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- add support for outputting a debug mesh of the entire map
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3 changed files with 80 additions and 0 deletions
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@ -39,6 +39,8 @@
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#include "kexlib/binFile.h"
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#include "wad.h"
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#include "framework/templates.h"
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#include <map>
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#include <vector>
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//#define EXPORT_TEXELS_OBJ
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@ -1163,6 +1165,81 @@ void kexLightmapBuilder::WriteTexturesToTGA()
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}
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}
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void kexLightmapBuilder::WriteMeshToOBJ()
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{
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FILE *f = fopen("mesh.obj", "w");
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std::map<int, std::vector<surface_t*>> sortedSurfs;
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for (unsigned int i = 0; i < surfaces.Length(); i++)
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sortedSurfs[surfaces[i]->lightmapNum].push_back(surfaces[i]);
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for (const auto &it : sortedSurfs)
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{
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for (const auto &s : it.second)
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{
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for (int j = 0; j < s->numVerts; j++)
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{
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fprintf(f, "v %f %f %f\n", s->verts[j].x, s->verts[j].z + 100.0f, s->verts[j].y);
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}
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}
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}
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for (const auto &it : sortedSurfs)
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{
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for (const auto &s : it.second)
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{
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for (int j = 0; j < s->numVerts; j++)
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{
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fprintf(f, "vt %f %f\n", s->lightmapCoords[j * 2], s->lightmapCoords[j * 2 + 1]);
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}
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}
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}
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int voffset = 1;
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for (const auto &it : sortedSurfs)
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{
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int lightmapNum = it.first;
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if (lightmapNum != -1)
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fprintf(f, "usemtl lightmap_%02d\n", lightmapNum);
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else
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fprintf(f, "usemtl black\n");
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for (const auto &s : it.second)
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{
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switch (s->type)
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{
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case ST_FLOOR:
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for (int j = 2; j < s->numVerts; j++)
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{
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fprintf(f, "f %d/%d %d/%d %d/%d\n", voffset + j, voffset + j, voffset + j - 1, voffset + j - 1, voffset, voffset);
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}
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break;
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case ST_CEILING:
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for (int j = 2; j < s->numVerts; j++)
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{
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fprintf(f, "f %d/%d %d/%d %d/%d\n", voffset, voffset, voffset + j - 1, voffset + j - 1, voffset + j, voffset + j);
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}
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break;
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default:
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for (int j = 2; j < s->numVerts; j++)
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{
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if (j % 2 == 0)
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fprintf(f, "f %d/%d %d/%d %d/%d\n", voffset + j - 2, voffset + j - 2, voffset + j - 1, voffset + j - 1, voffset + j, voffset + j);
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else
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fprintf(f, "f %d/%d %d/%d %d/%d\n", voffset + j, voffset + j, voffset + j - 1, voffset + j - 1, voffset + j - 2, voffset + j - 2);
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}
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break;
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}
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voffset += s->numVerts;
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}
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}
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fclose(f);
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}
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//
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// kexLightmapBuilder::ExportTexelsToObjFile
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//
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@ -47,6 +47,7 @@ public:
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void LightSurface(const int surfid);
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void LightGrid(const int gridid);
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void WriteTexturesToTGA();
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void WriteMeshToOBJ();
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void AddLightGridLump(kexWadFile &wadFile);
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void AddLightmapLumps(kexWadFile &wadFile);
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@ -80,6 +80,8 @@ int main(int argc, char **argv)
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builder.CreateLightmaps(loader.Level);
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builder.WriteTexturesToTGA();
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builder.WriteMeshToOBJ();
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loader.Level.CleanupThingLights();
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lump = inwad.LumpAfterMap(lump);
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