void D3D12GSRender::prepare_render_targets(ID3D12GraphicsCommandList *copycmdlist)
{
// Exit early if there is no rtt changes
if (!m_rtts_dirty)
return;
m_rtts_dirty = false;
std::array<float, 4> clear_color =
{
rsx::method_registers.clear_color_r() / 255.f,
rsx::method_registers.clear_color_g() / 255.f,
rsx::method_registers.clear_color_b() / 255.f,
rsx::method_registers.clear_color_a() / 255.f,
};
m_rtts.prepare_render_target(copycmdlist,
rsx::method_registers.surface_color(), rsx::method_registers.surface_depth_fmt(),
rsx::method_registers.surface_clip_width(), rsx::method_registers.surface_clip_height(),
rsx::method_registers.surface_color_target(),
get_color_surface_addresses(), get_zeta_surface_address(),
m_device.Get(), clear_color, 1.f, 0);
// write descriptors
DXGI_FORMAT dxgi_format = get_color_surface_format(rsx::method_registers.surface_color());
D3D12_RENDER_TARGET_VIEW_DESC rtt_view_desc = {};
rtt_view_desc.ViewDimension = D3D12_RTV_DIMENSION_TEXTURE2D;
rtt_view_desc.Format = dxgi_format;
m_rtts.current_rtts_handle = CD3DX12_CPU_DESCRIPTOR_HANDLE(get_current_resource_storage().render_targets_descriptors_heap->GetCPUDescriptorHandleForHeapStart())
.Offset((INT)get_current_resource_storage().render_targets_descriptors_heap_index * m_descriptor_stride_rtv);
size_t rtt_index = 0;
for (u8 i : get_rtt_indexes(rsx::method_registers.surface_color_target()))
{
if (std::get<1>(m_rtts.m_bound_render_targets[i]) == nullptr)
continue;
m_device->CreateRenderTargetView(std::get<1>(m_rtts.m_bound_render_targets[i]), &rtt_view_desc,
CD3DX12_CPU_DESCRIPTOR_HANDLE(m_rtts.current_rtts_handle).Offset((INT)rtt_index * m_descriptor_stride_rtv));
rtt_index++;
}
get_current_resource_storage().render_targets_descriptors_heap_index += rtt_index;
if (std::get<1>(m_rtts.m_bound_depth_stencil) == nullptr)
return;
m_rtts.current_ds_handle = CD3DX12_CPU_DESCRIPTOR_HANDLE(get_current_resource_storage().depth_stencil_descriptor_heap->GetCPUDescriptorHandleForHeapStart())
.Offset((INT)get_current_resource_storage().depth_stencil_descriptor_heap_index * m_descriptor_stride_dsv);
get_current_resource_storage().depth_stencil_descriptor_heap_index += 1;
D3D12_DEPTH_STENCIL_VIEW_DESC depth_stencil_view_desc = {};
depth_stencil_view_desc.Format = get_depth_stencil_surface_format(rsx::method_registers.surface_depth_fmt());
depth_stencil_view_desc.ViewDimension = D3D12_DSV_DIMENSION_TEXTURE2D;
m_device->CreateDepthStencilView(std::get<1>(m_rtts.m_bound_depth_stencil), &depth_stencil_view_desc, m_rtts.current_ds_handle);
}
void GLGSRender::init_buffers(bool skip_reading)
{
if (draw_fbo && !m_rtts_dirty)
{
set_viewport();
return;
}
//We are about to change buffers, flush any pending requests for the old buffers
synchronize_buffers();
m_rtts_dirty = false;
const u16 clip_horizontal = rsx::method_registers.surface_clip_width();
const u16 clip_vertical = rsx::method_registers.surface_clip_height();
const auto pitchs = get_pitchs();
const auto surface_format = rsx::method_registers.surface_color();
const auto depth_format = rsx::method_registers.surface_depth_fmt();
const auto surface_addresses = get_color_surface_addresses();
const auto depth_address = get_zeta_surface_address();
m_rtts.prepare_render_target(nullptr, surface_format, depth_format, clip_horizontal, clip_vertical,
rsx::method_registers.surface_color_target(),
surface_addresses, depth_address);
draw_fbo.recreate();
for (int i = 0; i < rsx::limits::color_buffers_count; ++i)
{
if (std::get<0>(m_rtts.m_bound_render_targets[i]))
{
__glcheck draw_fbo.color[i] = *std::get<1>(m_rtts.m_bound_render_targets[i]);
std::get<1>(m_rtts.m_bound_render_targets[i])->set_rsx_pitch(pitchs[i]);
surface_info[i] = { surface_addresses[i], pitchs[i], false, surface_format, depth_format, clip_horizontal, clip_vertical };
//Verify pitch given is correct if pitch <= 64 (especially 64)
if (pitchs[i] <= 64)
{
const u16 native_pitch = std::get<1>(m_rtts.m_bound_render_targets[i])->get_native_pitch();
if (native_pitch > pitchs[i])
{
LOG_WARNING(RSX, "Bad color surface pitch given: surface_width=%d, format=%d, pitch=%d, native_pitch=%d",
clip_horizontal, (u32)surface_format, pitchs[i], native_pitch);
//Will not transfer this surface between cell and rsx due to misalignment
//TODO: Verify correct behaviour
surface_info[i].pitch = 0;
}
}
}
else
surface_info[i] = {};
}
if (std::get<0>(m_rtts.m_bound_depth_stencil))
{
if (depth_format == rsx::surface_depth_format::z24s8)
__glcheck draw_fbo.depth_stencil = *std::get<1>(m_rtts.m_bound_depth_stencil);
else
__glcheck draw_fbo.depth = *std::get<1>(m_rtts.m_bound_depth_stencil);
const u32 depth_surface_pitch = rsx::method_registers.surface_z_pitch();
std::get<1>(m_rtts.m_bound_depth_stencil)->set_rsx_pitch(rsx::method_registers.surface_z_pitch());
depth_surface_info = { depth_address, depth_surface_pitch, true, surface_format, depth_format, clip_horizontal, clip_vertical };
//Verify pitch given is correct if pitch <= 64 (especially 64)
if (depth_surface_pitch <= 64)
{
const u16 native_pitch = std::get<1>(m_rtts.m_bound_depth_stencil)->get_native_pitch();
if (native_pitch > depth_surface_pitch)
{
LOG_WARNING(RSX, "Bad depth surface pitch given: surface_width=%d, format=%d, pitch=%d, native_pitch=%d",
clip_horizontal, (u32)depth_format, depth_surface_pitch, native_pitch);
//Will not transfer this surface between cell and rsx due to misalignment
//TODO: Verify correct behaviour
depth_surface_info.pitch = 0;
}
}
}
else
depth_surface_info = {};
if (!draw_fbo.check())
return;
draw_fbo.bind();
set_viewport();
switch (rsx::method_registers.surface_color_target())
{
case rsx::surface_target::none: break;
case rsx::surface_target::surface_a:
__glcheck draw_fbo.draw_buffer(draw_fbo.color[0]);
__glcheck draw_fbo.read_buffer(draw_fbo.color[0]);
break;
case rsx::surface_target::surface_b:
__glcheck draw_fbo.draw_buffer(draw_fbo.color[1]);
__glcheck draw_fbo.read_buffer(draw_fbo.color[1]);
break;
case rsx::surface_target::surfaces_a_b:
__glcheck draw_fbo.draw_buffers({ draw_fbo.color[0], draw_fbo.color[1] });
__glcheck draw_fbo.read_buffer(draw_fbo.color[0]);
break;
case rsx::surface_target::surfaces_a_b_c:
__glcheck draw_fbo.draw_buffers({ draw_fbo.color[0], draw_fbo.color[1], draw_fbo.color[2] });
__glcheck draw_fbo.read_buffer(draw_fbo.color[0]);
break;
case rsx::surface_target::surfaces_a_b_c_d:
__glcheck draw_fbo.draw_buffers({ draw_fbo.color[0], draw_fbo.color[1], draw_fbo.color[2], draw_fbo.color[3] });
__glcheck draw_fbo.read_buffer(draw_fbo.color[0]);
break;
}
//Mark buffer regions as NO_ACCESS on Cell visible side
if (g_cfg_rsx_write_color_buffers)
{
auto color_format = rsx::internals::surface_color_format_to_gl(surface_format);
for (u8 i = 0; i < rsx::limits::color_buffers_count; ++i)
{
if (!surface_info[i].address || !surface_info[i].pitch) continue;
const u32 range = surface_info[i].pitch * surface_info[i].height;
m_gl_texture_cache.lock_rtt_region(surface_info[i].address, range, surface_info[i].width, surface_info[i].height, surface_info[i].pitch,
color_format.format, color_format.type, color_format.swap_bytes, *std::get<1>(m_rtts.m_bound_render_targets[i]));
}
}
if (g_cfg_rsx_write_depth_buffer)
{
if (depth_surface_info.address && depth_surface_info.pitch)
{
auto depth_format_gl = rsx::internals::surface_depth_format_to_gl(depth_format);
u32 pitch = depth_surface_info.width * 2;
if (depth_surface_info.depth_format != rsx::surface_depth_format::z16) pitch *= 2;
const u32 range = pitch * depth_surface_info.height;
//TODO: Verify that depth surface pitch variance affects results
if (pitch != depth_surface_info.pitch)
LOG_WARNING(RSX, "Depth surface pitch does not match computed pitch, %d vs %d", depth_surface_info.pitch, pitch);
m_gl_texture_cache.lock_rtt_region(depth_surface_info.address, range, depth_surface_info.width, depth_surface_info.height, pitch,
depth_format_gl.format, depth_format_gl.type, true, *std::get<1>(m_rtts.m_bound_depth_stencil));
}
}
}
