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Dependencies:   mbed

Rasturizer/Rasturizer.cpp@8:a667bc5050c1, 2019-02-26 (annotated)

Committer:
el17cd
Date:
Tue Feb 26 09:35:03 2019 +0000
Revision:
8:a667bc5050c1
Parent:
7:15543cb10a14
Child:
9:5915fc800824
added prototype asteroid idea;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
el17cd 1:044238f7bdda 1 #include "mbed.h"
el17cd 1:044238f7bdda 2 #include "Rasturizer.h"
el17cd 2:a5bc7b3779f7 3
el17cd 4:759a5c34e239 4 N5110 lcd(PTC9,PTC0,PTC7,PTD2,PTD1,PTC11);
el17cd 3:2e31dfcb712a 5
el17cd 3:2e31dfcb712a 6
el17cd 4:759a5c34e239 7 Rasturizer::Rasturizer(){
el17cd 3:2e31dfcb712a 8 lcd.init();
el17cd 4:759a5c34e239 9 }
el17cd 1:044238f7bdda 10
el17cd 4:759a5c34e239 11 void Rasturizer::drawFace(Face face){
el17cd 7:15543cb10a14 12 double points[4][3];
el17cd 4:759a5c34e239 13 for(int vertex = 0; vertex < 4; vertex++){
el17cd 4:759a5c34e239 14 for(int axis = 0; axis < 3; axis++){
el17cd 4:759a5c34e239 15 points[vertex][axis] = face.getVertexValue(vertex, axis);
el17cd 4:759a5c34e239 16 }
el17cd 4:759a5c34e239 17 }
el17cd 7:15543cb10a14 18 //double avgZ = points[0][2] + points[1][2] + points[2][2] + points[3][2];//not needed if no rotation
el17cd 6:75031d14fc0d 19
el17cd 7:15543cb10a14 20 if (points[0][2] > 5 || points[1][2] > 5 || points[2][2] > 5|| points[3][2]>5){
el17cd 7:15543cb10a14 21 int diffX1 = points[0][0]-points[1][0];
el17cd 7:15543cb10a14 22 int diffY1 = points[0][1]-points[1][1];
el17cd 7:15543cb10a14 23 int diffX2 = points[2][0]-points[3][0];
el17cd 8:a667bc5050c1 24 int diffY2 = points[2][1]-points[3][1];/*
el17cd 8:a667bc5050c1 25
el17cd 7:15543cb10a14 26 if (abs(diffX1) > abs(diffX2)){
el17cd 7:15543cb10a14 27
el17cd 7:15543cb10a14 28 double step = (double)diffY1/(double)diffX1;
el17cd 7:15543cb10a14 29 double stepSmall1 = (double)diffX2/(double)diffX1;
el17cd 7:15543cb10a14 30 double stepSmall2 = (double)diffY2/(double)diffX1;
el17cd 7:15543cb10a14 31 lcd.printString("top",0,0);
el17cd 7:15543cb10a14 32 for(int s = 0; s<= abs(diffX1)-1; s++){
el17cd 8:a667bc5050c1 33 lcd.drawLine((rint(points[0][0]+s)/points[0][2])+42, rint((points[0][1]+step*s)/points[0][2]), rint((points[3][0]-stepSmall1*s)/points[3][2])+42, rint((points[3][1]-stepSmall2*s)/points[3][2])+21, 1);
el17cd 8:a667bc5050c1 34 lcd.drawLine((rint(points[0][0]+s+1)/points[0][2])+42, rint((points[0][1]+step*s)/points[0][2]), rint((points[3][0]-stepSmall1*s-1)/points[3][2])+42, rint((points[3][1]-stepSmall2*s)/points[3][2])+21, 1);
el17cd 7:15543cb10a14 35
el17cd 7:15543cb10a14 36 //lcd.drawLine(points[0][0]+s, rint(points[0][1]+step*s), rint(points[3][0]-stepSmall1*s), rint(points[3][1]-stepSmall2*s), 0);
el17cd 7:15543cb10a14 37 //lcd.drawLine(points[0][0]+s+1, rint(points[0][1]+step*s), rint(points[3][0]-stepSmall1*s-1), rint(points[3][1]-stepSmall2*s), 0);
el17cd 7:15543cb10a14 38
el17cd 7:15543cb10a14 39 }
el17cd 7:15543cb10a14 40 }
el17cd 7:15543cb10a14 41 else{
el17cd 7:15543cb10a14 42 lcd.printString("bottom",0,0);
el17cd 7:15543cb10a14 43 double step = (double)diffY2/(double)diffX2;
el17cd 7:15543cb10a14 44 double stepSmall1 = (double)diffX1/(double)diffX2;
el17cd 7:15543cb10a14 45 double stepSmall2 = (double)diffY1/(double)diffX2;
el17cd 7:15543cb10a14 46
el17cd 7:15543cb10a14 47 for(int s = 0; s<= abs(diffX2)-1; s++){
el17cd 8:a667bc5050c1 48 lcd.drawLine(rint((points[0][0]-stepSmall1*s)*(40/points[0][2]))+42, rint((points[0][1]-stepSmall2*s)*(40/points[0][2]))+21,rint((points[3][0]+s)*(40/points[3][2]))+42, rint((points[3][1]+step*s)*(40/points[3][2]))+21, 1);
el17cd 8:a667bc5050c1 49 lcd.drawLine(rint((points[0][0]-stepSmall1*s-1)*(40/points[0][2])+42), rint((points[0][1]-stepSmall2*s)*(40/points[0][2])+21),rint((points[3][0]+s+1)*(40/points[3][2]))+42, rint((points[3][1]+step*s)*(40/points[3][2]))+21, 1);
el17cd 7:15543cb10a14 50 }
el17cd 7:15543cb10a14 51 }*/
el17cd 1:044238f7bdda 52
el17cd 7:15543cb10a14 53 for (int i = 0; i < 3; i++){
el17cd 6:75031d14fc0d 54
el17cd 7:15543cb10a14 55 lcd.drawLine(rint(points[i][0]*(40/points[i][2]))+42,
el17cd 7:15543cb10a14 56 rint(points[i][1]*(40/points[i][2]))+21,
el17cd 7:15543cb10a14 57 rint(points[i+1][0]*(40/points[i+1][2]))+42,
el17cd 7:15543cb10a14 58 rint(points[i+1][1]*(40/points[i+1][2]))+21,
el17cd 7:15543cb10a14 59 1);
el17cd 7:15543cb10a14 60
el17cd 1:044238f7bdda 61 }
el17cd 7:15543cb10a14 62 lcd.drawLine(rint(points[0][0]*(40/points[0][2]))+42,
el17cd 7:15543cb10a14 63 rint(points[0][1]*(40/points[0][2]))+21,
el17cd 7:15543cb10a14 64 rint(points[3][0]*(40/points[3][2]))+42,
el17cd 7:15543cb10a14 65 rint(points[3][1]*(40/points[3][2]))+21,
el17cd 7:15543cb10a14 66 1);
el17cd 1:044238f7bdda 67 }
el17cd 4:759a5c34e239 68 }
el17cd 4:759a5c34e239 69 void Rasturizer::clear(){
el17cd 4:759a5c34e239 70 lcd.clear();
el17cd 4:759a5c34e239 71 }
el17cd 4:759a5c34e239 72
el17cd 4:759a5c34e239 73 void Rasturizer::refresh(){
el17cd 4:759a5c34e239 74 lcd.refresh();
el17cd 1:044238f7bdda 75 }