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Correct GraphicsDrawer::isRejected.

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According to manual, ClipRatio must be at least 2.

Fixed #2023, Chou Kuukan Nighter Pro Yakyuu King 2 (J) missing polygons in HLE
This commit is contained in:
Sergey Lipskiy 2019-03-13 18:29:21 +07:00
parent 4456d09b51
commit 3d11a21a40
1 changed files with 3 additions and 2 deletions
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5
src/GraphicsDrawer.cpp
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@ -1556,7 +1556,7 @@ void GraphicsDrawer::clearColorBuffer(float *_pColor)
bool GraphicsDrawer::isRejected(s32 _v0, s32 _v1, s32 _v2) const
{
if (!GBI.isRej())
if (!GBI.isRej() || gSP.clipRatio < 2)
return false;
static gDPScissor rejectBox;
@ -1570,6 +1570,7 @@ bool GraphicsDrawer::isRejected(s32 _v0, s32 _v1, s32 _v2) const
gDP.changed ^= CHANGED_REJECT_BOX;
}
s32 verts[3] = { _v0, _v1, _v2 };
const f32 ySign = GBI.isNegativeY() ? -1.0f : 1.0f;
for (u32 i = 0; i < 3; ++i) {
const SPVertex & v = triangles.vertices[verts[i]];
const f32 sx = gSP.viewport.vtrans[0] + (v.x / v.w) * gSP.viewport.vscale[0];
@ -1577,7 +1578,7 @@ bool GraphicsDrawer::isRejected(s32 _v0, s32 _v1, s32 _v2) const
return true;
if (sx > rejectBox.lrx)
return true;
const f32 sy = gSP.viewport.vtrans[1] + (v.y / v.w) * gSP.viewport.vscale[1];
const f32 sy = gSP.viewport.vtrans[1] + (v.y / v.w) * gSP.viewport.vscale[1] * ySign;
if (sy < rejectBox.uly)
return true;
if (sy > rejectBox.lry)