130 lines
4.0 KiB
C++
130 lines
4.0 KiB
C++
/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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//! \file
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#ifndef TNT_FILAMENT_DEBUG_H
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#define TNT_FILAMENT_DEBUG_H
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#include <filament/FilamentAPI.h>
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#include <utils/compiler.h>
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#include <math/mathfwd.h>
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// FIXME: could we get rid of <utility>
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#include <utility> // for std::pair
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#include <stdint.h>
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namespace filament {
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/**
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* A registry of runtime properties used exclusively for debugging
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*
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* Filament exposes a few properties that can be queried and set, which control certain debugging
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* features of the engine. These properties can be set at runtime at anytime.
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*
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*/
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class UTILS_PUBLIC DebugRegistry : public FilamentAPI {
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public:
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/**
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* Type of a property
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*/
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enum Type {
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BOOL, INT, FLOAT, FLOAT2, FLOAT3, FLOAT4
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};
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/**
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* Information about a property
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*/
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struct Property {
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const char* name; //!< property name
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Type type; //!< property type
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};
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/**
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* Queries the list of all available properties.
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*
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* @return A pair containing a pointer to a Property array and the size of this array.
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*/
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std::pair<Property const*, size_t> getProperties() const noexcept;
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/**
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* Queries whether a property exists
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* @param name The name of the property to query
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* @return true if the property exists, false otherwise
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*/
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bool hasProperty(const char* name) const noexcept;
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/**
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* Queries the address of a property's data from its name
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* @param name Name of the property we want the data address of
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* @return Address of the data of the \p name property
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* @{
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*/
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void* getPropertyAddress(const char* name) noexcept;
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template<typename T>
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inline T* getPropertyAddress(const char* name) noexcept {
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return static_cast<T*>(getPropertyAddress(name));
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}
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template<typename T>
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inline bool getPropertyAddress(const char* name, T** p) noexcept {
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*p = getPropertyAddress<T>(name);
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return *p != nullptr;
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}
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/** @}*/
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/**
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* Set the value of a property
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* @param name Name of the property to set the value of
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* @param v Value to set
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* @return true if the operation was successful, false otherwise.
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* @{
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*/
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bool setProperty(const char* name, bool v) noexcept;
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bool setProperty(const char* name, int v) noexcept;
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bool setProperty(const char* name, float v) noexcept;
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bool setProperty(const char* name, math::float2 v) noexcept;
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bool setProperty(const char* name, math::float3 v) noexcept;
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bool setProperty(const char* name, math::float4 v) noexcept;
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/** @}*/
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/**
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* Get the value of a property
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* @param name Name of the property to get the value of
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* @param v A pointer to a variable which will hold the result
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* @return true if the call was successful and \p v was updated
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* @{
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*/
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bool getProperty(const char* name, bool* v) const noexcept;
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bool getProperty(const char* name, int* v) const noexcept;
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bool getProperty(const char* name, float* v) const noexcept;
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bool getProperty(const char* name, math::float2* v) const noexcept;
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bool getProperty(const char* name, math::float3* v) const noexcept;
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bool getProperty(const char* name, math::float4* v) const noexcept;
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/** @}*/
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};
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} // namespace filament
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#endif /* TNT_FILAMENT_DEBUG_H */
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