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gsdx-tc: support GS mem to depth buffer transfer 

Please test SMT games

(issue #572)
This commit is contained in:
Gregory Hainaut 2015-06-10 10:07:40 +02:00
parent 4bc8bfc23e
commit c925b1d135
2 changed files with 62 additions and 44 deletions
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51
plugins/GSdx/GSTextureCache.cpp
View File

@ -974,7 +974,7 @@ GSTextureCache::Source* GSTextureCache::CreateSource(const GIFRegTEX0& TEX0, con
GSTextureCache::Target* GSTextureCache::CreateTarget(const GIFRegTEX0& TEX0, int w, int h, int type)
{
Target* t = new Target(m_renderer, TEX0, m_temp);
Target* t = new Target(m_renderer, TEX0, m_temp, m_can_convert_depth);
// FIXME: initial data should be unswizzled from local mem in Update() if dirty
@ -1262,10 +1262,11 @@ void GSTextureCache::Source::Flush(uint32 count)
// GSTextureCache::Target
GSTextureCache::Target::Target(GSRenderer* r, const GIFRegTEX0& TEX0, uint8* temp)
GSTextureCache::Target::Target(GSRenderer* r, const GIFRegTEX0& TEX0, uint8* temp, bool depth_supported)
: Surface(r, temp)
, m_type(-1)
, m_used(false)
, m_depth_supported(depth_supported)
{
m_TEX0 = TEX0;
@ -1277,26 +1278,41 @@ void GSTextureCache::Target::Update()
Surface::Update();
// FIXME: the union of the rects may also update wrong parts of the render target (but a lot faster :)
// GH: it must be doable
// 1/ rescale the new t to the good size
// 2/ copy each rectangle (rescale the rectangle) (use CopyRect or multiple vertex)
// Alternate
// 1/ uses multiple vertex rectangle
GSVector4i r = m_dirty.GetDirtyRectAndClear(m_TEX0, m_texture->GetSize());
if(r.rempty()) return;
if (r.rempty()) return;
if(m_type == RenderTarget)
{
int w = r.width();
int h = r.height();
if(GSTexture* t = m_renderer->m_dev->CreateTexture(w, h))
{
const GSOffset* off = m_renderer->m_mem.GetOffset(m_TEX0.TBP0, m_TEX0.TBW, m_TEX0.PSM);
GIFRegTEXA TEXA;
TEXA.AEM = 1;
TEXA.TA0 = 0;
TEXA.TA1 = 0x80;
GSTexture* t = m_renderer->m_dev->CreateTexture(w, h);
if (t == NULL) return;
// No handling please
if ((m_type == DepthStencil) && !m_depth_supported) {
// do the most likely thing a direct write would do, clear it
GL_INS("ERROR: Update DepthStencil dummy");
if((m_renderer->m_game.flags & CRC::ZWriteMustNotClear) == 0)
m_renderer->m_dev->ClearDepth(m_texture, 0);
return;
}
const GSOffset* off = m_renderer->m_mem.GetOffset(m_TEX0.TBP0, m_TEX0.TBW, m_TEX0.PSM);
GSTexture::GSMap m;
if(t->Map(m))
@ -1316,20 +1332,21 @@ void GSTextureCache::Target::Update()
// m_renderer->m_perfmon.Put(GSPerfMon::Unswizzle, w * h * 4);
m_renderer->m_dev->StretchRect(t, m_texture, GSVector4(r) * GSVector4(m_texture->GetScale()).xyxy());
// Copy the new GS memory content into the destination texture.
if(m_type == RenderTarget)
{
GL_INS("ERROR: Update RenderTarget");
m_renderer->m_dev->Recycle(t);
}
m_renderer->m_dev->StretchRect(t, m_texture, GSVector4(r) * GSVector4(m_texture->GetScale()).xyxy());
}
else if(m_type == DepthStencil)
{
// do the most likely thing a direct write would do, clear it
GL_INS("ERROR: Update DepthStencil");
if((m_renderer->m_game.flags & CRC::ZWriteMustNotClear) == 0)
{
m_renderer->m_dev->ClearDepth(m_texture, 0);
}
m_renderer->m_dev->StretchRect(t, m_texture, GSVector4(r) * GSVector4(m_texture->GetScale()).xyxy(), 12);
}
m_renderer->m_dev->Recycle(t);
}
// GSTextureCache::SourceMap

3
plugins/GSdx/GSTextureCache.h
View File

@ -80,9 +80,10 @@ public:
bool m_used;
GSDirtyRectList m_dirty;
GSVector4i m_valid;
bool m_depth_supported;
public:
Target(GSRenderer* r, const GIFRegTEX0& TEX0, uint8* temp);
Target(GSRenderer* r, const GIFRegTEX0& TEX0, uint8* temp, bool depth_supported);
virtual void Update();
};