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/*************************************************************************/
/* material_storage.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 MATERIAL_STORAGE_GLES3_H
#define MATERIAL_STORAGE_GLES3_H
#ifdef GLES3_ENABLED
#include "core/templates/local_vector.h"
#include "core/templates/rid_owner.h"
#include "core/templates/self_list.h"
#include "servers/rendering/renderer_compositor.h"
#include "servers/rendering/renderer_storage.h"
#include "servers/rendering/shader_compiler.h"
#include "servers/rendering/shader_language.h"
#include "servers/rendering/storage/material_storage.h"
#include "drivers/gles3/shaders/copy.glsl.gen.h"
namespace GLES3 {
/* SHADER Structs */
struct Shaders {
ShaderCompiler compiler;
CopyShaderGLES3 copy;
RID copy_version;
//CubemapFilterShaderGLES3 cubemap_filter;
ShaderCompiler::IdentifierActions actions_canvas;
ShaderCompiler::IdentifierActions actions_scene;
ShaderCompiler::IdentifierActions actions_particles;
};
struct Material;
struct Shader {
RID self;
RS::ShaderMode mode;
ShaderGLES3 *shader;
String code;
SelfList<Material>::List materials;
Map<StringName, ShaderLanguage::ShaderNode::Uniform> uniforms;
RID version;
SelfList<Shader> dirty_list;
Map<StringName, Map<int, RID>> default_textures;
Vector<ShaderCompiler::GeneratedCode::Texture> texture_uniforms;
bool valid;
String path;
uint32_t index;
uint64_t last_pass;
struct CanvasItem {
enum BlendMode {
BLEND_MODE_MIX,
BLEND_MODE_ADD,
BLEND_MODE_SUB,
BLEND_MODE_MUL,
BLEND_MODE_PMALPHA,
};
int blend_mode;
enum LightMode {
LIGHT_MODE_NORMAL,
LIGHT_MODE_UNSHADED,
LIGHT_MODE_LIGHT_ONLY
};
int light_mode;
bool uses_screen_texture;
bool uses_screen_uv;
bool uses_time;
bool uses_modulate;
bool uses_color;
bool uses_vertex;
// all these should disable item joining if used in a custom shader
bool uses_model_matrix;
bool uses_extra_matrix;
bool uses_projection_matrix;
bool uses_instance_custom;
} canvas_item;
struct Spatial {
enum BlendMode {
BLEND_MODE_MIX,
BLEND_MODE_ADD,
BLEND_MODE_SUB,
BLEND_MODE_MUL,
};
int blend_mode;
enum DepthDrawMode {
DEPTH_DRAW_OPAQUE,
DEPTH_DRAW_ALWAYS,
DEPTH_DRAW_NEVER,
DEPTH_DRAW_ALPHA_PREPASS,
};
int depth_draw_mode;
enum CullMode {
CULL_MODE_FRONT,
CULL_MODE_BACK,
CULL_MODE_DISABLED,
};
int cull_mode;
bool uses_alpha;
bool uses_alpha_scissor;
bool unshaded;
bool no_depth_test;
bool uses_vertex;
bool uses_discard;
bool uses_sss;
bool uses_screen_texture;
bool uses_depth_texture;
bool uses_time;
bool uses_tangent;
bool uses_ensure_correct_normals;
bool writes_modelview_or_projection;
bool uses_vertex_lighting;
bool uses_world_coordinates;
} spatial;
struct Particles {
} particles;
bool uses_vertex_time;
bool uses_fragment_time;
Shader() :
dirty_list(this) {
shader = nullptr;
valid = false;
version = RID();
last_pass = 0;
}
};
/* MATERIAL Structs */
struct Material {
RID self;
Shader *shader;
Map<StringName, Variant> params;
SelfList<Material> list;
SelfList<Material> dirty_list;
Vector<Pair<StringName, RID>> textures;
float line_width;
int render_priority;
RID next_pass;
uint32_t index;
uint64_t last_pass;
// Map<Geometry *, int> geometry_owners;
// Map<InstanceBaseDependency *, int> instance_owners;
bool can_cast_shadow_cache;
bool is_animated_cache;
Material() :
list(this),
dirty_list(this) {
can_cast_shadow_cache = false;
is_animated_cache = false;
shader = nullptr;
line_width = 1.0;
last_pass = 0;
render_priority = 0;
}
};
class MaterialStorage : public RendererMaterialStorage {
private:
static MaterialStorage *singleton;
/* SHADER API */
mutable Shaders shaders;
mutable RID_PtrOwner<Shader> shader_owner;
mutable SelfList<Shader>::List _shader_dirty_list;
/* MATERIAL API */
mutable SelfList<Material>::List _material_dirty_list;
mutable RID_PtrOwner<Material> material_owner;
public:
static MaterialStorage *get_singleton();
MaterialStorage();
virtual ~MaterialStorage();
/* GLOBAL VARIABLE API */
virtual void global_variable_add(const StringName &p_name, RS::GlobalVariableType p_type, const Variant &p_value) override;
virtual void global_variable_remove(const StringName &p_name) override;
virtual Vector<StringName> global_variable_get_list() const override;
virtual void global_variable_set(const StringName &p_name, const Variant &p_value) override;
virtual void global_variable_set_override(const StringName &p_name, const Variant &p_value) override;
virtual Variant global_variable_get(const StringName &p_name) const override;
virtual RS::GlobalVariableType global_variable_get_type(const StringName &p_name) const override;
virtual void global_variables_load_settings(bool p_load_textures = true) override;
virtual void global_variables_clear() override;
virtual int32_t global_variables_instance_allocate(RID p_instance) override;
virtual void global_variables_instance_free(RID p_instance) override;
virtual void global_variables_instance_update(RID p_instance, int p_index, const Variant &p_value) override;
/* SHADER API */
Shader *get_shader(RID p_rid) { return shader_owner.get_or_null(p_rid); };
bool owns_shader(RID p_rid) { return shader_owner.owns(p_rid); };
void _shader_make_dirty(Shader *p_shader);
virtual RID shader_allocate() override;
virtual void shader_initialize(RID p_rid) override;
virtual void shader_free(RID p_rid) override;
//RID shader_create() override;
virtual void shader_set_code(RID p_shader, const String &p_code) override;
virtual String shader_get_code(RID p_shader) const override;
virtual void shader_get_param_list(RID p_shader, List<PropertyInfo> *p_param_list) const override;
virtual void shader_set_default_texture_param(RID p_shader, const StringName &p_name, RID p_texture, int p_index) override;
virtual RID shader_get_default_texture_param(RID p_shader, const StringName &p_name, int p_index) const override;
virtual RS::ShaderNativeSourceCode shader_get_native_source_code(RID p_shader) const override { return RS::ShaderNativeSourceCode(); };
void _update_shader(Shader *p_shader) const;
void update_dirty_shaders();
// new
Variant shader_get_param_default(RID p_material, const StringName &p_param) const override { return Variant(); }
/* MATERIAL API */
Material *get_material(RID p_rid) { return material_owner.get_or_null(p_rid); };
bool owns_material(RID p_rid) { return material_owner.owns(p_rid); };
void _material_make_dirty(Material *p_material) const;
// void _material_add_geometry(RID p_material, Geometry *p_geometry);
// void _material_remove_geometry(RID p_material, Geometry *p_geometry);
void _update_material(Material *p_material);
// new
virtual void material_get_instance_shader_parameters(RID p_material, List<InstanceShaderParam> *r_parameters) override {}
virtual void material_update_dependency(RID p_material, RendererStorage::DependencyTracker *p_instance) override {}
// old
virtual RID material_allocate() override;
virtual void material_initialize(RID p_rid) override;
virtual void material_free(RID p_rid) override;
//RID material_create() override;
virtual void material_set_shader(RID p_material, RID p_shader) override;
virtual RID material_get_shader(RID p_material) const;
virtual void material_set_param(RID p_material, const StringName &p_param, const Variant &p_value) override;
virtual Variant material_get_param(RID p_material, const StringName &p_param) const override;
virtual Variant material_get_param_default(RID p_material, const StringName &p_param) const;
void material_set_line_width(RID p_material, float p_width);
virtual void material_set_next_pass(RID p_material, RID p_next_material) override;
virtual bool material_is_animated(RID p_material) override;
virtual bool material_casts_shadows(RID p_material) override;
bool material_uses_tangents(RID p_material);
bool material_uses_ensure_correct_normals(RID p_material);
void material_add_instance_owner(RID p_material, RendererStorage::DependencyTracker *p_instance);
void material_remove_instance_owner(RID p_material, RendererStorage::DependencyTracker *p_instance);
void material_set_render_priority(RID p_material, int priority) override;
void update_dirty_materials();
};
} // namespace GLES3
#endif // GLES3_ENABLED
#endif // !MATERIAL_STORAGE_GLES3_H
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