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562 lines
16 KiB
C
562 lines
16 KiB
C
/**
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Some basic tests for small3dlib.
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author: Miloslav Ciz
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license: CC0 1.0
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*/
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#include <stdio.h>
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#include <string.h>
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#include <math.h>
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#define S3L_PIXEL_FUNCTION pixelFunc
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#define S3L_RESOLUTION_X 64
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#define S3L_RESOLUTION_Y 40
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#define S3L_SORT 1
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#include "../small3dlib.h"
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#define TEST_BUFFER_W 16
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#define TEST_BUFFER_H 16
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const char expectedRender[S3L_RESOLUTION_X * S3L_RESOLUTION_Y + 1] =
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"...................54433221100.................................."
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"...................55443221100.................................."
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"...................6554432211..................................."
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"...................65544332....................................."
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"...................665544......................................."
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"..........AAA......7655........................................."
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"..........BAAACE...76..........................................."
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"..........CABAABDEG..........................................ddd"
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".........DBABAAABCDFGH...............................eeeeeeeeddd"
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".........DBABBAAABCDEGH.....................fffffffeeeeeeeeeeddd"
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".........EDBACBAAABCDEFG............gggggffffffffffeeeeeeeeeeddd"
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"........FECBACCBBAAABDEG....hhhggggggggggffffffffffeeeeeeeeeeddd"
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"........GFDCBADCBBAihhhhhhhhhhggggggggggffffffffffeeeeeeeeeeeddd"
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"........HFECBADCCBBahhhhhhhhhhggggggggggffffffffffeeeeeeeeeeeddd"
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".......IGFECBADDCCBaahhhhhhhhhggggggggggffffffffffeeeeeeeeeeeddd"
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"........HGEDCBAEDCCaaahhhhhhhhggggggggggfffffffffffeeeeeeeeeeddd"
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"........AGFDCBAEDDCaaaahhhhhhhgggggggggggffffffffffeeeeeeeeeeddd"
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"........BAFECBAEEDDaaaaahhhhhhhggggggggggffffffffffeeeeeeeeeeddd"
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"........BAAFDCBAFEEaaaaaahhhhhhggggggggggffffffffffeeeeeeeeeeddd"
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".........BAAECBAFFEbaaaaahhhhhggggggggggffffffffffeeeeeeeeeeeddd"
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".........CBAADCBAGFbbaaaaahhhhggggggggggffffffffffeeeeeeeeeeeddd"
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".........CCBAACBAGFbbbaaaaahhhggggggggggfffffffffffeeeeeeeeeeddd"
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".........DCBBAACAGGbbbbaaaaahhgggggggggggffffffffffeeeeeeeeeeddd"
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"..........DCCBAABAHbbbbbaaaaahhggggggggggffffffffffeeeeeeeeeeddd"
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"..........DDCBBAAAHbbbbbaaaaaahggggggggggffffffffffeeeeeeeeeeddd"
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"..........EDDCBBAAIcbbbbbaaaaaaggggggggggffffffffffeeeeeeeeeeddd"
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"..........EEDDCCBAHccbbbbbaaaaagggggggggffffffffffeeeeeeeeeeeddd"
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"...........FEDDCBGFcccbbbbbaaaaaggggggggfffffffffffeeeeeeeeeeddd"
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"...........FEEDCFEDccccbbbbbaaaaaggggggggffffffffffeeeeeeeeeeddd"
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"...........GFEEDEDCcccccbbbbbaaaaagggggggffffffffffeeeeeeeeeeddd"
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"...........GFFEDCBAcccccbbbbbaaaaaaggggggffffffffffeeeeeeeeeeddd"
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"............GFCBAACdcccccbbbbbaaaaaagggggffffffffffeeeeeeeeeeddd"
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"............HGBABAAddcccccbbbbbaaaaaggggffffffffffeeeeeeeeeeeddd"
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"............HAAA...dddcccccbbbbbaaaaagggfffffffffffeeeeeeeeeeddd"
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"...................ddddcccccbbbbbaaaaagggffffffffffeeeeeeeeeeddd"
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"...................dddddcccccbbbbbaaaaaggffffffffffeeeeeeeeeeddd"
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"...................dddddcccccbbbbbaaaaaagffffffffffeeeeeeeeeeddd"
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"...................edddddcccccbbbbbaaaaaaffffffffffeeeeeeeeeeddd"
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"...................eedddddcccccbbbbbaaaaaafffffffffeeeeeeeeeeddd"
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"...................eeedddddcccccbbbbbaaaaafffffffffeeeeeeeeeeddd";
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uint8_t testRaster[TEST_BUFFER_W * TEST_BUFFER_H];
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uint8_t testScreen[S3L_RESOLUTION_X * S3L_RESOLUTION_Y];
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uint8_t renderingMode = 0;
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void pixelFunc(S3L_PixelInfo *p)
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{
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if (renderingMode == 0)
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testRaster[p->y * TEST_BUFFER_W + p->x] += 1;
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else
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{
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char c = 'x';
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switch (p->modelIndex)
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{
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case 0: c = 'a'; break;
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case 1: c = 'A'; break;
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case 2: c = '0'; break;
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default: break;
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}
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c += ((p->barycentric[0] * 8) / S3L_FRACTIONS_PER_UNIT);
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testScreen[p->y * S3L_RESOLUTION_X + p->x] = c;
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}
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}
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int testTriangleRasterization(
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S3L_ScreenCoord x0,
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S3L_ScreenCoord y0,
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S3L_ScreenCoord x1,
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S3L_ScreenCoord y1,
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S3L_ScreenCoord x2,
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S3L_ScreenCoord y2,
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uint8_t *expectedPixels
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)
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{
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printf(" --- testing tringle rasterization [%d,%d] [%d,%d] [%d,%d] (|: expected, -: rasterized) ----\n",x0,y0,x1,y1,x2,y2);
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memset(testRaster,0,TEST_BUFFER_W * TEST_BUFFER_H);
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S3L_Vec4 p0, p1, p2;
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S3L_vec4Set(&p0,x0,y0,1000,0);
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S3L_vec4Set(&p1,x1,y1,1000,0);
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S3L_vec4Set(&p2,x2,y2,1000,0);
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S3L_drawTriangle(p0,p1,p2,0,0);
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printf(" 0123456789ABCDEF\n");
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uint16_t numErrors = 0;
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for (uint8_t y = 0; y < TEST_BUFFER_H; ++y)
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{
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printf(" %d",y);
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if (y < 10)
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printf(" ");
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for (uint8_t x = 0; x < TEST_BUFFER_W; ++x)
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{
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uint8_t expected = expectedPixels[y * TEST_BUFFER_W + x];
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uint8_t rasterized = testRaster[y * TEST_BUFFER_W + x];
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char c =
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expected ?
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(rasterized ? '+' : '|')
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:
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(rasterized ? '-' : ' ');
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if (c == '-' || c == '|')
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numErrors++;
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printf("%c",c);
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}
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printf("\n");
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}
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printf(" errors: %d\n\n",numErrors);
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return numErrors;
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}
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int testRasterization(void)
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{
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printf("\n=== TESTING RASTERIZATION ===\n");
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uint16_t numErrors = 0;
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uint8_t pixelsEmpty[TEST_BUFFER_W * TEST_BUFFER_H];
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memset(pixelsEmpty,0,TEST_BUFFER_W * TEST_BUFFER_H);
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numErrors += testTriangleRasterization(5,3, 3,3, 9,3, pixelsEmpty);
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numErrors += testTriangleRasterization(9,4, 9,0, 9,9, pixelsEmpty);
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numErrors += testTriangleRasterization(9,9, 6,6, 3,3, pixelsEmpty);
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numErrors += testTriangleRasterization(0,6, 3,3, 6,0, pixelsEmpty);
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numErrors += testTriangleRasterization(7,7, 7,7, 7,7, pixelsEmpty);
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uint8_t pixels1[TEST_BUFFER_W * TEST_BUFFER_H] =
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{
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// 0 1 2 3 4 5 6 7 8 9 A B C D E F
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 0
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 1
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0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0, // 2
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0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0, // 3
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0,0,0,1,1,1,1,0,0,0,0,0,0,0,0,0, // 4
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0,0,1,1,1,1,1,1,0,0,0,0,0,0,0,0, // 5
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0,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0, // 6
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 7
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 8
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 9
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // A
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // B
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // C
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // D
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // E
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 // F
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};
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numErrors += testTriangleRasterization(4,1, 1,6, 9,7, pixels1);
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uint8_t pixels2[TEST_BUFFER_W * TEST_BUFFER_H] =
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{
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// 0 1 2 3 4 5 6 7 8 9 A B C D E F
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 0
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 1
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0,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0, // 2
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0,0,1,1,1,1,0,0,0,0,0,0,0,0,0,0, // 3
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0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0, // 4
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0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0, // 5
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 6
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 7
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 8
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 9
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // A
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // B
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // C
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // D
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // E
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 // F
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};
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numErrors += testTriangleRasterization(7,1, 1,2, 4,6, pixels2);
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uint8_t pixels3[TEST_BUFFER_W * TEST_BUFFER_H] =
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{
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// 0 1 2 3 4 5 6 7 8 9 A B C D E F
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 0
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 1
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0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, // 2
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0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0, // 3
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0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0, // 4
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0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0, // 5
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0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0, // 6
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 7
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 8
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 9
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // A
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // B
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // C
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // D
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // E
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 // F
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};
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numErrors += testTriangleRasterization(2,1, 1,3, 6,9, pixels3);
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uint8_t pixels4[TEST_BUFFER_W * TEST_BUFFER_H] =
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{
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// 0 1 2 3 4 5 6 7 8 9 A B C D E F
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 0
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0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 1
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0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0, // 2
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0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0, // 3
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0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0, // 4
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0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0, // 5
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0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0, // 6
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 7
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 8
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 9
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // A
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // B
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // C
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // D
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // E
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 // F
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};
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numErrors += testTriangleRasterization(4,8, 4,2, 0,0, pixels4);
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uint8_t pixels5[TEST_BUFFER_W * TEST_BUFFER_H] =
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{
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// 0 1 2 3 4 5 6 7 8 9 A B C D E F
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 0
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0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0, // 1
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0,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0, // 2
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0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0, // 3
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 4
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 5
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 6
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 7
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 8
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 9
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // A
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // B
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // C
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // D
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // E
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 // F
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};
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numErrors += testTriangleRasterization(6,2, 2,4, 0,0, pixels5);
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uint8_t pixels6[TEST_BUFFER_W * TEST_BUFFER_H] =
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{
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// 0 1 2 3 4 5 6 7 8 9 A B C D E F
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 0
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0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0, // 1
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1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0, // 2
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0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0, // 3
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 4
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 5
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 6
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 7
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 8
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 9
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // A
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // B
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // C
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // D
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // E
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 // F
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};
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numErrors += testTriangleRasterization(0,2, 6,0, 4,4, pixels6);
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printf("cover test (each pixel should be covered exactly once):\n\n");
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S3L_ScreenCoord coords[] =
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{
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0,0,
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6,0,
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13,0,
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15,0,
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14,1,
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11,2,
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3,3,
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11,4,
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14,5,
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0,6,
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6,6,
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13,8,
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8,9,
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3,12,
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9,12,
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11,13,
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9,14,
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0,15,
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15,15
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};
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memset(testRaster,0,TEST_BUFFER_W * TEST_BUFFER_H);
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#define dt(i1,i2,i3)\
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{\
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S3L_Vec4 p0, p1, p2;\
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S3L_vec4Set(&p0,coords[2*i1],coords[2*i1 + 1],1000,0);\
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S3L_vec4Set(&p1,coords[2*i2],coords[2*i2+1],1000,0);\
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S3L_vec4Set(&p2,coords[2*i3],coords[2*i3+1],1000,0);\
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S3L_drawTriangle(p0,p1,p2,0,0);\
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}
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dt(0,1,6) // 0
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dt(1,2,5) // 1
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dt(2,4,5) // 2
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dt(2,3,4) // 3
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dt(0,6,9) // 4
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dt(1,10,6) // 5
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dt(1,5,10) // 6
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dt(5,4,8) // 7
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dt(4,3,8) // 8
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dt(9,6,10) // 9
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dt(10,5,12) // 10
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dt(5,7,12) // 11
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dt(5,7,11) // 12
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dt(5,8,11) // 13
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dt(8,3,18) // 14
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dt(9,10,13) // 15
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dt(10,12,13) // 16
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dt(12,7,11) // 17
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dt(11,8,18) // 18
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dt(9,13,17) // 19
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dt(13,12,14) // 20
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dt(12,11,14) // 21
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dt(11,14,15) // 22
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dt(15,11,18) // 23
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dt(13,14,16) // 24
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dt(14,15,16) // 25
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dt(17,13,16) // 26
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dt(16,15,18) // 27
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dt(16,17,18) // 28
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|
|
|
// extra empty triangles
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dt(12,12,12);
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dt(9,10,10);
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dt(1,10,10);
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dt(9,6,1);
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dt(0,6,10);
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|
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|
#undef dt
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|
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|
uint16_t numErrors2 = 0;
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|
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for (uint8_t y = 0; y < TEST_BUFFER_H - 1; ++y)
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{ // ^ complete left and bottom aren't
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printf(" "); // supposed to be rasterized
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|
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|
for (uint8_t x = 0; x < TEST_BUFFER_W - 1; ++x)
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|
{
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|
uint8_t count = testRaster[y * TEST_BUFFER_W + x];
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|
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|
printf("%d",count);
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|
|
|
if (count != 1)
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|
numErrors2++;
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|
}
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|
|
|
printf("\n");
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|
}
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|
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|
printf(" errors: %d\n",numErrors2);
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|
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|
numErrors += numErrors2;
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|
|
|
printf("total rasterization errors: %d\n",numErrors);
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|
|
|
return numErrors;
|
|
}
|
|
|
|
static inline double absVal(double a)
|
|
{
|
|
return a >= 0.0 ? a : (-1 * a);
|
|
}
|
|
|
|
double vec3Len(S3L_Vec4 v)
|
|
{
|
|
return sqrt(
|
|
((double) v.x) * ((double) v.x) +
|
|
((double) v.y) * ((double) v.y) +
|
|
((double) v.z) * ((double) v.z));
|
|
}
|
|
|
|
int testGeneral(void)
|
|
{
|
|
printf("\n=== TESTING GENERAL ===\n");
|
|
|
|
printf("testing vector normalization precision...\n");
|
|
|
|
S3L_Unit m = 100 * S3L_FRACTIONS_PER_UNIT;
|
|
S3L_Unit tolerance = 0.1 * S3L_FRACTIONS_PER_UNIT;
|
|
|
|
uint32_t errors0 = 0;
|
|
uint32_t errors1 = 0;
|
|
|
|
for (S3L_Unit x = -1 * m; x < m; x += 3 * (absVal(x) / 64 + 1))
|
|
for (S3L_Unit y = -1 * m; y < m; y += 3 * (absVal(y) / 32 + 1))
|
|
for (S3L_Unit z = -1 * m; z < m; z += 5 * (absVal(z) / 64 + 1))
|
|
{
|
|
S3L_Vec4 v;
|
|
|
|
S3L_vec4Set(&v,x,y,z,0);
|
|
S3L_vec3NormalizeFast(&v);
|
|
|
|
double l0 = vec3Len(v);
|
|
double e0 = absVal(l0 - S3L_FRACTIONS_PER_UNIT);
|
|
|
|
S3L_vec4Set(&v,x,y,z,0);
|
|
S3L_vec3Normalize(&v);
|
|
|
|
double l1 = vec3Len(v);
|
|
double e1 = absVal(l1 - S3L_FRACTIONS_PER_UNIT);
|
|
|
|
if (e0 > tolerance)
|
|
errors0++;
|
|
|
|
if (e1 > tolerance)
|
|
{
|
|
errors1++;
|
|
|
|
printf("%f\n",l1);
|
|
S3L_logVec4(v);
|
|
}
|
|
}
|
|
|
|
printf("wrong normalization with unsafe function: %d\nwrong normalizations with safe function: %d\n",errors0,errors1);
|
|
|
|
return errors1;
|
|
}
|
|
|
|
S3L_Unit cubeVertices[] = { S3L_CUBE_VERTICES(S3L_FRACTIONS_PER_UNIT) };
|
|
S3L_Index cubeTriangles[] = { S3L_CUBE_TRIANGLES };
|
|
S3L_Unit triangleVertices[] = { -512, 0, 512, 402, 0, 200, 0, 600, 0 };
|
|
S3L_Index triangleTriangles[] = { 0, 1, 2 };
|
|
|
|
S3L_Model3D cubeModel;
|
|
S3L_Model3D triangleModel;
|
|
S3L_Model3D models[4];
|
|
S3L_Scene scene;
|
|
|
|
int testRender(void)
|
|
{
|
|
printf("\n=== TESTING RENDER ===\n");
|
|
|
|
memset(testScreen,'.',S3L_RESOLUTION_X * S3L_RESOLUTION_Y);
|
|
|
|
S3L_model3DInit(cubeVertices,S3L_CUBE_VERTEX_COUNT,cubeTriangles,S3L_CUBE_TRIANGLE_COUNT,&cubeModel);
|
|
S3L_model3DInit(triangleVertices,3,triangleTriangles,1,&triangleModel);
|
|
|
|
models[0] = cubeModel;
|
|
models[0].transform.translation.z -= S3L_FRACTIONS_PER_UNIT;
|
|
|
|
models[1] = cubeModel;
|
|
models[1].transform.translation.x -= S3L_FRACTIONS_PER_UNIT * 2;
|
|
models[1].transform.translation.y = S3L_FRACTIONS_PER_UNIT / 2;
|
|
models[1].transform.scale.y = S3L_FRACTIONS_PER_UNIT * 2;
|
|
models[1].transform.rotation.x = 200;
|
|
models[1].transform.rotation.y = 100;
|
|
|
|
models[2] = triangleModel;
|
|
models[2].transform.translation.x = -1000;
|
|
models[2].transform.translation.y = 1000;
|
|
|
|
models[3] = triangleModel;
|
|
models[3].transform.translation.x = -1500;
|
|
models[3].transform.translation.y = 1200;
|
|
models[3].transform.rotation.x = S3L_FRACTIONS_PER_UNIT / 2; // turn away, test BF culling
|
|
|
|
S3L_sceneInit(models,4,&scene);
|
|
|
|
scene.camera.transform.translation.z = -2 * S3L_FRACTIONS_PER_UNIT;
|
|
scene.camera.transform.translation.y = S3L_FRACTIONS_PER_UNIT / 3;
|
|
scene.camera.transform.rotation.y = 30;
|
|
|
|
renderingMode = 1;
|
|
|
|
S3L_newFrame();
|
|
S3L_drawScene(scene);
|
|
|
|
int errors = 0;
|
|
|
|
for (uint32_t i = 0; i < (S3L_RESOLUTION_X * S3L_RESOLUTION_Y); ++i)
|
|
{
|
|
if ((i % S3L_RESOLUTION_X) == 0)
|
|
printf(" \n");
|
|
|
|
printf("%c",testScreen[i]);
|
|
|
|
if (testScreen[i] != expectedRender[i])
|
|
errors += 1;
|
|
}
|
|
|
|
return errors;
|
|
}
|
|
|
|
int main(void)
|
|
{
|
|
printf("testing small3dlib\n\n");
|
|
|
|
S3L_Mat4 m, m2;
|
|
S3L_Vec4 v;
|
|
|
|
S3L_mat4Init(&m);
|
|
S3L_logMat4(m);
|
|
|
|
S3L_vec4Init(&v);
|
|
|
|
S3L_logVec4(v);
|
|
|
|
S3L_vec4Xmat4(&v,&m);
|
|
S3L_logVec4(v);
|
|
|
|
S3L_makeTranslationMat(100,200,300,&m2);
|
|
S3L_logMat4(m2);
|
|
|
|
S3L_mat4Xmat4(&m,&m2);
|
|
S3L_logMat4(m);
|
|
|
|
uint32_t totalErrors = 0;
|
|
|
|
totalErrors += testGeneral();
|
|
totalErrors += testRasterization();
|
|
totalErrors += testRender();
|
|
|
|
printf("\n\n===== DONE =====\ntotal errors: %d\n",totalErrors);
|
|
|
|
return 0;
|
|
}
|