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//
// Copyright 2014 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.
//
// TextureImpl.h: Defines the abstract rx::TextureImpl classes.
#ifndef LIBANGLE_RENDERER_TEXTUREIMPL_H_
#define LIBANGLE_RENDERER_TEXTUREIMPL_H_
#include <stdint.h>
#include "angle_gl.h"
#include "common/angleutils.h"
#include "libANGLE/Error.h"
#include "libANGLE/ImageIndex.h"
#include "libANGLE/Stream.h"
#include "libANGLE/Texture.h"
#include "libANGLE/renderer/FramebufferAttachmentObjectImpl.h"
namespace egl
{
class Surface;
class Image;
} // namespace egl
namespace gl
{
struct Box;
struct Extents;
struct Offset;
struct Rectangle;
class Framebuffer;
class MemoryObject;
struct PixelUnpackState;
class TextureState;
} // namespace gl
namespace rx
{
class ContextImpl;
class TextureImpl : public FramebufferAttachmentObjectImpl, public angle::Subject
{
public:
TextureImpl(const gl::TextureState &state);
~TextureImpl() override;
virtual void onDestroy(const gl::Context *context);
virtual angle::Result setImage(const gl::Context *context,
const gl::ImageIndex &index,
GLenum internalFormat,
const gl::Extents &size,
GLenum format,
GLenum type,
const gl::PixelUnpackState &unpack,
const uint8_t *pixels) = 0;
virtual angle::Result setSubImage(const gl::Context *context,
const gl::ImageIndex &index,
const gl::Box &area,
GLenum format,
GLenum type,
const gl::PixelUnpackState &unpack,
gl::Buffer *unpackBuffer,
const uint8_t *pixels) = 0;
virtual angle::Result setCompressedImage(const gl::Context *context,
const gl::ImageIndex &index,
GLenum internalFormat,
const gl::Extents &size,
const gl::PixelUnpackState &unpack,
size_t imageSize,
const uint8_t *pixels) = 0;
virtual angle::Result setCompressedSubImage(const gl::Context *context,
const gl::ImageIndex &index,
const gl::Box &area,
GLenum format,
const gl::PixelUnpackState &unpack,
size_t imageSize,
const uint8_t *pixels) = 0;
virtual angle::Result copyImage(const gl::Context *context,
const gl::ImageIndex &index,
const gl::Rectangle &sourceArea,
GLenum internalFormat,
gl::Framebuffer *source) = 0;
virtual angle::Result copySubImage(const gl::Context *context,
const gl::ImageIndex &index,
const gl::Offset &destOffset,
const gl::Rectangle &sourceArea,
gl::Framebuffer *source) = 0;
virtual angle::Result copyTexture(const gl::Context *context,
const gl::ImageIndex &index,
GLenum internalFormat,
GLenum type,
size_t sourceLevel,
bool unpackFlipY,
bool unpackPremultiplyAlpha,
bool unpackUnmultiplyAlpha,
const gl::Texture *source);
virtual angle::Result copySubTexture(const gl::Context *context,
const gl::ImageIndex &index,
const gl::Offset &destOffset,
size_t sourceLevel,
const gl::Box &sourceBox,
bool unpackFlipY,
bool unpackPremultiplyAlpha,
bool unpackUnmultiplyAlpha,
const gl::Texture *source);
virtual angle::Result copyCompressedTexture(const gl::Context *context,
const gl::Texture *source);
virtual angle::Result copy3DTexture(const gl::Context *context,
gl::TextureTarget target,
GLenum internalFormat,
GLenum type,
size_t sourceLevel,
size_t destLevel,
bool unpackFlipY,
bool unpackPremultiplyAlpha,
bool unpackUnmultiplyAlpha,
const gl::Texture *source);
virtual angle::Result copy3DSubTexture(const gl::Context *context,
const gl::TextureTarget target,
const gl::Offset &destOffset,
size_t sourceLevel,
size_t destLevel,
const gl::Box &srcBox,
bool unpackFlipY,
bool unpackPremultiplyAlpha,
bool unpackUnmultiplyAlpha,
const gl::Texture *source);
virtual angle::Result setStorage(const gl::Context *context,
gl::TextureType type,
size_t levels,
GLenum internalFormat,
const gl::Extents &size) = 0;
virtual angle::Result setStorageMultisample(const gl::Context *context,
gl::TextureType type,
GLsizei samples,
GLint internalformat,
const gl::Extents &size,
bool fixedSampleLocations) = 0;
virtual angle::Result setStorageExternalMemory(const gl::Context *context,
gl::TextureType type,
size_t levels,
GLenum internalFormat,
const gl::Extents &size,
gl::MemoryObject *memoryObject,
GLuint64 offset) = 0;
virtual angle::Result setImageExternal(const gl::Context *context,
const gl::ImageIndex &index,
GLenum internalFormat,
const gl::Extents &size,
GLenum format,
GLenum type);
virtual angle::Result setEGLImageTarget(const gl::Context *context,
gl::TextureType type,
egl::Image *image) = 0;
virtual angle::Result setImageExternal(const gl::Context *context,
gl::TextureType type,
egl::Stream *stream,
const egl::Stream::GLTextureDescription &desc) = 0;
virtual angle::Result generateMipmap(const gl::Context *context) = 0;
virtual angle::Result setBaseLevel(const gl::Context *context, GLuint baseLevel) = 0;
virtual angle::Result bindTexImage(const gl::Context *context, egl::Surface *surface) = 0;
virtual angle::Result releaseTexImage(const gl::Context *context) = 0;
// Override if accurate native memory size information is available
virtual GLint getMemorySize() const;
virtual GLint getLevelMemorySize(gl::TextureTarget target, GLint level);
virtual GLint getNativeID() const;
virtual angle::Result syncState(const gl::Context *context,
const gl::Texture::DirtyBits &dirtyBits) = 0;
protected:
const gl::TextureState &mState;
};
} // namespace rx
#endif // LIBANGLE_RENDERER_TEXTUREIMPL_H_
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