tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
Log | Files | Refs | README | LICENSE

FramebufferD3D.h (5131B)


      1 //
      2 // Copyright 2014 The ANGLE Project Authors. All rights reserved.
      3 // Use of this source code is governed by a BSD-style license that can be
      4 // found in the LICENSE file.
      5 //
      6 
      7 // FramebufferD3D.h: Defines the DefaultAttachmentD3D and FramebufferD3D classes.
      8 
      9 #ifndef LIBANGLE_RENDERER_D3D_FRAMBUFFERD3D_H_
     10 #define LIBANGLE_RENDERER_D3D_FRAMBUFFERD3D_H_
     11 
     12 #include <cstdint>
     13 #include <vector>
     14 
     15 #include "common/Color.h"
     16 #include "common/Optional.h"
     17 #include "libANGLE/angletypes.h"
     18 #include "libANGLE/renderer/FramebufferImpl.h"
     19 
     20 namespace gl
     21 {
     22 class FramebufferAttachment;
     23 struct PixelPackState;
     24 
     25 typedef std::vector<const FramebufferAttachment *> AttachmentList;
     26 }  // namespace gl
     27 
     28 namespace rx
     29 {
     30 class RendererD3D;
     31 class RenderTargetD3D;
     32 
     33 struct ClearParameters
     34 {
     35    ClearParameters();
     36    ClearParameters(const ClearParameters &other);
     37 
     38    gl::DrawBufferMask clearColor;
     39    gl::ColorF colorF;
     40    gl::ColorI colorI;
     41    gl::ColorUI colorUI;
     42    GLenum colorType;
     43    gl::BlendStateExt::ColorMaskStorage::Type colorMask;
     44 
     45    bool clearDepth;
     46    float depthValue;
     47 
     48    bool clearStencil;
     49    GLint stencilValue;
     50    GLuint stencilWriteMask;
     51 
     52    bool scissorEnabled;
     53    gl::Rectangle scissor;
     54 };
     55 
     56 class FramebufferD3D : public FramebufferImpl
     57 {
     58  public:
     59    FramebufferD3D(const gl::FramebufferState &data, RendererD3D *renderer);
     60    ~FramebufferD3D() override;
     61 
     62    angle::Result clear(const gl::Context *context, GLbitfield mask) override;
     63    angle::Result clearBufferfv(const gl::Context *context,
     64                                GLenum buffer,
     65                                GLint drawbuffer,
     66                                const GLfloat *values) override;
     67    angle::Result clearBufferuiv(const gl::Context *context,
     68                                 GLenum buffer,
     69                                 GLint drawbuffer,
     70                                 const GLuint *values) override;
     71    angle::Result clearBufferiv(const gl::Context *context,
     72                                GLenum buffer,
     73                                GLint drawbuffer,
     74                                const GLint *values) override;
     75    angle::Result clearBufferfi(const gl::Context *context,
     76                                GLenum buffer,
     77                                GLint drawbuffer,
     78                                GLfloat depth,
     79                                GLint stencil) override;
     80 
     81    angle::Result readPixels(const gl::Context *context,
     82                             const gl::Rectangle &area,
     83                             GLenum format,
     84                             GLenum type,
     85                             const gl::PixelPackState &pack,
     86                             gl::Buffer *packBuffer,
     87                             void *pixels) override;
     88 
     89    angle::Result blit(const gl::Context *context,
     90                       const gl::Rectangle &sourceArea,
     91                       const gl::Rectangle &destArea,
     92                       GLbitfield mask,
     93                       GLenum filter) override;
     94 
     95    gl::FramebufferStatus checkStatus(const gl::Context *context) const override;
     96 
     97    angle::Result syncState(const gl::Context *context,
     98                            GLenum binding,
     99                            const gl::Framebuffer::DirtyBits &dirtyBits,
    100                            gl::Command command) override;
    101 
    102    const gl::AttachmentList &getColorAttachmentsForRender(const gl::Context *context);
    103 
    104    const gl::DrawBufferMask getLastColorAttachmentsForRenderMask() const
    105    {
    106        return mColorAttachmentsForRenderMask;
    107    }
    108 
    109    void destroy(const gl::Context *context) override;
    110 
    111  private:
    112    virtual angle::Result clearImpl(const gl::Context *context,
    113                                    const ClearParameters &clearParams) = 0;
    114 
    115    virtual angle::Result readPixelsImpl(const gl::Context *context,
    116                                         const gl::Rectangle &area,
    117                                         GLenum format,
    118                                         GLenum type,
    119                                         size_t outputPitch,
    120                                         const gl::PixelPackState &pack,
    121                                         gl::Buffer *packBuffer,
    122                                         uint8_t *pixels) = 0;
    123 
    124    virtual angle::Result blitImpl(const gl::Context *context,
    125                                   const gl::Rectangle &sourceArea,
    126                                   const gl::Rectangle &destArea,
    127                                   const gl::Rectangle *scissor,
    128                                   bool blitRenderTarget,
    129                                   bool blitDepth,
    130                                   bool blitStencil,
    131                                   GLenum filter,
    132                                   const gl::Framebuffer *sourceFramebuffer) = 0;
    133 
    134    RendererD3D *mRenderer;
    135    Optional<gl::AttachmentList> mColorAttachmentsForRender;
    136    gl::DrawBufferMask mCurrentActiveProgramOutputs;
    137    gl::DrawBufferMask mColorAttachmentsForRenderMask;
    138 
    139    gl::FramebufferAttachment mMockAttachment;
    140 };
    141 }  // namespace rx
    142 
    143 #endif  // LIBANGLE_RENDERER_D3D_FRAMBUFFERD3D_H_