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Use Lock/UnlockVb for chunk builder too

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UnknownShadow200 2020-02-10 10:46:32 +11:00
parent 881e28d844
commit 758b6d3b25
1 changed files with 16 additions and 20 deletions
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36
src/Builder.c
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@ -51,7 +51,6 @@ struct Builder1DPart {
The first ATLAS1D_MAX_ATLASES parts are for normal parts, remainder are for translucent parts. */
static struct Builder1DPart Builder_Parts[ATLAS1D_MAX_ATLASES * 2];
static VertexP3fT2fC4b* Builder_Vertices;
static int Builder_VerticesElems;
static int Builder1DPart_VerticesCount(struct Builder1DPart* part) {
int i, count = part->sCount;
@ -355,7 +354,7 @@ static cc_bool BuildChunk(int x1, int y1, int z1, struct ChunkInfo* info) {
int bitFlags[EXTCHUNK_SIZE_3];
cc_bool allAir, allSolid, onBorder;
int xMax, yMax, zMax;
int xMax, yMax, zMax, totalVerts;
int cIndex, index;
int x, y, z, xx, yy, zz;
@ -387,6 +386,15 @@ static cc_bool BuildChunk(int x1, int y1, int z1, struct ChunkInfo* info) {
Builder_ChunkEndX = xMax; Builder_ChunkEndZ = zMax;
Builder_Stretch(x1, y1, z1);
totalVerts = Builder_TotalVerticesCount();
if (!totalVerts) return false;
#ifndef CC_BUILD_GL11
/* add an extra element to fix crashing on some GPUs */
info->Vb = Gfx_CreateVb( VERTEX_FORMAT_P3FT2FC4B, totalVerts + 1);
Builder_Vertices = Gfx_LockVb(info->Vb, VERTEX_FORMAT_P3FT2FC4B, totalVerts + 1);
#endif
Builder_PostStretchTiles();
for (y = y1, yy = 0; y < yMax; y++, yy++) {
@ -404,25 +412,22 @@ static cc_bool BuildChunk(int x1, int y1, int z1, struct ChunkInfo* info) {
}
}
}
#ifndef CC_BUILD_GL11
Gfx_UnlockVb(info->Vb);
#endif
return true;
}
void Builder_MakeChunk(struct ChunkInfo* info) {
int x = info->CentreX - 8, y = info->CentreY - 8, z = info->CentreZ - 8;
cc_bool hasMesh, hasNorm, hasTran;
int totalVerts, partsIndex;
int partsIndex;
int i, j, curIdx, offset;
hasMesh = BuildChunk(x, y, z, info);
if (!hasMesh) return;
totalVerts = Builder_TotalVerticesCount();
if (!totalVerts) return;
#ifndef CC_BUILD_GL11
/* add an extra element to fix crashing on some GPUs */
info->Vb = Gfx_CreateVb2(Builder_Vertices, VERTEX_FORMAT_P3FT2FC4B, totalVerts + 1);
#endif
partsIndex = MapRenderer_Pack(x >> CHUNK_SHIFT, y >> CHUNK_SHIFT, z >> CHUNK_SHIFT);
offset = 0;
hasNorm = false;
@ -464,16 +469,7 @@ static void DefaultPreStretchTiles(void) {
}
static void DefaultPostStretchTiles(void) {
int i, j, offset, count;
count = Builder_TotalVerticesCount();
if (count > Builder_VerticesElems) {
Mem_Free(Builder_Vertices);
/* ensure buffer can be accessed with 64 bytes alignment by putting 2 extra vertices at end. */
Builder_Vertices = (VertexP3fT2fC4b*)Mem_Alloc(count + 2, sizeof(VertexP3fT2fC4b), "chunk vertices");
Builder_VerticesElems = count;
}
int i, j, offset;
offset = 0;
for (i = 0; i < ATLAS1D_MAX_ATLASES; i++) {
j = i + ATLAS1D_MAX_ATLASES;