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- fix line segment detection;

This commit is contained in:
mtabachenko 2011-02-25 14:57:01 +00:00
parent bf013a7c18
commit fc0daf243a
1 changed files with 19 additions and 20 deletions
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39
desmume/src/gfx3d.cpp
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@ -766,27 +766,26 @@ static void SetVertex()
POLY &poly = polylist->list[polylist->count];
poly.vtxFormat = vtxFormat;
if (poly.type == 4)
{ // Line stream polygon detect
// Tested" Castlevania POR - warp stone, trajectory of ricochet, "Eye of Decay"
u8 duplicatedVerts = 0;
for (int i = 0; i < (poly.type-1); i++)
{
VERT &vert1 = vertlist->list[poly.vertIndexes[i]];
for (int t = (i+1); t < poly.type; t++)
{
VERT &vert2 = vertlist->list[poly.vertIndexes[t]];
if ((vert1.x == vert2.x) && (vert1.y == vert2.y))
duplicatedVerts++;
}
}
if (duplicatedVerts == 2)
{
//printf("Line stream polygon detected\n");
poly.vtxFormat = vtxFormat + 4;
}
// Line segment detect
// Tested" Castlevania POR - warp stone, trajectory of ricochet, "Eye of Decay"
bool duplicated = false;
VERT &vert0 = vertlist->list[poly.vertIndexes[0]];
VERT &vert1 = vertlist->list[poly.vertIndexes[1]];
VERT &vert2 = vertlist->list[poly.vertIndexes[2]];
if ( (vert0.x == vert1.x) && (vert0.y == vert1.y) ) duplicated = true;
else
if ( (vert1.x == vert2.x) && (vert1.y == vert2.y) ) duplicated = true;
else
if ( (vert0.y == vert1.y) && (vert1.y == vert2.y) ) duplicated = true;
else
if ( (vert0.x == vert1.x) && (vert1.x == vert2.x) ) duplicated = true;
if (duplicated)
{
//printf("Line Segmet detected (poly type %i, mode %i)\n", poly.type, poly.vtxFormat);
poly.vtxFormat = vtxFormat + 4;
}
poly.polyAttr = polyAttr;
poly.texParam = textureFormat;
poly.texPalette = texturePalette;