From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../src/libANGLE/renderer/FramebufferImpl.h        | 123 +++++++++++++++++++++
 1 file changed, 123 insertions(+)
 create mode 100644 gfx/angle/checkout/src/libANGLE/renderer/FramebufferImpl.h

(limited to 'gfx/angle/checkout/src/libANGLE/renderer/FramebufferImpl.h')

diff --git a/gfx/angle/checkout/src/libANGLE/renderer/FramebufferImpl.h b/gfx/angle/checkout/src/libANGLE/renderer/FramebufferImpl.h
new file mode 100644
index 0000000000..0ecfaba4f2
--- /dev/null
+++ b/gfx/angle/checkout/src/libANGLE/renderer/FramebufferImpl.h
@@ -0,0 +1,123 @@
+//
+// 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.
+//
+
+// FramebufferImpl.h: Defines the abstract rx::FramebufferImpl class.
+
+#ifndef LIBANGLE_RENDERER_FRAMEBUFFERIMPL_H_
+#define LIBANGLE_RENDERER_FRAMEBUFFERIMPL_H_
+
+#include "angle_gl.h"
+#include "common/angleutils.h"
+#include "libANGLE/Error.h"
+#include "libANGLE/Framebuffer.h"
+#include "libANGLE/State.h"
+#include "libANGLE/angletypes.h"
+
+namespace gl
+{
+class Buffer;
+class Framebuffer;
+class FramebufferAttachment;
+struct PixelPackState;
+}  // namespace gl
+
+namespace rx
+{
+class DisplayImpl;
+
+class FramebufferImpl : angle::NonCopyable
+{
+  public:
+    explicit FramebufferImpl(const gl::FramebufferState &state) : mState(state) {}
+    virtual ~FramebufferImpl() {}
+    virtual void destroy(const gl::Context *context) {}
+
+    virtual angle::Result discard(const gl::Context *context,
+                                  size_t count,
+                                  const GLenum *attachments)       = 0;
+    virtual angle::Result invalidate(const gl::Context *context,
+                                     size_t count,
+                                     const GLenum *attachments)    = 0;
+    virtual angle::Result invalidateSub(const gl::Context *context,
+                                        size_t count,
+                                        const GLenum *attachments,
+                                        const gl::Rectangle &area) = 0;
+
+    virtual angle::Result clear(const gl::Context *context, GLbitfield mask) = 0;
+    virtual angle::Result clearBufferfv(const gl::Context *context,
+                                        GLenum buffer,
+                                        GLint drawbuffer,
+                                        const GLfloat *values)               = 0;
+    virtual angle::Result clearBufferuiv(const gl::Context *context,
+                                         GLenum buffer,
+                                         GLint drawbuffer,
+                                         const GLuint *values)               = 0;
+    virtual angle::Result clearBufferiv(const gl::Context *context,
+                                        GLenum buffer,
+                                        GLint drawbuffer,
+                                        const GLint *values)                 = 0;
+    virtual angle::Result clearBufferfi(const gl::Context *context,
+                                        GLenum buffer,
+                                        GLint drawbuffer,
+                                        GLfloat depth,
+                                        GLint stencil)                       = 0;
+
+    virtual const gl::InternalFormat &getImplementationColorReadFormat(
+        const gl::Context *context) const;
+    virtual angle::Result readPixels(const gl::Context *context,
+                                     const gl::Rectangle &area,
+                                     GLenum format,
+                                     GLenum type,
+                                     const gl::PixelPackState &pack,
+                                     gl::Buffer *packBuffer,
+                                     void *pixels) = 0;
+
+    virtual angle::Result blit(const gl::Context *context,
+                               const gl::Rectangle &sourceArea,
+                               const gl::Rectangle &destArea,
+                               GLbitfield mask,
+                               GLenum filter) = 0;
+
+    virtual gl::FramebufferStatus checkStatus(const gl::Context *context) const = 0;
+
+    virtual angle::Result syncState(const gl::Context *context,
+                                    GLenum binding,
+                                    const gl::Framebuffer::DirtyBits &dirtyBits,
+                                    gl::Command command) = 0;
+
+    virtual angle::Result getSamplePosition(const gl::Context *context,
+                                            size_t index,
+                                            GLfloat *xy) const = 0;
+
+    // Special configuration option for checkStatus(). Some back-ends don't require a syncState
+    // before calling checkStatus. In practice the GL back-end is the only config that needs
+    // syncState because it depends on the behaviour of the driver. Allowing the Vulkan and
+    // D3D back-ends to skip syncState lets us do more work in the syncState call.
+    virtual bool shouldSyncStateBeforeCheckStatus() const;
+
+    virtual angle::Result onLabelUpdate(const gl::Context *context);
+
+    const gl::FramebufferState &getState() const { return mState; }
+
+  protected:
+    const gl::FramebufferState &mState;
+};
+
+inline bool FramebufferImpl::shouldSyncStateBeforeCheckStatus() const
+{
+    return false;
+}
+
+// Default implementation returns the format specified in the attachment.
+inline const gl::InternalFormat &FramebufferImpl::getImplementationColorReadFormat(
+    const gl::Context *context) const
+{
+    const gl::FramebufferAttachment *readAttachment = mState.getReadAttachment();
+    return *readAttachment->getFormat().info;
+}
+}  // namespace rx
+
+#endif  // LIBANGLE_RENDERER_FRAMEBUFFERIMPL_H_
-- 
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