diff options
| -rw-r--r-- | doc/classes/VisualShaderNodeSDFRaymarch.xml | 15 | ||||
| -rw-r--r-- | doc/classes/VisualShaderNodeSDFToScreenUV.xml | 15 | ||||
| -rw-r--r-- | doc/classes/VisualShaderNodeScreenUVToSDF.xml | 15 | ||||
| -rw-r--r-- | doc/classes/VisualShaderNodeTextureSDF.xml | 15 | ||||
| -rw-r--r-- | doc/classes/VisualShaderNodeTextureSDFNormal.xml | 15 | ||||
| -rw-r--r-- | editor/plugins/visual_shader_editor_plugin.cpp | 11 | ||||
| -rw-r--r-- | scene/register_scene_types.cpp | 7 | ||||
| -rw-r--r-- | scene/resources/visual_shader.cpp | 1 | ||||
| -rw-r--r-- | scene/resources/visual_shader_sdf_nodes.cpp | 283 | ||||
| -rw-r--r-- | scene/resources/visual_shader_sdf_nodes.h | 132 |
10 files changed, 509 insertions, 0 deletions
diff --git a/doc/classes/VisualShaderNodeSDFRaymarch.xml b/doc/classes/VisualShaderNodeSDFRaymarch.xml new file mode 100644 index 0000000000..d700761fdb --- /dev/null +++ b/doc/classes/VisualShaderNodeSDFRaymarch.xml @@ -0,0 +1,15 @@ +<?xml version="1.0" encoding="UTF-8" ?> +<class name="VisualShaderNodeSDFRaymarch" inherits="VisualShaderNode" version="4.0"> + <brief_description> + SDF raymarching algorithm to be used within the visual shader graph. + </brief_description> + <description> + Casts a ray against the screen SDF (signed-distance field) and returns the distance travelled. + </description> + <tutorials> + </tutorials> + <methods> + </methods> + <constants> + </constants> +</class> diff --git a/doc/classes/VisualShaderNodeSDFToScreenUV.xml b/doc/classes/VisualShaderNodeSDFToScreenUV.xml new file mode 100644 index 0000000000..ea04180095 --- /dev/null +++ b/doc/classes/VisualShaderNodeSDFToScreenUV.xml @@ -0,0 +1,15 @@ +<?xml version="1.0" encoding="UTF-8" ?> +<class name="VisualShaderNodeSDFToScreenUV" inherits="VisualShaderNode" version="4.0"> + <brief_description> + A function to convert a SDF (signed-distance field) to screen UV, to be used within the visual shader graph. + </brief_description> + <description> + Translates to [code]sdf_to_screen_uv(sdf_pos)[/code] in the shader language. + </description> + <tutorials> + </tutorials> + <methods> + </methods> + <constants> + </constants> +</class> diff --git a/doc/classes/VisualShaderNodeScreenUVToSDF.xml b/doc/classes/VisualShaderNodeScreenUVToSDF.xml new file mode 100644 index 0000000000..438c8dc67b --- /dev/null +++ b/doc/classes/VisualShaderNodeScreenUVToSDF.xml @@ -0,0 +1,15 @@ +<?xml version="1.0" encoding="UTF-8" ?> +<class name="VisualShaderNodeScreenUVToSDF" inherits="VisualShaderNode" version="4.0"> + <brief_description> + A function to convert screen UV to a SDF (signed-distance field), to be used within the visual shader graph. + </brief_description> + <description> + Translates to [code]screen_uv_to_sdf(uv)[/code] in the shader language. If the UV port isn't connected, [code]SCREEN_UV[/code] is used instead. + </description> + <tutorials> + </tutorials> + <methods> + </methods> + <constants> + </constants> +</class> diff --git a/doc/classes/VisualShaderNodeTextureSDF.xml b/doc/classes/VisualShaderNodeTextureSDF.xml new file mode 100644 index 0000000000..7d3d654bd0 --- /dev/null +++ b/doc/classes/VisualShaderNodeTextureSDF.xml @@ -0,0 +1,15 @@ +<?xml version="1.0" encoding="UTF-8" ?> +<class name="VisualShaderNodeTextureSDF" inherits="VisualShaderNode" version="4.0"> + <brief_description> + Performs a SDF (signed-distance field) texture lookup within the visual shader graph. + </brief_description> + <description> + Translates to [code]texture_sdf(sdf_pos)[/code] in the shader language. + </description> + <tutorials> + </tutorials> + <methods> + </methods> + <constants> + </constants> +</class> diff --git a/doc/classes/VisualShaderNodeTextureSDFNormal.xml b/doc/classes/VisualShaderNodeTextureSDFNormal.xml new file mode 100644 index 0000000000..5dbf3e545a --- /dev/null +++ b/doc/classes/VisualShaderNodeTextureSDFNormal.xml @@ -0,0 +1,15 @@ +<?xml version="1.0" encoding="UTF-8" ?> +<class name="VisualShaderNodeTextureSDFNormal" inherits="VisualShaderNode" version="4.0"> + <brief_description> + Performs a SDF (signed-distance field) normal texture lookup within the visual shader graph. + </brief_description> + <description> + Translates to [code]texture_sdf_normal(sdf_pos)[/code] in the shader language. + </description> + <tutorials> + </tutorials> + <methods> + </methods> + <constants> + </constants> +</class> diff --git a/editor/plugins/visual_shader_editor_plugin.cpp b/editor/plugins/visual_shader_editor_plugin.cpp index 5533fcd02b..443e867a9f 100644 --- a/editor/plugins/visual_shader_editor_plugin.cpp +++ b/editor/plugins/visual_shader_editor_plugin.cpp @@ -44,6 +44,7 @@ #include "scene/gui/panel.h" #include "scene/main/window.h" #include "scene/resources/visual_shader_nodes.h" +#include "scene/resources/visual_shader_sdf_nodes.h" #include "servers/display_server.h" #include "servers/rendering/shader_types.h" @@ -3671,7 +3672,17 @@ VisualShaderEditor::VisualShaderEditor() { add_options.push_back(AddOption("FloatUniform", "Scalar", "Variables", "VisualShaderNodeFloatUniform", TTR("Scalar floating-point uniform."), -1, VisualShaderNode::PORT_TYPE_SCALAR)); add_options.push_back(AddOption("IntUniform", "Scalar", "Variables", "VisualShaderNodeIntUniform", TTR("Scalar integer uniform."), -1, VisualShaderNode::PORT_TYPE_SCALAR_INT)); + // SDF + { + add_options.push_back(AddOption("ScreenUVToSDF", "SDF", "", "VisualShaderNodeScreenUVToSDF", TTR("Converts screen UV to a SDF."), -1, VisualShaderNode::PORT_TYPE_VECTOR, TYPE_FLAGS_FRAGMENT | TYPE_FLAGS_LIGHT, Shader::MODE_CANVAS_ITEM)); + add_options.push_back(AddOption("SDFRaymarch", "SDF", "", "VisualShaderNodeSDFRaymarch", TTR("Casts a ray against the screen SDF and returns the distance travelled."), -1, -1, TYPE_FLAGS_FRAGMENT | TYPE_FLAGS_LIGHT, Shader::MODE_CANVAS_ITEM)); + add_options.push_back(AddOption("SDFToScreenUV", "SDF", "", "VisualShaderNodeSDFToScreenUV", TTR("Converts a SDF to screen UV."), -1, VisualShaderNode::PORT_TYPE_VECTOR, TYPE_FLAGS_FRAGMENT | TYPE_FLAGS_LIGHT, Shader::MODE_CANVAS_ITEM)); + add_options.push_back(AddOption("TextureSDF", "SDF", "", "VisualShaderNodeTextureSDF", TTR("Performs a SDF texture lookup."), -1, VisualShaderNode::PORT_TYPE_SCALAR, TYPE_FLAGS_FRAGMENT | TYPE_FLAGS_LIGHT, Shader::MODE_CANVAS_ITEM)); + add_options.push_back(AddOption("TextureSDFNormal", "SDF", "", "VisualShaderNodeTextureSDFNormal", TTR("Performs a SDF normal texture lookup."), -1, VisualShaderNode::PORT_TYPE_VECTOR, TYPE_FLAGS_FRAGMENT | TYPE_FLAGS_LIGHT, Shader::MODE_CANVAS_ITEM)); + } + // TEXTURES + cubemap_node_option_idx = add_options.size(); add_options.push_back(AddOption("CubeMap", "Textures", "Functions", "VisualShaderNodeCubemap", TTR("Perform the cubic texture lookup."), -1, -1)); curve_node_option_idx = add_options.size(); diff --git a/scene/register_scene_types.cpp b/scene/register_scene_types.cpp index 16b75784e1..c349d090d8 100644 --- a/scene/register_scene_types.cpp +++ b/scene/register_scene_types.cpp @@ -175,6 +175,7 @@ #include "scene/resources/video_stream.h" #include "scene/resources/visual_shader.h" #include "scene/resources/visual_shader_nodes.h" +#include "scene/resources/visual_shader_sdf_nodes.h" #include "scene/resources/world_2d.h" #include "scene/resources/world_3d.h" #include "scene/resources/world_margin_shape_3d.h" @@ -602,6 +603,12 @@ void register_scene_types() { ClassDB::register_class<VisualShaderNodeCompare>(); ClassDB::register_class<VisualShaderNodeMultiplyAdd>(); + ClassDB::register_class<VisualShaderNodeSDFToScreenUV>(); + ClassDB::register_class<VisualShaderNodeScreenUVToSDF>(); + ClassDB::register_class<VisualShaderNodeTextureSDF>(); + ClassDB::register_class<VisualShaderNodeTextureSDFNormal>(); + ClassDB::register_class<VisualShaderNodeSDFRaymarch>(); + ClassDB::register_class<ShaderMaterial>(); ClassDB::register_virtual_class<CanvasItem>(); ClassDB::register_class<CanvasTexture>(); diff --git a/scene/resources/visual_shader.cpp b/scene/resources/visual_shader.cpp index 2b28aa25cf..72724d5ee1 100644 --- a/scene/resources/visual_shader.cpp +++ b/scene/resources/visual_shader.cpp @@ -33,6 +33,7 @@ #include "core/templates/vmap.h" #include "servers/rendering/shader_types.h" #include "visual_shader_nodes.h" +#include "visual_shader_sdf_nodes.h" bool VisualShaderNode::is_simple_decl() const { return simple_decl; diff --git a/scene/resources/visual_shader_sdf_nodes.cpp b/scene/resources/visual_shader_sdf_nodes.cpp new file mode 100644 index 0000000000..d25e32b070 --- /dev/null +++ b/scene/resources/visual_shader_sdf_nodes.cpp @@ -0,0 +1,283 @@ +/*************************************************************************/ +/* visual_shader_sdf_nodes.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2021 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. */ +/*************************************************************************/ + +#include "visual_shader_sdf_nodes.h" + +// VisualShaderNodeSDFToScreenUV + +String VisualShaderNodeSDFToScreenUV::get_caption() const { + return "SDFToScreenUV"; +} + +int VisualShaderNodeSDFToScreenUV::get_input_port_count() const { + return 1; +} + +VisualShaderNodeSDFToScreenUV::PortType VisualShaderNodeSDFToScreenUV::get_input_port_type(int p_port) const { + return PORT_TYPE_VECTOR; +} + +String VisualShaderNodeSDFToScreenUV::get_input_port_name(int p_port) const { + return "sdf_pos"; +} + +int VisualShaderNodeSDFToScreenUV::get_output_port_count() const { + return 1; +} + +VisualShaderNodeSDFToScreenUV::PortType VisualShaderNodeSDFToScreenUV::get_output_port_type(int p_port) const { + return PORT_TYPE_VECTOR; +} + +String VisualShaderNodeSDFToScreenUV::get_output_port_name(int p_port) const { + return ""; +} + +String VisualShaderNodeSDFToScreenUV::generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview) const { + return "\t" + p_output_vars[0] + " = vec3(sdf_to_screen_uv(" + (p_input_vars[0] == String() ? "vec2(0.0)" : p_input_vars[0] + ".xy") + "), 0.0f);\n"; +} + +VisualShaderNodeSDFToScreenUV::VisualShaderNodeSDFToScreenUV() { +} + +// VisualShaderNodeScreenUVToSDF + +String VisualShaderNodeScreenUVToSDF::get_caption() const { + return "ScreenUVToSDF"; +} + +int VisualShaderNodeScreenUVToSDF::get_input_port_count() const { + return 1; +} + +VisualShaderNodeScreenUVToSDF::PortType VisualShaderNodeScreenUVToSDF::get_input_port_type(int p_port) const { + return PORT_TYPE_VECTOR; +} + +String VisualShaderNodeScreenUVToSDF::get_input_port_name(int p_port) const { + return "uv"; +} + +int VisualShaderNodeScreenUVToSDF::get_output_port_count() const { + return 1; +} + +VisualShaderNodeScreenUVToSDF::PortType VisualShaderNodeScreenUVToSDF::get_output_port_type(int p_port) const { + return PORT_TYPE_VECTOR; +} + +String VisualShaderNodeScreenUVToSDF::get_output_port_name(int p_port) const { + return ""; +} + +String VisualShaderNodeScreenUVToSDF::get_input_port_default_hint(int p_port) const { + if (p_port == 0) { + return "default"; + } + return ""; +} + +String VisualShaderNodeScreenUVToSDF::generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview) const { + return "\t" + p_output_vars[0] + " = vec3(screen_uv_to_sdf(" + (p_input_vars[0] == String() ? "SCREEN_UV" : p_input_vars[0] + ".xy") + "), 0.0f);\n"; +} + +VisualShaderNodeScreenUVToSDF::VisualShaderNodeScreenUVToSDF() { +} + +// VisualShaderNodeTextureSDF + +String VisualShaderNodeTextureSDF::get_caption() const { + return "TextureSDF"; +} + +int VisualShaderNodeTextureSDF::get_input_port_count() const { + return 1; +} + +VisualShaderNodeTextureSDF::PortType VisualShaderNodeTextureSDF::get_input_port_type(int p_port) const { + return PORT_TYPE_VECTOR; +} + +String VisualShaderNodeTextureSDF::get_input_port_name(int p_port) const { + return "sdf_pos"; +} + +int VisualShaderNodeTextureSDF::get_output_port_count() const { + return 1; +} + +VisualShaderNodeTextureSDF::PortType VisualShaderNodeTextureSDF::get_output_port_type(int p_port) const { + return PORT_TYPE_SCALAR; +} + +String VisualShaderNodeTextureSDF::get_output_port_name(int p_port) const { + return ""; +} + +String VisualShaderNodeTextureSDF::generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview) const { + return "\t" + p_output_vars[0] + " = texture_sdf(" + (p_input_vars[0] == String() ? "vec2(0.0)" : p_input_vars[0] + ".xy") + ");\n"; +} + +VisualShaderNodeTextureSDF::VisualShaderNodeTextureSDF() { +} + +// VisualShaderNodeTextureSDFNormal + +String VisualShaderNodeTextureSDFNormal::get_caption() const { + return "TextureSDFNormal"; +} + +int VisualShaderNodeTextureSDFNormal::get_input_port_count() const { + return 1; +} + +VisualShaderNodeTextureSDFNormal::PortType VisualShaderNodeTextureSDFNormal::get_input_port_type(int p_port) const { + return PORT_TYPE_VECTOR; +} + +String VisualShaderNodeTextureSDFNormal::get_input_port_name(int p_port) const { + return "sdf_pos"; +} + +int VisualShaderNodeTextureSDFNormal::get_output_port_count() const { + return 1; +} + +VisualShaderNodeTextureSDFNormal::PortType VisualShaderNodeTextureSDFNormal::get_output_port_type(int p_port) const { + return PORT_TYPE_VECTOR; +} + +String VisualShaderNodeTextureSDFNormal::get_output_port_name(int p_port) const { + return ""; +} + +String VisualShaderNodeTextureSDFNormal::generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview) const { + return "\t" + p_output_vars[0] + " = vec3(texture_sdf_normal(" + (p_input_vars[0] == String() ? "vec2(0.0)" : p_input_vars[0] + ".xy") + "), 0.0f);\n"; +} + +VisualShaderNodeTextureSDFNormal::VisualShaderNodeTextureSDFNormal() { +} + +// VisualShaderNodeSDFRaymarch + +String VisualShaderNodeSDFRaymarch::get_caption() const { + return "SDFRaymarch"; +} + +int VisualShaderNodeSDFRaymarch::get_input_port_count() const { + return 2; +} + +VisualShaderNodeSDFRaymarch::PortType VisualShaderNodeSDFRaymarch::get_input_port_type(int p_port) const { + if (p_port == 0 || p_port == 1) { + return PORT_TYPE_VECTOR; + } + return PORT_TYPE_SCALAR; +} + +String VisualShaderNodeSDFRaymarch::get_input_port_name(int p_port) const { + if (p_port == 0) { + return "from_pos"; + } else if (p_port == 1) { + return "to_pos"; + } + return String(); +} + +int VisualShaderNodeSDFRaymarch::get_output_port_count() const { + return 3; +} + +VisualShaderNodeSDFRaymarch::PortType VisualShaderNodeSDFRaymarch::get_output_port_type(int p_port) const { + if (p_port == 0) { + return PORT_TYPE_SCALAR; + } else if (p_port == 1) { + return PORT_TYPE_BOOLEAN; + } else if (p_port == 2) { + return PORT_TYPE_VECTOR; + } + return PORT_TYPE_SCALAR; +} + +String VisualShaderNodeSDFRaymarch::get_output_port_name(int p_port) const { + if (p_port == 0) { + return "distance"; + } else if (p_port == 1) { + return "hit"; + } else if (p_port == 2) { + return "end_pos"; + } + return String(); +} + +String VisualShaderNodeSDFRaymarch::generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview) const { + String code; + + code += "\t{\n"; + + if (p_input_vars[0] == String()) { + code += "\t\tvec2 __from_pos = vec2(0.0f);\n"; + } else { + code += "\t\tvec2 __from_pos = " + p_input_vars[0] + ".xy;\n"; + } + + if (p_input_vars[1] == String()) { + code += "\t\tvec2 __to_pos = vec2(0.0f);\n"; + } else { + code += "\t\tvec2 __to_pos = " + p_input_vars[1] + ".xy;\n"; + } + + code += "\n\t\tvec2 __at = __from_pos;\n"; + code += "\t\tfloat __max_dist = distance(__from_pos, __to_pos);\n"; + code += "\t\tvec2 __dir = normalize(__to_pos - __from_pos);\n\n"; + + code += "\t\tfloat __accum = 0.0f;\n"; + code += "\t\twhile(__accum < __max_dist) {\n"; + code += "\t\t\tfloat __d = texture_sdf(__at);\n"; + code += "\t\t\t__accum += __d;\n"; + code += "\t\t\tif (__d < 0.01f) {\n"; + code += "\t\t\t\tbreak;\n"; + code += "\t\t\t}\n"; + code += "\t\t\t__at += __d * __dir;\n"; + code += "\t\t}\n"; + + code += "\t\tfloat __dist = min(__max_dist, __accum);\n"; + code += "\t\t" + p_output_vars[0] + " = __dist;\n"; + code += "\t\t" + p_output_vars[1] + " = __accum < __max_dist;\n"; + code += "\t\t" + p_output_vars[2] + " = vec3(__from_pos + __dir * __dist, 0.0f);\n"; + + code += "\t}\n"; + + return code; +} + +VisualShaderNodeSDFRaymarch::VisualShaderNodeSDFRaymarch() { + simple_decl = false; +} diff --git a/scene/resources/visual_shader_sdf_nodes.h b/scene/resources/visual_shader_sdf_nodes.h new file mode 100644 index 0000000000..0fcf5ec0b5 --- /dev/null +++ b/scene/resources/visual_shader_sdf_nodes.h @@ -0,0 +1,132 @@ +/*************************************************************************/ +/* visual_shader_sdf_nodes.h */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2021 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 VISUAL_SHADER_SDF_NODES_H +#define VISUAL_SHADER_SDF_NODES_H + +#include "scene/resources/visual_shader.h" + +class VisualShaderNodeSDFToScreenUV : public VisualShaderNode { + GDCLASS(VisualShaderNodeSDFToScreenUV, VisualShaderNode); + +public: + virtual String get_caption() const override; + + virtual int get_input_port_count() const override; + virtual PortType get_input_port_type(int p_port) const override; + virtual String get_input_port_name(int p_port) const override; + + virtual int get_output_port_count() const override; + virtual PortType get_output_port_type(int p_port) const override; + virtual String get_output_port_name(int p_port) const override; + + virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const override; + + VisualShaderNodeSDFToScreenUV(); +}; + +class VisualShaderNodeScreenUVToSDF : public VisualShaderNode { + GDCLASS(VisualShaderNodeScreenUVToSDF, VisualShaderNode); + +public: + virtual String get_caption() const override; + + virtual int get_input_port_count() const override; + virtual PortType get_input_port_type(int p_port) const override; + virtual String get_input_port_name(int p_port) const override; + + virtual int get_output_port_count() const override; + virtual PortType get_output_port_type(int p_port) const override; + virtual String get_output_port_name(int p_port) const override; + + virtual String get_input_port_default_hint(int p_port) const override; + virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const override; + + VisualShaderNodeScreenUVToSDF(); +}; + +class VisualShaderNodeTextureSDF : public VisualShaderNode { + GDCLASS(VisualShaderNodeTextureSDF, VisualShaderNode); + +public: + virtual String get_caption() const override; + + virtual int get_input_port_count() const override; + virtual PortType get_input_port_type(int p_port) const override; + virtual String get_input_port_name(int p_port) const override; + + virtual int get_output_port_count() const override; + virtual PortType get_output_port_type(int p_port) const override; + virtual String get_output_port_name(int p_port) const override; + + virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const override; + + VisualShaderNodeTextureSDF(); +}; + +class VisualShaderNodeTextureSDFNormal : public VisualShaderNode { + GDCLASS(VisualShaderNodeTextureSDFNormal, VisualShaderNode); + +public: + virtual String get_caption() const override; + + virtual int get_input_port_count() const override; + virtual PortType get_input_port_type(int p_port) const override; + virtual String get_input_port_name(int p_port) const override; + + virtual int get_output_port_count() const override; + virtual PortType get_output_port_type(int p_port) const override; + virtual String get_output_port_name(int p_port) const override; + + virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const override; + + VisualShaderNodeTextureSDFNormal(); +}; + +class VisualShaderNodeSDFRaymarch : public VisualShaderNode { + GDCLASS(VisualShaderNodeSDFRaymarch, VisualShaderNode); + +public: + virtual String get_caption() const override; + + virtual int get_input_port_count() const override; + virtual PortType get_input_port_type(int p_port) const override; + virtual String get_input_port_name(int p_port) const override; + + virtual int get_output_port_count() const override; + virtual PortType get_output_port_type(int p_port) const override; + virtual String get_output_port_name(int p_port) const override; + + virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const override; + + VisualShaderNodeSDFRaymarch(); +}; + +#endif // VISUAL_SHADER_SDF_NODES_H |