mirror of
https://gitea.wildfiregames.com/0ad/0ad
synced 2026-06-16 05:13:58 -07:00
199 lines
5 KiB
C++
199 lines
5 KiB
C++
/* Copyright (C) 2025 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "precompiled.h"
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#include "Device.h"
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#include "renderer/backend/Format.h"
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#include "renderer/backend/IFramebuffer.h"
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#include "renderer/backend/dummy/Buffer.h"
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#include "renderer/backend/dummy/DeviceCommandContext.h"
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#include "renderer/backend/dummy/Framebuffer.h"
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#include "renderer/backend/dummy/PipelineState.h"
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#include "renderer/backend/dummy/ShaderProgram.h"
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#include "renderer/backend/dummy/Texture.h"
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#include "scriptinterface/Object.h"
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#include <SDL_video.h>
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#include <initializer_list>
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#include <js/RootingAPI.h>
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namespace Renderer
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{
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namespace Backend
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{
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namespace Dummy
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{
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CDevice::CDevice()
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{
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m_Name = "Dummy";
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m_Version = "Unknown";
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m_DriverInformation = "Unknown";
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m_Extensions = {};
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m_Backbuffer = CFramebuffer::Create(this);
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m_Capabilities.S3TC = true;
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m_Capabilities.ARBShaders = false;
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m_Capabilities.computeShaders = true;
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m_Capabilities.debugLabels = true;
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m_Capabilities.debugScopedLabels = true;
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m_Capabilities.multisampling = true;
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m_Capabilities.anisotropicFiltering = true;
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m_Capabilities.maxSampleCount = 4u;
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m_Capabilities.maxAnisotropy = 16.0f;
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m_Capabilities.maxTextureSize = 8192u;
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m_Capabilities.instancing = true;
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}
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CDevice::~CDevice() = default;
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void CDevice::Report(const ScriptRequest& rq, JS::HandleValue settings)
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{
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Script::SetProperty(rq, settings, "name", "dummy");
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}
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std::unique_ptr<IDeviceCommandContext> CDevice::CreateCommandContext()
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{
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return CDeviceCommandContext::Create(this);
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}
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std::unique_ptr<IGraphicsPipelineState> CDevice::CreateGraphicsPipelineState(
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const SGraphicsPipelineStateDesc& pipelineStateDesc)
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{
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return CGraphicsPipelineState::Create(this, pipelineStateDesc);
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}
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std::unique_ptr<IComputePipelineState> CDevice::CreateComputePipelineState(
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const SComputePipelineStateDesc& pipelineStateDesc)
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{
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return CComputePipelineState::Create(this, pipelineStateDesc);
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}
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std::unique_ptr<IVertexInputLayout> CDevice::CreateVertexInputLayout(
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const std::span<const SVertexAttributeFormat>)
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{
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return nullptr;
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}
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std::unique_ptr<ITexture> CDevice::CreateTexture(
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const char* /*name*/, const CTexture::Type type, const uint32_t usage,
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const Format format, const uint32_t width, const uint32_t height,
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const Sampler::Desc& /*defaultSamplerDesc*/, const uint32_t MIPLevelCount,
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const uint32_t /*sampleCount*/)
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{
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return CTexture::Create(this, type, usage, format, width, height, MIPLevelCount);
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}
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std::unique_ptr<ITexture> CDevice::CreateTexture2D(
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const char* name, const uint32_t usage,
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const Format format, const uint32_t width, const uint32_t height,
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const Sampler::Desc& defaultSamplerDesc, const uint32_t MIPLevelCount, const uint32_t sampleCount)
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{
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return CreateTexture(name, ITexture::Type::TEXTURE_2D, usage,
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format, width, height, defaultSamplerDesc, MIPLevelCount, sampleCount);
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}
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std::unique_ptr<IFramebuffer> CDevice::CreateFramebuffer(
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const char*, SColorAttachment*, SDepthStencilAttachment*)
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{
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return CFramebuffer::Create(this);
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}
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std::unique_ptr<IBuffer> CDevice::CreateBuffer(
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const char*, const CBuffer::Type type, const uint32_t size, const uint32_t usage)
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{
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return CBuffer::Create(this, type, size, usage);
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}
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std::unique_ptr<IShaderProgram> CDevice::CreateShaderProgram(
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const CStr&, const CShaderDefines&)
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{
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return CShaderProgram::Create(this);
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}
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bool CDevice::AcquireNextBackbuffer()
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{
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// We have nothing to acquire.
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return true;
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}
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IFramebuffer* CDevice::GetCurrentBackbuffer(
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const AttachmentLoadOp, const AttachmentStoreOp,
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const AttachmentLoadOp, const AttachmentStoreOp)
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{
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return m_Backbuffer.get();
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}
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void CDevice::Present()
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{
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// We have nothing to present.
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}
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void CDevice::OnWindowResize(const uint32_t /*width*/, const uint32_t /*height*/)
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{
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}
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bool CDevice::IsTextureFormatSupported(const Format) const
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{
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return true;
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}
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bool CDevice::IsFramebufferFormatSupported(const Format) const
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{
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return true;
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}
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Format CDevice::GetPreferredDepthStencilFormat(
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const uint32_t, const bool, const bool) const
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{
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return Format::D24_UNORM_S8_UINT;
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}
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uint32_t CDevice::AllocateQuery()
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{
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return 0;
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}
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void CDevice::FreeQuery(const uint32_t /*handle*/)
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{
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}
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bool CDevice::IsQueryResultAvailable(const uint32_t /*handle*/) const
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{
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return false;
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}
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uint64_t CDevice::GetQueryResult(const uint32_t /*handle*/)
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{
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return 0;
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}
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std::unique_ptr<IDevice> CreateDevice(SDL_Window*)
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{
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return std::make_unique<Dummy::CDevice>();
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}
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} // namespace Dummy
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} // namespace Backend
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} // namespace Renderer
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