/* Copyright (C) 2024 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* 0 A.D. is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with 0 A.D. If not, see .
*/
#include "precompiled.h"
#include "Device.h"
#include "renderer/backend/dummy/Buffer.h"
#include "renderer/backend/dummy/DeviceCommandContext.h"
#include "renderer/backend/dummy/Framebuffer.h"
#include "renderer/backend/dummy/PipelineState.h"
#include "renderer/backend/dummy/ShaderProgram.h"
#include "renderer/backend/dummy/Texture.h"
#include "scriptinterface/JSON.h"
#include "scriptinterface/Object.h"
#include "scriptinterface/ScriptInterface.h"
#include "scriptinterface/ScriptRequest.h"
namespace Renderer
{
namespace Backend
{
namespace Dummy
{
CDevice::CDevice()
{
m_Name = "Dummy";
m_Version = "Unknown";
m_DriverInformation = "Unknown";
m_Extensions = {};
m_Backbuffer = CFramebuffer::Create(this);
m_Capabilities.S3TC = true;
m_Capabilities.ARBShaders = false;
m_Capabilities.ARBShadersShadow = false;
m_Capabilities.computeShaders = true;
m_Capabilities.debugLabels = true;
m_Capabilities.debugScopedLabels = true;
m_Capabilities.multisampling = true;
m_Capabilities.anisotropicFiltering = true;
m_Capabilities.maxSampleCount = 4u;
m_Capabilities.maxAnisotropy = 16.0f;
m_Capabilities.maxTextureSize = 8192u;
m_Capabilities.instancing = true;
}
CDevice::~CDevice() = default;
void CDevice::Report(const ScriptRequest& rq, JS::HandleValue settings)
{
Script::SetProperty(rq, settings, "name", "dummy");
}
std::unique_ptr CDevice::CreateCommandContext()
{
return CDeviceCommandContext::Create(this);
}
std::unique_ptr CDevice::CreateGraphicsPipelineState(
const SGraphicsPipelineStateDesc& pipelineStateDesc)
{
return CGraphicsPipelineState::Create(this, pipelineStateDesc);
}
std::unique_ptr CDevice::CreateComputePipelineState(
const SComputePipelineStateDesc& pipelineStateDesc)
{
return CComputePipelineState::Create(this, pipelineStateDesc);
}
std::unique_ptr CDevice::CreateVertexInputLayout(
const PS::span UNUSED(attributes))
{
return nullptr;
}
std::unique_ptr CDevice::CreateTexture(
const char* UNUSED(name), const CTexture::Type type, const uint32_t usage,
const Format format, const uint32_t width, const uint32_t height,
const Sampler::Desc& UNUSED(defaultSamplerDesc), const uint32_t MIPLevelCount, const uint32_t UNUSED(sampleCount))
{
return CTexture::Create(this, type, usage, format, width, height, MIPLevelCount);
}
std::unique_ptr CDevice::CreateTexture2D(
const char* name, const uint32_t usage,
const Format format, const uint32_t width, const uint32_t height,
const Sampler::Desc& defaultSamplerDesc, const uint32_t MIPLevelCount, const uint32_t sampleCount)
{
return CreateTexture(name, ITexture::Type::TEXTURE_2D, usage,
format, width, height, defaultSamplerDesc, MIPLevelCount, sampleCount);
}
std::unique_ptr CDevice::CreateFramebuffer(
const char*, SColorAttachment*, SDepthStencilAttachment*)
{
return CFramebuffer::Create(this);
}
std::unique_ptr CDevice::CreateBuffer(
const char*, const CBuffer::Type type, const uint32_t size, const uint32_t usage)
{
return CBuffer::Create(this, type, size, usage);
}
std::unique_ptr CDevice::CreateShaderProgram(
const CStr&, const CShaderDefines&)
{
return CShaderProgram::Create(this);
}
bool CDevice::AcquireNextBackbuffer()
{
// We have nothing to acquire.
return true;
}
IFramebuffer* CDevice::GetCurrentBackbuffer(
const AttachmentLoadOp, const AttachmentStoreOp,
const AttachmentLoadOp, const AttachmentStoreOp)
{
return m_Backbuffer.get();
}
void CDevice::Present()
{
// We have nothing to present.
}
void CDevice::OnWindowResize(const uint32_t UNUSED(width), const uint32_t UNUSED(height))
{
}
bool CDevice::IsTextureFormatSupported(const Format UNUSED(format)) const
{
return true;
}
bool CDevice::IsFramebufferFormatSupported(const Format UNUSED(format)) const
{
return true;
}
Format CDevice::GetPreferredDepthStencilFormat(
const uint32_t, const bool, const bool) const
{
return Format::D24_UNORM_S8_UINT;
}
std::unique_ptr CreateDevice(SDL_Window* UNUSED(window))
{
return std::make_unique();
}
} // namespace Dummy
} // namespace Backend
} // namespace Renderer