);
}

56
src/MapRenderer.c
View File

@ -67,6 +67,7 @@ void ChunkInfo_Reset(struct ChunkInfo* chunk, int x, int y, int z) {
chunk->TranslucentParts = NULL;
}
/* Index of maximum used 1D atlas + 1 */
CC_NOINLINE static int MapRenderer_UsedAtlases(void) {
TextureLoc maxLoc = 0;
int i;
@ -434,16 +435,27 @@ void MapRenderer_RefreshBorders(int maxHeight) {
static int chunksTarget = 12;
static Vector3 lastCamPos;
static float lastHeadY, lastHeadX;
/* Max distance from camera that chunks are rendered within */
/* This may differ from the view distance configured by the user */
static int renderDistSquared;
/* Max distance from camera that chunks are built within */
/* Chunks past this distance are automatically unloaded */
static int buildDistSquared;
static int MapRenderer_AdjustViewDist(int dist) {
static int MapRenderer_AdjustDist(int dist) {
if (dist < CHUNK_SIZE) dist = CHUNK_SIZE;
dist = Utils_AdjViewDist(dist);
return (dist + 24) * (dist + 24);
}
static void MapRenderer_CalcViewDists(void) {
buildDistSquared = MapRenderer_AdjustDist(Game_UserViewDistance);
renderDistSquared = MapRenderer_AdjustDist(Game_ViewDistance);
}
static int MapRenderer_UpdateChunksAndVisibility(int* chunkUpdates) {
int viewDistSqr = MapRenderer_AdjustViewDist(Game_ViewDistance);
int userDistSqr = MapRenderer_AdjustViewDist(Game_UserViewDistance);
int renderDistSqr = renderDistSquared;
int buildDistSqr = buildDistSquared;
struct ChunkInfo* info;
int i, j = 0, distSqr;
@ -456,18 +468,18 @@ static int MapRenderer_UpdateChunksAndVisibility(int* chunkUpdates) {
distSqr = distances[i];
noData = !info->NormalParts && !info->TranslucentParts;
/* Unload chunks beyond visible range */
if (!noData && distSqr >= userDistSqr + 32 * 16) {
/* Auto unload chunks far away chunks */
if (!noData && distSqr >= buildDistSqr + 32 * 16) {
MapRenderer_DeleteChunk(info); continue;
}
noData |= info->PendingDelete;
if (noData && distSqr <= viewDistSqr && *chunkUpdates < chunksTarget) {
if (noData && distSqr <= buildDistSqr && *chunkUpdates < chunksTarget) {
MapRenderer_DeleteChunk(info);
MapRenderer_BuildChunk(info, chunkUpdates);
}
info->Visible = distSqr <= viewDistSqr &&
info->Visible = distSqr <= renderDistSqr &&
FrustumCulling_SphereInFrustum(info->CentreX, info->CentreY, info->CentreZ, 14); /* 14 ~ sqrt(3 * 8^2) */
if (info->Visible && !info->Empty) { renderChunks[j] = info; j++; }
}
@ -475,8 +487,8 @@ static int MapRenderer_UpdateChunksAndVisibility(int* chunkUpdates) {
}
static int MapRenderer_UpdateChunksStill(int* chunkUpdates) {
int viewDistSqr = MapRenderer_AdjustViewDist(Game_ViewDistance);
int userDistSqr = MapRenderer_AdjustViewDist(Game_UserViewDistance);
int renderDistSqr = renderDistSquared;
int buildDistSqr = buildDistSquared;
struct ChunkInfo* info;
int i, j = 0, distSqr;
@ -489,18 +501,18 @@ static int MapRenderer_UpdateChunksStill(int* chunkUpdates) {
distSqr = distances[i];
noData = !info->NormalParts && !info->TranslucentParts;
/* Unload chunks beyond visible range */
if (!noData && distSqr >= userDistSqr + 32 * 16) {
/* Auto unload chunks far away chunks */
if (!noData && distSqr >= buildDistSqr + 32 * 16) {
MapRenderer_DeleteChunk(info); continue;
}
noData |= info->PendingDelete;
if (noData && distSqr <= userDistSqr && *chunkUpdates < chunksTarget) {
if (noData && distSqr <= buildDistSqr && *chunkUpdates < chunksTarget) {
MapRenderer_DeleteChunk(info);
MapRenderer_BuildChunk(info, chunkUpdates);
/* only need to update the visibility of chunks in range. */
info->Visible = distSqr <= viewDistSqr &&
info->Visible = distSqr <= renderDistSqr &&
FrustumCulling_SphereInFrustum(info->CentreX, info->CentreY, info->CentreZ, 14); /* 14 ~ sqrt(3 * 8^2) */
if (info->Visible && !info->Empty) { renderChunks[j] = info; j++; }
} else if (info->Visible) {
@ -715,9 +727,12 @@ static void MapRenderer_BlockDefinitionChanged(void* obj) {
MapRenderer_ResetPartFlags();
}
static void MapRenderer_RecalcVisibility_(void* obj) { lastCamPos = Vector3_BigPos(); }
static void MapRenderer_DeleteChunks_(void* obj) { MapRenderer_DeleteChunks(); }
static void MapRenderer_Refresh_(void* obj) { MapRenderer_Refresh(); }
static void MapRenderer_RecalcVisibility(void* obj) {
lastCamPos = Vector3_BigPos();
MapRenderer_CalcViewDists();
}
static void MapRenderer_DeleteChunks_(void* obj) { MapRenderer_DeleteChunks(); }
static void MapRenderer_Refresh_(void* obj) { MapRenderer_Refresh(); }
static void MapRenderer_OnNewMap(void) {
Game.ChunkUpdates = 0;
@ -755,8 +770,8 @@ static void MapRenderer_Init(void) {
Event_RegisterInt(&WorldEvents.EnvVarChanged, NULL, MapRenderer_EnvVariableChanged);
Event_RegisterVoid(&BlockEvents.BlockDefChanged, NULL, MapRenderer_BlockDefinitionChanged);
Event_RegisterVoid(&GfxEvents.ViewDistanceChanged, NULL, MapRenderer_RecalcVisibility_);
Event_RegisterVoid(&GfxEvents.ProjectionChanged, NULL, MapRenderer_RecalcVisibility_);
Event_RegisterVoid(&GfxEvents.ViewDistanceChanged, NULL, MapRenderer_RecalcVisibility);
Event_RegisterVoid(&GfxEvents.ProjectionChanged, NULL, MapRenderer_RecalcVisibility);
Event_RegisterVoid(&GfxEvents.ContextLost, NULL, MapRenderer_DeleteChunks_);
Event_RegisterVoid(&GfxEvents.ContextRecreated, NULL, MapRenderer_Refresh_);
@ -767,6 +782,7 @@ static void MapRenderer_Init(void) {
Builder_Init();
Builder_ApplyActive();
MapRenderer_CalcViewDists();
}
static void MapRenderer_Free(void) {
@ -774,8 +790,8 @@ static void MapRenderer_Free(void) {
Event_UnregisterInt(&WorldEvents.EnvVarChanged, NULL, MapRenderer_EnvVariableChanged);
Event_UnregisterVoid(&BlockEvents.BlockDefChanged, NULL, MapRenderer_BlockDefinitionChanged);
Event_UnregisterVoid(&GfxEvents.ViewDistanceChanged, NULL, MapRenderer_RecalcVisibility_);
Event_UnregisterVoid(&GfxEvents.ProjectionChanged, NULL, MapRenderer_RecalcVisibility_);
Event_UnregisterVoid(&GfxEvents.ViewDistanceChanged, NULL, MapRenderer_RecalcVisibility);
Event_UnregisterVoid(&GfxEvents.ProjectionChanged, NULL, MapRenderer_RecalcVisibility);
Event_UnregisterVoid(&GfxEvents.ContextLost, NULL, MapRenderer_DeleteChunks_);
Event_UnregisterVoid(&GfxEvents.ContextRecreated, NULL, MapRenderer_Refresh_);