godot/drivers/gles3/rasterizer_gles3.h
clayjohn 154b9c1c91 Use a giant UBO to optimize performance in 2D
This removes the countless small UBO writes we had before
and replaces them with a single large write per render pass.

This results in much faster rendering on low-end devices
but improves speed on all devices.
2022-10-06 11:24:45 -07:00

117 lines
4.9 KiB
C++

/*************************************************************************/
/* rasterizer_gles3.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* 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 RASTERIZER_GLES3_H
#define RASTERIZER_GLES3_H
#ifdef GLES3_ENABLED
#include "effects/copy_effects.h"
#include "environment/fog.h"
#include "environment/gi.h"
#include "rasterizer_canvas_gles3.h"
#include "rasterizer_scene_gles3.h"
#include "servers/rendering/renderer_compositor.h"
#include "storage/config.h"
#include "storage/light_storage.h"
#include "storage/material_storage.h"
#include "storage/mesh_storage.h"
#include "storage/particles_storage.h"
#include "storage/texture_storage.h"
#include "storage/utilities.h"
class RasterizerGLES3 : public RendererCompositor {
private:
uint64_t frame = 1;
float delta = 0;
double time_total = 0.0;
protected:
GLES3::Config *config = nullptr;
GLES3::Utilities *utilities = nullptr;
GLES3::TextureStorage *texture_storage = nullptr;
GLES3::MaterialStorage *material_storage = nullptr;
GLES3::MeshStorage *mesh_storage = nullptr;
GLES3::ParticlesStorage *particles_storage = nullptr;
GLES3::LightStorage *light_storage = nullptr;
GLES3::GI *gi = nullptr;
GLES3::Fog *fog = nullptr;
GLES3::CopyEffects *copy_effects = nullptr;
RasterizerCanvasGLES3 *canvas = nullptr;
RasterizerSceneGLES3 *scene = nullptr;
void _blit_render_target_to_screen(RID p_render_target, DisplayServer::WindowID p_screen, const Rect2 &p_screen_rect);
public:
RendererUtilities *get_utilities() { return utilities; }
RendererLightStorage *get_light_storage() { return light_storage; }
RendererMaterialStorage *get_material_storage() { return material_storage; }
RendererMeshStorage *get_mesh_storage() { return mesh_storage; }
RendererParticlesStorage *get_particles_storage() { return particles_storage; }
RendererTextureStorage *get_texture_storage() { return texture_storage; }
RendererGI *get_gi() { return gi; }
RendererFog *get_fog() { return fog; }
RendererCanvasRender *get_canvas() { return canvas; }
RendererSceneRender *get_scene() { return scene; }
void set_boot_image(const Ref<Image> &p_image, const Color &p_color, bool p_scale, bool p_use_filter = true);
void initialize();
void begin_frame(double frame_step);
void prepare_for_blitting_render_targets();
void blit_render_targets_to_screen(DisplayServer::WindowID p_screen, const BlitToScreen *p_render_targets, int p_amount);
void end_frame(bool p_swap_buffers);
void finalize();
static RendererCompositor *_create_current() {
return memnew(RasterizerGLES3);
}
static void make_current() {
_create_func = _create_current;
low_end = true;
}
_ALWAYS_INLINE_ uint64_t get_frame_number() const { return frame; }
_ALWAYS_INLINE_ double get_frame_delta_time() const { return delta; }
_ALWAYS_INLINE_ double get_total_time() const { return time_total; }
RasterizerGLES3();
~RasterizerGLES3();
};
#endif // GLES3_ENABLED
#endif // RASTERIZER_GLES3_H