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-rw-r--r--drivers/gles3/shaders/stdlib_inc.glsl18
-rw-r--r--drivers/gles3/storage/texture_storage.cpp22
-rw-r--r--drivers/unix/file_access_unix.cpp93
-rw-r--r--drivers/unix/file_access_unix.h8
-rw-r--r--drivers/unix/file_access_unix_pipe.cpp25
-rw-r--r--drivers/unix/file_access_unix_pipe.h2
-rw-r--r--drivers/vulkan/rendering_device_driver_vulkan.cpp11
-rw-r--r--drivers/windows/file_access_windows.cpp165
-rw-r--r--drivers/windows/file_access_windows.h8
-rw-r--r--drivers/windows/file_access_windows_pipe.cpp24
-rw-r--r--drivers/windows/file_access_windows_pipe.h2
11 files changed, 50 insertions, 328 deletions
diff --git a/drivers/gles3/shaders/stdlib_inc.glsl b/drivers/gles3/shaders/stdlib_inc.glsl
index 029084c34c..f88c218506 100644
--- a/drivers/gles3/shaders/stdlib_inc.glsl
+++ b/drivers/gles3/shaders/stdlib_inc.glsl
@@ -9,19 +9,17 @@
// Floating point pack/unpack functions are part of the GLSL ES 300 specification used by web and mobile.
uint float2half(uint f) {
- uint e = f & uint(0x7f800000);
- if (e <= uint(0x38000000)) {
- return uint(0);
- } else {
- return ((f >> uint(16)) & uint(0x8000)) |
- (((e - uint(0x38000000)) >> uint(13)) & uint(0x7c00)) |
- ((f >> uint(13)) & uint(0x03ff));
- }
+ uint b = f + uint(0x00001000);
+ uint e = (b & uint(0x7F800000)) >> 23;
+ uint m = b & uint(0x007FFFFF);
+ return (b & uint(0x80000000)) >> uint(16) | uint(e > uint(112)) * ((((e - uint(112)) << uint(10)) & uint(0x7C00)) | m >> uint(13)) | (uint(e < uint(113)) & uint(e > uint(101))) * ((((uint(0x007FF000) + m) >> (uint(125) - e)) + uint(1)) >> uint(1)) | uint(e > uint(143)) * uint(0x7FFF);
}
uint half2float(uint h) {
- uint h_e = h & uint(0x7c00);
- return ((h & uint(0x8000)) << uint(16)) | uint((h_e >> uint(10)) != uint(0)) * (((h_e + uint(0x1c000)) << uint(13)) | ((h & uint(0x03ff)) << uint(13)));
+ uint e = (h & uint(0x7C00)) >> uint(10);
+ uint m = (h & uint(0x03FF)) << uint(13);
+ uint v = m >> uint(23);
+ return (h & uint(0x8000)) << uint(16) | uint(e != uint(0)) * ((e + uint(112)) << uint(23) | m) | (uint(e == uint(0)) & uint(m != uint(0))) * ((v - uint(37)) << uint(23) | ((m << (uint(150) - v)) & uint(0x007FE000)));
}
uint godot_packHalf2x16(vec2 v) {
diff --git a/drivers/gles3/storage/texture_storage.cpp b/drivers/gles3/storage/texture_storage.cpp
index 57fe96fb6f..36393dde86 100644
--- a/drivers/gles3/storage/texture_storage.cpp
+++ b/drivers/gles3/storage/texture_storage.cpp
@@ -1389,8 +1389,22 @@ void TextureStorage::texture_debug_usage(List<RS::TextureInfo> *r_info) {
tinfo.format = t->format;
tinfo.width = t->alloc_width;
tinfo.height = t->alloc_height;
- tinfo.depth = t->depth;
tinfo.bytes = t->total_data_size;
+
+ switch (t->type) {
+ case Texture::TYPE_3D:
+ tinfo.depth = t->depth;
+ break;
+
+ case Texture::TYPE_LAYERED:
+ tinfo.depth = t->layers;
+ break;
+
+ default:
+ tinfo.depth = 0;
+ break;
+ }
+
r_info->push_back(tinfo);
}
}
@@ -1521,7 +1535,11 @@ void TextureStorage::_texture_set_data(RID p_texture, const Ref<Image> &p_image,
h = MAX(1, h >> 1);
}
- texture->total_data_size = tsize;
+ if (texture->target == GL_TEXTURE_CUBE_MAP || texture->target == GL_TEXTURE_2D_ARRAY) {
+ texture->total_data_size = tsize * texture->layers;
+ } else {
+ texture->total_data_size = tsize;
+ }
texture->stored_cube_sides |= (1 << p_layer);
diff --git a/drivers/unix/file_access_unix.cpp b/drivers/unix/file_access_unix.cpp
index ea8b42b2e4..32f2d7dd79 100644
--- a/drivers/unix/file_access_unix.cpp
+++ b/drivers/unix/file_access_unix.cpp
@@ -218,67 +218,13 @@ bool FileAccessUnix::eof_reached() const {
return last_error == ERR_FILE_EOF;
}
-uint8_t FileAccessUnix::get_8() const {
- ERR_FAIL_NULL_V_MSG(f, 0, "File must be opened before use.");
- uint8_t b;
- if (fread(&b, 1, 1, f) == 0) {
- check_errors();
- b = '\0';
- }
- return b;
-}
-
-uint16_t FileAccessUnix::get_16() const {
- ERR_FAIL_NULL_V_MSG(f, 0, "File must be opened before use.");
-
- uint16_t b = 0;
- if (fread(&b, 1, 2, f) != 2) {
- check_errors();
- }
-
- if (big_endian) {
- b = BSWAP16(b);
- }
-
- return b;
-}
-
-uint32_t FileAccessUnix::get_32() const {
- ERR_FAIL_NULL_V_MSG(f, 0, "File must be opened before use.");
-
- uint32_t b = 0;
- if (fread(&b, 1, 4, f) != 4) {
- check_errors();
- }
-
- if (big_endian) {
- b = BSWAP32(b);
- }
-
- return b;
-}
-
-uint64_t FileAccessUnix::get_64() const {
- ERR_FAIL_NULL_V_MSG(f, 0, "File must be opened before use.");
-
- uint64_t b = 0;
- if (fread(&b, 1, 8, f) != 8) {
- check_errors();
- }
-
- if (big_endian) {
- b = BSWAP64(b);
- }
-
- return b;
-}
-
uint64_t FileAccessUnix::get_buffer(uint8_t *p_dst, uint64_t p_length) const {
- ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
ERR_FAIL_NULL_V_MSG(f, -1, "File must be opened before use.");
+ ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
uint64_t read = fread(p_dst, 1, p_length, f);
check_errors();
+
return read;
}
@@ -308,41 +254,6 @@ void FileAccessUnix::flush() {
fflush(f);
}
-void FileAccessUnix::store_8(uint8_t p_dest) {
- ERR_FAIL_NULL_MSG(f, "File must be opened before use.");
- ERR_FAIL_COND(fwrite(&p_dest, 1, 1, f) != 1);
-}
-
-void FileAccessUnix::store_16(uint16_t p_dest) {
- ERR_FAIL_NULL_MSG(f, "File must be opened before use.");
-
- if (big_endian) {
- p_dest = BSWAP16(p_dest);
- }
-
- ERR_FAIL_COND(fwrite(&p_dest, 1, 2, f) != 2);
-}
-
-void FileAccessUnix::store_32(uint32_t p_dest) {
- ERR_FAIL_NULL_MSG(f, "File must be opened before use.");
-
- if (big_endian) {
- p_dest = BSWAP32(p_dest);
- }
-
- ERR_FAIL_COND(fwrite(&p_dest, 1, 4, f) != 4);
-}
-
-void FileAccessUnix::store_64(uint64_t p_dest) {
- ERR_FAIL_NULL_MSG(f, "File must be opened before use.");
-
- if (big_endian) {
- p_dest = BSWAP64(p_dest);
- }
-
- ERR_FAIL_COND(fwrite(&p_dest, 1, 8, f) != 8);
-}
-
void FileAccessUnix::store_buffer(const uint8_t *p_src, uint64_t p_length) {
ERR_FAIL_NULL_MSG(f, "File must be opened before use.");
ERR_FAIL_COND(!p_src && p_length > 0);
diff --git a/drivers/unix/file_access_unix.h b/drivers/unix/file_access_unix.h
index c0286dbff3..76f629f7c2 100644
--- a/drivers/unix/file_access_unix.h
+++ b/drivers/unix/file_access_unix.h
@@ -67,20 +67,12 @@ public:
virtual bool eof_reached() const override; ///< reading passed EOF
- virtual uint8_t get_8() const override; ///< get a byte
- virtual uint16_t get_16() const override;
- virtual uint32_t get_32() const override;
- virtual uint64_t get_64() const override;
virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const override;
virtual Error get_error() const override; ///< get last error
virtual Error resize(int64_t p_length) override;
virtual void flush() override;
- virtual void store_8(uint8_t p_dest) override; ///< store a byte
- virtual void store_16(uint16_t p_dest) override;
- virtual void store_32(uint32_t p_dest) override;
- virtual void store_64(uint64_t p_dest) override;
virtual void store_buffer(const uint8_t *p_src, uint64_t p_length) override; ///< store an array of bytes
virtual bool file_exists(const String &p_path) override; ///< return true if a file exists
diff --git a/drivers/unix/file_access_unix_pipe.cpp b/drivers/unix/file_access_unix_pipe.cpp
index 5d9a27ad05..34758e8c7d 100644
--- a/drivers/unix/file_access_unix_pipe.cpp
+++ b/drivers/unix/file_access_unix_pipe.cpp
@@ -125,22 +125,9 @@ String FileAccessUnixPipe::get_path_absolute() const {
return path_src;
}
-uint8_t FileAccessUnixPipe::get_8() const {
- ERR_FAIL_COND_V_MSG(fd[0] < 0, 0, "Pipe must be opened before use.");
-
- uint8_t b;
- if (::read(fd[0], &b, 1) == 0) {
- last_error = ERR_FILE_CANT_READ;
- b = '\0';
- } else {
- last_error = OK;
- }
- return b;
-}
-
uint64_t FileAccessUnixPipe::get_buffer(uint8_t *p_dst, uint64_t p_length) const {
- ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
ERR_FAIL_COND_V_MSG(fd[0] < 0, -1, "Pipe must be opened before use.");
+ ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
uint64_t read = ::read(fd[0], p_dst, p_length);
if (read == p_length) {
@@ -155,18 +142,10 @@ Error FileAccessUnixPipe::get_error() const {
return last_error;
}
-void FileAccessUnixPipe::store_8(uint8_t p_src) {
- ERR_FAIL_COND_MSG(fd[1] < 0, "Pipe must be opened before use.");
- if (::write(fd[1], &p_src, 1) != 1) {
- last_error = ERR_FILE_CANT_WRITE;
- } else {
- last_error = OK;
- }
-}
-
void FileAccessUnixPipe::store_buffer(const uint8_t *p_src, uint64_t p_length) {
ERR_FAIL_COND_MSG(fd[1] < 0, "Pipe must be opened before use.");
ERR_FAIL_COND(!p_src && p_length > 0);
+
if (::write(fd[1], p_src, p_length) != (ssize_t)p_length) {
last_error = ERR_FILE_CANT_WRITE;
} else {
diff --git a/drivers/unix/file_access_unix_pipe.h b/drivers/unix/file_access_unix_pipe.h
index 8e7988791b..19acdb5a37 100644
--- a/drivers/unix/file_access_unix_pipe.h
+++ b/drivers/unix/file_access_unix_pipe.h
@@ -65,14 +65,12 @@ public:
virtual bool eof_reached() const override { return false; }
- virtual uint8_t get_8() const override; ///< get a byte
virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const override;
virtual Error get_error() const override; ///< get last error
virtual Error resize(int64_t p_length) override { return ERR_UNAVAILABLE; }
virtual void flush() override {}
- virtual void store_8(uint8_t p_src) override; ///< store a byte
virtual void store_buffer(const uint8_t *p_src, uint64_t p_length) override; ///< store an array of bytes
virtual bool file_exists(const String &p_path) override { return false; }
diff --git a/drivers/vulkan/rendering_device_driver_vulkan.cpp b/drivers/vulkan/rendering_device_driver_vulkan.cpp
index 2ba353868b..4ea46e8214 100644
--- a/drivers/vulkan/rendering_device_driver_vulkan.cpp
+++ b/drivers/vulkan/rendering_device_driver_vulkan.cpp
@@ -497,6 +497,7 @@ Error RenderingDeviceDriverVulkan::_initialize_device_extensions() {
_register_requested_device_extension(VK_KHR_MAINTENANCE_2_EXTENSION_NAME, false);
_register_requested_device_extension(VK_EXT_PIPELINE_CREATION_CACHE_CONTROL_EXTENSION_NAME, false);
_register_requested_device_extension(VK_EXT_SUBGROUP_SIZE_CONTROL_EXTENSION_NAME, false);
+ _register_requested_device_extension(VK_EXT_ASTC_DECODE_MODE_EXTENSION_NAME, false);
if (Engine::get_singleton()->is_generate_spirv_debug_info_enabled()) {
_register_requested_device_extension(VK_KHR_SHADER_NON_SEMANTIC_INFO_EXTENSION_NAME, true);
@@ -1705,6 +1706,16 @@ RDD::TextureID RenderingDeviceDriverVulkan::texture_create(const TextureFormat &
image_view_create_info.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
}
+ VkImageViewASTCDecodeModeEXT decode_mode;
+ if (enabled_device_extension_names.has(VK_EXT_ASTC_DECODE_MODE_EXTENSION_NAME)) {
+ if (image_view_create_info.format >= VK_FORMAT_ASTC_4x4_UNORM_BLOCK && image_view_create_info.format <= VK_FORMAT_ASTC_12x12_SRGB_BLOCK) {
+ decode_mode.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_ASTC_DECODE_MODE_EXT;
+ decode_mode.pNext = nullptr;
+ decode_mode.decodeMode = VK_FORMAT_R8G8B8A8_UNORM;
+ image_view_create_info.pNext = &decode_mode;
+ }
+ }
+
VkImageView vk_image_view = VK_NULL_HANDLE;
err = vkCreateImageView(vk_device, &image_view_create_info, VKC::get_allocation_callbacks(VK_OBJECT_TYPE_IMAGE_VIEW), &vk_image_view);
if (err) {
diff --git a/drivers/windows/file_access_windows.cpp b/drivers/windows/file_access_windows.cpp
index f6f721639c..0243d863f8 100644
--- a/drivers/windows/file_access_windows.cpp
+++ b/drivers/windows/file_access_windows.cpp
@@ -323,93 +323,9 @@ bool FileAccessWindows::eof_reached() const {
return last_error == ERR_FILE_EOF;
}
-uint8_t FileAccessWindows::get_8() const {
- ERR_FAIL_NULL_V(f, 0);
-
- if (flags == READ_WRITE || flags == WRITE_READ) {
- if (prev_op == WRITE) {
- fflush(f);
- }
- prev_op = READ;
- }
- uint8_t b;
- if (fread(&b, 1, 1, f) == 0) {
- check_errors();
- b = '\0';
- }
-
- return b;
-}
-
-uint16_t FileAccessWindows::get_16() const {
- ERR_FAIL_NULL_V(f, 0);
-
- if (flags == READ_WRITE || flags == WRITE_READ) {
- if (prev_op == WRITE) {
- fflush(f);
- }
- prev_op = READ;
- }
-
- uint16_t b = 0;
- if (fread(&b, 1, 2, f) != 2) {
- check_errors();
- }
-
- if (big_endian) {
- b = BSWAP16(b);
- }
-
- return b;
-}
-
-uint32_t FileAccessWindows::get_32() const {
- ERR_FAIL_NULL_V(f, 0);
-
- if (flags == READ_WRITE || flags == WRITE_READ) {
- if (prev_op == WRITE) {
- fflush(f);
- }
- prev_op = READ;
- }
-
- uint32_t b = 0;
- if (fread(&b, 1, 4, f) != 4) {
- check_errors();
- }
-
- if (big_endian) {
- b = BSWAP32(b);
- }
-
- return b;
-}
-
-uint64_t FileAccessWindows::get_64() const {
- ERR_FAIL_NULL_V(f, 0);
-
- if (flags == READ_WRITE || flags == WRITE_READ) {
- if (prev_op == WRITE) {
- fflush(f);
- }
- prev_op = READ;
- }
-
- uint64_t b = 0;
- if (fread(&b, 1, 8, f) != 8) {
- check_errors();
- }
-
- if (big_endian) {
- b = BSWAP64(b);
- }
-
- return b;
-}
-
uint64_t FileAccessWindows::get_buffer(uint8_t *p_dst, uint64_t p_length) const {
- ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
ERR_FAIL_NULL_V(f, -1);
+ ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
if (flags == READ_WRITE || flags == WRITE_READ) {
if (prev_op == WRITE) {
@@ -417,8 +333,10 @@ uint64_t FileAccessWindows::get_buffer(uint8_t *p_dst, uint64_t p_length) const
}
prev_op = READ;
}
+
uint64_t read = fread(p_dst, 1, p_length, f);
check_errors();
+
return read;
}
@@ -453,77 +371,6 @@ void FileAccessWindows::flush() {
}
}
-void FileAccessWindows::store_8(uint8_t p_dest) {
- ERR_FAIL_NULL(f);
-
- if (flags == READ_WRITE || flags == WRITE_READ) {
- if (prev_op == READ) {
- if (last_error != ERR_FILE_EOF) {
- fseek(f, 0, SEEK_CUR);
- }
- }
- prev_op = WRITE;
- }
- fwrite(&p_dest, 1, 1, f);
-}
-
-void FileAccessWindows::store_16(uint16_t p_dest) {
- ERR_FAIL_NULL(f);
-
- if (flags == READ_WRITE || flags == WRITE_READ) {
- if (prev_op == READ) {
- if (last_error != ERR_FILE_EOF) {
- fseek(f, 0, SEEK_CUR);
- }
- }
- prev_op = WRITE;
- }
-
- if (big_endian) {
- p_dest = BSWAP16(p_dest);
- }
-
- fwrite(&p_dest, 1, 2, f);
-}
-
-void FileAccessWindows::store_32(uint32_t p_dest) {
- ERR_FAIL_NULL(f);
-
- if (flags == READ_WRITE || flags == WRITE_READ) {
- if (prev_op == READ) {
- if (last_error != ERR_FILE_EOF) {
- fseek(f, 0, SEEK_CUR);
- }
- }
- prev_op = WRITE;
- }
-
- if (big_endian) {
- p_dest = BSWAP32(p_dest);
- }
-
- fwrite(&p_dest, 1, 4, f);
-}
-
-void FileAccessWindows::store_64(uint64_t p_dest) {
- ERR_FAIL_NULL(f);
-
- if (flags == READ_WRITE || flags == WRITE_READ) {
- if (prev_op == READ) {
- if (last_error != ERR_FILE_EOF) {
- fseek(f, 0, SEEK_CUR);
- }
- }
- prev_op = WRITE;
- }
-
- if (big_endian) {
- p_dest = BSWAP64(p_dest);
- }
-
- fwrite(&p_dest, 1, 8, f);
-}
-
void FileAccessWindows::store_buffer(const uint8_t *p_src, uint64_t p_length) {
ERR_FAIL_NULL(f);
ERR_FAIL_COND(!p_src && p_length > 0);
@@ -536,6 +383,7 @@ void FileAccessWindows::store_buffer(const uint8_t *p_src, uint64_t p_length) {
}
prev_op = WRITE;
}
+
ERR_FAIL_COND(fwrite(p_src, 1, p_length, f) != (size_t)p_length);
}
@@ -559,11 +407,10 @@ uint64_t FileAccessWindows::_get_modified_time(const String &p_file) {
return 0;
}
- String file = p_file;
- if (file.ends_with("/") && file != "/") {
+ String file = fix_path(p_file);
+ if (file.ends_with("\\") && file != "\\") {
file = file.substr(0, file.length() - 1);
}
- file = fix_path(file);
struct _stat st;
int rv = _wstat((LPCWSTR)(file.utf16().get_data()), &st);
diff --git a/drivers/windows/file_access_windows.h b/drivers/windows/file_access_windows.h
index a25bbcfb3a..f458ff9c6c 100644
--- a/drivers/windows/file_access_windows.h
+++ b/drivers/windows/file_access_windows.h
@@ -69,20 +69,12 @@ public:
virtual bool eof_reached() const override; ///< reading passed EOF
- virtual uint8_t get_8() const override; ///< get a byte
- virtual uint16_t get_16() const override;
- virtual uint32_t get_32() const override;
- virtual uint64_t get_64() const override;
virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const override;
virtual Error get_error() const override; ///< get last error
virtual Error resize(int64_t p_length) override;
virtual void flush() override;
- virtual void store_8(uint8_t p_dest) override; ///< store a byte
- virtual void store_16(uint16_t p_dest) override;
- virtual void store_32(uint32_t p_dest) override;
- virtual void store_64(uint64_t p_dest) override;
virtual void store_buffer(const uint8_t *p_src, uint64_t p_length) override; ///< store an array of bytes
virtual bool file_exists(const String &p_name) override; ///< return true if a file exists
diff --git a/drivers/windows/file_access_windows_pipe.cpp b/drivers/windows/file_access_windows_pipe.cpp
index 7902c8e1d8..0c953b14aa 100644
--- a/drivers/windows/file_access_windows_pipe.cpp
+++ b/drivers/windows/file_access_windows_pipe.cpp
@@ -96,22 +96,9 @@ String FileAccessWindowsPipe::get_path_absolute() const {
return path_src;
}
-uint8_t FileAccessWindowsPipe::get_8() const {
- ERR_FAIL_COND_V_MSG(fd[0] == 0, 0, "Pipe must be opened before use.");
-
- uint8_t b;
- if (!ReadFile(fd[0], &b, 1, nullptr, nullptr)) {
- last_error = ERR_FILE_CANT_READ;
- b = '\0';
- } else {
- last_error = OK;
- }
- return b;
-}
-
uint64_t FileAccessWindowsPipe::get_buffer(uint8_t *p_dst, uint64_t p_length) const {
- ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
ERR_FAIL_COND_V_MSG(fd[0] == 0, -1, "Pipe must be opened before use.");
+ ERR_FAIL_COND_V(!p_dst && p_length > 0, -1);
DWORD read = -1;
if (!ReadFile(fd[0], p_dst, p_length, &read, nullptr) || read != p_length) {
@@ -126,15 +113,6 @@ Error FileAccessWindowsPipe::get_error() const {
return last_error;
}
-void FileAccessWindowsPipe::store_8(uint8_t p_src) {
- ERR_FAIL_COND_MSG(fd[1] == 0, "Pipe must be opened before use.");
- if (!WriteFile(fd[1], &p_src, 1, nullptr, nullptr)) {
- last_error = ERR_FILE_CANT_WRITE;
- } else {
- last_error = OK;
- }
-}
-
void FileAccessWindowsPipe::store_buffer(const uint8_t *p_src, uint64_t p_length) {
ERR_FAIL_COND_MSG(fd[1] == 0, "Pipe must be opened before use.");
ERR_FAIL_COND(!p_src && p_length > 0);
diff --git a/drivers/windows/file_access_windows_pipe.h b/drivers/windows/file_access_windows_pipe.h
index b885ef78e6..4e9bd036ae 100644
--- a/drivers/windows/file_access_windows_pipe.h
+++ b/drivers/windows/file_access_windows_pipe.h
@@ -64,14 +64,12 @@ public:
virtual bool eof_reached() const override { return false; }
- virtual uint8_t get_8() const override; ///< get a byte
virtual uint64_t get_buffer(uint8_t *p_dst, uint64_t p_length) const override;
virtual Error get_error() const override; ///< get last error
virtual Error resize(int64_t p_length) override { return ERR_UNAVAILABLE; }
virtual void flush() override {}
- virtual void store_8(uint8_t p_src) override; ///< store a byte
virtual void store_buffer(const uint8_t *p_src, uint64_t p_length) override; ///< store an array of bytes
virtual bool file_exists(const String &p_name) override { return false; }