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Diffstat (limited to 'intern/cycles/render/image.h')
| -rw-r--r-- | intern/cycles/render/image.h | 249 |
1 files changed, 0 insertions, 249 deletions
diff --git a/intern/cycles/render/image.h b/intern/cycles/render/image.h deleted file mode 100644 index dede9513d5f..00000000000 --- a/intern/cycles/render/image.h +++ /dev/null @@ -1,249 +0,0 @@ -/* - * Copyright 2011-2013 Blender Foundation - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef __IMAGE_H__ -#define __IMAGE_H__ - -#include "device/device_memory.h" - -#include "render/colorspace.h" - -#include "util/util_string.h" -#include "util/util_thread.h" -#include "util/util_transform.h" -#include "util/util_unique_ptr.h" -#include "util/util_vector.h" - -CCL_NAMESPACE_BEGIN - -class Device; -class DeviceInfo; -class ImageHandle; -class ImageKey; -class ImageMetaData; -class ImageManager; -class Progress; -class RenderStats; -class Scene; -class ColorSpaceProcessor; -class VDBImageLoader; - -/* Image Parameters */ -class ImageParams { - public: - bool animated; - InterpolationType interpolation; - ExtensionType extension; - ImageAlphaType alpha_type; - ustring colorspace; - float frame; - - ImageParams() - : animated(false), - interpolation(INTERPOLATION_LINEAR), - extension(EXTENSION_CLIP), - alpha_type(IMAGE_ALPHA_AUTO), - colorspace(u_colorspace_raw), - frame(0.0f) - { - } - - bool operator==(const ImageParams &other) const - { - return (animated == other.animated && interpolation == other.interpolation && - extension == other.extension && alpha_type == other.alpha_type && - colorspace == other.colorspace && frame == other.frame); - } -}; - -/* Image MetaData - * - * Information about the image that is available before the image pixels are loaded. */ -class ImageMetaData { - public: - /* Set by ImageLoader.load_metadata(). */ - int channels; - size_t width, height, depth; - size_t byte_size; - ImageDataType type; - - /* Optional color space, defaults to raw. */ - ustring colorspace; - const char *colorspace_file_format; - - /* Optional transform for 3D images. */ - bool use_transform_3d; - Transform transform_3d; - - /* Automatically set. */ - bool compress_as_srgb; - - ImageMetaData(); - bool operator==(const ImageMetaData &other) const; - bool is_float() const; - void detect_colorspace(); -}; - -/* Information about supported features that Image loaders can use. */ -class ImageDeviceFeatures { - public: - bool has_half_float; - bool has_nanovdb; -}; - -/* Image loader base class, that can be subclassed to load image data - * from custom sources (file, memory, procedurally generated, etc). */ -class ImageLoader { - public: - ImageLoader(); - virtual ~ImageLoader(){}; - - /* Load metadata without actual image yet, should be fast. */ - virtual bool load_metadata(const ImageDeviceFeatures &features, ImageMetaData &metadata) = 0; - - /* Load actual image contents. */ - virtual bool load_pixels(const ImageMetaData &metadata, - void *pixels, - const size_t pixels_size, - const bool associate_alpha) = 0; - - /* Name for logs and stats. */ - virtual string name() const = 0; - - /* Optional for OSL texture cache. */ - virtual ustring osl_filepath() const; - - /* Free any memory used for loading metadata and pixels. */ - virtual void cleanup(){}; - - /* Compare avoid loading the same image multiple times. */ - virtual bool equals(const ImageLoader &other) const = 0; - static bool equals(const ImageLoader *a, const ImageLoader *b); - - virtual bool is_vdb_loader() const; - - /* Work around for no RTTI. */ -}; - -/* Image Handle - * - * Access handle for image in the image manager. Multiple shader nodes may - * share the same image, and this class handles reference counting for that. */ -class ImageHandle { - public: - ImageHandle(); - ImageHandle(const ImageHandle &other); - ImageHandle &operator=(const ImageHandle &other); - ~ImageHandle(); - - bool operator==(const ImageHandle &other) const; - - void clear(); - - bool empty(); - int num_tiles(); - - ImageMetaData metadata(); - int svm_slot(const int tile_index = 0) const; - device_texture *image_memory(const int tile_index = 0) const; - - VDBImageLoader *vdb_loader(const int tile_index = 0) const; - - protected: - vector<int> tile_slots; - ImageManager *manager; - - friend class ImageManager; -}; - -/* Image Manager - * - * Handles loading and storage of all images in the scene. This includes 2D - * texture images and 3D volume images. */ -class ImageManager { - public: - explicit ImageManager(const DeviceInfo &info); - ~ImageManager(); - - ImageHandle add_image(const string &filename, const ImageParams ¶ms); - ImageHandle add_image(const string &filename, - const ImageParams ¶ms, - const array<int> &tiles); - ImageHandle add_image(ImageLoader *loader, const ImageParams ¶ms, const bool builtin = true); - - void device_update(Device *device, Scene *scene, Progress &progress); - void device_update_slot(Device *device, Scene *scene, int slot, Progress *progress); - void device_free(Device *device); - - void device_load_builtin(Device *device, Scene *scene, Progress &progress); - void device_free_builtin(Device *device); - - void set_osl_texture_system(void *texture_system); - bool set_animation_frame_update(int frame); - - void collect_statistics(RenderStats *stats); - - void tag_update(); - - bool need_update() const; - - struct Image { - ImageParams params; - ImageMetaData metadata; - ImageLoader *loader; - - float frame; - bool need_metadata; - bool need_load; - bool builtin; - - string mem_name; - device_texture *mem; - - int users; - thread_mutex mutex; - }; - - private: - bool need_update_; - - ImageDeviceFeatures features; - - thread_mutex device_mutex; - thread_mutex images_mutex; - int animation_frame; - - vector<Image *> images; - void *osl_texture_system; - - int add_image_slot(ImageLoader *loader, const ImageParams ¶ms, const bool builtin); - void add_image_user(int slot); - void remove_image_user(int slot); - - void load_image_metadata(Image *img); - - template<TypeDesc::BASETYPE FileFormat, typename StorageType> - bool file_load_image(Image *img, int texture_limit); - - void device_load_image(Device *device, Scene *scene, int slot, Progress *progress); - void device_free_image(Device *device, int slot); - - friend class ImageHandle; -}; - -CCL_NAMESPACE_END - -#endif /* __IMAGE_H__ */ |