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69 lines
1.7 KiB
69 lines
1.7 KiB
#pragma once
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#include "CELLMath.hpp"
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namespace CELL
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{
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enum DRAWMODE
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{
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DM_POINTS = 0,
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DM_LINES = 1,
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DM_LINE_LOOP = 2,
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DM_LINE_STRIP = 3,
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};
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class Raster
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{
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public:
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Rgba* _buffer;
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int _width;
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int _height;
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Rgba _color;
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public:
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Raster(int w,int h,void* buffer);
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~Raster(void);
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void clear();
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void drawPoint(int x,int y, Rgba color,int ptSize);
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void drawArrays(DRAWMODE mode,const float2* points,int count);
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void drawFilleRect(int startX,int startY,int w,int h);
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void drawRect(const int2* points,const Rgba* colors);
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public:
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void drawLine(int startX,int endX, int y,Rgba color1,Rgba color2)
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{
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float length = tmax<int>(endX - startX,1);
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for (int x = startX ; x <= endX ; ++ x)
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{
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Rgba color = colorLerp(color1,color2,( x - startX)/length);
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setPixel(x,y,color);
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}
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}
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void drawLine(float2 pt1,float2 pt2,Rgba color1,Rgba color2);
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void drawPoints(float2 pt1,Rgba4Byte color)
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{
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}
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inline void setPixelEx(unsigned x,unsigned y,Rgba color)
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{
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_buffer[y * _width + x] = color;
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}
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inline void setPixel(unsigned x,unsigned y,Rgba color)
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{
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if (x >= _width || y >= _height)
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{
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return;
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}
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_buffer[y * _width + x] = color;
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}
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};
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}
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