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Diffstat (limited to 'drivers/metal/rendering_context_driver_metal.h')
| -rw-r--r-- | drivers/metal/rendering_context_driver_metal.h | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/drivers/metal/rendering_context_driver_metal.h b/drivers/metal/rendering_context_driver_metal.h new file mode 100644 index 0000000000..7e0b09186d --- /dev/null +++ b/drivers/metal/rendering_context_driver_metal.h @@ -0,0 +1,145 @@ +/**************************************************************************/ +/* rendering_context_driver_metal.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. */ +/**************************************************************************/ + +#ifndef RENDERING_CONTEXT_DRIVER_METAL_H +#define RENDERING_CONTEXT_DRIVER_METAL_H + +#ifdef METAL_ENABLED + +#import "servers/rendering/rendering_context_driver.h" +#import "servers/rendering/rendering_device_driver.h" + +#import <CoreGraphics/CGGeometry.h> + +#ifdef __OBJC__ +#import "metal_objects.h" + +#import <Metal/Metal.h> +#import <QuartzCore/CALayer.h> + +@class CAMetalLayer; +@protocol CAMetalDrawable; +#else +typedef enum MTLPixelFormat { + MTLPixelFormatBGRA8Unorm = 80, +} MTLPixelFormat; +class MDCommandBuffer; +#endif + +class PixelFormats; +class MDResourceCache; + +class API_AVAILABLE(macos(11.0), ios(14.0)) RenderingContextDriverMetal : public RenderingContextDriver { +protected: +#ifdef __OBJC__ + id<MTLDevice> metal_device = nullptr; +#else + void *metal_device = nullptr; +#endif + Device device; // There is only one device on Apple Silicon. + +public: + Error initialize() final override; + const Device &device_get(uint32_t p_device_index) const final override; + uint32_t device_get_count() const final override; + bool device_supports_present(uint32_t p_device_index, SurfaceID p_surface) const final override { return true; } + RenderingDeviceDriver *driver_create() final override; + void driver_free(RenderingDeviceDriver *p_driver) final override; + SurfaceID surface_create(const void *p_platform_data) final override; + void surface_set_size(SurfaceID p_surface, uint32_t p_width, uint32_t p_height) final override; + void surface_set_vsync_mode(SurfaceID p_surface, DisplayServer::VSyncMode p_vsync_mode) final override; + DisplayServer::VSyncMode surface_get_vsync_mode(SurfaceID p_surface) const final override; + uint32_t surface_get_width(SurfaceID p_surface) const final override; + uint32_t surface_get_height(SurfaceID p_surface) const final override; + void surface_set_needs_resize(SurfaceID p_surface, bool p_needs_resize) final override; + bool surface_get_needs_resize(SurfaceID p_surface) const final override; + void surface_destroy(SurfaceID p_surface) final override; + bool is_debug_utils_enabled() const final override { return true; } + +#pragma mark - Metal-specific methods + + // Platform-specific data for the Windows embedded in this driver. + struct WindowPlatformData { +#ifdef __OBJC__ + CAMetalLayer *__unsafe_unretained layer; +#else + void *layer; +#endif + }; + + class API_AVAILABLE(macos(11.0), ios(14.0)) Surface { + protected: +#ifdef __OBJC__ + id<MTLDevice> device; +#else + void *device; +#endif + + public: + uint32_t width = 0; + uint32_t height = 0; + DisplayServer::VSyncMode vsync_mode = DisplayServer::VSYNC_ENABLED; + bool needs_resize = false; + + Surface( +#ifdef __OBJC__ + id<MTLDevice> p_device +#else + void *p_device +#endif + ) : + device(p_device) { + } + virtual ~Surface() = default; + + MTLPixelFormat get_pixel_format() const { return MTLPixelFormatBGRA8Unorm; } + virtual Error resize(uint32_t p_desired_framebuffer_count) = 0; + virtual RDD::FramebufferID acquire_next_frame_buffer() = 0; + virtual void present(MDCommandBuffer *p_cmd_buffer) = 0; + }; + +#ifdef __OBJC__ + id<MTLDevice> +#else + void * +#endif + get_metal_device() const { + return metal_device; + } + +#pragma mark - Initialization + + RenderingContextDriverMetal(); + ~RenderingContextDriverMetal() override; +}; + +#endif // METAL_ENABLED + +#endif // RENDERING_CONTEXT_DRIVER_METAL_H |