71 lines
2.0 KiB
C++
71 lines
2.0 KiB
C++
/* Copyright (c) 2018-2025, Arm Limited and Contributors
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 the "License";
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include "buffer_pool.h"
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#include "rendering/subpasses/geometry_subpass.h"
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// This value is per type of light that we feed into the shader
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#define MAX_FORWARD_LIGHT_COUNT 8
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namespace vkb
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{
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namespace sg
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{
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class Scene;
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class Node;
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class Mesh;
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class SubMesh;
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class Camera;
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} // namespace sg
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struct alignas(16) ForwardLights
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{
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vkb::rendering::Light directional_lights[MAX_FORWARD_LIGHT_COUNT];
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vkb::rendering::Light point_lights[MAX_FORWARD_LIGHT_COUNT];
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vkb::rendering::Light spot_lights[MAX_FORWARD_LIGHT_COUNT];
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};
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/**
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* @brief This subpass is responsible for rendering a Scene
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*/
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class ForwardSubpass : public GeometrySubpass
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{
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public:
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/**
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* @brief Constructs a subpass designed for forward rendering
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* @param render_context Render context
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* @param vertex_shader Vertex shader source
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* @param fragment_shader Fragment shader source
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* @param scene Scene to render on this subpass
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* @param camera Camera used to look at the scene
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*/
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ForwardSubpass(RenderContext &render_context, ShaderSource &&vertex_shader, ShaderSource &&fragment_shader, sg::Scene &scene, sg::Camera &camera);
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virtual ~ForwardSubpass() = default;
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virtual void prepare() override;
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/**
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* @brief Record draw commands
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*/
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virtual void draw(vkb::core::CommandBufferC &command_buffer) override;
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};
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} // namespace vkb
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