2af021152a
Batch #17810 by eAthena: 0 byte-identical, 1 confirmed by peer review. - fn_02284 SelectedRenderAdapter: logic confirmed by peer review Peer-reviewed-by: Yommy, alisonrag, cremane Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
128 lines
3.3 KiB
C++
128 lines
3.3 KiB
C++
#include "Render/DX9/DeviceOwnerDX9.h"
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#include "Render/DX9/RenderSystemDX9.h"
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#include "Render/Device/RenderAdapter.h"
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#include "Client/Session/Session.h"
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#include "Render/Device/DeviceSelection.h"
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#include "Render/DX7/RenderSystemDX7.h"
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#include "UI/GameSettings/GameSettingsUI.h"
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#include <atlbase.h>
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#include <cstring>
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// OFFSET: 0x00569FF0
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// FUNCTION: fn_02283
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std::vector<RenderAdapter> EnumerateRenderAdapters(int backend) {
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switch (backend) {
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case 1:
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return EnumerateAdaptersDX7();
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case 2:
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return EnumerateAdaptersDX9();
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default:
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return {};
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}
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}
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// OFFSET: 0x00569DA0
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// FUNCTION: fn_02271
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bool RenderAdapter::Matches(const RenderAdapter& selected) const {
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if (this->backend != selected.backend) {
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return false;
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}
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switch (this->backend) {
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case 1:
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return std::memcmp(&this->drawGuid, &selected.drawGuid, sizeof(GUID)) == 0 && std::memcmp(&this->renderGuid, &selected.renderGuid, sizeof(GUID)) == 0;
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case 2:
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return std::memcmp(&this->deviceGuid, &selected.deviceGuid, sizeof(GUID)) == 0 && this->deviceName == selected.deviceName;
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default:
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return false;
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}
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}
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__declspec(noinline) RenderAdapter SelectedRenderAdapter();
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// OFFSET: 0x0056A0F0
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// FUNCTION: fn_02284
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RenderAdapter SelectedRenderAdapter() {
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RenderAdapter selected{};
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selected.backend = g_configuredRenderBackend;
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if (selected.backend == 0) {
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int backend;
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switch (g_session.DefaultRenderBackend()) {
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case 1:
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backend = 1;
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break;
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case 2:
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backend = 2;
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break;
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default:
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backend = 2;
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break;
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}
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selected.backend = backend;
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}
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switch (selected.backend) {
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case 1:
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std::memcpy(&selected.drawGuid, g_guidDriver, sizeof(GUID));
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std::memcpy(&selected.renderGuid, g_guidDevice, sizeof(GUID));
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break;
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case 2:
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selected.deviceGuid = g_configuredDeviceGuid;
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selected.deviceName = g_configuredDeviceName;
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break;
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}
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return selected;
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}
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__declspec(noinline) std::vector<RenderAdapter> EnumerateAdaptersDX9();
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// OFFSET: 0x0056D770
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// FUNCTION: fn_02368
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std::vector<RenderAdapter> EnumerateAdaptersDX9() {
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CComPtr<IDirect3D9Ex> direct3D;
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const HRESULT result = Direct3DCreate9Ex(D3D_SDK_VERSION, &direct3D);
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if (FAILED(result)) {
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return {};
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}
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const UINT count = direct3D->GetAdapterCount();
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std::vector<RenderAdapter> adapters;
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adapters.reserve(count);
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for (UINT ordinal = 0; ordinal < count; ++ordinal) {
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D3DADAPTER_IDENTIFIER9 identifier;
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if (SUCCEEDED(direct3D->GetAdapterIdentifier(ordinal, 0, &identifier))) {
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adapters.push_back({2, ordinal, identifier.Description, g_defaultDrawGuidDX7, g_defaultDrawGuidDX7, identifier.DeviceIdentifier, identifier.DeviceName});
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}
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}
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return adapters;
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}
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// OFFSET: 0x0056E270
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// FUNCTION: fn_02375
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HRESULT CRenderSystemDX9::Initialize(HWND window) {
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const std::vector<RenderAdapter> adapters = EnumerateAdaptersDX9();
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if (adapters.size() == 0) {
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MessageBoxA(nullptr, "No compatible devices", "Error", MB_OK);
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return D3DERR_NOTAVAILABLE;
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}
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const RenderAdapter selected = SelectedRenderAdapter();
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UINT ordinal = D3DADAPTER_DEFAULT;
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for (size_t i = 0; i < adapters.size(); ++i) {
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if (adapters[i].Matches(selected)) {
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ordinal = adapters[i].ordinal;
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break;
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}
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}
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return this->m_device->Initialize(window, ordinal);
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}
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