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rendering_context_driver.h
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/**************************************************************************/
/* rendering_context_driver.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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. */
/**************************************************************************/
#pragma once
#include "servers/display_server.h"
class RenderingDeviceDriver;
class RenderingContextDriver {
public:
typedef uint64_t SurfaceID;
private:
HashMap<DisplayServer::WindowID, SurfaceID> window_surface_map;
public:
SurfaceID surface_get_from_window(DisplayServer::WindowID p_window) const;
Error window_create(DisplayServer::WindowID p_window, const void *p_platform_data);
void window_set_size(DisplayServer::WindowID p_window, uint32_t p_width, uint32_t p_height);
void window_set_vsync_mode(DisplayServer::WindowID p_window, DisplayServer::VSyncMode p_vsync_mode);
DisplayServer::VSyncMode window_get_vsync_mode(DisplayServer::WindowID p_window) const;
void window_destroy(DisplayServer::WindowID p_window);
public:
// Not an enum as these values are matched against values returned by
// the various drivers, which report them in uint32_t. Casting to an
// enum value is dangerous in this case as we don't actually know what
// range the driver is reporting a value in.
struct Vendor {
constexpr static uint32_t VENDOR_UNKNOWN = 0x0;
constexpr static uint32_t VENDOR_AMD = 0x1002;
constexpr static uint32_t VENDOR_IMGTEC = 0x1010;
constexpr static uint32_t VENDOR_APPLE = 0x106B;
constexpr static uint32_t VENDOR_NVIDIA = 0x10DE;
constexpr static uint32_t VENDOR_ARM = 0x13B5;
constexpr static uint32_t VENDOR_MICROSOFT = 0x1414;
constexpr static uint32_t VENDOR_QUALCOMM = 0x5143;
constexpr static uint32_t VENDOR_INTEL = 0x8086;
};
enum DeviceType {
DEVICE_TYPE_OTHER = 0x0,
DEVICE_TYPE_INTEGRATED_GPU = 0x1,
DEVICE_TYPE_DISCRETE_GPU = 0x2,
DEVICE_TYPE_VIRTUAL_GPU = 0x3,
DEVICE_TYPE_CPU = 0x4,
DEVICE_TYPE_MAX = 0x5
};
struct Workarounds {
bool avoid_compute_after_draw = false;
};
struct Device {
String name = "Unknown";
uint32_t vendor = Vendor::VENDOR_UNKNOWN;
DeviceType type = DEVICE_TYPE_OTHER;
Workarounds workarounds;
};
virtual ~RenderingContextDriver();
virtual Error initialize() = 0;
virtual const Device &device_get(uint32_t p_device_index) const = 0;
virtual uint32_t device_get_count() const = 0;
virtual bool device_supports_present(uint32_t p_device_index, SurfaceID p_surface) const = 0;
virtual RenderingDeviceDriver *driver_create() = 0;
virtual void driver_free(RenderingDeviceDriver *p_driver) = 0;
virtual SurfaceID surface_create(const void *p_platform_data) = 0;
virtual void surface_set_size(SurfaceID p_surface, uint32_t p_width, uint32_t p_height) = 0;
virtual void surface_set_vsync_mode(SurfaceID p_surface, DisplayServer::VSyncMode p_vsync_mode) = 0;
virtual DisplayServer::VSyncMode surface_get_vsync_mode(SurfaceID p_surface) const = 0;
virtual uint32_t surface_get_width(SurfaceID p_surface) const = 0;
virtual uint32_t surface_get_height(SurfaceID p_surface) const = 0;
virtual void surface_set_needs_resize(SurfaceID p_surface, bool p_needs_resize) = 0;
virtual bool surface_get_needs_resize(SurfaceID p_surface) const = 0;
virtual void surface_destroy(SurfaceID p_surface) = 0;
virtual bool is_debug_utils_enabled() const = 0;
String get_driver_and_device_memory_report() const;
virtual const char *get_tracked_object_name(uint32_t p_type_index) const;
virtual uint64_t get_tracked_object_type_count() const;
virtual uint64_t get_driver_total_memory() const;
virtual uint64_t get_driver_allocation_count() const;
virtual uint64_t get_driver_memory_by_object_type(uint32_t p_type) const;
virtual uint64_t get_driver_allocs_by_object_type(uint32_t p_type) const;
virtual uint64_t get_device_total_memory() const;
virtual uint64_t get_device_allocation_count() const;
virtual uint64_t get_device_memory_by_object_type(uint32_t p_type) const;
virtual uint64_t get_device_allocs_by_object_type(uint32_t p_type) const;
};