Hash :
e82a2eab
Author :
Date :
2024-11-28T00:00:00
Support multisample 2D array textures on ES 3.0 contexts Supported via OES_texture_storage_multisample_2d_array enabled together with ANGLE_texture_multisample. Drive-by: Fixed exposure conditions in the OpenGL backend to match the implementation. Fixed: angleproject:382298321 Change-Id: I21b037aac7bebc35df267e9dd468088ebce35e71 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/6075241 Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org> Reviewed-by: Amirali Abdolrashidi <abdolrashidi@google.com> Commit-Queue: Amirali Abdolrashidi <abdolrashidi@google.com>
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//
// Copyright 2017 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.
//
// ExtensionBehavior.cpp: Extension name enumeration and data structures for storing extension
// behavior.
#include "compiler/translator/ExtensionBehavior.h"
#include "common/debug.h"
#include <string.h>
// clang-format off
// Extension Name, Min ESSL Version, Max ESSL Version
//
// Note that OES_EGL_image_external and OES_texture_3D are ESSL 100 only extensions, but one app has
// been found that uses them on GLSL 310. http://issuetracker.google.com/285871779
//
// Note that OES_texture_storage_multisample_2d_array officially requires ESSL 310
// but ANGLE is able to support it with ESSL 300 in most cases.
#define LIST_EXTENSIONS(OP) \
OP(ANDROID_extension_pack_es31a, 310, 320) \
OP(ANGLE_base_vertex_base_instance_shader_builtin, 300, 320) \
OP(ANGLE_clip_cull_distance, 300, 320) \
OP(ANGLE_multi_draw, 100, 320) \
OP(ANGLE_shader_pixel_local_storage, 300, 320) \
OP(ANGLE_texture_multisample, 300, 320) \
OP(APPLE_clip_distance, 100, 320) \
OP(ARB_texture_rectangle, 100, 320) \
OP(ARM_shader_framebuffer_fetch, 100, 320) \
OP(ARM_shader_framebuffer_fetch_depth_stencil, 100, 320) \
OP(EXT_blend_func_extended, 100, 320) \
OP(EXT_clip_cull_distance, 300, 320) \
OP(EXT_conservative_depth, 300, 320) \
OP(EXT_draw_buffers, 100, 100) \
OP(EXT_frag_depth, 100, 100) \
OP(EXT_geometry_shader, 310, 320) \
OP(OES_geometry_shader, 310, 320) \
OP(OES_shader_io_blocks, 310, 320) \
OP(EXT_shader_io_blocks, 310, 320) \
OP(EXT_gpu_shader5, 310, 320) \
OP(OES_gpu_shader5, 310, 320) \
OP(EXT_primitive_bounding_box, 310, 320) \
OP(OES_primitive_bounding_box, 310, 320) \
OP(EXT_separate_shader_objects, 100, 320) \
OP(EXT_shader_framebuffer_fetch, 100, 320) \
OP(EXT_shader_framebuffer_fetch_non_coherent, 100, 320) \
OP(EXT_shader_non_constant_global_initializers, 100, 320) \
OP(EXT_shader_texture_lod, 100, 100) \
OP(EXT_shadow_samplers, 100, 100) \
OP(EXT_tessellation_shader, 310, 320) \
OP(OES_tessellation_shader, 310, 320) \
OP(EXT_texture_buffer, 310, 320) \
OP(EXT_texture_cube_map_array, 310, 320) \
OP(EXT_texture_query_lod, 300, 320) \
OP(EXT_texture_shadow_lod, 300, 320) \
OP(EXT_YUV_target, 300, 320) \
OP(KHR_blend_equation_advanced, 100, 320) \
OP(NV_EGL_stream_consumer_external, 100, 320) \
OP(NV_shader_framebuffer_fetch, 100, 100) \
OP(NV_shader_noperspective_interpolation, 300, 320) \
OP(OES_EGL_image_external, 100, 310) \
OP(OES_EGL_image_external_essl3, 300, 320) \
OP(OES_sample_variables, 300, 320) \
OP(OES_shader_multisample_interpolation, 300, 320) \
OP(OES_shader_image_atomic, 310, 320) \
OP(OES_standard_derivatives, 100, 100) \
OP(OES_texture_3D, 100, 310) \
OP(OES_texture_buffer, 310, 320) \
OP(OES_texture_cube_map_array, 310, 320) \
OP(OES_texture_storage_multisample_2d_array, 300, 320) \
OP(OVR_multiview, 300, 320) \
OP(OVR_multiview2, 300, 320) \
OP(WEBGL_video_texture, 100, 320)
// clang-format on
namespace sh
{
#define RETURN_EXTENSION_NAME_CASE(ext, min_version, max_version) \
case TExtension::ext: \
return "GL_" #ext;
const char *GetExtensionNameString(TExtension extension)
{
switch (extension)
{
LIST_EXTENSIONS(RETURN_EXTENSION_NAME_CASE)
default:
UNREACHABLE();
return "";
}
}
#define RETURN_EXTENSION_IF_NAME_MATCHES(ext, min_version, max_version) \
if (strcmp(extWithoutGLPrefix, #ext) == 0) \
{ \
return TExtension::ext; \
}
TExtension GetExtensionByName(const char *extension)
{
// If first characters of the extension don't equal "GL_", early out.
if (strncmp(extension, "GL_", 3) != 0)
{
return TExtension::UNDEFINED;
}
const char *extWithoutGLPrefix = extension + 3;
LIST_EXTENSIONS(RETURN_EXTENSION_IF_NAME_MATCHES)
return TExtension::UNDEFINED;
}
#define RETURN_VERSION_CHECK(ext, min_version, max_version) \
case TExtension::ext: \
return (version >= min_version) && (version <= max_version);
bool CheckExtensionVersion(TExtension extension, int version)
{
switch (extension)
{
LIST_EXTENSIONS(RETURN_VERSION_CHECK)
default:
UNREACHABLE();
return false;
}
}
const char *GetBehaviorString(TBehavior b)
{
switch (b)
{
case EBhRequire:
return "require";
case EBhEnable:
return "enable";
case EBhWarn:
return "warn";
case EBhDisable:
return "disable";
default:
return nullptr;
}
}
bool IsExtensionEnabled(const TExtensionBehavior &extBehavior, TExtension extension)
{
ASSERT(extension != TExtension::UNDEFINED);
auto iter = extBehavior.find(extension);
return iter != extBehavior.end() &&
(iter->second == EBhEnable || iter->second == EBhRequire || iter->second == EBhWarn);
}
} // namespace sh