pcsx2/plugins/GSdx/GSRendererDX11.cpp

224 lines
5.7 KiB
C++

/*
* Copyright (C) 2007-2009 Gabest
* http://www.gabest.org
*
* This Program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This Program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Make; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA USA.
* http://www.gnu.org/copyleft/gpl.html
*
*/
#include "stdafx.h"
#include "GSRendererDX11.h"
#include "GSCrc.h"
#include "resource.h"
GSRendererDX11::GSRendererDX11()
: GSRendererDX(new GSTextureCache11(this), GSVector2(-0.5f))
{
if (theApp.GetConfigB("UserHacks")) {
UserHacks_unscale_pt_ln = theApp.GetConfigB("UserHacks_unscale_point_line");
} else {
UserHacks_unscale_pt_ln = false;
}
}
bool GSRendererDX11::CreateDevice(GSDevice* dev)
{
if(!__super::CreateDevice(dev))
return false;
return true;
}
void GSRendererDX11::EmulateTextureShuffleAndFbmask()
{
size_t count = m_vertex.next;
GSVertex* v = &m_vertex.buff[0];
// Note: D3D1011 is limited and can't read the current framebuffer so we can't have PS_FBMASK and PS_WRITE_RG shaders ported and working.
if (m_texture_shuffle) {
m_ps_sel.shuffle = 1;
m_ps_sel.fmt = 0;
const GIFRegXYOFFSET& o = m_context->XYOFFSET;
// 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;
bool write_ba = (pos > 112 && pos < 136);
// Read texture is 8 to 16 pixels (same as above)
float tw = (float)(1u << m_context->TEX0.TW);
int tex_pos = (PRIM->FST) ? v[0].U : (int)(tw * v[0].ST.S);
tex_pos &= 0xFF;
m_ps_sel.read_ba = (tex_pos > 112 && tex_pos < 144);
// Convert the vertex info to a 32 bits color format equivalent
if (PRIM->FST) {
for(size_t i = 0; i < count; i += 2) {
if (write_ba)
v[i].XYZ.X -= 128u;
else
v[i+1].XYZ.X += 128u;
if (m_ps_sel.read_ba)
v[i].U -= 128u;
else
v[i+1].U += 128u;
// Height is too big (2x).
int tex_offset = v[i].V & 0xF;
GSVector4i offset(o.OFY, tex_offset, o.OFY, tex_offset);
GSVector4i tmp(v[i].XYZ.Y, v[i].V, v[i+1].XYZ.Y, v[i+1].V);
tmp = GSVector4i(tmp - offset).srl32(1) + offset;
v[i].XYZ.Y = (uint16)tmp.x;
v[i].V = (uint16)tmp.y;
v[i+1].XYZ.Y = (uint16)tmp.z;
v[i+1].V = (uint16)tmp.w;
}
} else {
const float offset_8pix = 8.0f / tw;
for(size_t i = 0; i < count; i += 2) {
if (write_ba)
v[i].XYZ.X -= 128u;
else
v[i+1].XYZ.X += 128u;
if (m_ps_sel.read_ba)
v[i].ST.S -= offset_8pix;
else
v[i+1].ST.S += offset_8pix;
// Height is too big (2x).
GSVector4i offset(o.OFY, o.OFY);
GSVector4i tmp(v[i].XYZ.Y, v[i+1].XYZ.Y);
tmp = GSVector4i(tmp - offset).srl32(1) + offset;
//fprintf(stderr, "Before %d, After %d\n", v[i+1].XYZ.Y, tmp.y);
v[i].XYZ.Y = (uint16)tmp.x;
v[i].ST.T /= 2.0f;
v[i+1].XYZ.Y = (uint16)tmp.y;
v[i+1].ST.T /= 2.0f;
}
}
// Please bang my head against the wall!
// 1/ Reduce the frame mask to a 16 bit format
const uint32& m = m_context->FRAME.FBMSK;
uint32 fbmask = ((m >> 3) & 0x1F) | ((m >> 6) & 0x3E0) | ((m >> 9) & 0x7C00) | ((m >> 16) & 0x8000);
// FIXME GSVector will be nice here
uint8 rg_mask = fbmask & 0xFF;
uint8 ba_mask = (fbmask >> 8) & 0xFF;
om_bsel.wrgba = 0;
// 2 Select the new mask (Please someone put SSE here)
if (rg_mask != 0xFF) {
if (write_ba) {
om_bsel.wb = 1;
} else {
om_bsel.wr = 1;
}
} else if ((fbmask & 0xFF) != 0xFF) {
#ifdef _DEBUG
fprintf(stderr, "Please fix me! wb %u wr %u\n", om_bsel.wb, om_bsel.wr);
#endif
//ASSERT(0);
}
if (ba_mask != 0xFF) {
if (write_ba) {
om_bsel.wa = 1;
} else {
om_bsel.wg = 1;
}
} else if ((fbmask & 0xFF) != 0xFF) {
#ifdef _DEBUG
fprintf(stderr, "Please fix me! wa %u wg %u\n", om_bsel.wa, om_bsel.wg);
#endif
//ASSERT(0);
}
} else {
//m_ps_sel.fmt = GSLocalMemory::m_psm[m_context->FRAME.PSM].fmt;
om_bsel.wrgba = ~GSVector4i::load((int)m_context->FRAME.FBMSK).eq8(GSVector4i::xffffffff()).mask();
}
}
void GSRendererDX11::SetupIA(const float& sx, const float& sy)
{
GSDevice11* dev = (GSDevice11*)m_dev;
D3D11_PRIMITIVE_TOPOLOGY t;
bool unscale_hack = UserHacks_unscale_pt_ln && (GetUpscaleMultiplier() != 1);
switch (m_vt.m_primclass)
{
case GS_POINT_CLASS:
if (unscale_hack) {
m_gs_sel.point = 1;
gs_cb.PointSize = GSVector2(16.0f * sx, 16.0f * sy);
}
t = D3D11_PRIMITIVE_TOPOLOGY_POINTLIST;
break;
case GS_LINE_CLASS:
if (unscale_hack) {
m_gs_sel.line = 1;
gs_cb.PointSize = GSVector2(16.0f * sx, 16.0f * sy);
}
t = D3D11_PRIMITIVE_TOPOLOGY_LINELIST;
break;
case GS_SPRITE_CLASS:
t = D3D11_PRIMITIVE_TOPOLOGY_LINELIST;
break;
case GS_TRIANGLE_CLASS:
t = D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST;
break;
default:
__assume(0);
}
void* ptr = NULL;
if(dev->IAMapVertexBuffer(&ptr, sizeof(GSVertex), m_vertex.next))
{
GSVector4i::storent(ptr, m_vertex.buff, sizeof(GSVertex) * m_vertex.next);
if(UserHacks_WildHack && !isPackedUV_HackFlag)
{
GSVertex* RESTRICT d = (GSVertex*)ptr;
for(unsigned int i = 0; i < m_vertex.next; i++)
{
if(PRIM->TME && PRIM->FST) d[i].UV &= 0x3FEF3FEF;
}
}
dev->IAUnmapVertexBuffer();
}
dev->IASetIndexBuffer(m_index.buff, m_index.tail);
dev->IASetPrimitiveTopology(t);
}