Now otclient have lights! This code was originally made by @Tarjei400, I have improved it and merged into otclient master. Many thanks for tarjei for the contribution. Warning, this still experimental, fixes may come in the next days.master
Eduardo Bart
12 years ago
parent
eb979ef7cd
commit
81068f820d
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/*
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* Copyright (c) 2010-2012 OTClient <https://github.com/edubart/otclient>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "lightview.h"
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#include "mapview.h"
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#include <framework/graphics/framebuffer.h>
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#include <framework/graphics/framebuffermanager.h>
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#include <framework/graphics/painter.h>
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#include <framework/graphics/image.h>
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LightView::LightView()
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{
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m_lightbuffer = g_framebuffers.getTemporaryFrameBuffer();
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generateLightBuble();
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reset();
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}
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void LightView::generateLightBuble()
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{
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const int size = 256;
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uint8_t dest[size*size*4];
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for(int x = 0; x < size; x++){
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for(int y = 0; y < size; y++){
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int norm = std::sqrt((size/2 - x)*(size/2 - x) + (size/2 - y)*(size/2 - y));
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float p = 128*norm/(size/2);
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float color = (p <= 128 ? 255 * (128-p)*(128-p)/(128*128) : 0);
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if(color < 0)
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color = 0;
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int line = y;
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dest[4*x + 4*size*line] = (uint8_t)color;
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dest[4*x + 4*size*line + 1] = (uint8_t)color;
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dest[4*x + 4*size*line + 2] = (uint8_t)color;
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dest[4*x + 4*size*line + 3] = 255;
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}
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}
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ImagePtr light = ImagePtr(new Image(Size(size,size), 4, dest));
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m_lightTexture = TexturePtr(new Texture(light, false));
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m_lightTexture->setSmooth(true);
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}
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void LightView::reset()
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{
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m_numLights = 0;
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}
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void LightView::setGlobalLight(const Light& light)
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{
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m_globalLight = light;
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}
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void LightView::addLightSource(const Point& center, float scaleFactor, const Light& light)
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{
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if(m_numLights > MAX_LIGHTS)
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return;
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int radius = light.intensity * 64 * scaleFactor;
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m_lightMap[m_numLights].center = center;
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m_lightMap[m_numLights].color = Color::from8bit(light.color);
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m_lightMap[m_numLights].radius = radius;
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m_numLights++;
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}
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void LightView::drawGlobalLight(const Light& light)
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{
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Color color = Color::from8bit(light.color);
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float factor = 0;//std::max<int>(256 - light.intensity, 0) / 256.0f;
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color.setRed(color.rF() * factor);
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color.setGreen(color.gF() * factor);
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color.setBlue(color.bF() * factor);
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color.setAlpha(1.0f);
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g_painter->clear(color);
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}
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void LightView::drawLightSource(const Point& center, const Color& color, int radius)
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{
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Rect dest = Rect(center - Point(radius, radius), Size(radius*2,radius*2));
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g_painter->setColor(color);
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g_painter->drawTexturedRect(dest, m_lightTexture);
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// debug draw
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//g_painter->drawBoundingRect(dest);
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}
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void LightView::draw(Size size)
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{
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m_lightbuffer->resize(size);
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m_lightbuffer->bind();
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drawGlobalLight(m_globalLight);
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g_painter->setCompositionMode(Painter::CompositionMode_Add);
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for(int i=0;i<m_numLights;++i)
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drawLightSource(m_lightMap[i].center, m_lightMap[i].color, m_lightMap[i].radius);
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m_lightbuffer->release();
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g_painter->setCompositionMode(Painter::CompositionMode_Light);
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m_lightbuffer->draw();
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g_painter->setCompositionMode(Painter::CompositionMode_Normal);
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}
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@ -0,0 +1,63 @@
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/*
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* Copyright (c) 2010-2012 OTClient <https://github.com/edubart/otclient>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef LIGHTVIEW_H
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#define LIGHTVIEW_H
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#include "declarations.h"
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#include <framework/graphics/declarations.h>
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#include "thingtype.h"
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struct LightSource {
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Color color;
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Point center;
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int radius;
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};
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class LightView : public LuaObject
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{
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enum {
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MAX_LIGHTS = 1024
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};
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public:
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LightView();
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void reset();
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void setGlobalLight(const Light& light);
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void addLightSource(const Point& center, float scaleFactor, const Light& light);
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void draw(Size size);
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private:
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void drawGlobalLight(const Light& light);
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void drawLightSource(const Point& center, const Color& color, int radius);
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void generateLightBuble();
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TexturePtr m_lightTexture;
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FrameBufferPtr m_lightbuffer;
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MapView* m_mapView;
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int m_numLights;
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Light m_globalLight;
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std::array<LightSource, MAX_LIGHTS> m_lightMap;
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};
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#endif // LIGHTVIEW_H
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