AaronLiddiment/LEDMatrix

Initial Split Release

```I have now split the RGBLEDS repository into its separate classes as
several people got caught out by the GitHub zip file putting the classes
into a RGBLEDS folder in their Arduino libraries folder.```
AaronLiddiment committed Oct 30, 2015
1 parent a9d9549 commit 6d50d1fdc5f762f695b93933858a354cfd3facfe
Showing with 974 additions and 0 deletions.
1. +242 −0 LEDMatrix.cpp
2. +509 −0 LEDMatrix.h
3. +95 −0 examples/MatrixExample1/MatrixExample1.ino
4. +86 −0 examples/MatrixExample2/MatrixExample2.ino
5. +42 −0 keywords.txt
 @@ -0,0 +1,242 @@ /* LEDMatrix V4 class by Aaron Liddiment (c) 2015 Inspiration for some of the Matrix functions from Stefan Petrick FastLED v3.1 library by Daniel Garcia and Mark Kriegsmann. Written & tested on a Teensy 3.1 using Arduino V1.6.3 & teensyduino V1.22 */ #include #include cLEDMatrixBase::cLEDMatrixBase() { } struct CRGB* cLEDMatrixBase::operator[](int n) { return(&m_LED[n]); } struct CRGB& cLEDMatrixBase::operator()(int16_t x, int16_t y) { if ( (x >= 0) && (x < m_Width) && (y >= 0) && (y < m_Height)) return(m_LED[mXY(x, y)]); else return(m_OutOfBounds); } struct CRGB& cLEDMatrixBase::operator()(int16_t i) { if ((i >=0) && (i < (m_Width * m_Height))) return(m_LED[i]); else return(m_OutOfBounds); } void cLEDMatrixBase::HorizontalMirror(bool FullHeight) { int ty, y, x, xx; if (FullHeight) ty = m_Height - 1; else ty = (m_Height / 2); for (y=ty; y>=0; --y) { for (x=(m_Width/2)-1,xx=((m_Width+1)/2); x>=0; --x,++xx) m_LED[mXY(xx, y)] = m_LED[mXY(x, y)]; } } void cLEDMatrixBase::VerticalMirror() { int y, yy, x; for (y=(m_Height/2)-1,yy=((m_Height+1)/2); y>=0; --y,++yy) { for (x=m_Width-1; x>=0; --x) m_LED[mXY(x, yy)] = m_LED[mXY(x, y)]; } } void cLEDMatrixBase::QuadrantMirror() { HorizontalMirror(false); VerticalMirror(); } void cLEDMatrixBase::QuadrantRotateMirror() { int MaxXY, MidXY, x, y, src; if (m_Width > m_Height) MaxXY = m_Height; else MaxXY = m_Width; MidXY = (MaxXY / 2); MaxXY--; for (x=MidXY-(MaxXY%2); x>=0; --x) { for (y=MidXY-(MaxXY%2); y>=0; --y) { src = mXY(x, y); m_LED[mXY(MidXY + y, MidXY - (MaxXY % 2) - x)] = m_LED[src]; m_LED[mXY(MaxXY - x, MaxXY - y)] = m_LED[src]; m_LED[mXY(MidXY - (MaxXY % 2) - y, MidXY + x)] = m_LED[src]; } } } void cLEDMatrixBase::TriangleTopMirror(bool FullHeight) { int MaxXY, x, y; if (m_Width > m_Height) MaxXY = m_Height - 1; else MaxXY = m_Width - 1; if (! FullHeight) MaxXY /= 2; for (y=1; y<=MaxXY; ++y) { for (x=0; x m_Height) MaxXY = m_Height - 1; else MaxXY = m_Width - 1; if (! FullHeight) MaxXY /= 2; for (y=0,xx=MaxXY; y=0; --x,++yy) m_LED[mXY(xx, yy)] = m_LED[mXY(x, y)]; } } void cLEDMatrixBase::QuadrantTopTriangleMirror() { TriangleTopMirror(false); QuadrantMirror(); } void cLEDMatrixBase::QuadrantBottomTriangleMirror() { TriangleBottomMirror(false); QuadrantMirror(); } void cLEDMatrixBase::DrawLine(int16_t x0, int16_t y0, int16_t x1, int16_t y1, CRGB Col) { int16_t dx = x1 - x0; int16_t dy = y1 - y0; if (abs(dx) >= abs(dy)) { int32_t f = (dy << 16) / abs(dx); int32_t y = (y0 << 16) + 32768; if (dx >= 0) { for (; x0<=x1; ++x0,y+=f) (*this)(x0, (y >> 16)) = Col; } else { for (; x0>=x1; --x0,y+=f) (*this)(x0, (y >> 16)) = Col; } } else { int32_t f = (dx << 16) / abs(dy); int32_t x = (x0 << 16) + 32768; if (dy >= 0) { for (; y0<=y1; ++y0,x+=f) (*this)((x >> 16), y0) = Col; } else { for (; y0>=y1; --y0,x+=f) (*this)((x >> 16), y0) = Col; } } } void cLEDMatrixBase::DrawRectangle(int16_t x0, int16_t y0, int16_t x1, int16_t y1, CRGB Col) { DrawLine(x0, y0, x0, y1, Col); DrawLine(x0, y1, x1, y1, Col); DrawLine(x1, y1, x1, y0, Col); DrawLine(x1, y0, x0, y0, Col); } void cLEDMatrixBase::DrawCircle(int16_t xc, int16_t yc, uint16_t r, CRGB Col) { int16_t x = -r; int16_t y = 0; int16_t e = 2 - (2 * r); do { (*this)(xc + x, yc - y) = Col; (*this)(xc - x, yc + y) = Col; (*this)(xc + y, yc + x) = Col; (*this)(xc - y, yc - x) = Col; int16_t _e = e; if (_e <= y) e += (++y * 2) + 1; if ((_e > x) || (e > y)) e += (++x * 2) + 1; } while (x < 0); } void cLEDMatrixBase::DrawFilledRectangle(int16_t x0, int16_t y0, int16_t x1, int16_t y1, CRGB Col) { int16_t y = min(y0, y1); for (int16_t c=abs(y1-y0); c>=0; --c,++y) DrawLine(x0, y, x1, y, Col); } void cLEDMatrixBase::DrawFilledCircle(int16_t xc, int16_t yc, uint16_t r, CRGB Col) { int16_t x = r; int16_t y = 0; int16_t e = 1 - x; while (x >= y) { DrawLine(xc + x, yc + y, xc - x, yc + y, Col); DrawLine(xc + y, yc + x, xc - y, yc + x, Col); DrawLine(xc - x, yc - y, xc + x, yc - y, Col); DrawLine(xc - y, yc - x, xc + y, yc - x, Col); ++y; if (e >= 0) { --x; e += 2 * ((y - x) + 1); } else e += (2 * y) + 1; } }