// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <algorithm>
#include "common/assert.h"
#include "video_core/compatible_formats.h"
#include "video_core/surface.h"
#include "video_core/texture_cache/formatter.h"
#include "video_core/texture_cache/image_info.h"
#include "video_core/texture_cache/image_view_base.h"
#include "video_core/texture_cache/image_view_info.h"
#include "video_core/texture_cache/types.h"
namespace VideoCommon {
ImageViewBase::ImageViewBase(const ImageViewInfo& info, const ImageInfo& image_info,
ImageId image_id_, GPUVAddr addr)
: image_id{image_id_}, gpu_addr{addr}, format{info.format}, type{info.type}, range{info.range},
size{
.width = std::max(image_info.size.width >> range.base.level, 1u),
.height = std::max(image_info.size.height >> range.base.level, 1u),
.depth = std::max(image_info.size.depth >> range.base.level, 1u),
} {
ASSERT_MSG(VideoCore::Surface::IsViewCompatible(image_info.format, info.format, false, true),
"Image view format {} is incompatible with image format {}", info.format,
image_info.format);
if (image_info.forced_flushed) {
flags |= ImageViewFlagBits::PreemtiveDownload;
}
if (image_info.type == ImageType::e3D && info.type != ImageViewType::e3D) {
flags |= ImageViewFlagBits::Slice;
}
}
ImageViewBase::ImageViewBase(const ImageInfo& info, const ImageViewInfo& view_info, GPUVAddr addr)
: image_id{NULL_IMAGE_ID}, gpu_addr{addr}, format{info.format}, type{ImageViewType::Buffer},
size{
.width = info.size.width,
.height = 1,
.depth = 1,
} {
ASSERT_MSG(view_info.type == ImageViewType::Buffer, "Expected texture buffer");
}
ImageViewBase::ImageViewBase(const NullImageViewParams&) : image_id{NULL_IMAGE_ID} {}
bool ImageViewBase::SupportsAnisotropy() const noexcept {
using namespace VideoCommon;
switch (format) {
case PixelFormat::R8_UNORM:
case PixelFormat::R8_SNORM:
case PixelFormat::R8_SINT:
case PixelFormat::R8_UINT:
case PixelFormat::BC4_UNORM:
case PixelFormat::BC4_SNORM:
case PixelFormat::BC5_UNORM:
case PixelFormat::BC5_SNORM:
case PixelFormat::R32G32_FLOAT:
case PixelFormat::R32G32_SINT:
case PixelFormat::R32_FLOAT:
case PixelFormat::R16_FLOAT:
case PixelFormat::R16_UNORM:
case PixelFormat::R16_SNORM:
case PixelFormat::R16_UINT:
case PixelFormat::R16_SINT:
case PixelFormat::R16G16_UNORM:
case PixelFormat::R16G16_FLOAT:
case PixelFormat::R16G16_UINT:
case PixelFormat::R16G16_SINT:
case PixelFormat::R16G16_SNORM:
case PixelFormat::R8G8_UNORM:
case PixelFormat::R8G8_SNORM:
case PixelFormat::R8G8_SINT:
case PixelFormat::R8G8_UINT:
case PixelFormat::R32G32_UINT:
case PixelFormat::R32_UINT:
case PixelFormat::R32_SINT:
case PixelFormat::G4R4_UNORM:
return false;
default:
break;
}
return range.extent.levels > 1;
}
} // namespace VideoCommon