Move line portal to its own function

This commit is contained in:
RaveYard 2022-10-29 16:13:09 +02:00
parent 38916e7f75
commit 4605f06308
2 changed files with 63 additions and 58 deletions

View file

@ -451,6 +451,65 @@ void LevelMesh::FinishSurface(RectPacker& packer, Surface* surface)
} }
} }
int LevelMesh::CreateLinePortal(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[3];
double srcAZ = 0;
double srcBZ = 0;
double dstAZ = 0;
double dstBZ = 0;
const auto* srcFront = srcLine.frontsector;
const auto* dstFront = dstLine.frontsector;
if (alignment == 1) // floor
{
srcAZ = srcFront->floorplane.zAt(srcV1.x, srcV1.y);
srcBZ = srcFront->floorplane.zAt(srcV2.x, srcV2.y);
dstAZ = dstFront->floorplane.zAt(dstV1.x, dstV1.y);
dstBZ = dstFront->floorplane.zAt(dstV2.x, dstV2.y);
}
else if (alignment == 2) // ceiling
{
srcAZ = srcFront->ceilingplane.zAt(srcV1.x, srcV1.y);
srcBZ = srcFront->ceilingplane.zAt(srcV2.x, srcV2.y);
dstAZ = dstFront->ceilingplane.zAt(dstV1.x, dstV1.y);
dstBZ = dstFront->ceilingplane.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;
// Rotation
// TODO :(
// 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) void LevelMesh::CreateSideSurfaces(FLevel &doomMap, IntSideDef *side)
{ {
IntSector *front; IntSector *front;
@ -525,64 +584,7 @@ void LevelMesh::CreateSideSurfaces(FLevel &doomMap, IntSideDef *side)
surf->portalDestinationIndex = destLineIndex; surf->portalDestinationIndex = destLineIndex;
// Portal calculation surf->portalIndex = CreateLinePortal(doomMap, *side->line, doomMap.Lines[destLineIndex]);
{
auto portal = std::make_unique<Portal>();
// Calculate portal transformation
{
auto& destLine = doomMap.Lines[destLineIndex];
FloatVertex destV1 = doomMap.GetSegVertex(destLine.v1);
FloatVertex destV2 = doomMap.GetSegVertex(destLine.v2);
int alignment = side->line->args[3];
double dstAZ = 0;
double dstBZ = 0;
double srcAZ = 0;
double srcBZ = 0;
const auto* dstFront = doomMap.GetFrontSector(&doomMap.Sides[destLine.sidenum[0]]);
if (alignment == 1) // floor
{
srcAZ = front->floorplane.zAt(v1.x, v1.y);
srcBZ = front->floorplane.zAt(v2.x, v2.y);
dstAZ = dstFront->floorplane.zAt(destV1.x, destV1.y);
dstBZ = dstFront->floorplane.zAt(destV2.x, destV2.y);
}
else if (alignment == 2) // ceiling
{
srcAZ = front->ceilingplane.zAt(v1.x, v1.y);
srcBZ = front->ceilingplane.zAt(v2.x, v2.y);
dstAZ = dstFront->ceilingplane.zAt(destV1.x, destV1.y);
dstBZ = dstFront->ceilingplane.zAt(destV2.x, destV2.y);
}
const vec3 vecSrcA = vec3(vec2(v1.x, v1.y), srcAZ);
const vec3 vecSrcB = vec3(vec2(v2.x, v2.y), srcAZ);
const vec3 vecDstA = vec3(vec2(destV1.x, destV1.y), dstAZ);
const vec3 vecDstB = vec3(vec2(destV2.x, destV2.y), dstBZ);
// Translation
vec3 originSrc = (vecSrcB + vecSrcA) * 0.5f;
vec3 originDst = (vecDstB + vecDstA) * 0.5f;
vec3 translation = originDst - originSrc;
// Rotation
// TODO :(
// printf("Portal translation: %.3f %.3f %.3f\n", translation.x, translation.y, translation.z);
portal->transformation = mat4::translate(translation);
}
surf->portalIndex = portals.size();
portals.push_back(std::move(portal));
}
surfaces.push_back(std::move(surf));
return; return;
} }
else else

View file

@ -45,6 +45,7 @@ typedef dp::rect_pack::RectPacker<int> RectPacker;
struct MapSubsectorEx; struct MapSubsectorEx;
struct IntSector; struct IntSector;
struct IntSideDef; struct IntSideDef;
struct IntLineDef;
struct FLevel; struct FLevel;
struct ThingLight; struct ThingLight;
class FWadWriter; class FWadWriter;
@ -158,4 +159,6 @@ private:
void FinishSurface(RectPacker& packer, Surface* surface); void FinishSurface(RectPacker& packer, Surface* surface);
static bool IsDegenerate(const vec3 &v0, const vec3 &v1, const vec3 &v2); static bool IsDegenerate(const vec3 &v0, const vec3 &v1, const vec3 &v2);
int CreateLinePortal(FLevel &doomMap, const IntLineDef& srcLine, const IntLineDef& dstLine);
}; };