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melonDS
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fix bugs with line polygons

This commit is contained in:
Arisotura 2019-06-12 13:14:11 +02:00
parent 886bf6bc10
commit 34c60eaca4
2 changed files with 22 additions and 16 deletions
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33
src/GPU3D.cpp
View File

@ -1144,6 +1144,23 @@ void SubmitPolygon()
for (int i = clipstart; i < nverts; i++)
clippedvertices[i] = TempVertexBuffer[i];
// detect lines, for the OpenGL renderer
int polytype = 0;
if (nverts == 3)
{
if (ClipCoordsEqual(&clippedvertices[0], &clippedvertices[1]) ||
ClipCoordsEqual(&clippedvertices[0], &clippedvertices[2]) ||
ClipCoordsEqual(&clippedvertices[1], &clippedvertices[2]))
{
polytype = 1;
}
}
else if (nverts == 4)
{
// TODO
}
// clipping
nverts = ClipPolygon<true>(clippedvertices, nverts, clipstart);
@ -1198,21 +1215,7 @@ void SubmitPolygon()
if (!poly->Translucent) NumOpaquePolygons++;
if (ClipCoordsEqual(v0, v1) ||
ClipCoordsEqual(v0, v2) ||
ClipCoordsEqual(v1, v2))
{
poly->Type = 1;
}
else if (nverts == 4)
{
if (ClipCoordsEqual(v0, v3) ||
ClipCoordsEqual(v1, v3) ||
ClipCoordsEqual(v2, v3))
{
poly->Type = 1;
}
}
poly->Type = polytype;
if (LastStripPolygon && clipstart > 0)
{

5
src/GPU3D_OpenGL.cpp
View File

@ -582,7 +582,10 @@ void BuildPolygons(RendererPolygon* polygons, int npolys)
y = vtx->FinalPosition[1];
}
if (lastx == x && lasty == y) continue;
if (j > 0)
{
if (lastx == x && lasty == y) continue;
}
*vptr++ = x | (y << 16);
*vptr++ = z | (w << 16);