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Add support for Sector_SetPortal

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This commit is contained in:
RaveYard 2022-10-29 17:23:22 +02:00
parent 4605f06308
commit e9bf098195
4 changed files with 108 additions and 3 deletions
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16
src/level/doomdata.h
View file

@ -153,11 +153,23 @@ struct IntSector
struct { bool skyFloor, skyCeiling; };
};
inline const char* GetTextureName(int plane) const { return plane != PLANE_FLOOR ? data.ceilingpic : data.floorpic; }
TArray<UDMFKey> props;
TArray<IntLineDef*> lines;
// Utility functions
inline const char* GetTextureName(int plane) const { return plane != PLANE_FLOOR ? data.ceilingpic : data.floorpic; }
inline bool HasTag(int sectorTag) const
{
if (tags.Size() <= 0 && sectorTag == 0)
return true;
for (auto tag : tags)
{
if (tag == sectorTag) return true;
}
return false;
}
};
struct MapSubsector

2
src/lightmap/gpuraytracer.cpp
View file

@ -1015,7 +1015,7 @@ std::vector<PortalInfo> GPURaytracer::CreatePortalInfo()
for (const auto& surface : mesh->surfaces)
{
if (surface->portalDestinationIndex >= 0)
if (surface->portalIndex >= 0)
{
PortalInfo info;
info.Transformation = mesh->portals[surface->portalIndex]->transformation;

90
src/lightmap/levelmesh.cpp
View file

@ -510,6 +510,92 @@ int LevelMesh::CreateLinePortal(FLevel& doomMap, const IntLineDef& srcLine, cons
return int(portals.size() - 1);
}
int LevelMesh::CheckAndMakePortal(FLevel& doomMap, MapSubsectorEx* sub, IntSector* sector, int typeIndex, int plane)
{
const auto& lines = doomMap.GetSectorFromSubSector(sub)->lines;
for (const auto& line : lines)
{
if (line->special == Sector_SetPortal && line->args[0] && line->args[2] == plane && !line->args[3] && sector->HasTag(line->args[0]))
{
const IntLineDef* dstLine = nullptr;
// Find the other portal line
for (const auto &targetLine : doomMap.Lines)
{
if (targetLine.special == Sector_SetPortal && targetLine.args[2] == plane && targetLine.args[3] && line->args[0] == targetLine.args[0])
{
dstLine = &targetLine;
break;
}
}
if (dstLine)
{
return CreatePlanePortal(doomMap, *line, *dstLine);
}
}
}
return -1;
}
int LevelMesh::CreatePlanePortal(FLevel& doomMap, const IntLineDef& srcLine, const IntLineDef& dstLine)
{
auto portal = std::make_unique<Portal>();
// Calculate portal transformation
{
FloatVertex srcV1 = doomMap.GetSegVertex(srcLine.v1);
FloatVertex srcV2 = doomMap.GetSegVertex(srcLine.v2);
FloatVertex dstV1 = doomMap.GetSegVertex(dstLine.v1);
FloatVertex dstV2 = doomMap.GetSegVertex(dstLine.v2);
int alignment = srcLine.args[2];
double srcAZ = 0;
double srcBZ = 0;
double dstAZ = 0;
double dstBZ = 0;
const auto* srcFront = srcLine.frontsector;
const auto* dstFront = dstLine.frontsector;
if (alignment == 0) // floor
{
srcAZ = srcFront->floorplane.zAt(srcV1.x, srcV1.y);
srcBZ = srcFront->floorplane.zAt(srcV2.x, srcV2.y);
dstAZ = dstFront->ceilingplane.zAt(dstV1.x, dstV1.y);
dstBZ = dstFront->ceilingplane.zAt(dstV2.x, dstV2.y);
}
else // ceiling
{
srcAZ = srcFront->ceilingplane.zAt(srcV1.x, srcV1.y);
srcBZ = srcFront->ceilingplane.zAt(srcV2.x, srcV2.y);
dstAZ = dstFront->floorplane.zAt(dstV1.x, dstV1.y);
dstBZ = dstFront->floorplane.zAt(dstV2.x, dstV2.y);
}
const vec3 vecSrcA = vec3(vec2(srcV1.x, srcV1.y), srcAZ);
const vec3 vecSrcB = vec3(vec2(srcV2.x, srcV2.y), srcAZ);
const vec3 vecDstA = vec3(vec2(dstV1.x, dstV1.y), dstAZ);
const vec3 vecDstB = vec3(vec2(dstV2.x, dstV2.y), dstBZ);
// Translation
vec3 originSrc = (vecSrcB + vecSrcA) * 0.5f;
vec3 originDst = (vecDstB + vecDstA) * 0.5f;
vec3 translation = originDst - originSrc;
// printf("Portal translation: %.3f %.3f %.3f\n", translation.x, translation.y, translation.z);
portal->transformation = mat4::translate(translation);
}
portals.push_back(std::move(portal));
return int(portals.size() - 1);
}
void LevelMesh::CreateSideSurfaces(FLevel &doomMap, IntSideDef *side)
{
IntSector *front;
@ -585,6 +671,8 @@ void LevelMesh::CreateSideSurfaces(FLevel &doomMap, IntSideDef *side)
surf->portalDestinationIndex = destLineIndex;
surf->portalIndex = CreateLinePortal(doomMap, *side->line, doomMap.Lines[destLineIndex]);
surfaces.push_back(std::move(surf));
return;
}
else
@ -874,6 +962,7 @@ void LevelMesh::CreateFloorSurface(FLevel &doomMap, MapSubsectorEx *sub, IntSect
if (!is3DFloor)
{
surf->plane = sector->floorplane;
surf->portalIndex = CheckAndMakePortal(doomMap, sub, sector, typeIndex, PLANE_FLOOR);
}
else
{
@ -912,6 +1001,7 @@ void LevelMesh::CreateCeilingSurface(FLevel &doomMap, MapSubsectorEx *sub, IntSe
if (!is3DFloor)
{
surf->plane = sector->ceilingplane;
surf->portalIndex = CheckAndMakePortal(doomMap, sub, sector, typeIndex, PLANE_CEILING);
}
else
{

3
src/lightmap/levelmesh.h
View file

@ -160,5 +160,8 @@ private:
static bool IsDegenerate(const vec3 &v0, const vec3 &v1, const vec3 &v2);
int CheckAndMakePortal(FLevel& doomMap, MapSubsectorEx* sub, IntSector* sector, int typeIndex, int plane);
int CreateLinePortal(FLevel &doomMap, const IntLineDef& srcLine, const IntLineDef& dstLine);
int CreatePlanePortal(FLevel &doomMap, const IntLineDef& srcLine, const IntLineDef& dstLine);
};