404 lines
12 KiB
C++
404 lines
12 KiB
C++
/*************************************************************************/
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/* rendering_server_default.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "rendering_server_default.h"
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#include "core/config/project_settings.h"
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#include "core/io/marshalls.h"
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#include "core/os/os.h"
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#include "core/templates/sort_array.h"
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#include "renderer_canvas_cull.h"
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#include "renderer_scene_cull.h"
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#include "rendering_server_globals.h"
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// careful, these may run in different threads than the rendering server
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int RenderingServerDefault::changes = 0;
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/* FREE */
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void RenderingServerDefault::_free(RID p_rid) {
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if (unlikely(p_rid.is_null())) {
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return;
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}
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if (RSG::storage->free(p_rid)) {
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return;
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}
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if (RSG::canvas->free(p_rid)) {
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return;
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}
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if (RSG::viewport->free(p_rid)) {
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return;
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}
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if (RSG::scene->free(p_rid)) {
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return;
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}
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}
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/* EVENT QUEUING */
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void RenderingServerDefault::request_frame_drawn_callback(const Callable &p_callable) {
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frame_drawn_callbacks.push_back(p_callable);
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}
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void RenderingServerDefault::_draw(bool p_swap_buffers, double frame_step) {
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//needs to be done before changes is reset to 0, to not force the editor to redraw
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RS::get_singleton()->emit_signal(SNAME("frame_pre_draw"));
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changes = 0;
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RSG::rasterizer->begin_frame(frame_step);
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TIMESTAMP_BEGIN()
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uint64_t time_usec = OS::get_singleton()->get_ticks_usec();
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RSG::scene->update(); //update scenes stuff before updating instances
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frame_setup_time = double(OS::get_singleton()->get_ticks_usec() - time_usec) / 1000.0;
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RSG::storage->update_particles(); //need to be done after instances are updated (colliders and particle transforms), and colliders are rendered
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RSG::scene->render_probes();
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RSG::viewport->draw_viewports();
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RSG::canvas_render->update();
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RSG::rasterizer->end_frame(p_swap_buffers);
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RSG::canvas->update_visibility_notifiers();
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RSG::scene->update_visibility_notifiers();
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while (frame_drawn_callbacks.front()) {
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Callable c = frame_drawn_callbacks.front()->get();
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Variant result;
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Callable::CallError ce;
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c.call(nullptr, 0, result, ce);
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if (ce.error != Callable::CallError::CALL_OK) {
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String err = Variant::get_callable_error_text(c, nullptr, 0, ce);
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ERR_PRINT("Error calling frame drawn function: " + err);
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}
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frame_drawn_callbacks.pop_front();
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}
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RS::get_singleton()->emit_signal(SNAME("frame_post_draw"));
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if (RSG::storage->get_captured_timestamps_count()) {
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Vector<FrameProfileArea> new_profile;
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if (RSG::storage->capturing_timestamps) {
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new_profile.resize(RSG::storage->get_captured_timestamps_count());
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}
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uint64_t base_cpu = RSG::storage->get_captured_timestamp_cpu_time(0);
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uint64_t base_gpu = RSG::storage->get_captured_timestamp_gpu_time(0);
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for (uint32_t i = 0; i < RSG::storage->get_captured_timestamps_count(); i++) {
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uint64_t time_cpu = RSG::storage->get_captured_timestamp_cpu_time(i);
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uint64_t time_gpu = RSG::storage->get_captured_timestamp_gpu_time(i);
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String name = RSG::storage->get_captured_timestamp_name(i);
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if (name.begins_with("vp_")) {
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RSG::viewport->handle_timestamp(name, time_cpu, time_gpu);
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}
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if (RSG::storage->capturing_timestamps) {
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new_profile.write[i].gpu_msec = double((time_gpu - base_gpu) / 1000) / 1000.0;
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new_profile.write[i].cpu_msec = double(time_cpu - base_cpu) / 1000.0;
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new_profile.write[i].name = RSG::storage->get_captured_timestamp_name(i);
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}
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}
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frame_profile = new_profile;
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}
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frame_profile_frame = RSG::storage->get_captured_timestamps_frame();
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if (print_gpu_profile) {
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if (print_frame_profile_ticks_from == 0) {
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print_frame_profile_ticks_from = OS::get_singleton()->get_ticks_usec();
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}
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double total_time = 0.0;
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for (int i = 0; i < frame_profile.size() - 1; i++) {
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String name = frame_profile[i].name;
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if (name[0] == '<' || name[0] == '>') {
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continue;
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}
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double time = frame_profile[i + 1].gpu_msec - frame_profile[i].gpu_msec;
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if (name[0] != '<' && name[0] != '>') {
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if (print_gpu_profile_task_time.has(name)) {
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print_gpu_profile_task_time[name] += time;
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} else {
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print_gpu_profile_task_time[name] = time;
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}
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}
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}
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if (frame_profile.size()) {
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total_time = frame_profile[frame_profile.size() - 1].gpu_msec;
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}
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uint64_t ticks_elapsed = OS::get_singleton()->get_ticks_usec() - print_frame_profile_ticks_from;
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print_frame_profile_frame_count++;
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if (ticks_elapsed > 1000000) {
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print_line("GPU PROFILE (total " + rtos(total_time) + "ms): ");
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float print_threshold = 0.01;
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for (OrderedHashMap<String, float>::Element E = print_gpu_profile_task_time.front(); E; E = E.next()) {
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double time = E.value() / double(print_frame_profile_frame_count);
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if (time > print_threshold) {
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print_line("\t-" + E.key() + ": " + rtos(time) + "ms");
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}
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}
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print_gpu_profile_task_time.clear();
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print_frame_profile_ticks_from = OS::get_singleton()->get_ticks_usec();
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print_frame_profile_frame_count = 0;
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}
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}
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RSG::storage->update_memory_info();
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}
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double RenderingServerDefault::get_frame_setup_time_cpu() const {
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return frame_setup_time;
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}
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bool RenderingServerDefault::has_changed() const {
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return changes > 0;
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}
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void RenderingServerDefault::_init() {
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RSG::rasterizer->initialize();
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}
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void RenderingServerDefault::_finish() {
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if (test_cube.is_valid()) {
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free(test_cube);
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}
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RSG::rasterizer->finalize();
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}
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void RenderingServerDefault::init() {
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if (create_thread) {
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print_verbose("RenderingServerWrapMT: Creating render thread");
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DisplayServer::get_singleton()->release_rendering_thread();
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if (create_thread) {
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thread.start(_thread_callback, this);
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print_verbose("RenderingServerWrapMT: Starting render thread");
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}
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while (!draw_thread_up.is_set()) {
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OS::get_singleton()->delay_usec(1000);
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}
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print_verbose("RenderingServerWrapMT: Finished render thread");
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} else {
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_init();
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}
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}
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void RenderingServerDefault::finish() {
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if (create_thread) {
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command_queue.push(this, &RenderingServerDefault::_thread_exit);
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thread.wait_to_finish();
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} else {
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_finish();
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}
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}
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/* STATUS INFORMATION */
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uint64_t RenderingServerDefault::get_rendering_info(RenderingInfo p_info) {
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if (p_info == RENDERING_INFO_TOTAL_OBJECTS_IN_FRAME) {
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return RSG::viewport->get_total_objects_drawn();
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} else if (p_info == RENDERING_INFO_TOTAL_PRIMITIVES_IN_FRAME) {
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return RSG::viewport->get_total_vertices_drawn();
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} else if (p_info == RENDERING_INFO_TOTAL_DRAW_CALLS_IN_FRAME) {
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return RSG::viewport->get_total_draw_calls_used();
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}
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return RSG::storage->get_rendering_info(p_info);
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}
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String RenderingServerDefault::get_video_adapter_name() const {
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return RSG::storage->get_video_adapter_name();
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}
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String RenderingServerDefault::get_video_adapter_vendor() const {
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return RSG::storage->get_video_adapter_vendor();
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}
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void RenderingServerDefault::set_frame_profiling_enabled(bool p_enable) {
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RSG::storage->capturing_timestamps = p_enable;
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}
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uint64_t RenderingServerDefault::get_frame_profile_frame() {
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return frame_profile_frame;
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}
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Vector<RenderingServer::FrameProfileArea> RenderingServerDefault::get_frame_profile() {
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return frame_profile;
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}
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/* TESTING */
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void RenderingServerDefault::set_boot_image(const Ref<Image> &p_image, const Color &p_color, bool p_scale, bool p_use_filter) {
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redraw_request();
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RSG::rasterizer->set_boot_image(p_image, p_color, p_scale, p_use_filter);
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}
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void RenderingServerDefault::set_default_clear_color(const Color &p_color) {
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RSG::viewport->set_default_clear_color(p_color);
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}
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bool RenderingServerDefault::has_feature(Features p_feature) const {
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return false;
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}
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void RenderingServerDefault::sdfgi_set_debug_probe_select(const Vector3 &p_position, const Vector3 &p_dir) {
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RSG::scene->sdfgi_set_debug_probe_select(p_position, p_dir);
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}
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void RenderingServerDefault::set_print_gpu_profile(bool p_enable) {
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RSG::storage->capturing_timestamps = p_enable;
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print_gpu_profile = p_enable;
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}
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RID RenderingServerDefault::get_test_cube() {
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if (!test_cube.is_valid()) {
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test_cube = _make_test_cube();
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}
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return test_cube;
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}
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bool RenderingServerDefault::has_os_feature(const String &p_feature) const {
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return RSG::storage->has_os_feature(p_feature);
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}
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void RenderingServerDefault::set_debug_generate_wireframes(bool p_generate) {
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RSG::storage->set_debug_generate_wireframes(p_generate);
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}
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bool RenderingServerDefault::is_low_end() const {
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// FIXME: Commented out when rebasing vulkan branch on master,
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// causes a crash, it seems rasterizer is not initialized yet the
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// first time it's called.
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//return RSG::rasterizer->is_low_end();
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return false;
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}
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void RenderingServerDefault::_thread_exit() {
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exit.set();
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}
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void RenderingServerDefault::_thread_draw(bool p_swap_buffers, double frame_step) {
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if (!draw_pending.decrement()) {
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_draw(p_swap_buffers, frame_step);
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}
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}
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void RenderingServerDefault::_thread_flush() {
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draw_pending.decrement();
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}
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void RenderingServerDefault::_thread_callback(void *_instance) {
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RenderingServerDefault *vsmt = reinterpret_cast<RenderingServerDefault *>(_instance);
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vsmt->_thread_loop();
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}
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void RenderingServerDefault::_thread_loop() {
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server_thread = Thread::get_caller_id();
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DisplayServer::get_singleton()->make_rendering_thread();
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_init();
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draw_thread_up.set();
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while (!exit.is_set()) {
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// flush commands one by one, until exit is requested
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command_queue.wait_and_flush();
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}
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command_queue.flush_all(); // flush all
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_finish();
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}
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/* EVENT QUEUING */
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void RenderingServerDefault::sync() {
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if (create_thread) {
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draw_pending.increment();
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command_queue.push_and_sync(this, &RenderingServerDefault::_thread_flush);
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} else {
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command_queue.flush_all(); //flush all pending from other threads
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}
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}
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void RenderingServerDefault::draw(bool p_swap_buffers, double frame_step) {
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if (create_thread) {
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draw_pending.increment();
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command_queue.push(this, &RenderingServerDefault::_thread_draw, p_swap_buffers, frame_step);
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} else {
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_draw(p_swap_buffers, frame_step);
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}
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}
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RenderingServerDefault::RenderingServerDefault(bool p_create_thread) :
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command_queue(p_create_thread) {
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create_thread = p_create_thread;
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if (!p_create_thread) {
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server_thread = Thread::get_caller_id();
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} else {
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server_thread = 0;
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}
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RSG::threaded = p_create_thread;
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RSG::canvas = memnew(RendererCanvasCull);
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RSG::viewport = memnew(RendererViewport);
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RendererSceneCull *sr = memnew(RendererSceneCull);
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RSG::scene = sr;
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RSG::rasterizer = RendererCompositor::create();
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RSG::storage = RSG::rasterizer->get_storage();
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RSG::canvas_render = RSG::rasterizer->get_canvas();
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sr->set_scene_render(RSG::rasterizer->get_scene());
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frame_profile_frame = 0;
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}
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RenderingServerDefault::~RenderingServerDefault() {
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memdelete(RSG::canvas);
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memdelete(RSG::viewport);
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memdelete(RSG::rasterizer);
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memdelete(RSG::scene);
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}
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