rpcs3/rpcs3/Emu/RSX/GL/GLRenderTargets.cpp
2017-05-20 16:01:48 +03:00

489 lines
No EOL
16 KiB
C++

#include "stdafx.h"
#include "../rsx_methods.h"
#include "GLGSRender.h"
#include "Emu/System.h"
color_format rsx::internals::surface_color_format_to_gl(rsx::surface_color_format color_format)
{
//color format
switch (color_format)
{
case rsx::surface_color_format::r5g6b5:
return{ ::gl::texture::type::ushort_5_6_5, ::gl::texture::format::rgb, false, 3, 2 };
case rsx::surface_color_format::a8r8g8b8:
return{ ::gl::texture::type::uint_8_8_8_8, ::gl::texture::format::bgra, false, 4, 1 };
//These formats discard their alpha component (always 1)
case rsx::surface_color_format::x1r5g5b5_o1r5g5b5:
case rsx::surface_color_format::x1r5g5b5_z1r5g5b5:
case rsx::surface_color_format::x8r8g8b8_z8r8g8b8:
case rsx::surface_color_format::x8b8g8r8_o8b8g8r8:
case rsx::surface_color_format::x8b8g8r8_z8b8g8r8:
case rsx::surface_color_format::x8r8g8b8_o8r8g8b8:
return{ ::gl::texture::type::uint_8_8_8_8, ::gl::texture::format::bgra, false, 4, 1,
{ ::gl::texture::channel::one, ::gl::texture::channel::r, ::gl::texture::channel::g, ::gl::texture::channel::b } };
case rsx::surface_color_format::w16z16y16x16:
return{ ::gl::texture::type::f16, ::gl::texture::format::rgba, true, 4, 2 };
case rsx::surface_color_format::w32z32y32x32:
return{ ::gl::texture::type::f32, ::gl::texture::format::rgba, true, 4, 4 };
case rsx::surface_color_format::b8:
return{ ::gl::texture::type::ubyte, ::gl::texture::format::red, false, 1, 1 };
case rsx::surface_color_format::g8b8:
return{ ::gl::texture::type::ubyte, ::gl::texture::format::rg, false, 2, 1 };
case rsx::surface_color_format::x32:
return{ ::gl::texture::type::f32, ::gl::texture::format::red, true, 1, 4 };
default:
LOG_ERROR(RSX, "Surface color buffer: Unsupported surface color format (0x%x)", (u32)color_format);
case rsx::surface_color_format::a8b8g8r8:
return{ ::gl::texture::type::uint_8_8_8_8, ::gl::texture::format::bgra, false, 4, 1 };
}
}
depth_format rsx::internals::surface_depth_format_to_gl(rsx::surface_depth_format depth_format)
{
switch (depth_format)
{
case rsx::surface_depth_format::z16:
return{ ::gl::texture::type::ushort, ::gl::texture::format::depth, ::gl::texture::internal_format::depth16 };
default:
LOG_ERROR(RSX, "Surface depth buffer: Unsupported surface depth format (0x%x)", (u32)depth_format);
case rsx::surface_depth_format::z24s8:
return{ ::gl::texture::type::uint_24_8, ::gl::texture::format::depth_stencil, ::gl::texture::internal_format::depth24_stencil8 };
}
}
u8 rsx::internals::get_pixel_size(rsx::surface_depth_format format)
{
switch (format)
{
case rsx::surface_depth_format::z16: return 2;
case rsx::surface_depth_format::z24s8: return 4;
}
fmt::throw_exception("Unknown depth format" HERE);
}
::gl::texture::internal_format rsx::internals::sized_internal_format(rsx::surface_color_format color_format)
{
switch (color_format)
{
case rsx::surface_color_format::r5g6b5:
return ::gl::texture::internal_format::r5g6b5;
case rsx::surface_color_format::a8r8g8b8:
return ::gl::texture::internal_format::rgba8;
case rsx::surface_color_format::x1r5g5b5_o1r5g5b5:
case rsx::surface_color_format::x1r5g5b5_z1r5g5b5:
case rsx::surface_color_format::x8r8g8b8_z8r8g8b8:
case rsx::surface_color_format::x8b8g8r8_o8b8g8r8:
case rsx::surface_color_format::x8b8g8r8_z8b8g8r8:
case rsx::surface_color_format::x8r8g8b8_o8r8g8b8:
return ::gl::texture::internal_format::rgba8;
case rsx::surface_color_format::w16z16y16x16:
return ::gl::texture::internal_format::rgba16f;
case rsx::surface_color_format::w32z32y32x32:
return ::gl::texture::internal_format::rgba32f;
case rsx::surface_color_format::b8:
return ::gl::texture::internal_format::r8;
case rsx::surface_color_format::g8b8:
return ::gl::texture::internal_format::rg8;
case rsx::surface_color_format::x32:
return ::gl::texture::internal_format::r32f;
case rsx::surface_color_format::a8b8g8r8:
return ::gl::texture::internal_format::rgba8;
default:
LOG_ERROR(RSX, "Surface color buffer: Unsupported surface color format (0x%x)", (u32)color_format);
return ::gl::texture::internal_format::rgba8;
}
}
namespace
{
std::array<u32, 4> get_offsets()
{
return{
rsx::method_registers.surface_a_offset(),
rsx::method_registers.surface_b_offset(),
rsx::method_registers.surface_c_offset(),
rsx::method_registers.surface_d_offset(),
};
}
std::array<u32, 4> get_locations()
{
return{
rsx::method_registers.surface_a_dma(),
rsx::method_registers.surface_b_dma(),
rsx::method_registers.surface_c_dma(),
rsx::method_registers.surface_d_dma(),
};
}
std::array<u32, 4> get_pitchs()
{
return{
rsx::method_registers.surface_a_pitch(),
rsx::method_registers.surface_b_pitch(),
rsx::method_registers.surface_c_pitch(),
rsx::method_registers.surface_d_pitch(),
};
}
}
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.video.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.video.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));
}
}
}
std::array<std::vector<gsl::byte>, 4> GLGSRender::copy_render_targets_to_memory()
{
int clip_w = rsx::method_registers.surface_clip_width();
int clip_h = rsx::method_registers.surface_clip_height();
return m_rtts.get_render_targets_data(rsx::method_registers.surface_color(), clip_w, clip_h);
}
std::array<std::vector<gsl::byte>, 2> GLGSRender::copy_depth_stencil_buffer_to_memory()
{
int clip_w = rsx::method_registers.surface_clip_width();
int clip_h = rsx::method_registers.surface_clip_height();
return m_rtts.get_depth_stencil_data(rsx::method_registers.surface_depth_fmt(), clip_w, clip_h);
}
void GLGSRender::read_buffers()
{
if (!draw_fbo)
return;
glDisable(GL_STENCIL_TEST);
if (g_cfg.video.read_color_buffers)
{
auto color_format = rsx::internals::surface_color_format_to_gl(rsx::method_registers.surface_color());
auto read_color_buffers = [&](int index, int count)
{
u32 width = rsx::method_registers.surface_clip_width();
u32 height = rsx::method_registers.surface_clip_height();
const std::array<u32, 4> offsets = get_offsets();
const std::array<u32, 4 > locations = get_locations();
const std::array<u32, 4 > pitchs = get_pitchs();
for (int i = index; i < index + count; ++i)
{
u32 offset = offsets[i];
u32 location = locations[i];
u32 pitch = pitchs[i];
if (!surface_info[i].pitch)
continue;
rsx::tiled_region color_buffer = get_tiled_address(offset, location & 0xf);
u32 texaddr = (u32)((u64)color_buffer.ptr - (u64)vm::base(0));
bool success = m_gl_texture_cache.load_rtt((*std::get<1>(m_rtts.m_bound_render_targets[i])), texaddr, pitch);
//Fall back to slower methods if the image could not be fetched from cache.
if (!success)
{
if (!color_buffer.tile)
{
__glcheck std::get<1>(m_rtts.m_bound_render_targets[i])->copy_from(color_buffer.ptr, color_format.format, color_format.type);
}
else
{
u32 range = pitch * height;
m_gl_texture_cache.invalidate_range(texaddr, range);
std::unique_ptr<u8[]> buffer(new u8[pitch * height]);
color_buffer.read(buffer.get(), width, height, pitch);
__glcheck std::get<1>(m_rtts.m_bound_render_targets[i])->copy_from(buffer.get(), color_format.format, color_format.type);
}
}
}
};
switch (rsx::method_registers.surface_color_target())
{
case rsx::surface_target::none:
break;
case rsx::surface_target::surface_a:
read_color_buffers(0, 1);
break;
case rsx::surface_target::surface_b:
read_color_buffers(1, 1);
break;
case rsx::surface_target::surfaces_a_b:
read_color_buffers(0, 2);
break;
case rsx::surface_target::surfaces_a_b_c:
read_color_buffers(0, 3);
break;
case rsx::surface_target::surfaces_a_b_c_d:
read_color_buffers(0, 4);
break;
}
}
if (g_cfg.video.read_depth_buffer)
{
//TODO: use pitch
u32 pitch = depth_surface_info.pitch;
if (!pitch)
return;
u32 depth_address = rsx::get_address(rsx::method_registers.surface_z_offset(), rsx::method_registers.surface_z_dma());
bool in_cache = m_gl_texture_cache.load_rtt((*std::get<1>(m_rtts.m_bound_depth_stencil)), depth_address, pitch);
if (in_cache)
return;
//Read failed. Fall back to slow s/w path...
auto depth_format = rsx::internals::surface_depth_format_to_gl(rsx::method_registers.surface_depth_fmt());
int pixel_size = rsx::internals::get_pixel_size(rsx::method_registers.surface_depth_fmt());
gl::buffer pbo_depth;
__glcheck pbo_depth.create(rsx::method_registers.surface_clip_width() * rsx::method_registers.surface_clip_height() * pixel_size);
__glcheck pbo_depth.map([&](GLubyte* pixels)
{
u32 depth_address = rsx::get_address(rsx::method_registers.surface_z_offset(), rsx::method_registers.surface_z_dma());
if (rsx::method_registers.surface_depth_fmt() == rsx::surface_depth_format::z16)
{
u16 *dst = (u16*)pixels;
const be_t<u16>* src = vm::ps3::_ptr<u16>(depth_address);
for (int i = 0, end = std::get<1>(m_rtts.m_bound_depth_stencil)->width() * std::get<1>(m_rtts.m_bound_depth_stencil)->height(); i < end; ++i)
{
dst[i] = src[i];
}
}
else
{
u32 *dst = (u32*)pixels;
const be_t<u32>* src = vm::ps3::_ptr<u32>(depth_address);
for (int i = 0, end = std::get<1>(m_rtts.m_bound_depth_stencil)->width() * std::get<1>(m_rtts.m_bound_depth_stencil)->height(); i < end; ++i)
{
dst[i] = src[i];
}
}
}, gl::buffer::access::write);
__glcheck std::get<1>(m_rtts.m_bound_depth_stencil)->copy_from(pbo_depth, depth_format.format, depth_format.type);
}
}
void GLGSRender::write_buffers()
{
if (!draw_fbo)
return;
if (g_cfg.video.write_color_buffers)
{
auto write_color_buffers = [&](int index, int count)
{
for (int i = index; i < index + count; ++i)
{
if (surface_info[i].pitch == 0)
continue;
/**Even tiles are loaded as whole textures during read_buffers from testing.
* Need further evaluation to determine correct behavior. Separate paths for both show no difference,
* but using the GPU to perform the caching is many times faster.
*/
const u32 range = surface_info[i].pitch * surface_info[i].height;
__glcheck m_gl_texture_cache.save_rtt(surface_info[i].address, range);
}
};
write_color_buffers(0, 4);
}
if (g_cfg.video.write_depth_buffer)
{
//TODO: use pitch
if (depth_surface_info.pitch == 0) return;
u32 range = depth_surface_info.width * depth_surface_info.height * 2;
if (depth_surface_info.depth_format != rsx::surface_depth_format::z16) range *= 2;
m_gl_texture_cache.save_rtt(depth_surface_info.address, range);
}
}