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Use afterMinimumDuration to correct frame pacing

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This commit is contained in:
mrsaturnsan 2024-11-10 19:29:45 -06:00
parent 0f5f3bc954
commit 376c6c0c7d
4 changed files with 10 additions and 1 deletions
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2
drivers/metal/rendering_context_driver_metal.h
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@ -107,6 +107,7 @@ public:
uint32_t height = 0; uint32_t height = 0;
DisplayServer::VSyncMode vsync_mode = DisplayServer::VSYNC_ENABLED; DisplayServer::VSyncMode vsync_mode = DisplayServer::VSYNC_ENABLED;
bool needs_resize = false; bool needs_resize = false;
double present_minimum_duration = 0.0;
Surface( Surface(
#ifdef __OBJC__ #ifdef __OBJC__
@ -123,6 +124,7 @@ public:
virtual Error resize(uint32_t p_desired_framebuffer_count) = 0; virtual Error resize(uint32_t p_desired_framebuffer_count) = 0;
virtual RDD::FramebufferID acquire_next_frame_buffer() = 0; virtual RDD::FramebufferID acquire_next_frame_buffer() = 0;
virtual void present(MDCommandBuffer *p_cmd_buffer) = 0; virtual void present(MDCommandBuffer *p_cmd_buffer) = 0;
void set_max_fps(int p_max_fps) { present_minimum_duration = p_max_fps ? 1.0 / p_max_fps : 0.0; }
}; };
#ifdef __OBJC__ #ifdef __OBJC__

2
drivers/metal/rendering_context_driver_metal.mm
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@ -172,7 +172,7 @@ public:
count--; count--;
front = (front + 1) % frame_buffers.size(); front = (front + 1) % frame_buffers.size();
[p_cmd_buffer->get_command_buffer() presentDrawable:drawable]; [p_cmd_buffer->get_command_buffer() presentDrawable:drawable afterMinimumDuration:present_minimum_duration];
} }
}; };

1
drivers/metal/rendering_device_driver_metal.h
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@ -220,6 +220,7 @@ public:
virtual FramebufferID swap_chain_acquire_framebuffer(CommandQueueID p_cmd_queue, SwapChainID p_swap_chain, bool &r_resize_required) override final; virtual FramebufferID swap_chain_acquire_framebuffer(CommandQueueID p_cmd_queue, SwapChainID p_swap_chain, bool &r_resize_required) override final;
virtual RenderPassID swap_chain_get_render_pass(SwapChainID p_swap_chain) override final; virtual RenderPassID swap_chain_get_render_pass(SwapChainID p_swap_chain) override final;
virtual DataFormat swap_chain_get_format(SwapChainID p_swap_chain) override final; virtual DataFormat swap_chain_get_format(SwapChainID p_swap_chain) override final;
virtual void swap_chain_set_max_fps(SwapChainID p_swap_chain, int p_max_fps) override final;
virtual void swap_chain_free(SwapChainID p_swap_chain) override final; virtual void swap_chain_free(SwapChainID p_swap_chain) override final;
#pragma mark - Frame Buffer #pragma mark - Frame Buffer

6
drivers/metal/rendering_device_driver_metal.mm
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@ -982,6 +982,12 @@ RDD::DataFormat RenderingDeviceDriverMetal::swap_chain_get_format(SwapChainID p_
return swap_chain->data_format; return swap_chain->data_format;
} }
void RenderingDeviceDriverMetal::swap_chain_set_max_fps(SwapChainID p_swap_chain, int p_max_fps) {
SwapChain *swap_chain = (SwapChain *)(p_swap_chain.id);
RenderingContextDriverMetal::Surface *metal_surface = (RenderingContextDriverMetal::Surface *)(swap_chain->surface);
metal_surface->set_max_fps(p_max_fps);
}
void RenderingDeviceDriverMetal::swap_chain_free(SwapChainID p_swap_chain) { void RenderingDeviceDriverMetal::swap_chain_free(SwapChainID p_swap_chain) {
SwapChain *swap_chain = (SwapChain *)(p_swap_chain.id); SwapChain *swap_chain = (SwapChain *)(p_swap_chain.id);
_swap_chain_release(swap_chain); _swap_chain_release(swap_chain);