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Diffstat (limited to 'servers/rendering/rasterizer.h')
| -rw-r--r-- | servers/rendering/rasterizer.h | 1307 |
1 files changed, 1307 insertions, 0 deletions
diff --git a/servers/rendering/rasterizer.h b/servers/rendering/rasterizer.h new file mode 100644 index 0000000000..f63d1077bb --- /dev/null +++ b/servers/rendering/rasterizer.h @@ -0,0 +1,1307 @@ +/*************************************************************************/ +/* rasterizer.h */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2020 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_H +#define RASTERIZER_H + +#include "core/math/camera_matrix.h" +#include "servers/rendering_server.h" + +#include "core/pair.h" +#include "core/self_list.h" + +class RasterizerScene { + +public: + /* SHADOW ATLAS API */ + + virtual RID shadow_atlas_create() = 0; + virtual void shadow_atlas_set_size(RID p_atlas, int p_size) = 0; + virtual void shadow_atlas_set_quadrant_subdivision(RID p_atlas, int p_quadrant, int p_subdivision) = 0; + virtual bool shadow_atlas_update_light(RID p_atlas, RID p_light_intance, float p_coverage, uint64_t p_light_version) = 0; + + virtual void directional_shadow_atlas_set_size(int p_size) = 0; + virtual int get_directional_light_shadow_size(RID p_light_intance) = 0; + virtual void set_directional_shadow_count(int p_count) = 0; + + /* SKY API */ + + virtual RID sky_create() = 0; + virtual void sky_set_radiance_size(RID p_sky, int p_radiance_size) = 0; + virtual void sky_set_mode(RID p_sky, RS::SkyMode p_samples) = 0; + virtual void sky_set_material(RID p_sky, RID p_material) = 0; + + /* ENVIRONMENT API */ + + virtual RID environment_create() = 0; + + virtual void environment_set_background(RID p_env, RS::EnvironmentBG p_bg) = 0; + virtual void environment_set_sky(RID p_env, RID p_sky) = 0; + virtual void environment_set_sky_custom_fov(RID p_env, float p_scale) = 0; + virtual void environment_set_sky_orientation(RID p_env, const Basis &p_orientation) = 0; + virtual void environment_set_bg_color(RID p_env, const Color &p_color) = 0; + virtual void environment_set_bg_energy(RID p_env, float p_energy) = 0; + virtual void environment_set_canvas_max_layer(RID p_env, int p_max_layer) = 0; + virtual void environment_set_ambient_light(RID p_env, const Color &p_color, RS::EnvironmentAmbientSource p_ambient = RS::ENV_AMBIENT_SOURCE_BG, float p_energy = 1.0, float p_sky_contribution = 0.0, RS::EnvironmentReflectionSource p_reflection_source = RS::ENV_REFLECTION_SOURCE_BG, const Color &p_ao_color = Color()) = 0; +// FIXME: Disabled during Vulkan refactoring, should be ported. +#if 0 + virtual void environment_set_camera_feed_id(RID p_env, int p_camera_feed_id) = 0; +#endif + + virtual void environment_set_glow(RID p_env, bool p_enable, int p_level_flags, float p_intensity, float p_strength, float p_mix, float p_bloom_threshold, RS::EnvironmentGlowBlendMode p_blend_mode, float p_hdr_bleed_threshold, float p_hdr_bleed_scale, float p_hdr_luminance_cap, bool p_bicubic_upscale) = 0; + virtual void environment_set_fog(RID p_env, bool p_enable, float p_begin, float p_end, RID p_gradient_texture) = 0; + + virtual void environment_set_ssr(RID p_env, bool p_enable, int p_max_steps, float p_fade_int, float p_fade_out, float p_depth_tolerance, bool p_roughness) = 0; + virtual void environment_set_ssao(RID p_env, bool p_enable, float p_radius, float p_intensity, float p_bias, float p_light_affect, float p_ao_channel_affect, RS::EnvironmentSSAOBlur p_blur, float p_bilateral_sharpness) = 0; + + virtual void environment_set_ssao_quality(RS::EnvironmentSSAOQuality p_quality, bool p_half_size) = 0; + + virtual void environment_set_tonemap(RID p_env, RS::EnvironmentToneMapper p_tone_mapper, float p_exposure, float p_white, bool p_auto_exposure, float p_min_luminance, float p_max_luminance, float p_auto_exp_speed, float p_auto_exp_scale) = 0; + + virtual void environment_set_adjustment(RID p_env, bool p_enable, float p_brightness, float p_contrast, float p_saturation, RID p_ramp) = 0; + + virtual void environment_set_fog(RID p_env, bool p_enable, const Color &p_color, const Color &p_sun_color, float p_sun_amount) = 0; + virtual void environment_set_fog_depth(RID p_env, bool p_enable, float p_depth_begin, float p_depth_end, float p_depth_curve, bool p_transmit, float p_transmit_curve) = 0; + virtual void environment_set_fog_height(RID p_env, bool p_enable, float p_min_height, float p_max_height, float p_height_curve) = 0; + + virtual bool is_environment(RID p_env) const = 0; + virtual RS::EnvironmentBG environment_get_background(RID p_env) const = 0; + virtual int environment_get_canvas_max_layer(RID p_env) const = 0; + + virtual RID camera_effects_create() = 0; + + virtual void camera_effects_set_dof_blur_quality(RS::DOFBlurQuality p_quality, bool p_use_jitter) = 0; + virtual void camera_effects_set_dof_blur_bokeh_shape(RS::DOFBokehShape p_shape) = 0; + + virtual void camera_effects_set_dof_blur(RID p_camera_effects, bool p_far_enable, float p_far_distance, float p_far_transition, bool p_near_enable, float p_near_distance, float p_near_transition, float p_amount) = 0; + virtual void camera_effects_set_custom_exposure(RID p_camera_effects, bool p_enable, float p_exposure) = 0; + + struct InstanceBase; + + struct InstanceDependency { + + void instance_notify_changed(bool p_aabb, bool p_dependencies); + void instance_notify_deleted(RID p_deleted); + + ~InstanceDependency(); + + private: + friend struct InstanceBase; + Map<InstanceBase *, uint32_t> instances; + }; + + struct InstanceBase { + + RS::InstanceType base_type; + RID base; + + RID skeleton; + RID material_override; + + RID instance_data; + + Transform transform; + + int depth_layer; + uint32_t layer_mask; + uint32_t instance_version; + + //RID sampled_light; + + Vector<RID> materials; + Vector<RID> light_instances; + Vector<RID> reflection_probe_instances; + Vector<RID> gi_probe_instances; + + Vector<float> blend_values; + + RS::ShadowCastingSetting cast_shadows; + + //fit in 32 bits + bool mirror : 8; + bool receive_shadows : 8; + bool visible : 8; + bool baked_light : 2; //this flag is only to know if it actually did use baked light + bool dynamic_gi : 2; //this flag is only to know if it actually did use baked light + bool redraw_if_visible : 4; + + float depth; //used for sorting + + SelfList<InstanceBase> dependency_item; + + InstanceBase *lightmap_capture; + RID lightmap; + Vector<Color> lightmap_capture_data; //in a array (12 values) to avoid wasting space if unused. Alpha is unused, but needed to send to shader + + AABB aabb; + AABB transformed_aabb; + + virtual void dependency_deleted(RID p_dependency) = 0; + virtual void dependency_changed(bool p_aabb, bool p_dependencies) = 0; + + Set<InstanceDependency *> dependencies; + + void instance_increase_version() { + instance_version++; + } + + void update_dependency(InstanceDependency *p_dependency) { + dependencies.insert(p_dependency); + p_dependency->instances[this] = instance_version; + } + + void clean_up_dependencies() { + List<Pair<InstanceDependency *, Map<InstanceBase *, uint32_t>::Element *>> to_clean_up; + for (Set<InstanceDependency *>::Element *E = dependencies.front(); E; E = E->next()) { + InstanceDependency *dep = E->get(); + Map<InstanceBase *, uint32_t>::Element *F = dep->instances.find(this); + ERR_CONTINUE(!F); + if (F->get() != instance_version) { + Pair<InstanceDependency *, Map<InstanceBase *, uint32_t>::Element *> p; + p.first = dep; + p.second = F; + to_clean_up.push_back(p); + } + } + + while (to_clean_up.size()) { + to_clean_up.front()->get().first->instances.erase(to_clean_up.front()->get().second); + to_clean_up.pop_front(); + } + } + + void clear_dependencies() { + for (Set<InstanceDependency *>::Element *E = dependencies.front(); E; E = E->next()) { + InstanceDependency *dep = E->get(); + dep->instances.erase(this); + } + dependencies.clear(); + } + + InstanceBase() : + dependency_item(this) { + + base_type = RS::INSTANCE_NONE; + cast_shadows = RS::SHADOW_CASTING_SETTING_ON; + receive_shadows = true; + visible = true; + depth_layer = 0; + layer_mask = 1; + instance_version = 0; + baked_light = false; + dynamic_gi = false; + redraw_if_visible = false; + lightmap_capture = NULL; + } + + virtual ~InstanceBase() { + clear_dependencies(); + } + }; + + virtual RID light_instance_create(RID p_light) = 0; + virtual void light_instance_set_transform(RID p_light_instance, const Transform &p_transform) = 0; + virtual void light_instance_set_shadow_transform(RID p_light_instance, const CameraMatrix &p_projection, const Transform &p_transform, float p_far, float p_split, int p_pass, float p_bias_scale = 1.0) = 0; + virtual void light_instance_mark_visible(RID p_light_instance) = 0; + virtual bool light_instances_can_render_shadow_cube() const { return true; } + + virtual RID reflection_atlas_create() = 0; + virtual void reflection_atlas_set_size(RID p_ref_atlas, int p_reflection_size, int p_reflection_count) = 0; + + virtual RID reflection_probe_instance_create(RID p_probe) = 0; + virtual void reflection_probe_instance_set_transform(RID p_instance, const Transform &p_transform) = 0; + virtual void reflection_probe_release_atlas_index(RID p_instance) = 0; + virtual bool reflection_probe_instance_needs_redraw(RID p_instance) = 0; + virtual bool reflection_probe_instance_has_reflection(RID p_instance) = 0; + virtual bool reflection_probe_instance_begin_render(RID p_instance, RID p_reflection_atlas) = 0; + virtual bool reflection_probe_instance_postprocess_step(RID p_instance) = 0; + + virtual RID gi_probe_instance_create(RID p_gi_probe) = 0; + virtual void gi_probe_instance_set_transform_to_data(RID p_probe, const Transform &p_xform) = 0; + virtual bool gi_probe_needs_update(RID p_probe) const = 0; + virtual void gi_probe_update(RID p_probe, bool p_update_light_instances, const Vector<RID> &p_light_instances, int p_dynamic_object_count, InstanceBase **p_dynamic_objects) = 0; + + virtual void render_scene(RID p_render_buffers, const Transform &p_cam_transform, const CameraMatrix &p_cam_projection, bool p_cam_ortogonal, InstanceBase **p_cull_result, int p_cull_count, RID *p_light_cull_result, int p_light_cull_count, RID *p_reflection_probe_cull_result, int p_reflection_probe_cull_count, RID *p_gi_probe_cull_result, int p_gi_probe_cull_count, RID p_environment, RID p_camera_effects, RID p_shadow_atlas, RID p_reflection_atlas, RID p_reflection_probe, int p_reflection_probe_pass) = 0; + + virtual void render_shadow(RID p_light, RID p_shadow_atlas, int p_pass, InstanceBase **p_cull_result, int p_cull_count) = 0; + virtual void render_material(const Transform &p_cam_transform, const CameraMatrix &p_cam_projection, bool p_cam_ortogonal, InstanceBase **p_cull_result, int p_cull_count, RID p_framebuffer, const Rect2i &p_region) = 0; + + virtual void set_scene_pass(uint64_t p_pass) = 0; + virtual void set_time(double p_time, double p_step) = 0; + virtual void set_debug_draw_mode(RS::ViewportDebugDraw p_debug_draw) = 0; + + virtual RID render_buffers_create() = 0; + virtual void render_buffers_configure(RID p_render_buffers, RID p_render_target, int p_width, int p_height, RS::ViewportMSAA p_msaa) = 0; + + virtual void screen_space_roughness_limiter_set_active(bool p_enable, float p_curve) = 0; + virtual bool screen_space_roughness_limiter_is_active() const = 0; + + virtual bool free(RID p_rid) = 0; + + virtual void update() = 0; + virtual ~RasterizerScene() {} +}; + +class RasterizerStorage { + + Color default_clear_color; + +public: + /* TEXTURE API */ + + virtual RID texture_2d_create(const Ref<Image> &p_image) = 0; + virtual RID texture_2d_layered_create(const Vector<Ref<Image>> &p_layers, RS::TextureLayeredType p_layered_type) = 0; + virtual RID texture_3d_create(const Vector<Ref<Image>> &p_slices) = 0; //all slices, then all the mipmaps, must be coherent + virtual RID texture_proxy_create(RID p_base) = 0; //all slices, then all the mipmaps, must be coherent + + virtual void texture_2d_update_immediate(RID p_texture, const Ref<Image> &p_image, int p_layer = 0) = 0; //mostly used for video and streaming + virtual void texture_2d_update(RID p_texture, const Ref<Image> &p_image, int p_layer = 0) = 0; + virtual void texture_3d_update(RID p_texture, const Ref<Image> &p_image, int p_depth, int p_mipmap) = 0; + virtual void texture_proxy_update(RID p_proxy, RID p_base) = 0; + + //these two APIs can be used together or in combination with the others. + virtual RID texture_2d_placeholder_create() = 0; + virtual RID texture_2d_layered_placeholder_create() = 0; + virtual RID texture_3d_placeholder_create() = 0; + + virtual Ref<Image> texture_2d_get(RID p_texture) const = 0; + virtual Ref<Image> texture_2d_layer_get(RID p_texture, int p_layer) const = 0; + virtual Ref<Image> texture_3d_slice_get(RID p_texture, int p_depth, int p_mipmap) const = 0; + + virtual void texture_replace(RID p_texture, RID p_by_texture) = 0; + virtual void texture_set_size_override(RID p_texture, int p_width, int p_height) = 0; +// FIXME: Disabled during Vulkan refactoring, should be ported. +#if 0 + virtual void texture_bind(RID p_texture, uint32_t p_texture_no) = 0; +#endif + + virtual void texture_set_path(RID p_texture, const String &p_path) = 0; + virtual String texture_get_path(RID p_texture) const = 0; + + virtual void texture_set_detect_3d_callback(RID p_texture, RS::TextureDetectCallback p_callback, void *p_userdata) = 0; + virtual void texture_set_detect_normal_callback(RID p_texture, RS::TextureDetectCallback p_callback, void *p_userdata) = 0; + virtual void texture_set_detect_roughness_callback(RID p_texture, RS::TextureDetectRoughnessCallback p_callback, void *p_userdata) = 0; + + virtual void texture_debug_usage(List<RS::TextureInfo> *r_info) = 0; + + virtual void texture_set_force_redraw_if_visible(RID p_texture, bool p_enable) = 0; + + virtual Size2 texture_size_with_proxy(RID p_proxy) = 0; + + /* SHADER API */ + + virtual RID shader_create() = 0; + + virtual void shader_set_code(RID p_shader, const String &p_code) = 0; + virtual String shader_get_code(RID p_shader) const = 0; + virtual void shader_get_param_list(RID p_shader, List<PropertyInfo> *p_param_list) const = 0; + + virtual void shader_set_default_texture_param(RID p_shader, const StringName &p_name, RID p_texture) = 0; + virtual RID shader_get_default_texture_param(RID p_shader, const StringName &p_name) const = 0; + virtual Variant shader_get_param_default(RID p_material, const StringName &p_param) const = 0; + + /* COMMON MATERIAL API */ + + virtual RID material_create() = 0; + + virtual void material_set_render_priority(RID p_material, int priority) = 0; + virtual void material_set_shader(RID p_shader_material, RID p_shader) = 0; + + virtual void material_set_param(RID p_material, const StringName &p_param, const Variant &p_value) = 0; + virtual Variant material_get_param(RID p_material, const StringName &p_param) const = 0; + + virtual void material_set_next_pass(RID p_material, RID p_next_material) = 0; + + virtual bool material_is_animated(RID p_material) = 0; + virtual bool material_casts_shadows(RID p_material) = 0; + + virtual void material_update_dependency(RID p_material, RasterizerScene::InstanceBase *p_instance) = 0; + + /* MESH API */ + + virtual RID mesh_create() = 0; + + /// Returns stride + virtual void mesh_add_surface(RID p_mesh, const RS::SurfaceData &p_surface) = 0; + + virtual int mesh_get_blend_shape_count(RID p_mesh) const = 0; + + virtual void mesh_set_blend_shape_mode(RID p_mesh, RS::BlendShapeMode p_mode) = 0; + virtual RS::BlendShapeMode mesh_get_blend_shape_mode(RID p_mesh) const = 0; + + virtual void mesh_surface_update_region(RID p_mesh, int p_surface, int p_offset, const Vector<uint8_t> &p_data) = 0; + + virtual void mesh_surface_set_material(RID p_mesh, int p_surface, RID p_material) = 0; + virtual RID mesh_surface_get_material(RID p_mesh, int p_surface) const = 0; + + virtual RS::SurfaceData mesh_get_surface(RID p_mesh, int p_surface) const = 0; + + virtual int mesh_get_surface_count(RID p_mesh) const = 0; + + virtual void mesh_set_custom_aabb(RID p_mesh, const AABB &p_aabb) = 0; + virtual AABB mesh_get_custom_aabb(RID p_mesh) const = 0; + + virtual AABB mesh_get_aabb(RID p_mesh, RID p_skeleton = RID()) = 0; + + virtual void mesh_clear(RID p_mesh) = 0; + + /* MULTIMESH API */ + + virtual RID multimesh_create() = 0; + + virtual void multimesh_allocate(RID p_multimesh, int p_instances, RS::MultimeshTransformFormat p_transform_format, bool p_use_colors = false, bool p_use_custom_data = false) = 0; + + virtual int multimesh_get_instance_count(RID p_multimesh) const = 0; + + virtual void multimesh_set_mesh(RID p_multimesh, RID p_mesh) = 0; + virtual void multimesh_instance_set_transform(RID p_multimesh, int p_index, const Transform &p_transform) = 0; + virtual void multimesh_instance_set_transform_2d(RID p_multimesh, int p_index, const Transform2D &p_transform) = 0; + virtual void multimesh_instance_set_color(RID p_multimesh, int p_index, const Color &p_color) = 0; + virtual void multimesh_instance_set_custom_data(RID p_multimesh, int p_index, const Color &p_color) = 0; + + virtual RID multimesh_get_mesh(RID p_multimesh) const = 0; + + virtual Transform multimesh_instance_get_transform(RID p_multimesh, int p_index) const = 0; + virtual Transform2D multimesh_instance_get_transform_2d(RID p_multimesh, int p_index) const = 0; + virtual Color multimesh_instance_get_color(RID p_multimesh, int p_index) const = 0; + virtual Color multimesh_instance_get_custom_data(RID p_multimesh, int p_index) const = 0; + + virtual void multimesh_set_buffer(RID p_multimesh, const Vector<float> &p_buffer) = 0; + virtual Vector<float> multimesh_get_buffer(RID p_multimesh) const = 0; + + virtual void multimesh_set_visible_instances(RID p_multimesh, int p_visible) = 0; + virtual int multimesh_get_visible_instances(RID p_multimesh) const = 0; + + virtual AABB multimesh_get_aabb(RID p_multimesh) const = 0; + + /* IMMEDIATE API */ + + virtual RID immediate_create() = 0; + virtual void immediate_begin(RID p_immediate, RS::PrimitiveType p_rimitive, RID p_texture = RID()) = 0; + virtual void immediate_vertex(RID p_immediate, const Vector3 &p_vertex) = 0; + virtual void immediate_normal(RID p_immediate, const Vector3 &p_normal) = 0; + virtual void immediate_tangent(RID p_immediate, const Plane &p_tangent) = 0; + virtual void immediate_color(RID p_immediate, const Color &p_color) = 0; + virtual void immediate_uv(RID p_immediate, const Vector2 &tex_uv) = 0; + virtual void immediate_uv2(RID p_immediate, const Vector2 &tex_uv) = 0; + virtual void immediate_end(RID p_immediate) = 0; + virtual void immediate_clear(RID p_immediate) = 0; + virtual void immediate_set_material(RID p_immediate, RID p_material) = 0; + virtual RID immediate_get_material(RID p_immediate) const = 0; + virtual AABB immediate_get_aabb(RID p_immediate) const = 0; + + /* SKELETON API */ + + virtual RID skeleton_create() = 0; + virtual void skeleton_allocate(RID p_skeleton, int p_bones, bool p_2d_skeleton = false) = 0; + virtual int skeleton_get_bone_count(RID p_skeleton) const = 0; + virtual void skeleton_bone_set_transform(RID p_skeleton, int p_bone, const Transform &p_transform) = 0; + virtual Transform skeleton_bone_get_transform(RID p_skeleton, int p_bone) const = 0; + virtual void skeleton_bone_set_transform_2d(RID p_skeleton, int p_bone, const Transform2D &p_transform) = 0; + virtual Transform2D skeleton_bone_get_transform_2d(RID p_skeleton, int p_bone) const = 0; + virtual void skeleton_set_base_transform_2d(RID p_skeleton, const Transform2D &p_base_transform) = 0; + + /* Light API */ + + virtual RID light_create(RS::LightType p_type) = 0; + + RID directional_light_create() { return light_create(RS::LIGHT_DIRECTIONAL); } + RID omni_light_create() { return light_create(RS::LIGHT_OMNI); } + RID spot_light_create() { return light_create(RS::LIGHT_SPOT); } + + virtual void light_set_color(RID p_light, const Color &p_color) = 0; + virtual void light_set_param(RID p_light, RS::LightParam p_param, float p_value) = 0; + virtual void light_set_shadow(RID p_light, bool p_enabled) = 0; + virtual void light_set_shadow_color(RID p_light, const Color &p_color) = 0; + virtual void light_set_projector(RID p_light, RID p_texture) = 0; + virtual void light_set_negative(RID p_light, bool p_enable) = 0; + virtual void light_set_cull_mask(RID p_light, uint32_t p_mask) = 0; + virtual void light_set_reverse_cull_face_mode(RID p_light, bool p_enabled) = 0; + virtual void light_set_use_gi(RID p_light, bool p_enable) = 0; + + virtual void light_omni_set_shadow_mode(RID p_light, RS::LightOmniShadowMode p_mode) = 0; + + virtual void light_directional_set_shadow_mode(RID p_light, RS::LightDirectionalShadowMode p_mode) = 0; + virtual void light_directional_set_blend_splits(RID p_light, bool p_enable) = 0; + virtual bool light_directional_get_blend_splits(RID p_light) const = 0; + virtual void light_directional_set_shadow_depth_range_mode(RID p_light, RS::LightDirectionalShadowDepthRangeMode p_range_mode) = 0; + virtual RS::LightDirectionalShadowDepthRangeMode light_directional_get_shadow_depth_range_mode(RID p_light) const = 0; + + virtual RS::LightDirectionalShadowMode light_directional_get_shadow_mode(RID p_light) = 0; + virtual RS::LightOmniShadowMode light_omni_get_shadow_mode(RID p_light) = 0; + + virtual bool light_has_shadow(RID p_light) const = 0; + + virtual RS::LightType light_get_type(RID p_light) const = 0; + virtual AABB light_get_aabb(RID p_light) const = 0; + virtual float light_get_param(RID p_light, RS::LightParam p_param) = 0; + virtual Color light_get_color(RID p_light) = 0; + virtual bool light_get_use_gi(RID p_light) = 0; + virtual uint64_t light_get_version(RID p_light) const = 0; + + /* PROBE API */ + + virtual RID reflection_probe_create() = 0; + + virtual void reflection_probe_set_update_mode(RID p_probe, RS::ReflectionProbeUpdateMode p_mode) = 0; + virtual void reflection_probe_set_resolution(RID p_probe, int p_resolution) = 0; + virtual void reflection_probe_set_intensity(RID p_probe, float p_intensity) = 0; + virtual void reflection_probe_set_interior_ambient(RID p_probe, const Color &p_ambient) = 0; + virtual void reflection_probe_set_interior_ambient_energy(RID p_probe, float p_energy) = 0; + virtual void reflection_probe_set_interior_ambient_probe_contribution(RID p_probe, float p_contrib) = 0; + virtual void reflection_probe_set_max_distance(RID p_probe, float p_distance) = 0; + virtual void reflection_probe_set_extents(RID p_probe, const Vector3 &p_extents) = 0; + virtual void reflection_probe_set_origin_offset(RID p_probe, const Vector3 &p_offset) = 0; + virtual void reflection_probe_set_as_interior(RID p_probe, bool p_enable) = 0; + virtual void reflection_probe_set_enable_box_projection(RID p_probe, bool p_enable) = 0; + virtual void reflection_probe_set_enable_shadows(RID p_probe, bool p_enable) = 0; + virtual void reflection_probe_set_cull_mask(RID p_probe, uint32_t p_layers) = 0; + + virtual AABB reflection_probe_get_aabb(RID p_probe) const = 0; + virtual RS::ReflectionProbeUpdateMode reflection_probe_get_update_mode(RID p_probe) const = 0; + virtual uint32_t reflection_probe_get_cull_mask(RID p_probe) const = 0; + virtual Vector3 reflection_probe_get_extents(RID p_probe) const = 0; + virtual Vector3 reflection_probe_get_origin_offset(RID p_probe) const = 0; + virtual float reflection_probe_get_origin_max_distance(RID p_probe) const = 0; + virtual bool reflection_probe_renders_shadows(RID p_probe) const = 0; + + virtual void base_update_dependency(RID p_base, RasterizerScene::InstanceBase *p_instance) = 0; + virtual void skeleton_update_dependency(RID p_base, RasterizerScene::InstanceBase *p_instance) = 0; + + /* GI PROBE API */ + + virtual RID gi_probe_create() = 0; + + virtual void gi_probe_allocate(RID p_gi_probe, const Transform &p_to_cell_xform, const AABB &p_aabb, const Vector3i &p_octree_size, const Vector<uint8_t> &p_octree_cells, const Vector<uint8_t> &p_data_cells, const Vector<uint8_t> &p_distance_field, const Vector<int> &p_level_counts) = 0; + + virtual AABB gi_probe_get_bounds(RID p_gi_probe) const = 0; + virtual Vector3i gi_probe_get_octree_size(RID p_gi_probe) const = 0; + virtual Vector<uint8_t> gi_probe_get_octree_cells(RID p_gi_probe) const = 0; + virtual Vector<uint8_t> gi_probe_get_data_cells(RID p_gi_probe) const = 0; + virtual Vector<uint8_t> gi_probe_get_distance_field(RID p_gi_probe) const = 0; + + virtual Vector<int> gi_probe_get_level_counts(RID p_gi_probe) const = 0; + virtual Transform gi_probe_get_to_cell_xform(RID p_gi_probe) const = 0; + + virtual void gi_probe_set_dynamic_range(RID p_gi_probe, float p_range) = 0; + virtual float gi_probe_get_dynamic_range(RID p_gi_probe) const = 0; + + virtual void gi_probe_set_propagation(RID p_gi_probe, float p_range) = 0; + virtual float gi_probe_get_propagation(RID p_gi_probe) const = 0; + + virtual void gi_probe_set_energy(RID p_gi_probe, float p_energy) = 0; + virtual float gi_probe_get_energy(RID p_gi_probe) const = 0; + + virtual void gi_probe_set_ao(RID p_gi_probe, float p_ao) = 0; + virtual float gi_probe_get_ao(RID p_gi_probe) const = 0; + + virtual void gi_probe_set_ao_size(RID p_gi_probe, float p_strength) = 0; + virtual float gi_probe_get_ao_size(RID p_gi_probe) const = 0; + + virtual void gi_probe_set_bias(RID p_gi_probe, float p_bias) = 0; + virtual float gi_probe_get_bias(RID p_gi_probe) const = 0; + + virtual void gi_probe_set_normal_bias(RID p_gi_probe, float p_range) = 0; + virtual float gi_probe_get_normal_bias(RID p_gi_probe) const = 0; + + virtual void gi_probe_set_interior(RID p_gi_probe, bool p_enable) = 0; + virtual bool gi_probe_is_interior(RID p_gi_probe) const = 0; + + virtual void gi_probe_set_use_two_bounces(RID p_gi_probe, bool p_enable) = 0; + virtual bool gi_probe_is_using_two_bounces(RID p_gi_probe) const = 0; + + virtual void gi_probe_set_anisotropy_strength(RID p_gi_probe, float p_strength) = 0; + virtual float gi_probe_get_anisotropy_strength(RID p_gi_probe) const = 0; + + virtual uint32_t gi_probe_get_version(RID p_probe) = 0; + + /* LIGHTMAP CAPTURE */ + + struct LightmapCaptureOctree { + + enum { + CHILD_EMPTY = 0xFFFFFFFF + }; + + uint16_t light[6][3]; //anisotropic light + float alpha; + uint32_t children[8]; + }; + + virtual RID lightmap_capture_create() = 0; + virtual void lightmap_capture_set_bounds(RID p_capture, const AABB &p_bounds) = 0; + virtual AABB lightmap_capture_get_bounds(RID p_capture) const = 0; + virtual void lightmap_capture_set_octree(RID p_capture, const Vector<uint8_t> &p_octree) = 0; + virtual Vector<uint8_t> lightmap_capture_get_octree(RID p_capture) const = 0; + virtual void lightmap_capture_set_octree_cell_transform(RID p_capture, const Transform &p_xform) = 0; + virtual Transform lightmap_capture_get_octree_cell_transform(RID p_capture) const = 0; + virtual void lightmap_capture_set_octree_cell_subdiv(RID p_capture, int p_subdiv) = 0; + virtual int lightmap_capture_get_octree_cell_subdiv(RID p_capture) const = 0; + virtual void lightmap_capture_set_energy(RID p_capture, float p_energy) = 0; + virtual float lightmap_capture_get_energy(RID p_capture) const = 0; + virtual const Vector<LightmapCaptureOctree> *lightmap_capture_get_octree_ptr(RID p_capture) const = 0; + + /* PARTICLES */ + + virtual RID particles_create() = 0; + + virtual void particles_set_emitting(RID p_particles, bool p_emitting) = 0; + virtual bool particles_get_emitting(RID p_particles) = 0; + + virtual void particles_set_amount(RID p_particles, int p_amount) = 0; + virtual void particles_set_lifetime(RID p_particles, float p_lifetime) = 0; + virtual void particles_set_one_shot(RID p_particles, bool p_one_shot) = 0; + virtual void particles_set_pre_process_time(RID p_particles, float p_time) = 0; + virtual void particles_set_explosiveness_ratio(RID p_particles, float p_ratio) = 0; + virtual void particles_set_randomness_ratio(RID p_particles, float p_ratio) = 0; + virtual void particles_set_custom_aabb(RID p_particles, const AABB &p_aabb) = 0; + virtual void particles_set_speed_scale(RID p_particles, float p_scale) = 0; + virtual void particles_set_use_local_coordinates(RID p_particles, bool p_enable) = 0; + virtual void particles_set_process_material(RID p_particles, RID p_material) = 0; + virtual void particles_set_fixed_fps(RID p_particles, int p_fps) = 0; + virtual void particles_set_fractional_delta(RID p_particles, bool p_enable) = 0; + virtual void particles_restart(RID p_particles) = 0; + + virtual bool particles_is_inactive(RID p_particles) const = 0; + + virtual void particles_set_draw_order(RID p_particles, RS::ParticlesDrawOrder p_order) = 0; + + virtual void particles_set_draw_passes(RID p_particles, int p_count) = 0; + virtual void particles_set_draw_pass_mesh(RID p_particles, int p_pass, RID p_mesh) = 0; + + virtual void particles_request_process(RID p_particles) = 0; + virtual AABB particles_get_current_aabb(RID p_particles) = 0; + virtual AABB particles_get_aabb(RID p_particles) const = 0; + + virtual void particles_set_emission_transform(RID p_particles, const Transform &p_transform) = 0; + + virtual int particles_get_draw_passes(RID p_particles) const = 0; + virtual RID particles_get_draw_pass_mesh(RID p_particles, int p_pass) const = 0; + + /* RENDER TARGET */ + + enum RenderTargetFlags { + RENDER_TARGET_TRANSPARENT, + RENDER_TARGET_DIRECT_TO_SCREEN, + RENDER_TARGET_FLAG_MAX + }; + + virtual RID render_target_create() = 0; + virtual void render_target_set_position(RID p_render_target, int p_x, int p_y) = 0; + virtual void render_target_set_size(RID p_render_target, int p_width, int p_height) = 0; + virtual RID render_target_get_texture(RID p_render_target) = 0; + virtual void render_target_set_external_texture(RID p_render_target, unsigned int p_texture_id) = 0; + virtual void render_target_set_flag(RID p_render_target, RenderTargetFlags p_flag, bool p_value) = 0; + virtual bool render_target_was_used(RID p_render_target) = 0; + virtual void render_target_set_as_unused(RID p_render_target) = 0; + + virtual void render_target_request_clear(RID p_render_target, const Color &p_clear_color) = 0; + virtual bool render_target_is_clear_requested(RID p_render_target) = 0; + virtual Color render_target_get_clear_request_color(RID p_render_target) = 0; + virtual void render_target_disable_clear_request(RID p_render_target) = 0; + virtual void render_target_do_clear_request(RID p_render_target) = 0; + + virtual RS::InstanceType get_base_type(RID p_rid) const = 0; + virtual bool free(RID p_rid) = 0; + + virtual bool has_os_feature(const String &p_feature) const = 0; + + virtual void update_dirty_resources() = 0; + + virtual void set_debug_generate_wireframes(bool p_generate) = 0; + + virtual void render_info_begin_capture() = 0; + virtual void render_info_end_capture() = 0; + virtual int get_captured_render_info(RS::RenderInfo p_info) = 0; + + virtual int get_render_info(RS::RenderInfo p_info) = 0; + virtual String get_video_adapter_name() const = 0; + virtual String get_video_adapter_vendor() const = 0; + + static RasterizerStorage *base_singleton; + + void set_default_clear_color(const Color &p_color) { + default_clear_color = p_color; + } + + Color get_default_clear_color() const { + return default_clear_color; + } +#define TIMESTAMP_BEGIN() \ + { \ + if (RSG::storage->capturing_timestamps) RSG::storage->capture_timestamps_begin(); \ + } + +#define RENDER_TIMESTAMP(m_text) \ + { \ + if (RSG::storage->capturing_timestamps) RSG::storage->capture_timestamp(m_text); \ + } + + bool capturing_timestamps = false; + + virtual void capture_timestamps_begin() = 0; + virtual void capture_timestamp(const String &p_name) = 0; + virtual uint32_t get_captured_timestamps_count() const = 0; + virtual uint64_t get_captured_timestamps_frame() const = 0; + virtual uint64_t get_captured_timestamp_gpu_time(uint32_t p_index) const = 0; + virtual uint64_t get_captured_timestamp_cpu_time(uint32_t p_index) const = 0; + virtual String get_captured_timestamp_name(uint32_t p_index) const = 0; + + RasterizerStorage(); + virtual ~RasterizerStorage() {} +}; + +class RasterizerCanvas { +public: + static RasterizerCanvas *singleton; + + enum CanvasRectFlags { + + CANVAS_RECT_REGION = 1, + CANVAS_RECT_TILE = 2, + CANVAS_RECT_FLIP_H = 4, + CANVAS_RECT_FLIP_V = 8, + CANVAS_RECT_TRANSPOSE = 16, + CANVAS_RECT_CLIP_UV = 32 + }; + + struct Light { + + bool enabled; + Color color; + Transform2D xform; + float height; + float energy; + float scale; + int z_min; + int z_max; + int layer_min; + int layer_max; + int item_mask; + int item_shadow_mask; + RS::CanvasLightMode mode; + RID texture; + Vector2 texture_offset; + RID canvas; + bool use_shadow; + int shadow_buffer_size; + RS::CanvasLightShadowFilter shadow_filter; + Color shadow_color; + float shadow_smooth; + + //void *texture_cache; // implementation dependent + Rect2 rect_cache; + Transform2D xform_cache; + float radius_cache; //used for shadow far plane + //CameraMatrix shadow_matrix_cache; + + Transform2D light_shader_xform; + //Vector2 light_shader_pos; + + Light *shadows_next_ptr; + Light *filter_next_ptr; + Light *next_ptr; + Light *mask_next_ptr; + + RID light_internal; + uint64_t version; + + int32_t render_index_cache; + + Light() { + version = 0; + enabled = true; + color = Color(1, 1, 1); + shadow_color = Color(0, 0, 0, 0); + height = 0; + z_min = -1024; + z_max = 1024; + layer_min = 0; + layer_max = 0; + item_mask = 1; + scale = 1.0; + energy = 1.0; + item_shadow_mask = -1; + mode = RS::CANVAS_LIGHT_MODE_ADD; + // texture_cache = NULL; + next_ptr = NULL; + mask_next_ptr = NULL; + filter_next_ptr = NULL; + use_shadow = false; + shadow_buffer_size = 2048; + shadow_filter = RS::CANVAS_LIGHT_FILTER_NONE; + shadow_smooth = 0.0; + render_index_cache = -1; + } + }; + + typedef uint64_t TextureBindingID; + + virtual TextureBindingID request_texture_binding(RID p_texture, RID p_normalmap, RID p_specular, RS::CanvasItemTextureFilter p_filter, RS::CanvasItemTextureRepeat p_repeat, RID p_multimesh) = 0; + virtual void free_texture_binding(TextureBindingID p_binding) = 0; + + //easier wrap to avoid mistakes + + struct Item; + + struct TextureBinding { + + TextureBindingID binding_id; + + _FORCE_INLINE_ void create(RS::CanvasItemTextureFilter p_item_filter, RS::CanvasItemTextureRepeat p_item_repeat, RID p_texture, RID p_normalmap, RID p_specular, RS::CanvasItemTextureFilter p_filter, RS::CanvasItemTextureRepeat p_repeat, RID p_multimesh) { + if (p_filter == RS::CANVAS_ITEM_TEXTURE_FILTER_DEFAULT) { + p_filter = p_item_filter; + } + if (p_repeat == RS::CANVAS_ITEM_TEXTURE_REPEAT_DEFAULT) { + p_repeat = p_item_repeat; + } + if (p_texture != RID() || p_normalmap != RID() || p_specular != RID() || p_filter != RS::CANVAS_ITEM_TEXTURE_FILTER_DEFAULT || p_repeat != RS::CANVAS_ITEM_TEXTURE_REPEAT_DEFAULT || p_multimesh.is_valid()) { + ERR_FAIL_COND(binding_id != 0); + binding_id = singleton->request_texture_binding(p_texture, p_normalmap, p_specular, p_filter, p_repeat, p_multimesh); + } + } + + _FORCE_INLINE_ TextureBinding() { binding_id = 0; } + _FORCE_INLINE_ ~TextureBinding() { + if (binding_id) singleton->free_texture_binding(binding_id); + } + }; + + typedef uint64_t PolygonID; + virtual PolygonID request_polygon(const Vector<int> &p_indices, const Vector<Point2> &p_points, const Vector<Color> &p_colors, const Vector<Point2> &p_uvs = Vector<Point2>(), const Vector<int> &p_bones = Vector<int>(), const Vector<float> &p_weights = Vector<float>()) = 0; + virtual void free_polygon(PolygonID p_polygon) = 0; + + //also easier to wrap to avoid mistakes + struct Polygon { + + PolygonID polygon_id; + Rect2 rect_cache; + + _FORCE_INLINE_ void create(const Vector<int> &p_indices, const Vector<Point2> &p_points, const Vector<Color> &p_colors, const Vector<Point2> &p_uvs = Vector<Point2>(), const Vector<int> &p_bones = Vector<int>(), const Vector<float> &p_weights = Vector<float>()) { + ERR_FAIL_COND(polygon_id != 0); + { + uint32_t pc = p_points.size(); + const Vector2 *v2 = p_points.ptr(); + rect_cache.position = *v2; + for (uint32_t i = 1; i < pc; i++) { + rect_cache.expand_to(v2[i]); + } + } + polygon_id = singleton->request_polygon(p_indices, p_points, p_colors, p_uvs, p_bones, p_weights); + } + + _FORCE_INLINE_ Polygon() { polygon_id = 0; } + _FORCE_INLINE_ ~Polygon() { + if (polygon_id) singleton->free_polygon(polygon_id); + } + }; + + //item + + struct Item { + + //commands are allocated in blocks of 4k to improve performance + //and cache coherence. + //blocks always grow but never shrink. + + struct CommandBlock { + enum { + MAX_SIZE = 4096 + }; + uint32_t usage; + uint8_t *memory; + }; + + struct Command { + + enum Type { + + TYPE_RECT, + TYPE_NINEPATCH, + TYPE_POLYGON, + TYPE_PRIMITIVE, + TYPE_MESH, + TYPE_MULTIMESH, + TYPE_PARTICLES, + TYPE_TRANSFORM, + TYPE_CLIP_IGNORE, + }; + + Command *next; + Type type; + virtual ~Command() {} + }; + + struct CommandRect : public Command { + + Rect2 rect; + Color modulate; + Rect2 source; + uint8_t flags; + Color specular_shininess; + + TextureBinding texture_binding; + + CommandRect() { + flags = 0; + type = TYPE_RECT; + } + }; + + struct CommandNinePatch : public Command { + + Rect2 rect; + Rect2 source; + float margin[4]; + bool draw_center; + Color color; + RS::NinePatchAxisMode axis_x; + RS::NinePatchAxisMode axis_y; + Color specular_shininess; + TextureBinding texture_binding; + CommandNinePatch() { + draw_center = true; + type = TYPE_NINEPATCH; + } + }; + + struct CommandPolygon : public Command { + + RS::PrimitiveType primitive; + Polygon polygon; + Color specular_shininess; + TextureBinding texture_binding; + CommandPolygon() { + type = TYPE_POLYGON; + } + }; + + struct CommandPrimitive : public Command { + + uint32_t point_count; + Vector2 points[4]; + Vector2 uvs[4]; + Color colors[4]; + Color specular_shininess; + TextureBinding texture_binding; + CommandPrimitive() { + type = TYPE_PRIMITIVE; + } + }; + + struct CommandMesh : public Command { + + RID mesh; + Transform2D transform; + Color modulate; + Color specular_shininess; + TextureBinding texture_binding; + CommandMesh() { type = TYPE_MESH; } + }; + + struct CommandMultiMesh : public Command { + + RID multimesh; + Color specular_shininess; + TextureBinding texture_binding; + CommandMultiMesh() { type = TYPE_MULTIMESH; } + }; + + struct CommandParticles : public Command { + + RID particles; + Color specular_shininess; + TextureBinding texture_binding; + CommandParticles() { type = TYPE_PARTICLES; } + }; + + struct CommandTransform : public Command { + + Transform2D xform; + CommandTransform() { type = TYPE_TRANSFORM; } + }; + + struct CommandClipIgnore : public Command { + + bool ignore; + CommandClipIgnore() { + type = TYPE_CLIP_IGNORE; + ignore = false; + } + }; + + struct ViewportRender { + RenderingServer *owner; + void *udata; + Rect2 rect; + }; + + Transform2D xform; + bool clip; + bool visible; + bool behind; + bool update_when_visible; + //RS::MaterialBlendMode blend_mode; + int light_mask; + int z_final; + + mutable bool custom_rect; + mutable bool rect_dirty; + mutable Rect2 rect; + RID material; + RID skeleton; + + Item *next; + + struct CopyBackBuffer { + Rect2 rect; + Rect2 screen_rect; + bool full; + }; + CopyBackBuffer *copy_back_buffer; + + Color final_modulate; + Transform2D final_transform; + Rect2 final_clip_rect; + Item *final_clip_owner; + Item *material_owner; + ViewportRender *vp_render; + bool distance_field; + bool light_masked; + + Rect2 global_rect_cache; + + const Rect2 &get_rect() const { + if (custom_rect || (!rect_dirty && !update_when_visible)) + return rect; + + //must update rect + + if (commands == NULL) { + + rect = Rect2(); + rect_dirty = false; + return rect; + } + + Transform2D xf; + bool found_xform = false; + bool first = true; + + const Item::Command *c = commands; + + while (c) { + + Rect2 r; + + switch (c->type) { + case Item::Command::TYPE_RECT: { + + const Item::CommandRect *crect = static_cast<const Item::CommandRect *>(c); + r = crect->rect; + + } break; + case Item::Command::TYPE_NINEPATCH: { + + const Item::CommandNinePatch *style = static_cast<const Item::CommandNinePatch *>(c); + r = style->rect; + } break; + + case Item::Command::TYPE_POLYGON: { + + const Item::CommandPolygon *polygon = static_cast<const Item::CommandPolygon *>(c); + r = polygon->polygon.rect_cache; + } break; + case Item::Command::TYPE_PRIMITIVE: { + + const Item::CommandPrimitive *primitive = static_cast<const Item::CommandPrimitive *>(c); + for (uint32_t j = 0; j < primitive->point_count; j++) { + if (j == 0) { + r.position = primitive->points[0]; + } else { + r.expand_to(primitive->points[j]); + } + } + } break; + case Item::Command::TYPE_MESH: { + + const Item::CommandMesh *mesh = static_cast<const Item::CommandMesh *>(c); + AABB aabb = RasterizerStorage::base_singleton->mesh_get_aabb(mesh->mesh, RID()); + + r = Rect2(aabb.position.x, aabb.position.y, aabb.size.x, aabb.size.y); + + } break; + case Item::Command::TYPE_MULTIMESH: { + + const Item::CommandMultiMesh *multimesh = static_cast<const Item::CommandMultiMesh *>(c); + AABB aabb = RasterizerStorage::base_singleton->multimesh_get_aabb(multimesh->multimesh); + + r = Rect2(aabb.position.x, aabb.position.y, aabb.size.x, aabb.size.y); + + } break; + case Item::Command::TYPE_PARTICLES: { + + const Item::CommandParticles *particles_cmd = static_cast<const Item::CommandParticles *>(c); + if (particles_cmd->particles.is_valid()) { + AABB aabb = RasterizerStorage::base_singleton->particles_get_aabb(particles_cmd->particles); + r = Rect2(aabb.position.x, aabb.position.y, aabb.size.x, aabb.size.y); + } + + } break; + case Item::Command::TYPE_TRANSFORM: { + + const Item::CommandTransform *transform = static_cast<const Item::CommandTransform *>(c); + xf = transform->xform; + found_xform = true; + [[fallthrough]]; + } + default: { + c = c->next; + continue; + } + } + + if (found_xform) { + r = xf.xform(r); + found_xform = false; + } + + if (first) { + rect = r; + first = false; + } else { + rect = rect.merge(r); + } + c = c->next; + } + + rect_dirty = false; + return rect; + } + + Command *commands; + Command *last_command; + Vector<CommandBlock> blocks; + uint32_t current_block; + + template <class T> + T *alloc_command() { + T *command; + if (commands == NULL) { + // As the most common use case of canvas items is to + // use only one command, the first is done with it's + // own allocation. The rest of them use blocks. + command = memnew(T); + command->next = NULL; + commands = command; + last_command = command; + } else { + //Subsequent commands go into a block. + + while (true) { + if (unlikely(current_block == (uint32_t)blocks.size())) { + // If we need more blocks, we allocate them + // (they won't be freed until this CanvasItem is + // deleted, though). + CommandBlock cb; + cb.memory = (uint8_t *)memalloc(CommandBlock::MAX_SIZE); + cb.usage = 0; + blocks.push_back(cb); + } + + CommandBlock *c = &blocks.write[current_block]; + size_t space_left = CommandBlock::MAX_SIZE - c->usage; + if (space_left < sizeof(T)) { + current_block++; + continue; + } + + //allocate block and add to the linked list + void *memory = c->memory + c->usage; + command = memnew_placement(memory, T); + command->next = NULL; + last_command->next = command; + last_command = command; + c->usage += sizeof(T); + break; + } + } + + rect_dirty = true; + return command; + } + + struct CustomData { + + virtual ~CustomData() {} + }; + + mutable CustomData *custom_data; //implementation dependent + + void clear() { + Command *c = commands; + while (c) { + Command *n = c->next; + if (c == commands) { + memdelete(commands); + commands = NULL; + } else { + c->~Command(); + } + c = n; + } + { + uint32_t cbc = MIN((current_block + 1), (uint32_t)blocks.size()); + CommandBlock *blockptr = blocks.ptrw(); + for (uint32_t i = 0; i < cbc; i++) { + blockptr[i].usage = 0; + } + } + + last_command = NULL; + commands = NULL; + current_block = 0; + clip = false; + rect_dirty = true; + final_clip_owner = NULL; + material_owner = NULL; + light_masked = false; + } + Item() { + commands = NULL; + last_command = NULL; + current_block = 0; + light_mask = 1; + vp_render = NULL; + next = NULL; + final_clip_owner = NULL; + clip = false; + final_modulate = Color(1, 1, 1, 1); + visible = true; + rect_dirty = true; + custom_rect = false; + behind = false; + material_owner = NULL; + copy_back_buffer = NULL; + distance_field = false; + light_masked = false; + update_when_visible = false; + z_final = 0; + custom_data = NULL; + } + virtual ~Item() { + clear(); + for (int i = 0; i < blocks.size(); i++) { + memfree(blocks[i].memory); + } + if (copy_back_buffer) memdelete(copy_back_buffer); + if (custom_data) { + memdelete(custom_data); + } + } + }; + + virtual void canvas_render_items(RID p_to_render_target, Item *p_item_list, const Color &p_modulate, Light *p_light_list, const Transform2D &p_canvas_transform) = 0; + virtual void canvas_debug_viewport_shadows(Light *p_lights_with_shadow) = 0; + + struct LightOccluderInstance { + + bool enabled; + RID canvas; + RID polygon; + RID occluder; + Rect2 aabb_cache; + Transform2D xform; + Transform2D xform_cache; + int light_mask; + RS::CanvasOccluderPolygonCullMode cull_cache; + + LightOccluderInstance *next; + + LightOccluderInstance() { + enabled = true; + next = NULL; + light_mask = 1; + cull_cache = RS::CANVAS_OCCLUDER_POLYGON_CULL_DISABLED; + } + }; + + virtual RID light_create() = 0; + virtual void light_set_texture(RID p_rid, RID p_texture) = 0; + virtual void light_set_use_shadow(RID p_rid, bool p_enable, int p_resolution) = 0; + virtual void light_update_shadow(RID p_rid, const Transform2D &p_light_xform, int p_light_mask, float p_near, float p_far, LightOccluderInstance *p_occluders) = 0; + + virtual RID occluder_polygon_create() = 0; + virtual void occluder_polygon_set_shape_as_lines(RID p_occluder, const Vector<Vector2> &p_lines) = 0; + virtual void occluder_polygon_set_cull_mode(RID p_occluder, RS::CanvasOccluderPolygonCullMode p_mode) = 0; + + virtual void draw_window_margins(int *p_margins, RID *p_margin_textures) = 0; + + virtual bool free(RID p_rid) = 0; + virtual void update() = 0; + + RasterizerCanvas() { singleton = this; } + virtual ~RasterizerCanvas() {} +}; + +class Rasterizer { +protected: + static Rasterizer *(*_create_func)(); + +public: + static Rasterizer *create(); + + virtual RasterizerStorage *get_storage() = 0; + virtual RasterizerCanvas *get_canvas() = 0; + virtual RasterizerScene *get_scene() = 0; + + virtual void set_boot_image(const Ref<Image> &p_image, const Color &p_color, bool p_scale, bool p_use_filter = true) = 0; + + virtual void initialize() = 0; + virtual void begin_frame(double frame_step) = 0; + + struct BlitToScreen { + RID render_target; + Rect2i rect; + //lens distorted parameters for VR should go here + }; + + virtual void prepare_for_blitting_render_targets() = 0; + virtual void blit_render_targets_to_screen(DisplayServer::WindowID p_screen, const BlitToScreen *p_render_targets, int p_amount) = 0; + + virtual void end_frame(bool p_swap_buffers) = 0; + virtual void finalize() = 0; + + virtual bool is_low_end() const = 0; + + virtual ~Rasterizer() {} +}; + +#endif // RASTERIZER_H |