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gsdx ogl: disable texture shuffle when a render a basic sprite 

Fix shadow issue on "Shadow of Memories"
This commit is contained in:
Gregory Hainaut 2016-09-03 12:17:59 +02:00
parent 79209c31bf
commit 52a2bb5524
1 changed files with 12 additions and 2 deletions
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14
plugins/GSdx/GSRendererOGL.cpp
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@ -277,13 +277,23 @@ void GSRendererOGL::EmulateZbuffer()
void GSRendererOGL::EmulateTextureShuffleAndFbmask()
{
size_t count = m_vertex.next;
GSVertex* v = &m_vertex.buff[0];
// Shadow_of_memories_Shadow_Flickering
if (m_texture_shuffle && count < 3 && PRIM->FST) {
// Avious dubious call to m_texture_shuffle on 16 bits games
// The pattern is severals column of 8 pixels. A single sprite
// smell fishy but a big sprite is wrong.
m_texture_shuffle = ((v[1].U - v[0].U) < 256);
}
if (m_texture_shuffle) {
m_ps_sel.shuffle = 1;
m_ps_sel.dfmt = 0;
const GIFRegXYOFFSET& o = m_context->XYOFFSET;
GSVertex* v = &m_vertex.buff[0];
size_t count = m_vertex.next;
// vertex position is 8 to 16 pixels, therefore it is the 16-31 bits of the colors
int pos = (v[0].XYZ.X - o.OFX) & 0xFF;