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dxvk/src/d3d11/d3d11_options.cpp

75 lines
3.8 KiB
C++

#include "../util/util_math.h"
#include "d3d11_options.h"
namespace dxvk {
static bool IsAPITracingDXGI() {
#ifdef _WIN32
return !!::GetModuleHandle("dxgitrace.dll");
#else
return false;
#endif
}
D3D11Options::D3D11Options(const Config& config) {
this->dcSingleUseMode = config.getOption<bool>("d3d11.dcSingleUseMode", true);
this->zeroInitWorkgroupMemory = config.getOption<bool>("d3d11.zeroInitWorkgroupMemory", false);
this->forceVolatileTgsmAccess = config.getOption<bool>("d3d11.forceVolatileTgsmAccess", false);
this->relaxedBarriers = config.getOption<bool>("d3d11.relaxedBarriers", false);
this->ignoreGraphicsBarriers = config.getOption<bool>("d3d11.ignoreGraphicsBarriers", false);
this->maxTessFactor = config.getOption<int32_t>("d3d11.maxTessFactor", 0);
this->samplerAnisotropy = config.getOption<int32_t>("d3d11.samplerAnisotropy", -1);
this->samplerLodBias = config.getOption<float>("d3d11.samplerLodBias", 0.0f);
this->clampNegativeLodBias = config.getOption<bool>("d3d11.clampNegativeLodBias", false);
this->invariantPosition = config.getOption<bool>("d3d11.invariantPosition", true);
this->floatControls = config.getOption<bool>("d3d11.floatControls", true);
this->forceSampleRateShading = config.getOption<bool>("d3d11.forceSampleRateShading", false);
this->disableMsaa = config.getOption<bool>("d3d11.disableMsaa", false);
this->enableContextLock = config.getOption<bool>("d3d11.enableContextLock", false);
this->deferSurfaceCreation = config.getOption<bool>("dxgi.deferSurfaceCreation", false);
this->numBackBuffers = config.getOption<int32_t>("dxgi.numBackBuffers", 0);
this->maxFrameLatency = config.getOption<int32_t>("dxgi.maxFrameLatency", 0);
this->maxFrameRate = config.getOption<int32_t>("dxgi.maxFrameRate", 0);
this->exposeDriverCommandLists = config.getOption<bool>("d3d11.exposeDriverCommandLists", true);
// Clamp LOD bias so that people don't abuse this in unintended ways
this->samplerLodBias = dxvk::fclamp(this->samplerLodBias, -2.0f, 1.0f);
int32_t maxImplicitDiscardSize = config.getOption<int32_t>("d3d11.maxImplicitDiscardSize", 256);
this->maxImplicitDiscardSize = maxImplicitDiscardSize >= 0
? VkDeviceSize(maxImplicitDiscardSize) << 10
: VkDeviceSize(~0ull);
int32_t maxDynamicImageBufferSize = config.getOption<int32_t>("d3d11.maxDynamicImageBufferSize", -1);
this->maxDynamicImageBufferSize = maxDynamicImageBufferSize >= 0
? VkDeviceSize(maxDynamicImageBufferSize) << 10
: VkDeviceSize(~0ull);
auto cachedDynamicResources = config.getOption<std::string>("d3d11.cachedDynamicResources", std::string());
if (IsAPITracingDXGI()) {
// apitrace reads back all mapped resources on the CPU, so
// allocating everything in cached memory is necessary to
// achieve acceptable performance
this->cachedDynamicResources = ~0u;
} else {
this->cachedDynamicResources = 0u;
for (char c : cachedDynamicResources) {
switch (c) {
case 'c': this->cachedDynamicResources |= D3D11_BIND_CONSTANT_BUFFER; break;
case 'v': this->cachedDynamicResources |= D3D11_BIND_VERTEX_BUFFER; break;
case 'i': this->cachedDynamicResources |= D3D11_BIND_INDEX_BUFFER; break;
case 'r': this->cachedDynamicResources |= D3D11_BIND_SHADER_RESOURCE; break;
case 'a': this->cachedDynamicResources = ~0u; break;
default: Logger::warn(str::format("Unknown flag for d3d11.cachedDynamicResources option: ", c));
}
}
}
// Shader dump path is only available via an environment variable
this->shaderDumpPath = env::getEnvVar("DXVK_SHADER_DUMP_PATH");
}
}