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// vk-util.cpp
#include "vk-util.h"
#include <stdlib.h>
#include <stdio.h>
namespace gfx {
/* static */VkFormat VulkanUtil::getVkFormat(Format format)
{
switch (format)
{
case Format::RGBA_Float32: return VK_FORMAT_R32G32B32A32_SFLOAT;
case Format::RGB_Float32: return VK_FORMAT_R32G32B32_SFLOAT;
case Format::RG_Float32: return VK_FORMAT_R32G32_SFLOAT;
case Format::R_Float32: return VK_FORMAT_R32_SFLOAT;
case Format::RGBA_Unorm_UInt8: return VK_FORMAT_R8G8B8A8_UNORM;
case Format::BGRA_Unorm_UInt8: return VK_FORMAT_B8G8R8A8_UNORM;
case Format::R_UInt32: return VK_FORMAT_R32_UINT;
case Format::D_Float32: return VK_FORMAT_D32_SFLOAT;
case Format::D_Unorm24_S8: return VK_FORMAT_D24_UNORM_S8_UINT;
default: return VK_FORMAT_UNDEFINED;
}
}
/* static */SlangResult VulkanUtil::toSlangResult(VkResult res)
{
return (res == VK_SUCCESS) ? SLANG_OK : SLANG_FAIL;
}
VkShaderStageFlags VulkanUtil::getShaderStage(SlangStage stage)
{
switch (stage)
{
case SLANG_STAGE_ANY_HIT:
return VK_SHADER_STAGE_ANY_HIT_BIT_KHR;
case SLANG_STAGE_CALLABLE:
return VK_SHADER_STAGE_CALLABLE_BIT_KHR;
case SLANG_STAGE_CLOSEST_HIT:
return VK_SHADER_STAGE_CLOSEST_HIT_BIT_KHR;
case SLANG_STAGE_COMPUTE:
return VK_SHADER_STAGE_COMPUTE_BIT;
case SLANG_STAGE_DOMAIN:
return VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT;
case SLANG_STAGE_FRAGMENT:
return VK_SHADER_STAGE_FRAGMENT_BIT;
case SLANG_STAGE_GEOMETRY:
return VK_SHADER_STAGE_GEOMETRY_BIT;
case SLANG_STAGE_HULL:
return VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT;
case SLANG_STAGE_INTERSECTION:
return VK_SHADER_STAGE_INTERSECTION_BIT_KHR;
case SLANG_STAGE_RAY_GENERATION:
return VK_SHADER_STAGE_RAYGEN_BIT_KHR;
case SLANG_STAGE_VERTEX:
return VK_SHADER_STAGE_VERTEX_BIT;
default:
assert(!"unsupported stage.");
return VkShaderStageFlags(-1);
}
}
VkPipelineBindPoint VulkanUtil::getPipelineBindPoint(PipelineType pipelineType)
{
switch (pipelineType)
{
case gfx::PipelineType::Graphics:
return VK_PIPELINE_BIND_POINT_GRAPHICS;
case gfx::PipelineType::Compute:
return VK_PIPELINE_BIND_POINT_COMPUTE;
case gfx::PipelineType::RayTracing:
return VK_PIPELINE_BIND_POINT_RAY_TRACING_KHR;
default:
return VkPipelineBindPoint(-1);
}
}
VkImageLayout VulkanUtil::getImageLayoutFromState(ResourceState state)
{
switch (state)
{
case ResourceState::ShaderResource:
return VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
case ResourceState::UnorderedAccess:
return VK_IMAGE_LAYOUT_GENERAL;
case ResourceState::Present:
return VK_IMAGE_LAYOUT_PRESENT_SRC_KHR;
case ResourceState::CopySource:
return VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
case ResourceState::CopyDestination:
return VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
case ResourceState::RenderTarget:
return VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
case ResourceState::DepthWrite:
return VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
case ResourceState::DepthRead:
return VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL;
case ResourceState::ResolveSource:
return VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
case ResourceState::ResolveDestination:
return VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
default:
return VK_IMAGE_LAYOUT_UNDEFINED;
}
return VkImageLayout();
}
/* static */Slang::Result VulkanUtil::handleFail(VkResult res)
{
if (res != VK_SUCCESS)
{
assert(!"Vulkan returned a failure");
}
return toSlangResult(res);
}
/* static */void VulkanUtil::checkFail(VkResult res)
{
assert(res != VK_SUCCESS);
assert(!"Vulkan check failed");
}
/* static */VkPrimitiveTopology VulkanUtil::getVkPrimitiveTopology(PrimitiveTopology topology)
{
switch (topology)
{
case PrimitiveTopology::TriangleList: return VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
default: break;
}
assert(!"Unknown topology");
return VK_PRIMITIVE_TOPOLOGY_MAX_ENUM;
}
VkImageLayout VulkanUtil::mapResourceStateToLayout(ResourceState state)
{
switch (state)
{
case ResourceState::Undefined:
return VK_IMAGE_LAYOUT_UNDEFINED;
case ResourceState::ShaderResource:
return VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
case ResourceState::UnorderedAccess:
return VK_IMAGE_LAYOUT_GENERAL;
case ResourceState::RenderTarget:
return VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
case ResourceState::DepthRead:
return VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL;
case ResourceState::DepthWrite:
return VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
case ResourceState::Present:
return VK_IMAGE_LAYOUT_PRESENT_SRC_KHR;
case ResourceState::CopySource:
return VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
case ResourceState::CopyDestination:
return VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
case ResourceState::ResolveSource:
return VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
case ResourceState::ResolveDestination:
return VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
default:
return VK_IMAGE_LAYOUT_UNDEFINED;
}
}
} // renderer_test
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