git subrepo clone --branch=sono6good https://github.com/essej/JUCE.git deps/juce
subrepo: subdir: "deps/juce" merged: "b13f9084e" upstream: origin: "https://github.com/essej/JUCE.git" branch: "sono6good" commit: "b13f9084e" git-subrepo: version: "0.4.3" origin: "https://github.com/ingydotnet/git-subrepo.git" commit: "2f68596"
This commit is contained in:
essej
111
deps/juce/modules/juce_box2d/utils/juce_Box2DRenderer.cpp
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111
deps/juce/modules/juce_box2d/utils/juce_Box2DRenderer.cpp
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/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2020 - Raw Material Software Limited
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JUCE is an open source library subject to commercial or open-source
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licensing.
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By using JUCE, you agree to the terms of both the JUCE 6 End-User License
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Agreement and JUCE Privacy Policy (both effective as of the 16th June 2020).
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End User License Agreement: www.juce.com/juce-6-licence
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Privacy Policy: www.juce.com/juce-privacy-policy
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Or: You may also use this code under the terms of the GPL v3 (see
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www.gnu.org/licenses).
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JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
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EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
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DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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Box2DRenderer::Box2DRenderer() noexcept : graphics (nullptr)
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{
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SetFlags (e_shapeBit);
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}
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void Box2DRenderer::render (Graphics& g, b2World& world,
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float left, float top, float right, float bottom,
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const Rectangle<float>& target)
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{
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graphics = &g;
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g.addTransform (AffineTransform::fromTargetPoints (left, top, target.getX(), target.getY(),
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right, top, target.getRight(), target.getY(),
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left, bottom, target.getX(), target.getBottom()));
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world.SetDebugDraw (this);
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world.DrawDebugData();
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}
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Colour Box2DRenderer::getColour (const b2Color& c) const
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{
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return Colour::fromFloatRGBA (c.r, c.g, c.b, 1.0f);
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}
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float Box2DRenderer::getLineThickness() const
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{
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return 0.1f;
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}
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static void createPath (Path& p, const b2Vec2* vertices, int32 vertexCount)
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{
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p.startNewSubPath (vertices[0].x, vertices[0].y);
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for (int i = 1; i < vertexCount; ++i)
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p.lineTo (vertices[i].x, vertices[i].y);
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p.closeSubPath();
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}
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void Box2DRenderer::DrawPolygon (const b2Vec2* vertices, int32 vertexCount, const b2Color& color)
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{
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graphics->setColour (getColour (color));
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Path p;
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createPath (p, vertices, vertexCount);
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graphics->strokePath (p, PathStrokeType (getLineThickness()));
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}
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void Box2DRenderer::DrawSolidPolygon (const b2Vec2* vertices, int32 vertexCount, const b2Color& color)
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{
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graphics->setColour (getColour (color));
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Path p;
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createPath (p, vertices, vertexCount);
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graphics->fillPath (p);
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}
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void Box2DRenderer::DrawCircle (const b2Vec2& center, float32 radius, const b2Color& color)
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{
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graphics->setColour (getColour (color));
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graphics->drawEllipse (center.x - radius, center.y - radius,
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radius * 2.0f, radius * 2.0f,
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getLineThickness());
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}
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void Box2DRenderer::DrawSolidCircle (const b2Vec2& center, float32 radius, const b2Vec2& /*axis*/, const b2Color& colour)
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{
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graphics->setColour (getColour (colour));
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graphics->fillEllipse (center.x - radius, center.y - radius,
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radius * 2.0f, radius * 2.0f);
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}
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void Box2DRenderer::DrawSegment (const b2Vec2& p1, const b2Vec2& p2, const b2Color& color)
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{
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graphics->setColour (getColour (color));
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graphics->drawLine (p1.x, p1.y, p2.x, p2.y, getLineThickness());
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}
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void Box2DRenderer::DrawTransform (const b2Transform&)
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{
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}
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} // namespace juce
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79
deps/juce/modules/juce_box2d/utils/juce_Box2DRenderer.h
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79
deps/juce/modules/juce_box2d/utils/juce_Box2DRenderer.h
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@ -0,0 +1,79 @@
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/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2020 - Raw Material Software Limited
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JUCE is an open source library subject to commercial or open-source
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licensing.
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By using JUCE, you agree to the terms of both the JUCE 6 End-User License
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Agreement and JUCE Privacy Policy (both effective as of the 16th June 2020).
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End User License Agreement: www.juce.com/juce-6-licence
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Privacy Policy: www.juce.com/juce-privacy-policy
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Or: You may also use this code under the terms of the GPL v3 (see
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www.gnu.org/licenses).
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JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
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EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
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DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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//==============================================================================
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/** A simple implementation of the b2Draw class, used to draw a Box2D world.
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To use it, simply create an instance of this class in your paint() method,
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and call its render() method.
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@tags{Box2D}
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*/
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class Box2DRenderer : public b2Draw
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{
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public:
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Box2DRenderer() noexcept;
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/** Renders the world.
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@param g the context to render into
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@param world the world to render
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@param box2DWorldLeft the left coordinate of the area of the world to be drawn
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@param box2DWorldTop the top coordinate of the area of the world to be drawn
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@param box2DWorldRight the right coordinate of the area of the world to be drawn
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@param box2DWorldBottom the bottom coordinate of the area of the world to be drawn
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@param targetArea the area within the target context onto which the source
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world rectangle should be mapped
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*/
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void render (Graphics& g,
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b2World& world,
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float box2DWorldLeft, float box2DWorldTop,
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float box2DWorldRight, float box2DWorldBottom,
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const Rectangle<float>& targetArea);
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// b2Draw methods:
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void DrawPolygon (const b2Vec2*, int32, const b2Color&) override;
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void DrawSolidPolygon (const b2Vec2*, int32, const b2Color&) override;
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void DrawCircle (const b2Vec2& center, float32 radius, const b2Color&) override;
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void DrawSolidCircle (const b2Vec2& center, float32 radius, const b2Vec2& axis, const b2Color&) override;
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void DrawSegment (const b2Vec2& p1, const b2Vec2& p2, const b2Color&) override;
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void DrawTransform (const b2Transform& xf) override;
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/** Converts a b2Color to a juce Colour. */
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virtual Colour getColour (const b2Color&) const;
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/** Returns the thickness to use for drawing outlines. */
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virtual float getLineThickness() const;
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protected:
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Graphics* graphics;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (Box2DRenderer)
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};
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} // namespace juce
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