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Pass along virtnodes to extended nodes loading functions to make sure virtnodes->data is moved correctly

This commit is contained in:
MascaraSnake 2019-12-29 21:42:16 +01:00
parent e88556efe1
commit cfc6428569
1 changed files with 30 additions and 30 deletions
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60
src/p_setup.c
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@ -1540,10 +1540,10 @@ static nodetype_t P_GetNodetype(const virtres_t *virt, virtlump_t **virtnodes)
}
// Extended node formats feature additional vertices; useful for OpenGL, but totally useless in gamelogic.
static boolean P_LoadExtraVertices(UINT8 *data)
static boolean P_LoadExtraVertices(virtlump_t *virtnodes)
{
UINT32 origvrtx = READUINT32(data);
UINT32 xtrvrtx = READUINT32(data);
UINT32 origvrtx = READUINT32(virtnodes->data);
UINT32 xtrvrtx = READUINT32(virtnodes->data);
line_t* ld = lines;
vertex_t *oldpos = vertexes;
ssize_t offset;
@ -1572,28 +1572,28 @@ static boolean P_LoadExtraVertices(UINT8 *data)
// Read extra vertex data.
for (i = origvrtx; i < numvertexes; i++)
{
vertexes[i].x = READFIXED(data);
vertexes[i].y = READFIXED(data);
vertexes[i].x = READFIXED(virtnodes->data);
vertexes[i].y = READFIXED(virtnodes->data);
}
return true;
}
static boolean P_LoadExtendedSubsectorsAndSegs(UINT8 *data, nodetype_t nodetype)
static boolean P_LoadExtendedSubsectorsAndSegs(virtlump_t *virtnodes, nodetype_t nodetype)
{
size_t i, k;
INT16 m;
seg_t *seg;
// Subsectors
numsubsectors = READUINT32(data);
numsubsectors = READUINT32(virtnodes->data);
subsectors = Z_Calloc(numsubsectors*sizeof(*subsectors), PU_LEVEL, NULL);
for (i = 0; i < numsubsectors; i++)
subsectors[i].numlines = READUINT32(data);
subsectors[i].numlines = READUINT32(virtnodes->data);
// Segs
numsegs = READUINT32(data);
numsegs = READUINT32(virtnodes->data);
segs = Z_Calloc(numsegs*sizeof(*segs), PU_LEVEL, NULL);
for (i = 0, k = 0; i < numsubsectors; i++)
@ -1608,7 +1608,7 @@ static boolean P_LoadExtendedSubsectorsAndSegs(UINT8 *data, nodetype_t nodetype)
for (m = 0; m < subsectors[i].numlines; m++, k++)
{
UINT16 linenum;
UINT32 vert = READUINT32(data);
UINT32 vert = READUINT32(virtnodes->data);
segs[k].v1 = &vertexes[vert];
if (m == 0)
@ -1616,24 +1616,24 @@ static boolean P_LoadExtendedSubsectorsAndSegs(UINT8 *data, nodetype_t nodetype)
else
segs[k - 1].v2 = segs[k].v1;
data += 4; // partner, can be ignored by software renderer
virtnodes->data += 4; // partner, can be ignored by software renderer
if (nodetype == NT_XGL3)
data += 2; // Line number is 32-bit in XGL3, but we're limited to 16 bits.
virtnodes->data += 2; // Line number is 32-bit in XGL3, but we're limited to 16 bits.
linenum = READUINT16(data);
linenum = READUINT16(virtnodes->data);
segs[k].glseg = (linenum == 0xFFFF);
segs[k].linedef = (linenum == 0xFFFF) ? NULL : &lines[linenum];
segs[k].side = READUINT8(data);
segs[k].side = READUINT8(virtnodes->data);
}
break;
case NT_XNOD:
for (m = 0; m < subsectors[i].numlines; m++, k++)
{
segs[k].v1 = &vertexes[READUINT32(data)];
segs[k].v2 = &vertexes[READUINT32(data)];
segs[k].linedef = &lines[READUINT16(data)];
segs[k].side = READUINT8(data);
segs[k].v1 = &vertexes[READUINT32(virtnodes->data)];
segs[k].v2 = &vertexes[READUINT32(virtnodes->data)];
segs[k].linedef = &lines[READUINT16(virtnodes->data)];
segs[k].side = READUINT8(virtnodes->data);
segs[k].glseg = false;
}
break;
@ -1662,31 +1662,31 @@ static UINT16 ShrinkNodeID(UINT32 x) {
return result | mask;
}
static void P_LoadExtendedNodes(UINT8 *data, nodetype_t nodetype)
static void P_LoadExtendedNodes(virtlump_t *virtnodes, nodetype_t nodetype)
{
node_t *mn;
size_t i, j, k;
boolean xgl3 = (nodetype == NT_XGL3);
numnodes = READINT32(data);
numnodes = READINT32(virtnodes->data);
nodes = Z_Calloc(numnodes*sizeof(*nodes), PU_LEVEL, NULL);
for (i = 0, mn = nodes; i < numnodes; i++, mn++)
{
// Splitter
mn->x = xgl3 ? READINT32(data) : (READINT16(data) << FRACBITS);
mn->y = xgl3 ? READINT32(data) : (READINT16(data) << FRACBITS);
mn->dx = xgl3 ? READINT32(data) : (READINT16(data) << FRACBITS);
mn->dy = xgl3 ? READINT32(data) : (READINT16(data) << FRACBITS);
mn->x = xgl3 ? READINT32(virtnodes->data) : (READINT16(virtnodes->data) << FRACBITS);
mn->y = xgl3 ? READINT32(virtnodes->data) : (READINT16(virtnodes->data) << FRACBITS);
mn->dx = xgl3 ? READINT32(virtnodes->data) : (READINT16(virtnodes->data) << FRACBITS);
mn->dy = xgl3 ? READINT32(virtnodes->data) : (READINT16(virtnodes->data) << FRACBITS);
// Bounding boxes
for (j = 0; j < 2; j++)
for (k = 0; k < 4; k++)
mn->bbox[j][k] = READINT16(data) << FRACBITS;
mn->bbox[j][k] = READINT16(virtnodes->data) << FRACBITS;
//Children
mn->children[0] = ShrinkNodeID(READUINT32(data)); /// \todo Use UINT32 for node children in a future, instead?
mn->children[1] = ShrinkNodeID(READUINT32(data));
mn->children[0] = ShrinkNodeID(READUINT32(virtnodes->data)); /// \todo Use UINT32 for node children in a future, instead?
mn->children[1] = ShrinkNodeID(READUINT32(virtnodes->data));
}
}
@ -1725,11 +1725,11 @@ static void P_LoadMapBSP(const virtres_t *virt)
case NT_XNOD:
case NT_XGLN:
case NT_XGL3:
if (!P_LoadExtraVertices(virtnodes->data))
if (!P_LoadExtraVertices(virtnodes))
return;
if (!P_LoadExtendedSubsectorsAndSegs(virtnodes->data, nodetype))
if (!P_LoadExtendedSubsectorsAndSegs(virtnodes, nodetype))
return;
P_LoadExtendedNodes(virtnodes->data, nodetype);
P_LoadExtendedNodes(virtnodes, nodetype);
break;
default:
CONS_Alert(CONS_WARNING, "Unsupported BSP format detected.\n");