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runtime_d3d9.cpp
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runtime_d3d9.cpp
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/*
* Copyright (C) 2014 Patrick Mours. All rights reserved.
* License: https://github.com/crosire/reshade#license
*/
#include "dll_log.hpp"
#include "runtime_d3d9.hpp"
#include "runtime_config.hpp"
#include "runtime_objects.hpp"
#include <imgui.h>
#include <imgui_internal.h>
#include <d3dcompiler.h>
namespace reshade::d3d9
{
struct d3d9_tex_data
{
com_ptr<IDirect3DTexture9> texture;
com_ptr<IDirect3DSurface9> surface;
};
struct d3d9_pass_data
{
com_ptr<IDirect3DStateBlock9> stateblock;
com_ptr<IDirect3DPixelShader9> pixel_shader;
com_ptr<IDirect3DVertexShader9> vertex_shader;
IDirect3DSurface9 *render_targets[8] = {};
IDirect3DTexture9 *sampler_textures[16] = {};
};
struct d3d9_technique_data
{
DWORD num_samplers = 0;
DWORD sampler_states[16][12] = {};
IDirect3DTexture9 *sampler_textures[16] = {};
DWORD constant_register_count = 0;
std::vector<d3d9_pass_data> passes;
};
}
reshade::d3d9::runtime_d3d9::runtime_d3d9(IDirect3DDevice9 *device, IDirect3DSwapChain9 *swapchain, buffer_detection *bdc) :
_device(device), _swapchain(swapchain), _buffer_detection(bdc),
_app_state(device)
{
assert(bdc != nullptr);
assert(device != nullptr);
assert(swapchain != nullptr);
_device->GetDirect3D(&_d3d);
assert(_d3d != nullptr);
D3DCAPS9 caps = {};
_device->GetDeviceCaps(&caps);
D3DDEVICE_CREATION_PARAMETERS creation_params = {};
_device->GetCreationParameters(&creation_params);
_renderer_id = 0x9000;
if (D3DADAPTER_IDENTIFIER9 adapter_desc;
SUCCEEDED(_d3d->GetAdapterIdentifier(creation_params.AdapterOrdinal, 0, &adapter_desc)))
{
_vendor_id = adapter_desc.VendorId;
_device_id = adapter_desc.DeviceId;
// Only the last 5 digits represents the version specific to a driver
// See https://docs.microsoft.com/windows-hardware/drivers/display/version-numbers-for-display-drivers
const DWORD driver_version = LOWORD(adapter_desc.DriverVersion.LowPart) + (HIWORD(adapter_desc.DriverVersion.LowPart) % 10) * 10000;
LOG(INFO) << "Running on " << adapter_desc.Description << " Driver " << (driver_version / 100) << '.' << (driver_version % 100);
}
_num_samplers = caps.MaxSimultaneousTextures;
_num_simultaneous_rendertargets = std::min(caps.NumSimultaneousRTs, static_cast<DWORD>(8));
_behavior_flags = creation_params.BehaviorFlags;
#if RESHADE_GUI && RESHADE_DEPTH
subscribe_to_ui("DX9", [this]() {
draw_depth_debug_menu(*_buffer_detection);
});
#endif
#if RESHADE_DEPTH
subscribe_to_load_config([this](const ini_file &config) {
config.get("DX9_BUFFER_DETECTION", "DisableINTZ", _disable_intz);
config.get("DX9_BUFFER_DETECTION", "PreserveDepthBuffer", _buffer_detection->preserve_depth_buffers);
config.get("DX9_BUFFER_DETECTION", "PreserveDepthBufferIndex", _buffer_detection->depthstencil_clear_index_override);
config.get("DX9_BUFFER_DETECTION", "UseAspectRatioHeuristics", _filter_aspect_ratio);
});
subscribe_to_save_config([this](ini_file &config) {
config.set("DX9_BUFFER_DETECTION", "DisableINTZ", _disable_intz);
config.set("DX9_BUFFER_DETECTION", "PreserveDepthBuffer", _buffer_detection->preserve_depth_buffers);
config.set("DX9_BUFFER_DETECTION", "PreserveDepthBufferIndex", _buffer_detection->depthstencil_clear_index_override);
config.set("DX9_BUFFER_DETECTION", "UseAspectRatioHeuristics", _filter_aspect_ratio);
});
#endif
}
reshade::d3d9::runtime_d3d9::~runtime_d3d9()
{
if (_d3d_compiler != nullptr)
FreeLibrary(_d3d_compiler);
}
bool reshade::d3d9::runtime_d3d9::on_init(const D3DPRESENT_PARAMETERS &pp)
{
RECT window_rect = {};
GetClientRect(pp.hDeviceWindow, &window_rect);
_width = pp.BackBufferWidth;
_height = pp.BackBufferHeight;
_window_width = window_rect.right - window_rect.left;
_window_height = window_rect.bottom - window_rect.top;
_color_bit_depth = pp.BackBufferFormat == D3DFMT_A2B10G10R10 || pp.BackBufferFormat == D3DFMT_A2R10G10B10 ? 10 : 8;
_backbuffer_format = pp.BackBufferFormat;
// Get back buffer surface
HRESULT hr = _swapchain->GetBackBuffer(0, D3DBACKBUFFER_TYPE_MONO, &_backbuffer);
assert(SUCCEEDED(hr));
if (pp.MultiSampleType != D3DMULTISAMPLE_NONE || (pp.BackBufferFormat == D3DFMT_X8R8G8B8 || pp.BackBufferFormat == D3DFMT_X8B8G8R8))
{
switch (_backbuffer_format)
{
case D3DFMT_X8R8G8B8:
_backbuffer_format = D3DFMT_A8R8G8B8;
break;
case D3DFMT_X8B8G8R8:
_backbuffer_format = D3DFMT_A8B8G8R8;
break;
}
if (FAILED(_device->CreateRenderTarget(_width, _height, _backbuffer_format, D3DMULTISAMPLE_NONE, 0, FALSE, &_backbuffer_resolved, nullptr)))
return false;
}
else
{
_backbuffer_resolved = _backbuffer;
}
// Create back buffer shader texture
if (FAILED(_device->CreateTexture(_width, _height, 1, D3DUSAGE_RENDERTARGET, _backbuffer_format, D3DPOOL_DEFAULT, &_backbuffer_texture, nullptr)))
return false;
hr = _backbuffer_texture->GetSurfaceLevel(0, &_backbuffer_texture_surface);
assert(SUCCEEDED(hr));
// Create effect depth-stencil surface
if (FAILED(_device->CreateDepthStencilSurface(_width, _height, D3DFMT_D24S8, D3DMULTISAMPLE_NONE, 0, FALSE, &_effect_stencil, nullptr)))
return false;
// Create vertex layout for vertex buffer which holds vertex indices
const D3DVERTEXELEMENT9 declaration[] = {
{ 0, 0, D3DDECLTYPE_FLOAT1, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD, 0 },
D3DDECL_END()
};
if (FAILED(_device->CreateVertexDeclaration(declaration, &_effect_vertex_layout)))
return false;
// Create state block object
if (!_app_state.init_state_block())
return false;
#if RESHADE_GUI
if (!init_imgui_resources())
return false;
#endif
return runtime::on_init(pp.hDeviceWindow);
}
void reshade::d3d9::runtime_d3d9::on_reset()
{
runtime::on_reset();
_app_state.release_state_block();
_backbuffer.reset();
_backbuffer_resolved.reset();
_backbuffer_texture.reset();
_backbuffer_texture_surface.reset();
_max_vertices = 0;
_effect_stencil.reset();
_effect_vertex_buffer.reset();
_effect_vertex_layout.reset();
#if RESHADE_GUI
_imgui.state.reset();
_imgui.indices.reset();
_imgui.vertices.reset();
_imgui.num_indices = 0;
_imgui.num_vertices = 0;
#endif
#if RESHADE_DEPTH
_depth_texture.reset();
_depth_surface.reset();
_has_depth_texture = false;
_depth_surface_override = nullptr;
#endif
}
void reshade::d3d9::runtime_d3d9::on_present()
{
if (!_is_initialized || FAILED(_device->BeginScene()))
return;
assert(_buffer_detection != nullptr);
_vertices = _buffer_detection->total_vertices();
_drawcalls = _buffer_detection->total_drawcalls();
#if RESHADE_DEPTH
// Disable INTZ replacement while high network activity is detected, since the option is not available in the UI then, but artifacts may occur without it
_buffer_detection->disable_intz = _disable_intz || _has_high_network_activity;
update_depth_texture_bindings(_has_high_network_activity ? nullptr :
_buffer_detection->find_best_depth_surface(_filter_aspect_ratio ? _width : 0, _height, _depth_surface_override));
#endif
_app_state.capture();
BOOL software_rendering_enabled = FALSE;
if ((_behavior_flags & D3DCREATE_MIXED_VERTEXPROCESSING) != 0)
software_rendering_enabled = _device->GetSoftwareVertexProcessing(),
_device->SetSoftwareVertexProcessing(FALSE); // Disable software vertex processing since it is incompatible with programmable shaders
// Resolve MSAA back buffer if MSAA is active
if (_backbuffer_resolved != _backbuffer)
_device->StretchRect(_backbuffer.get(), nullptr, _backbuffer_resolved.get(), nullptr, D3DTEXF_NONE);
update_and_render_effects();
runtime::on_present();
// Stretch main render target back into MSAA back buffer if MSAA is active
if (_backbuffer_resolved != _backbuffer)
_device->StretchRect(_backbuffer_resolved.get(), nullptr, _backbuffer.get(), nullptr, D3DTEXF_NONE);
// Apply previous state from application
_app_state.apply_and_release();
if ((_behavior_flags & D3DCREATE_MIXED_VERTEXPROCESSING) != 0)
_device->SetSoftwareVertexProcessing(software_rendering_enabled);
#if RESHADE_DEPTH
// Can only reset the tracker after the state block has been applied, to ensure current depth-stencil binding is updated correctly
if (_reset_buffer_detection)
{
_buffer_detection->reset(true);
_reset_buffer_detection = false;
}
#endif
_device->EndScene();
}
bool reshade::d3d9::runtime_d3d9::capture_screenshot(uint8_t *buffer) const
{
// Create a surface in system memory, copy back buffer data into it and lock it for reading
com_ptr<IDirect3DSurface9> intermediate;
if (FAILED(_device->CreateOffscreenPlainSurface(_width, _height, _backbuffer_format, D3DPOOL_SYSTEMMEM, &intermediate, nullptr)))
{
LOG(ERROR) << "Failed to create system memory texture for screenshot capture!";
return false;
}
_device->GetRenderTargetData(_backbuffer_resolved.get(), intermediate.get());
D3DLOCKED_RECT mapped;
if (FAILED(intermediate->LockRect(&mapped, nullptr, D3DLOCK_READONLY)))
return false;
auto mapped_data = static_cast<const uint8_t *>(mapped.pBits);
for (uint32_t y = 0, pitch = _width * 4; y < _height; y++, buffer += pitch, mapped_data += mapped.Pitch)
{
if (_color_bit_depth == 10)
{
for (uint32_t x = 0; x < pitch; x += 4)
{
const uint32_t rgba = *reinterpret_cast<const uint32_t *>(mapped_data + x);
// Divide by 4 to get 10-bit range (0-1023) into 8-bit range (0-255)
buffer[x + 0] = ( (rgba & 0x000003FF) / 4) & 0xFF;
buffer[x + 1] = (((rgba & 0x000FFC00) >> 10) / 4) & 0xFF;
buffer[x + 2] = (((rgba & 0x3FF00000) >> 20) / 4) & 0xFF;
buffer[x + 3] = (((rgba & 0xC0000000) >> 30) * 85) & 0xFF;
if (_backbuffer_format == D3DFMT_A2R10G10B10)
std::swap(buffer[x + 0], buffer[x + 2]);
}
}
else
{
std::memcpy(buffer, mapped_data, pitch);
if (_backbuffer_format == D3DFMT_A8R8G8B8 ||
_backbuffer_format == D3DFMT_X8R8G8B8)
{
// Format is BGRA, but output should be RGBA, so flip channels
for (uint32_t x = 0; x < pitch; x += 4)
std::swap(buffer[x + 0], buffer[x + 2]);
}
}
}
intermediate->UnlockRect();
return true;
}
bool reshade::d3d9::runtime_d3d9::init_effect(size_t index)
{
if (_d3d_compiler == nullptr)
_d3d_compiler = LoadLibraryW(L"d3dcompiler_47.dll");
if (_d3d_compiler == nullptr)
_d3d_compiler = LoadLibraryW(L"d3dcompiler_43.dll");
if (_d3d_compiler == nullptr)
{
LOG(ERROR) << "Unable to load HLSL compiler (\"d3dcompiler_47.dll\"). Make sure you have the DirectX end-user runtime (June 2010) installed or a newer version of the library in the application directory.";
return false;
}
effect &effect = _effects[index];
const auto D3DCompile = reinterpret_cast<pD3DCompile>(GetProcAddress(_d3d_compiler, "D3DCompile"));
const auto D3DDisassemble = reinterpret_cast<pD3DDisassemble>(GetProcAddress(_d3d_compiler, "D3DDisassemble"));
// Add specialization constant defines to source code
effect.preamble +=
"#define COLOR_PIXEL_SIZE 1.0 / " + std::to_string(_width) + ", 1.0 / " + std::to_string(_height) + "\n"
"#define DEPTH_PIXEL_SIZE COLOR_PIXEL_SIZE\n"
"#define SV_DEPTH_PIXEL_SIZE DEPTH_PIXEL_SIZE\n"
"#define SV_TARGET_PIXEL_SIZE COLOR_PIXEL_SIZE\n";
const std::string hlsl_vs = effect.preamble + effect.module.hlsl;
const std::string hlsl_ps = effect.preamble + "#define POSITION VPOS\n" + effect.module.hlsl;
std::unordered_map<std::string, com_ptr<IUnknown>> entry_points;
// Compile the generated HLSL source code to DX byte code
for (const reshadefx::entry_point &entry_point : effect.module.entry_points)
{
com_ptr<ID3DBlob> compiled, d3d_errors;
const std::string &hlsl = entry_point.is_pixel_shader ? hlsl_ps : hlsl_vs;
HRESULT hr = D3DCompile(
hlsl.c_str(), hlsl.size(),
nullptr, nullptr, nullptr,
entry_point.name.c_str(),
entry_point.is_pixel_shader ? "ps_3_0" : "vs_3_0",
D3DCOMPILE_OPTIMIZATION_LEVEL3, 0,
&compiled, &d3d_errors);
if (d3d_errors != nullptr) // Append warnings to the output error string as well
effect.errors.append(static_cast<const char *>(d3d_errors->GetBufferPointer()), d3d_errors->GetBufferSize() - 1); // Subtracting one to not append the null-terminator as well
// No need to setup resources if any of the shaders failed to compile
if (FAILED(hr))
return false;
if (com_ptr<ID3DBlob> d3d_disassembled; SUCCEEDED(D3DDisassemble(compiled->GetBufferPointer(), compiled->GetBufferSize(), 0, nullptr, &d3d_disassembled)))
effect.assembly[entry_point.name] = std::string(static_cast<const char *>(d3d_disassembled->GetBufferPointer()));
// Create runtime shader objects from the compiled DX byte code
if (entry_point.is_pixel_shader)
hr = _device->CreatePixelShader(static_cast<const DWORD *>(compiled->GetBufferPointer()), reinterpret_cast<IDirect3DPixelShader9 **>(&entry_points[entry_point.name]));
else
hr = _device->CreateVertexShader(static_cast<const DWORD *>(compiled->GetBufferPointer()), reinterpret_cast<IDirect3DVertexShader9 **>(&entry_points[entry_point.name]));
if (FAILED(hr))
{
LOG(ERROR) << "Failed to create shader for entry point '" << entry_point.name << "'. "
"HRESULT is " << hr << '.';
return false;
}
}
d3d9_technique_data technique_init;
technique_init.num_samplers = effect.module.num_sampler_bindings;
technique_init.constant_register_count = static_cast<DWORD>((effect.uniform_data_storage.size() + 15) / 16);
for (const reshadefx::sampler_info &info : effect.module.samplers)
{
if (info.binding > ARRAYSIZE(technique_init.sampler_states))
return false;
const auto existing_texture = std::find_if(_textures.begin(), _textures.end(),
[&texture_name = info.texture_name](const auto &item) {
return item.unique_name == texture_name && item.impl != nullptr;
});
assert(existing_texture != _textures.end());
technique_init.sampler_textures[info.binding] =
static_cast<d3d9_tex_data *>(existing_texture->impl)->texture.get();
// Since textures with auto-generated mipmap levels do not have a mipmap maximum, limit the bias here so this is not as obvious
assert(existing_texture->levels > 0);
const float lod_bias = std::min(existing_texture->levels - 1.0f, info.lod_bias);
technique_init.sampler_states[info.binding][D3DSAMP_ADDRESSU] = static_cast<D3DTEXTUREADDRESS>(info.address_u);
technique_init.sampler_states[info.binding][D3DSAMP_ADDRESSV] = static_cast<D3DTEXTUREADDRESS>(info.address_v);
technique_init.sampler_states[info.binding][D3DSAMP_ADDRESSW] = static_cast<D3DTEXTUREADDRESS>(info.address_w);
technique_init.sampler_states[info.binding][D3DSAMP_BORDERCOLOR] = 0;
technique_init.sampler_states[info.binding][D3DSAMP_MAGFILTER] = 1 + ((static_cast<unsigned int>(info.filter) & 0x0C) >> 2);
technique_init.sampler_states[info.binding][D3DSAMP_MINFILTER] = 1 + ((static_cast<unsigned int>(info.filter) & 0x30) >> 4);
technique_init.sampler_states[info.binding][D3DSAMP_MIPFILTER] = 1 + ((static_cast<unsigned int>(info.filter) & 0x03));
technique_init.sampler_states[info.binding][D3DSAMP_MIPMAPLODBIAS] = *reinterpret_cast<const DWORD *>(&lod_bias);
technique_init.sampler_states[info.binding][D3DSAMP_MAXMIPLEVEL] = static_cast<DWORD>(std::max(0.0f, info.min_lod));
technique_init.sampler_states[info.binding][D3DSAMP_MAXANISOTROPY] = 1;
technique_init.sampler_states[info.binding][D3DSAMP_SRGBTEXTURE] = info.srgb;
}
UINT max_vertices = 3;
for (technique &technique : _techniques)
{
if (technique.impl != nullptr || technique.effect_index != index)
continue;
// Copy construct new technique implementation instead of move because effect may contain multiple techniques
auto impl = new d3d9_technique_data(technique_init);
technique.impl = impl;
impl->passes.resize(technique.passes.size());
for (size_t pass_index = 0; pass_index < technique.passes.size(); ++pass_index)
{
d3d9_pass_data &pass_data = impl->passes[pass_index];
const reshadefx::pass_info &pass_info = technique.passes[pass_index];
max_vertices = std::max(max_vertices, pass_info.num_vertices);
entry_points.at(pass_info.ps_entry_point)->QueryInterface(&pass_data.pixel_shader);
entry_points.at(pass_info.vs_entry_point)->QueryInterface(&pass_data.vertex_shader);
pass_data.render_targets[0] = _backbuffer_resolved.get();
for (UINT k = 0; k < ARRAYSIZE(pass_data.sampler_textures); ++k)
pass_data.sampler_textures[k] = impl->sampler_textures[k];
for (UINT k = 0; k < 8 && !pass_info.render_target_names[k].empty(); ++k)
{
if (k > _num_simultaneous_rendertargets)
{
LOG(WARN) << "Device only supports " << _num_simultaneous_rendertargets << " simultaneous render targets, but pass " << pass_index << " in technique '" << technique.name << "' uses more, which are ignored.";
break;
}
const auto texture_impl = static_cast<d3d9_tex_data *>(std::find_if(_textures.begin(), _textures.end(),
[&render_target = pass_info.render_target_names[k]](const auto &item) {
return item.unique_name == render_target;
})->impl);
assert(texture_impl != nullptr);
// Unset textures that are used as render target
for (DWORD s = 0; s < impl->num_samplers; ++s)
if (texture_impl->texture == pass_data.sampler_textures[s])
pass_data.sampler_textures[s] = nullptr;
pass_data.render_targets[k] = texture_impl->surface.get();
}
HRESULT hr = _device->BeginStateBlock();
if (SUCCEEDED(hr))
{
_device->SetVertexShader(pass_data.vertex_shader.get());
_device->SetPixelShader(pass_data.pixel_shader.get());
const auto convert_blend_op = [](reshadefx::pass_blend_op value) {
switch (value)
{
default:
case reshadefx::pass_blend_op::add: return D3DBLENDOP_ADD;
case reshadefx::pass_blend_op::subtract: return D3DBLENDOP_SUBTRACT;
case reshadefx::pass_blend_op::rev_subtract: return D3DBLENDOP_REVSUBTRACT;
case reshadefx::pass_blend_op::min: return D3DBLENDOP_MIN;
case reshadefx::pass_blend_op::max: return D3DBLENDOP_MAX;
}
};
const auto convert_blend_func = [](reshadefx::pass_blend_func value) {
switch (value)
{
default:
case reshadefx::pass_blend_func::one: return D3DBLEND_ONE;
case reshadefx::pass_blend_func::zero: return D3DBLEND_ZERO;
case reshadefx::pass_blend_func::src_color: return D3DBLEND_SRCCOLOR;
case reshadefx::pass_blend_func::src_alpha: return D3DBLEND_SRCALPHA;
case reshadefx::pass_blend_func::inv_src_color: return D3DBLEND_INVSRCCOLOR;
case reshadefx::pass_blend_func::inv_src_alpha: return D3DBLEND_INVSRCALPHA;
case reshadefx::pass_blend_func::dst_alpha: return D3DBLEND_DESTALPHA;
case reshadefx::pass_blend_func::dst_color: return D3DBLEND_DESTCOLOR;
case reshadefx::pass_blend_func::inv_dst_alpha: return D3DBLEND_INVDESTALPHA;
case reshadefx::pass_blend_func::inv_dst_color: return D3DBLEND_INVDESTCOLOR;
}
};
const auto convert_stencil_op = [](reshadefx::pass_stencil_op value) {
switch (value)
{
default:
case reshadefx::pass_stencil_op::keep: return D3DSTENCILOP_KEEP;
case reshadefx::pass_stencil_op::zero: return D3DSTENCILOP_ZERO;
case reshadefx::pass_stencil_op::invert: return D3DSTENCILOP_INVERT;
case reshadefx::pass_stencil_op::replace: return D3DSTENCILOP_REPLACE;
case reshadefx::pass_stencil_op::incr: return D3DSTENCILOP_INCR;
case reshadefx::pass_stencil_op::incr_sat: return D3DSTENCILOP_INCRSAT;
case reshadefx::pass_stencil_op::decr: return D3DSTENCILOP_DECR;
case reshadefx::pass_stencil_op::decr_sat: return D3DSTENCILOP_DECRSAT;
}
};
const auto convert_stencil_func = [](reshadefx::pass_stencil_func value) {
switch (value)
{
default:
case reshadefx::pass_stencil_func::always: return D3DCMP_ALWAYS;
case reshadefx::pass_stencil_func::never: return D3DCMP_NEVER;
case reshadefx::pass_stencil_func::equal: return D3DCMP_EQUAL;
case reshadefx::pass_stencil_func::not_equal: return D3DCMP_NOTEQUAL;
case reshadefx::pass_stencil_func::less: return D3DCMP_LESS;
case reshadefx::pass_stencil_func::less_equal: return D3DCMP_LESSEQUAL;
case reshadefx::pass_stencil_func::greater: return D3DCMP_GREATER;
case reshadefx::pass_stencil_func::greater_equal: return D3DCMP_GREATEREQUAL;
}
};
_device->SetRenderState(D3DRS_ZENABLE, false);
_device->SetRenderState(D3DRS_FILLMODE, D3DFILL_SOLID);
// D3DRS_SHADEMODE
_device->SetRenderState(D3DRS_ZWRITEENABLE, true);
_device->SetRenderState(D3DRS_ALPHATESTENABLE, false);
_device->SetRenderState(D3DRS_LASTPIXEL, true);
_device->SetRenderState(D3DRS_SRCBLEND, convert_blend_func(pass_info.src_blend));
_device->SetRenderState(D3DRS_DESTBLEND, convert_blend_func(pass_info.dest_blend));
_device->SetRenderState(D3DRS_CULLMODE, D3DCULL_NONE);
_device->SetRenderState(D3DRS_ZFUNC, D3DCMP_ALWAYS);
// D3DRS_ALPHAREF
// D3DRS_ALPHAFUNC
_device->SetRenderState(D3DRS_DITHERENABLE, false);
_device->SetRenderState(D3DRS_ALPHABLENDENABLE, pass_info.blend_enable);
_device->SetRenderState(D3DRS_FOGENABLE, false);
_device->SetRenderState(D3DRS_SPECULARENABLE, false);
// D3DRS_FOGCOLOR
// D3DRS_FOGTABLEMODE
// D3DRS_FOGSTART
// D3DRS_FOGEND
// D3DRS_FOGDENSITY
// D3DRS_RANGEFOGENABLE
_device->SetRenderState(D3DRS_STENCILENABLE, pass_info.stencil_enable);
_device->SetRenderState(D3DRS_STENCILFAIL, convert_stencil_op(pass_info.stencil_op_fail));
_device->SetRenderState(D3DRS_STENCILZFAIL, convert_stencil_op(pass_info.stencil_op_depth_fail));
_device->SetRenderState(D3DRS_STENCILPASS, convert_stencil_op(pass_info.stencil_op_pass));
_device->SetRenderState(D3DRS_STENCILFUNC, convert_stencil_func(pass_info.stencil_comparison_func));
_device->SetRenderState(D3DRS_STENCILREF, pass_info.stencil_reference_value);
_device->SetRenderState(D3DRS_STENCILMASK, pass_info.stencil_read_mask);
_device->SetRenderState(D3DRS_STENCILWRITEMASK, pass_info.stencil_write_mask);
// D3DRS_TEXTUREFACTOR
// D3DRS_WRAP0 - D3DRS_WRAP7
_device->SetRenderState(D3DRS_CLIPPING, false);
_device->SetRenderState(D3DRS_LIGHTING, false);
// D3DRS_AMBIENT
// D3DRS_FOGVERTEXMODE
_device->SetRenderState(D3DRS_COLORVERTEX, false);
// D3DRS_LOCALVIEWER
_device->SetRenderState(D3DRS_NORMALIZENORMALS, false);
_device->SetRenderState(D3DRS_DIFFUSEMATERIALSOURCE, D3DMCS_COLOR1);
_device->SetRenderState(D3DRS_SPECULARMATERIALSOURCE, D3DMCS_COLOR2);
_device->SetRenderState(D3DRS_AMBIENTMATERIALSOURCE, D3DMCS_MATERIAL);
_device->SetRenderState(D3DRS_EMISSIVEMATERIALSOURCE, D3DMCS_MATERIAL);
_device->SetRenderState(D3DRS_VERTEXBLEND, D3DVBF_DISABLE);
_device->SetRenderState(D3DRS_CLIPPLANEENABLE, 0);
// D3DRS_POINTSIZE
// D3DRS_POINTSIZE_MIN
// D3DRS_POINTSPRITEENABLE
// D3DRS_POINTSCALEENABLE
// D3DRS_POINTSCALE_A - D3DRS_POINTSCALE_C
// D3DRS_MULTISAMPLEANTIALIAS
// D3DRS_MULTISAMPLEMASK
// D3DRS_PATCHEDGESTYLE
// D3DRS_DEBUGMONITORTOKEN
// D3DRS_POINTSIZE_MAX
// D3DRS_INDEXEDVERTEXBLENDENABLE
_device->SetRenderState(D3DRS_COLORWRITEENABLE, pass_info.color_write_mask);
// D3DRS_TWEENFACTOR
_device->SetRenderState(D3DRS_BLENDOP, convert_blend_op(pass_info.blend_op));
// D3DRS_POSITIONDEGREE
// D3DRS_NORMALDEGREE
_device->SetRenderState(D3DRS_SCISSORTESTENABLE, false);
_device->SetRenderState(D3DRS_SLOPESCALEDEPTHBIAS, 0);
_device->SetRenderState(D3DRS_ANTIALIASEDLINEENABLE, false);
// D3DRS_MINTESSELLATIONLEVEL
// D3DRS_MAXTESSELLATIONLEVEL
// D3DRS_ADAPTIVETESS_X - D3DRS_ADAPTIVETESS_W
_device->SetRenderState(D3DRS_ENABLEADAPTIVETESSELLATION, false);
_device->SetRenderState(D3DRS_TWOSIDEDSTENCILMODE, false);
// D3DRS_CCW_STENCILFAIL
// D3DRS_CCW_STENCILZFAIL
// D3DRS_CCW_STENCILPASS
// D3DRS_CCW_STENCILFUNC
_device->SetRenderState(D3DRS_COLORWRITEENABLE1, pass_info.color_write_mask); // See https://docs.microsoft.com/en-us/windows/win32/direct3d9/multiple-render-targets
_device->SetRenderState(D3DRS_COLORWRITEENABLE2, pass_info.color_write_mask);
_device->SetRenderState(D3DRS_COLORWRITEENABLE3, pass_info.color_write_mask);
_device->SetRenderState(D3DRS_BLENDFACTOR, 0xFFFFFFFF);
_device->SetRenderState(D3DRS_SRGBWRITEENABLE, pass_info.srgb_write_enable);
_device->SetRenderState(D3DRS_DEPTHBIAS, 0);
// D3DRS_WRAP8 - D3DRS_WRAP15
_device->SetRenderState(D3DRS_SEPARATEALPHABLENDENABLE, true);
_device->SetRenderState(D3DRS_SRCBLENDALPHA, convert_blend_func(pass_info.src_blend_alpha));
_device->SetRenderState(D3DRS_DESTBLENDALPHA, convert_blend_func(pass_info.dest_blend_alpha));
_device->SetRenderState(D3DRS_BLENDOPALPHA, convert_blend_op(pass_info.blend_op_alpha));
hr = _device->EndStateBlock(&pass_data.stateblock);
}
if (FAILED(hr))
{
LOG(ERROR) << "Failed to create state block for pass " << pass_index << " in technique '" << technique.name << "'. "
"HRESULT is " << hr << '.';
return false;
}
}
}
// Update vertex buffer which holds vertex indices
if (max_vertices > _max_vertices)
{
_effect_vertex_buffer.reset();
if (FAILED(_device->CreateVertexBuffer(max_vertices * sizeof(float), D3DUSAGE_WRITEONLY, 0, D3DPOOL_DEFAULT, &_effect_vertex_buffer, nullptr)))
return false;
if (float *data;
SUCCEEDED(_effect_vertex_buffer->Lock(0, max_vertices * sizeof(float), reinterpret_cast<void **>(&data), 0)))
{
for (UINT i = 0; i < max_vertices; i++)
data[i] = static_cast<float>(i);
_effect_vertex_buffer->Unlock();
}
_max_vertices = max_vertices;
}
return true;
}
void reshade::d3d9::runtime_d3d9::unload_effect(size_t index)
{
for (technique &tech : _techniques)
{
if (tech.effect_index != index)
continue;
delete static_cast<d3d9_technique_data *>(tech.impl);
tech.impl = nullptr;
}
runtime::unload_effect(index);
}
void reshade::d3d9::runtime_d3d9::unload_effects()
{
for (technique &tech : _techniques)
{
delete static_cast<d3d9_technique_data *>(tech.impl);
tech.impl = nullptr;
}
runtime::unload_effects();
}
bool reshade::d3d9::runtime_d3d9::init_texture(texture &texture)
{
auto impl = new d3d9_tex_data();
texture.impl = impl;
switch (texture.impl_reference)
{
case texture_reference::back_buffer:
impl->texture = _backbuffer_texture;
impl->surface = _backbuffer_texture_surface;
return true;
case texture_reference::depth_buffer:
#if RESHADE_DEPTH
impl->texture = _depth_texture;
impl->surface = _depth_surface;
#endif
return true;
}
UINT levels = texture.levels;
DWORD usage = 0;
D3DFORMAT format = D3DFMT_UNKNOWN;
D3DDEVICE_CREATION_PARAMETERS cp;
_device->GetCreationParameters(&cp);
switch (texture.format)
{
case reshadefx::texture_format::r8:
format = D3DFMT_A8R8G8B8;
break;
case reshadefx::texture_format::r16f:
format = D3DFMT_R16F;
break;
case reshadefx::texture_format::r32f:
format = D3DFMT_R32F;
break;
case reshadefx::texture_format::rg8:
format = D3DFMT_A8R8G8B8;
break;
case reshadefx::texture_format::rg16:
format = D3DFMT_G16R16;
break;
case reshadefx::texture_format::rg16f:
format = D3DFMT_G16R16F;
break;
case reshadefx::texture_format::rg32f:
format = D3DFMT_G32R32F;
break;
case reshadefx::texture_format::rgba8:
format = D3DFMT_A8R8G8B8;
break;
case reshadefx::texture_format::rgba16:
format = D3DFMT_A16B16G16R16;
break;
case reshadefx::texture_format::rgba16f:
format = D3DFMT_A16B16G16R16F;
break;
case reshadefx::texture_format::rgba32f:
format = D3DFMT_A32B32G32R32F;
break;
case reshadefx::texture_format::rgb10a2:
format = D3DFMT_A2B10G10R10;
break;
}
if (levels > 1)
{
// Enable auto-generated mipmaps if the format supports it
if (_d3d->CheckDeviceFormat(cp.AdapterOrdinal, cp.DeviceType, D3DFMT_X8R8G8B8, D3DUSAGE_AUTOGENMIPMAP, D3DRTYPE_TEXTURE, format) == D3D_OK)
{
usage |= D3DUSAGE_AUTOGENMIPMAP;
levels = 0;
}
else
{
LOG(WARN) << "Auto-generated mipmap levels are not supported for the format of texture '" << texture.unique_name << "'.";
}
}
// Make texture a render target if format allows it
HRESULT hr = _d3d->CheckDeviceFormat(cp.AdapterOrdinal, cp.DeviceType, D3DFMT_X8R8G8B8, D3DUSAGE_RENDERTARGET, D3DRTYPE_TEXTURE, format);
if (SUCCEEDED(hr))
usage |= D3DUSAGE_RENDERTARGET;
hr = _device->CreateTexture(texture.width, texture.height, levels, usage, format, D3DPOOL_DEFAULT, &impl->texture, nullptr);
if (FAILED(hr))
{
LOG(ERROR) << "Failed to create texture '" << texture.unique_name << "' ("
"Width = " << texture.width << ", "
"Height = " << texture.height << ", "
"Levels = " << levels << ", "
"Usage = " << usage << ", "
"Format = " << format << ")! "
"HRESULT is " << hr << '.';
return false;
}
hr = impl->texture->GetSurfaceLevel(0, &impl->surface);
assert(SUCCEEDED(hr));
// Clear texture to zero since by default its contents are undefined
_device->ColorFill(impl->surface.get(), nullptr, D3DCOLOR_ARGB(0, 0, 0, 0));
return true;
}
void reshade::d3d9::runtime_d3d9::upload_texture(const texture &texture, const uint8_t *pixels)
{
auto impl = static_cast<d3d9_tex_data *>(texture.impl);
assert(impl != nullptr && texture.impl_reference == texture_reference::none && pixels != nullptr);
D3DSURFACE_DESC desc; impl->texture->GetLevelDesc(0, &desc); // Get D3D texture format
com_ptr<IDirect3DTexture9> intermediate;
if (FAILED(_device->CreateTexture(texture.width, texture.height, 1, 0, desc.Format, D3DPOOL_SYSTEMMEM, &intermediate, nullptr)))
{
LOG(ERROR) << "Failed to create system memory texture for texture updating!";
return;
}
D3DLOCKED_RECT mapped;
if (FAILED(intermediate->LockRect(0, &mapped, nullptr, 0)))
return;
auto mapped_data = static_cast<uint8_t *>(mapped.pBits);
switch (texture.format)
{
case reshadefx::texture_format::r8: // These are actually D3DFMT_A8R8G8B8, see 'init_texture'
for (uint32_t y = 0, pitch = texture.width * 4; y < texture.height; ++y, mapped_data += mapped.Pitch, pixels += pitch)
for (uint32_t x = 0; x < pitch; x += 4)
mapped_data[x + 0] = 0, // Set green and blue channel to zero
mapped_data[x + 1] = 0,
mapped_data[x + 2] = pixels[x + 0],
mapped_data[x + 3] = 0xFF;
break;
case reshadefx::texture_format::rg8:
for (uint32_t y = 0, pitch = texture.width * 4; y < texture.height; ++y, mapped_data += mapped.Pitch, pixels += pitch)
for (uint32_t x = 0; x < pitch; x += 4)
mapped_data[x + 0] = 0, // Set blue channel to zero
mapped_data[x + 1] = pixels[x + 1],
mapped_data[x + 2] = pixels[x + 0],
mapped_data[x + 3] = 0xFF;
break;
case reshadefx::texture_format::rgba8:
for (uint32_t y = 0, pitch = texture.width * 4; y < texture.height; ++y, mapped_data += mapped.Pitch, pixels += pitch)
for (uint32_t x = 0; x < pitch; x += 4)
mapped_data[x + 0] = pixels[x + 2], // Flip RGBA input to BGRA
mapped_data[x + 1] = pixels[x + 1],
mapped_data[x + 2] = pixels[x + 0],
mapped_data[x + 3] = pixels[x + 3];
break;
default:
LOG(ERROR) << "Texture upload is not supported for format " << static_cast<unsigned int>(texture.format) << '!';
break;
}
intermediate->UnlockRect(0);
if (HRESULT hr = _device->UpdateTexture(intermediate.get(), impl->texture.get()); FAILED(hr))
{
LOG(ERROR) << "Failed to update texture from system memory texture! HRESULT is " << hr << '.';
return;
}
}
void reshade::d3d9::runtime_d3d9::destroy_texture(texture &texture)
{
delete static_cast<d3d9_tex_data *>(texture.impl);
texture.impl = nullptr;
}
void reshade::d3d9::runtime_d3d9::render_technique(technique &technique)
{
const auto impl = static_cast<d3d9_technique_data *>(technique.impl);
// Setup vertex input
_device->SetStreamSource(0, _effect_vertex_buffer.get(), 0, sizeof(float));
_device->SetVertexDeclaration(_effect_vertex_layout.get());
// Setup shader constants
if (impl->constant_register_count != 0)
{
const auto uniform_storage_data = reinterpret_cast<const float *>(_effects[technique.effect_index].uniform_data_storage.data());
_device->SetPixelShaderConstantF(0, uniform_storage_data, impl->constant_register_count);
_device->SetVertexShaderConstantF(0, uniform_storage_data, impl->constant_register_count);
}
bool is_effect_stencil_cleared = false;
bool needs_implicit_backbuffer_copy = true; // First pass always needs the back buffer updated
for (size_t pass_index = 0; pass_index < technique.passes.size(); ++pass_index)
{
if (needs_implicit_backbuffer_copy)
{
// Save back buffer of previous pass
_device->StretchRect(_backbuffer_resolved.get(), nullptr, _backbuffer_texture_surface.get(), nullptr, D3DTEXF_NONE);
}
const d3d9_pass_data &pass_data = impl->passes[pass_index];
const reshadefx::pass_info &pass_info = technique.passes[pass_index];
// Setup states
pass_data.stateblock->Apply();
// Setup shader resources
for (DWORD s = 0; s < impl->num_samplers; s++)
{
_device->SetTexture(s, pass_data.sampler_textures[s]);
// Need to bind textures to vertex shader samplers too
// See https://docs.microsoft.com/windows/win32/direct3d9/vertex-textures-in-vs-3-0
if (s < 4)
_device->SetTexture(D3DVERTEXTEXTURESAMPLER0 + s, pass_data.sampler_textures[s]);
for (DWORD state = D3DSAMP_ADDRESSU; state <= D3DSAMP_SRGBTEXTURE; state++)
{
_device->SetSamplerState(s, static_cast<D3DSAMPLERSTATETYPE>(state), impl->sampler_states[s][state]);
if (s < 4) // vs_3_0 supports up to four samplers in vertex shaders
_device->SetSamplerState(D3DVERTEXTEXTURESAMPLER0 + s, static_cast<D3DSAMPLERSTATETYPE>(state), impl->sampler_states[s][state]);
}
}
// Setup render targets (and viewport, which is implicitly updated by 'SetRenderTarget')
for (DWORD target = 0; target < _num_simultaneous_rendertargets; target++)
_device->SetRenderTarget(target, pass_data.render_targets[target]);
D3DVIEWPORT9 viewport;
_device->GetViewport(&viewport);
_device->SetDepthStencilSurface(viewport.Width == _width && viewport.Height == _height && pass_info.stencil_enable ? _effect_stencil.get() : nullptr);
if (pass_info.stencil_enable && viewport.Width == _width && viewport.Height == _height && !is_effect_stencil_cleared)
{
is_effect_stencil_cleared = true;
_device->Clear(0, nullptr, (pass_info.clear_render_targets ? D3DCLEAR_TARGET : 0) | D3DCLEAR_STENCIL, 0, 1.0f, 0);
}
else if (pass_info.clear_render_targets)
{
_device->Clear(0, nullptr, D3DCLEAR_TARGET, 0, 0.0f, 0);
}
// Set __TEXEL_SIZE__ constant (see effect_codegen_hlsl.cpp)
const float texel_size[4] = {
-1.0f / viewport.Width,
1.0f / viewport.Height
};
_device->SetVertexShaderConstantF(255, texel_size, 1);
// Draw primitives
switch (pass_info.topology)
{
case reshadefx::primitive_topology::point_list:
_device->DrawPrimitive(D3DPT_POINTLIST, 0, pass_info.num_vertices);
break;
case reshadefx::primitive_topology::line_list:
_device->DrawPrimitive(D3DPT_LINELIST, 0, pass_info.num_vertices / 2);
break;
case reshadefx::primitive_topology::line_strip:
_device->DrawPrimitive(D3DPT_LINESTRIP, 0, pass_info.num_vertices - 1);
break;
default:
case reshadefx::primitive_topology::triangle_list:
_device->DrawPrimitive(D3DPT_TRIANGLELIST, 0, pass_info.num_vertices / 3);
break;
case reshadefx::primitive_topology::triangle_strip:
_device->DrawPrimitive(D3DPT_TRIANGLESTRIP, 0, pass_info.num_vertices - 2);
break;
}
_vertices += pass_info.num_vertices;
_drawcalls += 1;
needs_implicit_backbuffer_copy = false;
for (IDirect3DSurface9 *target : pass_data.render_targets)
{
if (target == nullptr)
break;
if (target == _backbuffer_resolved)
{
needs_implicit_backbuffer_copy = true;
break;
}
if (com_ptr<IDirect3DBaseTexture9> texture;
SUCCEEDED(target->GetContainer(IID_PPV_ARGS(&texture))) && texture->GetLevelCount() > 1)
{
texture->SetAutoGenFilterType(D3DTEXF_LINEAR);
texture->GenerateMipSubLevels();
}
}
}
}
#if RESHADE_GUI
bool reshade::d3d9::runtime_d3d9::init_imgui_resources()
{
HRESULT hr = _device->BeginStateBlock();
if (SUCCEEDED(hr))
{
_device->SetFVF(D3DFVF_XYZ | D3DFVF_DIFFUSE | D3DFVF_TEX1);
_device->SetPixelShader(nullptr);
_device->SetVertexShader(nullptr);
_device->SetRenderState(D3DRS_ZENABLE, false);
_device->SetRenderState(D3DRS_FILLMODE, D3DFILL_SOLID);
_device->SetRenderState(D3DRS_ALPHATESTENABLE, false);
_device->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
_device->SetRenderState(D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA);
_device->SetRenderState(D3DRS_CULLMODE, D3DCULL_NONE);
_device->SetRenderState(D3DRS_ALPHABLENDENABLE, true);
_device->SetRenderState(D3DRS_FOGENABLE, false);
_device->SetRenderState(D3DRS_STENCILENABLE, false);
_device->SetRenderState(D3DRS_CLIPPING, false);
_device->SetRenderState(D3DRS_LIGHTING, false);
_device->SetRenderState(D3DRS_COLORWRITEENABLE, D3DCOLORWRITEENABLE_RED | D3DCOLORWRITEENABLE_GREEN | D3DCOLORWRITEENABLE_BLUE | D3DCOLORWRITEENABLE_ALPHA);
_device->SetRenderState(D3DRS_SCISSORTESTENABLE, true);
_device->SetRenderState(D3DRS_BLENDOP, D3DBLENDOP_ADD);
_device->SetRenderState(D3DRS_SRGBWRITEENABLE, false);
_device->SetRenderState(D3DRS_BLENDOPALPHA, D3DBLENDOP_ADD);
_device->SetTextureStageState(0, D3DTSS_COLOROP, D3DTOP_MODULATE);
_device->SetTextureStageState(0, D3DTSS_COLORARG1, D3DTA_TEXTURE);
_device->SetTextureStageState(0, D3DTSS_COLORARG2, D3DTA_DIFFUSE);
_device->SetTextureStageState(0, D3DTSS_ALPHAOP, D3DTOP_MODULATE);
_device->SetTextureStageState(0, D3DTSS_ALPHAARG1, D3DTA_TEXTURE);
_device->SetTextureStageState(0, D3DTSS_ALPHAARG2, D3DTA_DIFFUSE);
_device->SetTextureStageState(0, D3DTSS_TEXCOORDINDEX, 0);
_device->SetTextureStageState(0, D3DTSS_TEXTURETRANSFORMFLAGS, D3DTTFF_DISABLE);
_device->SetSamplerState(0, D3DSAMP_ADDRESSU, D3DTADDRESS_WRAP);
_device->SetSamplerState(0, D3DSAMP_ADDRESSV, D3DTADDRESS_WRAP);
_device->SetSamplerState(0, D3DSAMP_ADDRESSW, D3DTADDRESS_WRAP);
_device->SetSamplerState(0, D3DSAMP_MAGFILTER, D3DTEXF_LINEAR);
_device->SetSamplerState(0, D3DSAMP_MINFILTER, D3DTEXF_LINEAR);
_device->SetSamplerState(0, D3DSAMP_MIPFILTER, D3DTEXF_NONE);
_device->SetSamplerState(0, D3DSAMP_MIPMAPLODBIAS, 0);
_device->SetSamplerState(0, D3DSAMP_MAXMIPLEVEL, 0);
_device->SetSamplerState(0, D3DSAMP_SRGBTEXTURE, 0);
hr = _device->EndStateBlock(&_imgui.state);
}
if (FAILED(hr))
{