skia2/include/gpu/GrBackendSurface.h
Greg Daniel 177e695589 Add flag on GrBackendTexture to say whether texture is mipped or not
Bug: skia:
Change-Id: Ia684e3daf779ec2feaaec64c04dabf5cb03cd07a
Reviewed-on: https://skia-review.googlesource.com/57821
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Greg Daniel <egdaniel@google.com>
2017-10-12 17:02:41 +00:00

144 lines
4.0 KiB
C++

/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef GrBackendSurface_DEFINED
#define GrBackendSurface_DEFINED
#include "GrTypes.h"
#include "gl/GrGLTypes.h"
#include "mock/GrMockTypes.h"
#ifdef SK_VULKAN
#include "vk/GrVkTypes.h"
#endif
class SK_API GrBackendTexture {
public:
// Creates an invalid backend texture.
GrBackendTexture() : fConfig(kUnknown_GrPixelConfig) {}
GrBackendTexture(int width,
int height,
GrPixelConfig config,
const GrGLTextureInfo& glInfo);
GrBackendTexture(int width,
int height,
GrPixelConfig config,
GrMipMapped,
const GrGLTextureInfo& glInfo);
#ifdef SK_VULKAN
GrBackendTexture(int width,
int height,
const GrVkImageInfo& vkInfo);
#endif
GrBackendTexture(int width,
int height,
GrPixelConfig config,
const GrMockTextureInfo& mockInfo);
GrBackendTexture(int width,
int height,
GrPixelConfig config,
GrMipMapped,
const GrMockTextureInfo& mockInfo);
int width() const { return fWidth; }
int height() const { return fHeight; }
GrPixelConfig config() const { return fConfig; }
bool hasMipMaps() const { return GrMipMapped::kYes == fMipMapped; }
GrBackend backend() const {return fBackend; }
// If the backend API is GL, this returns a pointer to the GrGLTextureInfo struct. Otherwise
// it returns nullptr.
const GrGLTextureInfo* getGLTextureInfo() const;
#ifdef SK_VULKAN
// If the backend API is Vulkan, this returns a pointer to the GrVkImageInfo struct. Otherwise
// it returns nullptr.
const GrVkImageInfo* getVkImageInfo() const;
#endif
// If the backend API is Mock, this returns a pointer to the GrMockTextureInfo struct. Otherwise
// it returns nullptr.
const GrMockTextureInfo* getMockTextureInfo() const;
private:
bool isValid() const { return fConfig != kUnknown_GrPixelConfig; }
int fWidth; //<! width in pixels
int fHeight; //<! height in pixels
GrPixelConfig fConfig;
GrMipMapped fMipMapped;
GrBackend fBackend;
union {
GrGLTextureInfo fGLInfo;
#ifdef SK_VULKAN
GrVkImageInfo fVkInfo;
#endif
GrMockTextureInfo fMockInfo;
};
};
class SK_API GrBackendRenderTarget {
public:
GrBackendRenderTarget(int width,
int height,
int sampleCnt,
int stencilBits,
GrPixelConfig config,
const GrGLFramebufferInfo& glInfo);
#ifdef SK_VULKAN
GrBackendRenderTarget(int width,
int height,
int sampleCnt,
int stencilBits,
const GrVkImageInfo& vkInfo);
#endif
int width() const { return fWidth; }
int height() const { return fHeight; }
int sampleCnt() const { return fSampleCnt; }
int stencilBits() const { return fStencilBits; }
GrPixelConfig config() const { return fConfig; }
GrBackend backend() const {return fBackend; }
// If the backend API is GL, this returns a pointer to the GrGLFramebufferInfo struct. Otherwise
// it returns nullptr.
const GrGLFramebufferInfo* getGLFramebufferInfo() const;
#ifdef SK_VULKAN
// If the backend API is Vulkan, this returns a pointer to the GrVkImageInfo struct. Otherwise
// it returns nullptr
const GrVkImageInfo* getVkImageInfo() const;
#endif
private:
int fWidth; //<! width in pixels
int fHeight; //<! height in pixels
int fSampleCnt;
int fStencilBits;
GrPixelConfig fConfig;
GrBackend fBackend;
union {
GrGLFramebufferInfo fGLInfo;
#ifdef SK_VULKAN
GrVkImageInfo fVkInfo;
#endif
};
};
#endif