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//
// Copyright 2015 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// texture_format_table:
// Queries for full textureFormat information based on internalFormat
//
#ifndef LIBANGLE_RENDERER_D3D_D3D11_TEXTUREFORMATTABLE_H_
#define LIBANGLE_RENDERER_D3D_D3D11_TEXTUREFORMATTABLE_H_
#include <map>
#include "common/angleutils.h"
#include "common/platform.h"
#include "libANGLE/renderer/Format.h"
#include "libANGLE/renderer/renderer_utils.h"
#include "libANGLE/renderer/d3d/formatutilsD3D.h"
namespace rx
{
struct Renderer11DeviceCaps;
namespace d3d11
{
// For sized GL internal formats, there are several possible corresponding D3D11 formats depending
// on device capabilities.
// This structure allows querying for the DXGI texture formats to use for textures, SRVs, RTVs and
// DSVs given a GL internal format.
struct Format final : private angle::NonCopyable
{
constexpr Format();
constexpr Format(GLenum internalFormat,
angle::Format::ID formatID,
DXGI_FORMAT texFormat,
DXGI_FORMAT srvFormat,
DXGI_FORMAT rtvFormat,
DXGI_FORMAT dsvFormat,
DXGI_FORMAT blitSRVFormat,
GLenum swizzleFormat,
InitializeTextureDataFunction internalFormatInitializer);
static const Format &Get(GLenum internalFormat, const Renderer11DeviceCaps &deviceCaps);
const Format &getSwizzleFormat(const Renderer11DeviceCaps &deviceCaps) const;
LoadFunctionMap getLoadFunctions() const;
const angle::Format &format() const;
GLenum internalFormat;
angle::Format::ID formatID;
DXGI_FORMAT texFormat;
DXGI_FORMAT srvFormat;
DXGI_FORMAT rtvFormat;
DXGI_FORMAT dsvFormat;
DXGI_FORMAT blitSRVFormat;
GLenum swizzleFormat;
InitializeTextureDataFunction dataInitializerFunction;
};
constexpr Format::Format()
: internalFormat(GL_NONE),
formatID(angle::Format::ID::NONE),
texFormat(DXGI_FORMAT_UNKNOWN),
srvFormat(DXGI_FORMAT_UNKNOWN),
rtvFormat(DXGI_FORMAT_UNKNOWN),
dsvFormat(DXGI_FORMAT_UNKNOWN),
blitSRVFormat(DXGI_FORMAT_UNKNOWN),
swizzleFormat(GL_NONE),
dataInitializerFunction(nullptr)
{
}
constexpr Format::Format(GLenum internalFormat,
angle::Format::ID formatID,
DXGI_FORMAT texFormat,
DXGI_FORMAT srvFormat,
DXGI_FORMAT rtvFormat,
DXGI_FORMAT dsvFormat,
DXGI_FORMAT blitSRVFormat,
GLenum swizzleFormat,
InitializeTextureDataFunction internalFormatInitializer)
: internalFormat(internalFormat),
formatID(formatID),
texFormat(texFormat),
srvFormat(srvFormat),
rtvFormat(rtvFormat),
dsvFormat(dsvFormat),
blitSRVFormat(blitSRVFormat),
swizzleFormat(swizzleFormat),
dataInitializerFunction(internalFormatInitializer)
{
}
} // namespace d3d11
} // namespace rx
#endif // LIBANGLE_RENDERER_D3D_D3D11_TEXTUREFORMATTABLE_H_
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