mirror of https://github.com/minetest/minetest.git
90 lines
2.7 KiB
C++
90 lines
2.7 KiB
C++
/*
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Minetest
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Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
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Copyright (C) 2017 numzero, Lobachevskiy Vitaliy <numzer0@yandex.ru>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#pragma once
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#include "core.h"
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#include "pipeline.h"
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/**
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* Implements a pipeline step that renders the 3D scene
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*/
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class Draw3D : public RenderStep
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{
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public:
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virtual void setRenderSource(RenderSource *) override {}
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virtual void setRenderTarget(RenderTarget *target) override { m_target = target; }
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virtual void reset(PipelineContext &context) override {}
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virtual void run(PipelineContext &context) override;
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private:
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RenderTarget *m_target {nullptr};
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};
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/**
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* Implements a pipeline step that renders the game HUD
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*/
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class DrawHUD : public RenderStep
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{
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public:
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virtual void setRenderSource(RenderSource *) override {}
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virtual void setRenderTarget(RenderTarget *) override {}
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virtual void reset(PipelineContext &context) override {}
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virtual void run(PipelineContext &context) override;
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};
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class MapPostFxStep : public TrivialRenderStep
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{
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public:
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virtual void setRenderTarget(RenderTarget *) override;
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virtual void run(PipelineContext &context) override;
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private:
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RenderTarget *target;
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};
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class RenderShadowMapStep : public TrivialRenderStep
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{
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public:
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virtual void run(PipelineContext &context) override;
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};
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/**
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* UpscaleStep step performs rescaling of the image
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* in the source texture 0 to the size of the target.
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*/
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class UpscaleStep : public RenderStep
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{
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public:
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virtual void setRenderSource(RenderSource *source) override { m_source = source; }
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virtual void setRenderTarget(RenderTarget *target) override { m_target = target; }
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virtual void reset(PipelineContext &context) override {};
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virtual void run(PipelineContext &context) override;
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private:
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RenderSource *m_source;
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RenderTarget *m_target;
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};
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std::unique_ptr<RenderStep> create3DStage(Client *client, v2f scale);
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RenderStep* addUpscaling(RenderPipeline *pipeline, RenderStep *previousStep, v2f downscale_factor);
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void populatePlainPipeline(RenderPipeline *pipeline, Client *client);
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