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virtualx-engine/modules/openxr/extensions/openxr_opengl_extension.cpp

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/*************************************************************************/
/* openxr_opengl_extension.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifdef GLES3_ENABLED
#include "../extensions/openxr_opengl_extension.h"
#include "../openxr_util.h"
#include "drivers/gles3/effects/copy_effects.h"
#include "drivers/gles3/storage/texture_storage.h"
#include "servers/rendering/rendering_server_globals.h"
#include "servers/rendering_server.h"
OpenXROpenGLExtension::OpenXROpenGLExtension(OpenXRAPI *p_openxr_api) :
OpenXRGraphicsExtensionWrapper(p_openxr_api) {
#ifdef ANDROID_ENABLED
request_extensions[XR_KHR_OPENGL_ES_ENABLE_EXTENSION_NAME] = nullptr;
#else
request_extensions[XR_KHR_OPENGL_ENABLE_EXTENSION_NAME] = nullptr;
#endif
ERR_FAIL_NULL(openxr_api);
}
OpenXROpenGLExtension::~OpenXROpenGLExtension() {
}
void OpenXROpenGLExtension::on_instance_created(const XrInstance p_instance) {
ERR_FAIL_NULL(openxr_api);
// Obtain pointers to functions we're accessing here.
#ifdef ANDROID_ENABLED
EXT_INIT_XR_FUNC(xrGetOpenGLESGraphicsRequirementsKHR);
#else
EXT_INIT_XR_FUNC(xrGetOpenGLGraphicsRequirementsKHR);
#endif
EXT_INIT_XR_FUNC(xrEnumerateSwapchainImages);
}
bool OpenXROpenGLExtension::check_graphics_api_support(XrVersion p_desired_version) {
ERR_FAIL_NULL_V(openxr_api, false);
XrSystemId system_id = openxr_api->get_system_id();
XrInstance instance = openxr_api->get_instance();
#ifdef ANDROID_ENABLED
XrGraphicsRequirementsOpenGLESKHR opengl_requirements;
opengl_requirements.type = XR_TYPE_GRAPHICS_REQUIREMENTS_OPENGL_ES_KHR;
opengl_requirements.next = nullptr;
XrResult result = xrGetOpenGLESGraphicsRequirementsKHR(instance, system_id, &opengl_requirements);
if (!openxr_api->xr_result(result, "Failed to get OpenGL graphics requirements!")) {
return false;
}
#else
XrGraphicsRequirementsOpenGLKHR opengl_requirements;
opengl_requirements.type = XR_TYPE_GRAPHICS_REQUIREMENTS_OPENGL_KHR;
opengl_requirements.next = nullptr;
XrResult result = xrGetOpenGLGraphicsRequirementsKHR(instance, system_id, &opengl_requirements);
if (!openxr_api->xr_result(result, "Failed to get OpenGL graphics requirements!")) {
return false;
}
#endif
if (p_desired_version < opengl_requirements.minApiVersionSupported) {
print_line("OpenXR: Requested OpenGL version does not meet the minimum version this runtime supports.");
print_line("- desired_version ", OpenXRUtil::make_xr_version_string(p_desired_version));
print_line("- minApiVersionSupported ", OpenXRUtil::make_xr_version_string(opengl_requirements.minApiVersionSupported));
print_line("- maxApiVersionSupported ", OpenXRUtil::make_xr_version_string(opengl_requirements.maxApiVersionSupported));
return false;
}
if (p_desired_version > opengl_requirements.maxApiVersionSupported) {
print_line("OpenXR: Requested OpenGL version exceeds the maximum version this runtime has been tested on and is known to support.");
print_line("- desired_version ", OpenXRUtil::make_xr_version_string(p_desired_version));
print_line("- minApiVersionSupported ", OpenXRUtil::make_xr_version_string(opengl_requirements.minApiVersionSupported));
print_line("- maxApiVersionSupported ", OpenXRUtil::make_xr_version_string(opengl_requirements.maxApiVersionSupported));
}
return true;
}
#ifdef WIN32
XrGraphicsBindingOpenGLWin32KHR OpenXROpenGLExtension::graphics_binding_gl;
#elif ANDROID_ENABLED
XrGraphicsBindingOpenGLESAndroidKHR OpenXROpenGLExtension::graphics_binding_gl;
#else
XrGraphicsBindingOpenGLXlibKHR OpenXROpenGLExtension::graphics_binding_gl;
#endif
void *OpenXROpenGLExtension::set_session_create_and_get_next_pointer(void *p_next_pointer) {
XrVersion desired_version = XR_MAKE_VERSION(3, 3, 0);
if (!check_graphics_api_support(desired_version)) {
print_line("OpenXR: Trying to initialize with OpenGL anyway...");
//return p_next_pointer;
}
DisplayServer *display_server = DisplayServer::get_singleton();
#ifdef WIN32
graphics_binding_gl.type = XR_TYPE_GRAPHICS_BINDING_OPENGL_WIN32_KHR,
graphics_binding_gl.next = p_next_pointer;
graphics_binding_gl.hDC = (HDC)display_server->window_get_native_handle(DisplayServer::WINDOW_VIEW);
graphics_binding_gl.hGLRC = (HGLRC)display_server->window_get_native_handle(DisplayServer::OPENGL_CONTEXT);
#elif ANDROID_ENABLED
graphics_binding_gl.type = XR_TYPE_GRAPHICS_BINDING_OPENGL_ES_ANDROID_KHR;
graphics_binding_gl.next = p_next_pointer;
graphics_binding_gl.display = eglGetCurrentDisplay();
graphics_binding_gl.config = (EGLConfig)0; // https://github.com/KhronosGroup/OpenXR-SDK-Source/blob/master/src/tests/hello_xr/graphicsplugin_opengles.cpp#L122
graphics_binding_gl.context = eglGetCurrentContext();
#else
graphics_binding_gl.type = XR_TYPE_GRAPHICS_BINDING_OPENGL_XLIB_KHR;
graphics_binding_gl.next = p_next_pointer;
void *display_handle = (void *)display_server->window_get_native_handle(DisplayServer::DISPLAY_HANDLE);
void *glxcontext_handle = (void *)display_server->window_get_native_handle(DisplayServer::OPENGL_CONTEXT);
void *glxdrawable_handle = (void *)display_server->window_get_native_handle(DisplayServer::WINDOW_HANDLE);
graphics_binding_gl.xDisplay = (Display *)display_handle;
graphics_binding_gl.glxContext = (GLXContext)glxcontext_handle;
graphics_binding_gl.glxDrawable = (GLXDrawable)glxdrawable_handle;
// spec says to use proper values but runtimes don't care
graphics_binding_gl.visualid = 0;
graphics_binding_gl.glxFBConfig = 0;
#endif
return &graphics_binding_gl;
}
void OpenXROpenGLExtension::get_usable_swapchain_formats(Vector<int64_t> &p_usable_swap_chains) {
#ifdef WIN32
p_usable_swap_chains.push_back(GL_SRGB8_ALPHA8);
p_usable_swap_chains.push_back(GL_RGBA8);
#elif ANDROID_ENABLED
p_usable_swap_chains.push_back(GL_SRGB8_ALPHA8);
p_usable_swap_chains.push_back(GL_RGBA8);
#else
p_usable_swap_chains.push_back(GL_SRGB8_ALPHA8_EXT);
p_usable_swap_chains.push_back(GL_RGBA8_EXT);
#endif
}
void OpenXROpenGLExtension::get_usable_depth_formats(Vector<int64_t> &p_usable_depth_formats) {
p_usable_depth_formats.push_back(GL_DEPTH_COMPONENT32F);
p_usable_depth_formats.push_back(GL_DEPTH24_STENCIL8);
p_usable_depth_formats.push_back(GL_DEPTH32F_STENCIL8);
}
bool OpenXROpenGLExtension::get_swapchain_image_data(XrSwapchain p_swapchain, int64_t p_swapchain_format, uint32_t p_width, uint32_t p_height, uint32_t p_sample_count, uint32_t p_array_size, void **r_swapchain_graphics_data) {
GLES3::TextureStorage *texture_storage = GLES3::TextureStorage::get_singleton();
ERR_FAIL_NULL_V(texture_storage, false);
uint32_t swapchain_length;
XrResult result = xrEnumerateSwapchainImages(p_swapchain, 0, &swapchain_length, nullptr);
if (XR_FAILED(result)) {
print_line("OpenXR: Failed to get swapchaim image count [", openxr_api->get_error_string(result), "]");
return false;
}
#ifdef ANDROID_ENABLED
XrSwapchainImageOpenGLESKHR *images = (XrSwapchainImageOpenGLESKHR *)memalloc(sizeof(XrSwapchainImageOpenGLESKHR) * swapchain_length);
#else
XrSwapchainImageOpenGLKHR *images = (XrSwapchainImageOpenGLKHR *)memalloc(sizeof(XrSwapchainImageOpenGLKHR) * swapchain_length);
#endif
ERR_FAIL_NULL_V_MSG(images, false, "OpenXR Couldn't allocate memory for swap chain image");
for (uint64_t i = 0; i < swapchain_length; i++) {
#ifdef ANDROID_ENABLED
images[i].type = XR_TYPE_SWAPCHAIN_IMAGE_OPENGL_ES_KHR;
#else
images[i].type = XR_TYPE_SWAPCHAIN_IMAGE_OPENGL_KHR;
#endif
images[i].next = nullptr;
images[i].image = 0;
}
result = xrEnumerateSwapchainImages(p_swapchain, swapchain_length, &swapchain_length, (XrSwapchainImageBaseHeader *)images);
if (XR_FAILED(result)) {
print_line("OpenXR: Failed to get swapchaim images [", openxr_api->get_error_string(result), "]");
memfree(images);
return false;
}
SwapchainGraphicsData *data = memnew(SwapchainGraphicsData);
if (data == nullptr) {
print_line("OpenXR: Failed to allocate memory for swapchain data");
memfree(images);
return false;
}
*r_swapchain_graphics_data = data;
data->is_multiview = (p_array_size > 1);
Image::Format format = Image::FORMAT_RGBA8;
Vector<RID> texture_rids;
for (uint64_t i = 0; i < swapchain_length; i++) {
RID texture_rid = texture_storage->texture_create_external(
p_array_size == 1 ? GLES3::Texture::TYPE_2D : GLES3::Texture::TYPE_LAYERED,
format,
images[i].image,
p_width,
p_height,
1,
p_array_size);
texture_rids.push_back(texture_rid);
}
data->texture_rids = texture_rids;
memfree(images);
return true;
}
bool OpenXROpenGLExtension::create_projection_fov(const XrFovf p_fov, double p_z_near, double p_z_far, Projection &r_camera_matrix) {
XrMatrix4x4f matrix;
XrMatrix4x4f_CreateProjectionFov(&matrix, GRAPHICS_OPENGL, p_fov, (float)p_z_near, (float)p_z_far);
for (int j = 0; j < 4; j++) {
for (int i = 0; i < 4; i++) {
r_camera_matrix.columns[j][i] = matrix.m[j * 4 + i];
}
}
return true;
}
RID OpenXROpenGLExtension::get_texture(void *p_swapchain_graphics_data, int p_image_index) {
SwapchainGraphicsData *data = (SwapchainGraphicsData *)p_swapchain_graphics_data;
ERR_FAIL_NULL_V(data, RID());
ERR_FAIL_INDEX_V(p_image_index, data->texture_rids.size(), RID());
return data->texture_rids[p_image_index];
}
void OpenXROpenGLExtension::cleanup_swapchain_graphics_data(void **p_swapchain_graphics_data) {
if (*p_swapchain_graphics_data == nullptr) {
return;
}
GLES3::TextureStorage *texture_storage = GLES3::TextureStorage::get_singleton();
ERR_FAIL_NULL(texture_storage);
SwapchainGraphicsData *data = (SwapchainGraphicsData *)*p_swapchain_graphics_data;
for (int i = 0; i < data->texture_rids.size(); i++) {
texture_storage->texture_free(data->texture_rids[i]);
}
data->texture_rids.clear();
memdelete(data);
*p_swapchain_graphics_data = nullptr;
}
#define ENUM_TO_STRING_CASE(e) \
case e: { \
return String(#e); \
} break;
String OpenXROpenGLExtension::get_swapchain_format_name(int64_t p_swapchain_format) const {
// These are somewhat different per platform, will need to weed some stuff out...
switch (p_swapchain_format) {
#ifdef WIN32
// using definitions from GLAD
ENUM_TO_STRING_CASE(GL_R8_SNORM)
ENUM_TO_STRING_CASE(GL_RG8_SNORM)
ENUM_TO_STRING_CASE(GL_RGB8_SNORM)
ENUM_TO_STRING_CASE(GL_RGBA8_SNORM)
ENUM_TO_STRING_CASE(GL_R16_SNORM)
ENUM_TO_STRING_CASE(GL_RG16_SNORM)
ENUM_TO_STRING_CASE(GL_RGB16_SNORM)
ENUM_TO_STRING_CASE(GL_RGBA16_SNORM)
ENUM_TO_STRING_CASE(GL_RGB4)
ENUM_TO_STRING_CASE(GL_RGB5)
ENUM_TO_STRING_CASE(GL_RGB8)
ENUM_TO_STRING_CASE(GL_RGB10)
ENUM_TO_STRING_CASE(GL_RGB12)
ENUM_TO_STRING_CASE(GL_RGB16)
ENUM_TO_STRING_CASE(GL_RGBA2)
ENUM_TO_STRING_CASE(GL_RGBA4)
ENUM_TO_STRING_CASE(GL_RGB5_A1)
ENUM_TO_STRING_CASE(GL_RGBA8)
ENUM_TO_STRING_CASE(GL_RGB10_A2)
ENUM_TO_STRING_CASE(GL_RGBA12)
ENUM_TO_STRING_CASE(GL_RGBA16)
ENUM_TO_STRING_CASE(GL_RGBA32F)
ENUM_TO_STRING_CASE(GL_RGB32F)
ENUM_TO_STRING_CASE(GL_RGBA16F)
ENUM_TO_STRING_CASE(GL_RGB16F)
ENUM_TO_STRING_CASE(GL_RGBA32UI)
ENUM_TO_STRING_CASE(GL_RGB32UI)
ENUM_TO_STRING_CASE(GL_RGBA16UI)
ENUM_TO_STRING_CASE(GL_RGB16UI)
ENUM_TO_STRING_CASE(GL_RGBA8UI)
ENUM_TO_STRING_CASE(GL_RGB8UI)
ENUM_TO_STRING_CASE(GL_RGBA32I)
ENUM_TO_STRING_CASE(GL_RGB32I)
ENUM_TO_STRING_CASE(GL_RGBA16I)
ENUM_TO_STRING_CASE(GL_RGB16I)
ENUM_TO_STRING_CASE(GL_RGBA8I)
ENUM_TO_STRING_CASE(GL_RGB8I)
ENUM_TO_STRING_CASE(GL_RGB10_A2UI)
ENUM_TO_STRING_CASE(GL_SRGB)
ENUM_TO_STRING_CASE(GL_SRGB8)
ENUM_TO_STRING_CASE(GL_SRGB_ALPHA)
ENUM_TO_STRING_CASE(GL_SRGB8_ALPHA8)
ENUM_TO_STRING_CASE(GL_DEPTH_COMPONENT16)
ENUM_TO_STRING_CASE(GL_DEPTH_COMPONENT24)
ENUM_TO_STRING_CASE(GL_DEPTH_COMPONENT32)
ENUM_TO_STRING_CASE(GL_DEPTH24_STENCIL8)
ENUM_TO_STRING_CASE(GL_R11F_G11F_B10F)
ENUM_TO_STRING_CASE(GL_DEPTH_COMPONENT32F)
ENUM_TO_STRING_CASE(GL_DEPTH32F_STENCIL8)
#elif ANDROID_ENABLED
// using definitions from GLES3/gl3.h
ENUM_TO_STRING_CASE(GL_RGBA4)
ENUM_TO_STRING_CASE(GL_RGB5_A1)
ENUM_TO_STRING_CASE(GL_RGB565)
ENUM_TO_STRING_CASE(GL_RGB8)
ENUM_TO_STRING_CASE(GL_RGBA8)
ENUM_TO_STRING_CASE(GL_RGB10_A2)
ENUM_TO_STRING_CASE(GL_RGBA32F)
ENUM_TO_STRING_CASE(GL_RGB32F)
ENUM_TO_STRING_CASE(GL_RGBA16F)
ENUM_TO_STRING_CASE(GL_RGB16F)
ENUM_TO_STRING_CASE(GL_R11F_G11F_B10F)
ENUM_TO_STRING_CASE(GL_UNSIGNED_INT_10F_11F_11F_REV)
ENUM_TO_STRING_CASE(GL_RGB9_E5)
ENUM_TO_STRING_CASE(GL_UNSIGNED_INT_5_9_9_9_REV)
ENUM_TO_STRING_CASE(GL_RGBA32UI)
ENUM_TO_STRING_CASE(GL_RGB32UI)
ENUM_TO_STRING_CASE(GL_RGBA16UI)
ENUM_TO_STRING_CASE(GL_RGB16UI)
ENUM_TO_STRING_CASE(GL_RGBA8UI)
ENUM_TO_STRING_CASE(GL_RGB8UI)
ENUM_TO_STRING_CASE(GL_RGBA32I)
ENUM_TO_STRING_CASE(GL_RGB32I)
ENUM_TO_STRING_CASE(GL_RGBA16I)
ENUM_TO_STRING_CASE(GL_RGB16I)
ENUM_TO_STRING_CASE(GL_RGBA8I)
ENUM_TO_STRING_CASE(GL_RGB8I)
ENUM_TO_STRING_CASE(GL_RG)
ENUM_TO_STRING_CASE(GL_RG_INTEGER)
ENUM_TO_STRING_CASE(GL_R8)
ENUM_TO_STRING_CASE(GL_RG8)
ENUM_TO_STRING_CASE(GL_R16F)
ENUM_TO_STRING_CASE(GL_R32F)
ENUM_TO_STRING_CASE(GL_RG16F)
ENUM_TO_STRING_CASE(GL_RG32F)
ENUM_TO_STRING_CASE(GL_R8I)
ENUM_TO_STRING_CASE(GL_R8UI)
ENUM_TO_STRING_CASE(GL_R16I)
ENUM_TO_STRING_CASE(GL_R16UI)
ENUM_TO_STRING_CASE(GL_R32I)
ENUM_TO_STRING_CASE(GL_R32UI)
ENUM_TO_STRING_CASE(GL_RG8I)
ENUM_TO_STRING_CASE(GL_RG8UI)
ENUM_TO_STRING_CASE(GL_RG16I)
ENUM_TO_STRING_CASE(GL_RG16UI)
ENUM_TO_STRING_CASE(GL_RG32I)
ENUM_TO_STRING_CASE(GL_RG32UI)
ENUM_TO_STRING_CASE(GL_R8_SNORM)
ENUM_TO_STRING_CASE(GL_RG8_SNORM)
ENUM_TO_STRING_CASE(GL_RGB8_SNORM)
ENUM_TO_STRING_CASE(GL_RGBA8_SNORM)
ENUM_TO_STRING_CASE(GL_RGB10_A2UI)
ENUM_TO_STRING_CASE(GL_SRGB)
ENUM_TO_STRING_CASE(GL_SRGB8)
ENUM_TO_STRING_CASE(GL_SRGB8_ALPHA8)
ENUM_TO_STRING_CASE(GL_COMPRESSED_R11_EAC)
ENUM_TO_STRING_CASE(GL_COMPRESSED_SIGNED_R11_EAC)
ENUM_TO_STRING_CASE(GL_COMPRESSED_RG11_EAC)
ENUM_TO_STRING_CASE(GL_COMPRESSED_SIGNED_RG11_EAC)
ENUM_TO_STRING_CASE(GL_COMPRESSED_RGB8_ETC2)
ENUM_TO_STRING_CASE(GL_COMPRESSED_SRGB8_ETC2)
ENUM_TO_STRING_CASE(GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2)
ENUM_TO_STRING_CASE(GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2)
ENUM_TO_STRING_CASE(GL_COMPRESSED_RGBA8_ETC2_EAC)
ENUM_TO_STRING_CASE(GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC)
ENUM_TO_STRING_CASE(GL_DEPTH_COMPONENT16)
ENUM_TO_STRING_CASE(GL_DEPTH_COMPONENT24)
ENUM_TO_STRING_CASE(GL_DEPTH24_STENCIL8)
#else
// using definitions from GL/gl.h
ENUM_TO_STRING_CASE(GL_ALPHA4_EXT)
ENUM_TO_STRING_CASE(GL_ALPHA8_EXT)
ENUM_TO_STRING_CASE(GL_ALPHA12_EXT)
ENUM_TO_STRING_CASE(GL_ALPHA16_EXT)
ENUM_TO_STRING_CASE(GL_LUMINANCE4_EXT)
ENUM_TO_STRING_CASE(GL_LUMINANCE8_EXT)
ENUM_TO_STRING_CASE(GL_LUMINANCE12_EXT)
ENUM_TO_STRING_CASE(GL_LUMINANCE16_EXT)
ENUM_TO_STRING_CASE(GL_LUMINANCE4_ALPHA4_EXT)
ENUM_TO_STRING_CASE(GL_LUMINANCE6_ALPHA2_EXT)
ENUM_TO_STRING_CASE(GL_LUMINANCE8_ALPHA8_EXT)
ENUM_TO_STRING_CASE(GL_LUMINANCE12_ALPHA4_EXT)
ENUM_TO_STRING_CASE(GL_LUMINANCE12_ALPHA12_EXT)
ENUM_TO_STRING_CASE(GL_LUMINANCE16_ALPHA16_EXT)
ENUM_TO_STRING_CASE(GL_INTENSITY_EXT)
ENUM_TO_STRING_CASE(GL_INTENSITY4_EXT)
ENUM_TO_STRING_CASE(GL_INTENSITY8_EXT)
ENUM_TO_STRING_CASE(GL_INTENSITY12_EXT)
ENUM_TO_STRING_CASE(GL_INTENSITY16_EXT)
ENUM_TO_STRING_CASE(GL_RGB2_EXT)
ENUM_TO_STRING_CASE(GL_RGB4_EXT)
ENUM_TO_STRING_CASE(GL_RGB5_EXT)
ENUM_TO_STRING_CASE(GL_RGB8_EXT)
ENUM_TO_STRING_CASE(GL_RGB10_EXT)
ENUM_TO_STRING_CASE(GL_RGB12_EXT)
ENUM_TO_STRING_CASE(GL_RGB16_EXT)
ENUM_TO_STRING_CASE(GL_RGBA2_EXT)
ENUM_TO_STRING_CASE(GL_RGBA4_EXT)
ENUM_TO_STRING_CASE(GL_RGB5_A1_EXT)
ENUM_TO_STRING_CASE(GL_RGBA8_EXT)
ENUM_TO_STRING_CASE(GL_RGB10_A2_EXT)
ENUM_TO_STRING_CASE(GL_RGBA12_EXT)
ENUM_TO_STRING_CASE(GL_RGBA16_EXT)
ENUM_TO_STRING_CASE(GL_SRGB_EXT)
ENUM_TO_STRING_CASE(GL_SRGB8_EXT)
ENUM_TO_STRING_CASE(GL_SRGB_ALPHA_EXT)
ENUM_TO_STRING_CASE(GL_SRGB8_ALPHA8_EXT)
#endif
default: {
return String("Swapchain format 0x") + String::num_int64(p_swapchain_format, 16);
} break;
}
}
#endif // GLES3_ENABLED
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