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gsdx-ogl: PrimitiveOverlap requires real rectangle 

runion/rempty/rinter requires x < z and y < w

Help issue #762 (accurate blending issue)

If you want to shine, please put better GSVector code (AVX512 is 2 instruction :p)
This commit is contained in:
Gregory Hainaut 2015-10-22 00:46:31 +02:00
parent 56f2e74ff4
commit c0d0e2e89d
1 changed files with 39 additions and 5 deletions
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46
plugins/GSdx/GSRendererOGL.cpp
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@ -461,14 +461,48 @@ GSRendererOGL::PRIM_OVERLAP GSRendererOGL::PrimitiveOverlap()
// In order to speed up comparaison a boundind-box is accumulated. It removes a
// loop so code is much faster (check game virtua fighter). Besides it allow to check
// properly the Y order.
GSVector4i all(0);
for(size_t i = 0; i < count; i += 2) {
GSVector4i sprite;
if (v[i+1].XYZ.Y < v[i].XYZ.Y) {
sprite = GSVector4i(v[i].XYZ.X, v[i+1].XYZ.Y, v[i+1].XYZ.X, v[i].XYZ.Y);
GSVector4i all;
//FIXME better vector operation
if (v[1].XYZ.Y < v[0].XYZ.Y) {
all.y = v[1].XYZ.Y;
all.w = v[0].XYZ.Y;
} else {
sprite = GSVector4i(v[i].XYZ.X, v[i].XYZ.Y, v[i+1].XYZ.X, v[i+1].XYZ.Y);
all.y = v[0].XYZ.Y;
all.w = v[1].XYZ.Y;
}
if (v[1].XYZ.X < v[0].XYZ.X) {
all.x = v[1].XYZ.X;
all.z = v[0].XYZ.X;
} else {
all.x = v[0].XYZ.X;
all.z = v[1].XYZ.X;
}
for(size_t i = 2; i < count; i += 2) {
GSVector4i sprite;
//FIXME better vector operation
if (v[i+1].XYZ.Y < v[i+0].XYZ.Y) {
sprite.y = v[i+1].XYZ.Y;
sprite.w = v[i+0].XYZ.Y;
} else {
sprite.y = v[i+0].XYZ.Y;
sprite.w = v[i+1].XYZ.Y;
}
if (v[i+1].XYZ.X < v[i+0].XYZ.X) {
sprite.x = v[i+1].XYZ.X;
sprite.z = v[i+0].XYZ.X;
} else {
sprite.x = v[i+0].XYZ.X;
sprite.z = v[i+1].XYZ.X;
}
// Be sure to get vertex in good order, otherwise .r* function doesn't
// work as expected.
ASSERT(sprite.x <= sprite.z);
ASSERT(sprite.y <= sprite.w);
ASSERT(all.x <= all.z);
ASSERT(all.y <= all.w);
if (all.rintersect(sprite).rempty()) {
all = all.runion(sprite);
} else {