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# Copyright (C) 2022-2025 Apple Inc. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#if ENABLE(WEBGL) && ENABLE(GPU_PROCESS)
header: <WebCore/GraphicsTypesGL.h>
using PlatformGLObject = GCGLuint
using GCGLuint = unsigned
header: <WebCore/GCGLExtension.h>
enum class WebCore::GCGLExtension : uint8_t {
ANGLE_base_vertex_base_instance,
ANGLE_clip_cull_distance,
ANGLE_compressed_texture_etc,
ANGLE_depth_texture,
ANGLE_instanced_arrays,
ANGLE_multi_draw,
ANGLE_pack_reverse_row_order,
ANGLE_polygon_mode,
ANGLE_provoking_vertex,
ANGLE_stencil_texturing,
ANGLE_texture_compression_dxt3,
ANGLE_texture_compression_dxt5,
ANGLE_translated_shader_source,
CHROMIUM_color_buffer_float_rgb,
CHROMIUM_color_buffer_float_rgba,
EXT_blend_func_extended,
EXT_blend_minmax,
EXT_clip_control,
EXT_color_buffer_float,
EXT_color_buffer_half_float,
EXT_conservative_depth,
EXT_depth_clamp,
EXT_disjoint_timer_query,
EXT_draw_buffers,
EXT_float_blend,
EXT_frag_depth,
EXT_polygon_offset_clamp,
EXT_render_snorm,
EXT_shader_texture_lod,
EXT_sRGB,
EXT_texture_compression_bptc,
EXT_texture_compression_dxt1,
EXT_texture_compression_rgtc,
EXT_texture_compression_s3tc_srgb,
EXT_texture_filter_anisotropic,
EXT_texture_mirror_clamp_to_edge,
EXT_texture_norm16,
IMG_texture_compression_pvrtc,
KHR_parallel_shader_compile,
KHR_texture_compression_astc_hdr,
KHR_texture_compression_astc_ldr,
NV_shader_noperspective_interpolation,
OES_compressed_ETC1_RGB8_texture,
OES_depth_texture,
OES_draw_buffers_indexed,
OES_element_index_uint,
OES_fbo_render_mipmap,
OES_packed_depth_stencil,
OES_sample_variables,
OES_shader_multisample_interpolation,
OES_standard_derivatives,
OES_texture_float_linear,
OES_texture_float,
OES_texture_half_float_linear,
OES_texture_half_float,
OES_vertex_array_object,
QCOM_render_shared_exponent
};
header: <WebCore/GraphicsContextGL.h>
#if PLATFORM(COCOA)
[CustomHeader, RValue] struct WebCore::GraphicsContextGLExternalImageSourceIOSurfaceHandle {
MachSendRight handle;
};
[CustomHeader, RValue] struct WebCore::GraphicsContextGLExternalImageSourceMTLSharedTextureHandle {
MachSendRight handle;
};
using WebCore::GraphicsContextGL::ExternalImageSource = Variant<WebCore::GraphicsContextGLExternalImageSourceIOSurfaceHandle, WebCore::GraphicsContextGLExternalImageSourceMTLSharedTextureHandle>
using WebCore::GraphicsContextGL::ExternalSyncSource = std::tuple<MachSendRight, uint64_t>
#endif
#if !PLATFORM(COCOA)
#if (PLATFORM(GTK) || PLATFORM(WPE))
[CustomHeader] struct WebCore::GraphicsContextGLExternalImageSource {
#if OS(ANDROID)
RefPtr<AHardwareBuffer> hardwareBuffer;
#else
Vector<WTF::UnixFileDescriptor> fds;
Vector<uint32_t> strides;
Vector<uint32_t> offsets;
uint32_t fourcc;
uint64_t modifier;
#endif
WebCore::IntSize size;
};
using WebCore::GraphicsContextGL::ExternalImageSource = WebCore::GraphicsContextGLExternalImageSource;
#else
using WebCore::GraphicsContextGL::ExternalImageSource = int
#endif
using WebCore::GraphicsContextGL::ExternalSyncSource = int
#endif
header: <WebCore/GraphicsContextGLAttributes.h>
[CustomHeader] enum class WebCore::GraphicsContextGLPowerPreference : uint8_t {
Default,
LowPower,
HighPerformance
};
header: <WebCore/GraphicsContextGLAttributes.h>
[CustomHeader] enum class WebCore::GraphicsContextGLSimulatedCreationFailure : uint8_t {
None,
IPCBufferOOM,
CreationTimeout,
FailPlatformContextCreation
};
struct WebCore::GraphicsContextGLAttributes {
bool alpha;
bool depth;
bool stencil;
bool antialias;
bool premultipliedAlpha;
bool preserveDrawingBuffer;
WebCore::GraphicsContextGLPowerPreference powerPreference;
bool isWebGL2;
#if PLATFORM(MAC)
uint64_t windowGPUID;
#endif
#if ENABLE(WEBXR)
bool xrCompatible;
#endif
WebCore::GraphicsContextGLSimulatedCreationFailure failContextCreationForTesting;
};
header: <WebCore/GraphicsContextGLEnums.h>
enum class WebCore::GraphicsContextGLSimulatedEventForTesting : uint8_t {
GPUStatusFailure,
Timeout,
DisplayBufferAllocationFailure
};
header: <WebCore/GraphicsContextGLActiveInfo.h>
[AdditionalEncoder=StreamConnectionEncoder, CustomHeader] class WebCore::GCGLUniformActiveInfo {
CString name;
GCGLenum type;
Vector<int> locations;
int blockIndex;
int offset;
int arrayStride;
int matrixStride;
int isRowMajor;
};
header: <WebCore/GraphicsContextGLActiveInfo.h>
[AdditionalEncoder=StreamConnectionEncoder, CustomHeader] class WebCore::GCGLAttribActiveInfo {
CString name;
GCGLenum type;
int location;
};
header: <WebCore/GraphicsContextGLActiveInfo.h>
[AdditionalEncoder=StreamConnectionEncoder, CustomHeader] class WebCore::GCGLTransformFeedbackActiveInfo {
CString name;
GCGLenum type;
int size;
};
#endif
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