gecko-dev/gfx/webrender_bindings/webrender_ffi.h

131 строка
4.4 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef WR_h
#define WR_h
#include "mozilla/gfx/Types.h"
#include "nsTArray.h"
extern "C" {
// ----
// Functions invoked from Rust code
// ----
bool is_in_compositor_thread();
bool is_in_main_thread();
bool is_in_render_thread();
bool is_glcontext_gles(void* glcontext_ptr);
bool is_glcontext_angle(void* glcontext_ptr);
bool gfx_use_wrench();
const char* gfx_wr_resource_path_override();
bool gfx_wr_use_optimized_shaders();
void gfx_critical_note(const char* msg);
void gfx_critical_error(const char* msg);
void gecko_printf_stderr_output(const char* msg);
void* get_proc_address_from_glcontext(void* glcontext_ptr,
const char* procname);
bool gecko_profiler_thread_is_being_profiled();
// IMPORTANT: Keep this synchronized with enumerate_interners in
// gfx/wr/webrender_api
#define WEBRENDER_FOR_EACH_INTERNER(macro) \
macro(clip); \
macro(prim); \
macro(normal_border); \
macro(image_border); \
macro(image); \
macro(yuv_image); \
macro(line_decoration); \
macro(linear_grad); \
macro(radial_grad); \
macro(conic_grad); \
macro(picture); \
macro(text_run); \
macro(filterdata); \
macro(backdrop); \
macro(polyon);
// Prelude of types necessary before including webrender_ffi_generated.h
namespace mozilla {
namespace wr {
// Because this struct is macro-generated on the Rust side, cbindgen can't see
// it. Work around that by re-declaring it here.
#define DECLARE_MEMBER(id) uintptr_t id;
struct InternerSubReport {
WEBRENDER_FOR_EACH_INTERNER(DECLARE_MEMBER)
};
#undef DECLARE_MEMBER
struct Transaction;
struct WrWindowId;
struct DocumentId;
struct WrPipelineInfo;
struct WrPipelineIdAndEpoch;
using WrPipelineIdEpochs = nsTArray<WrPipelineIdAndEpoch>;
const uint64_t ROOT_CLIP_CHAIN = ~0;
} // namespace wr
} // namespace mozilla
void apz_register_updater(mozilla::wr::WrWindowId aWindowId);
void apz_pre_scene_swap(mozilla::wr::WrWindowId aWindowId);
void apz_post_scene_swap(mozilla::wr::WrWindowId aWindowId,
const mozilla::wr::WrPipelineInfo* aInfo);
void apz_run_updater(mozilla::wr::WrWindowId aWindowId);
void apz_deregister_updater(mozilla::wr::WrWindowId aWindowId);
void apz_register_sampler(mozilla::wr::WrWindowId aWindowId);
void apz_sample_transforms(mozilla::wr::WrWindowId aWindowId,
const uint64_t* aGeneratedFrameId,
mozilla::wr::Transaction* aTransaction);
void apz_deregister_sampler(mozilla::wr::WrWindowId aWindowId);
void omta_register_sampler(mozilla::wr::WrWindowId aWindowId);
void omta_sample(mozilla::wr::WrWindowId aWindowId,
mozilla::wr::Transaction* aTransaction);
void omta_deregister_sampler(mozilla::wr::WrWindowId aWindowId);
} // extern "C"
// Work-around wingdi.h define which conflcits with WR color constant
#pragma push_macro("TRANSPARENT")
#undef TRANSPARENT
#include "webrender_ffi_generated.h"
#pragma pop_macro("TRANSPARENT")
template struct mozilla::wr::Point2D<int32_t, mozilla::wr::DevicePixel>;
template struct mozilla::wr::Point2D<int, mozilla::wr::WorldPixel>;
template struct mozilla::wr::Point2D<float, mozilla::wr::WorldPixel>;
template struct mozilla::wr::Box2D<int32_t, mozilla::wr::DevicePixel>;
template struct mozilla::wr::Box2D<int, mozilla::wr::LayoutPixel>;
// More functions invoked from Rust code. These are down here because they
// refer to data structures from webrender_ffi_generated.h
extern "C" {
void record_telemetry_time(mozilla::wr::TelemetryProbe aProbe,
uint64_t aTimeNs);
}
namespace mozilla {
namespace wr {
// Cast a blob image key into a regular image for use in
// a display item.
inline ImageKey AsImageKey(BlobImageKey aKey) { return aKey._0; }
} // namespace wr
} // namespace mozilla
#endif // WR_h