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cb8c53e0b8
RGB8 is not supported by drivers like RADV. Instead, we map it to RGBA8. RGBA8 is mandated to be supported by the vulkan spec.
39 lines
No EOL
1.6 KiB
C++
39 lines
No EOL
1.6 KiB
C++
#include "renderer_vk/vk_pica.hpp"
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namespace Vulkan {
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vk::Format colorFormatToVulkan(PICA::ColorFmt colorFormat) {
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switch (colorFormat) {
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case PICA::ColorFmt::RGBA8: return vk::Format::eR8G8B8A8Unorm;
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// VK_FORMAT_R8G8B8A8_UNORM is mandated by the vulkan specification
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// VK_FORMAT_R8G8B8_UNORM may not be supported
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// TODO: Detect this!
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// case PICA::ColorFmt::RGB8: return vk::Format::eR8G8B8Unorm;
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case PICA::ColorFmt::RGB8: return vk::Format::eR8G8B8A8Unorm;
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case PICA::ColorFmt::RGBA5551: return vk::Format::eR5G5B5A1UnormPack16;
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case PICA::ColorFmt::RGB565: return vk::Format::eR5G6B5UnormPack16;
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case PICA::ColorFmt::RGBA4: return vk::Format::eR4G4B4A4UnormPack16;
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}
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return vk::Format::eUndefined;
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}
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vk::Format depthFormatToVulkan(PICA::DepthFmt depthFormat) {
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switch (depthFormat) {
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// VK_FORMAT_D16_UNORM is mandated by the vulkan specification
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case PICA::DepthFmt::Depth16: return vk::Format::eD16Unorm;
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case PICA::DepthFmt::Unknown1: return vk::Format::eUndefined;
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// The GPU may _not_ support these formats natively
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// Only one of:
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// VK_FORMAT_X8_D24_UNORM_PACK32 and VK_FORMAT_D32_SFLOAT
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// and one of:
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// VK_FORMAT_D24_UNORM_S8_UINT and VK_FORMAT_D32_SFLOAT_S8_UINT
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// will be supported
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// TODO: Detect this!
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// case PICA::DepthFmt::Depth24: return vk::Format::eX8D24UnormPack32;
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// case PICA::DepthFmt::Depth24Stencil8: return vk::Format::eD24UnormS8Uint;
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case PICA::DepthFmt::Depth24: return vk::Format::eD32Sfloat;
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case PICA::DepthFmt::Depth24Stencil8: return vk::Format::eD32SfloatS8Uint;
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}
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return vk::Format::eUndefined;
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}
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} // namespace Vulkan
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