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Update WIP floor texturing

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This commit is contained in:
Miloslav Číž 2018-09-18 09:40:17 +02:00
parent 42057b3b6b
commit a27055ab93
1 changed files with 13 additions and 5 deletions
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18
raycastlib.h
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@ -1273,7 +1273,8 @@ RCL_Unit coordStep = 1;
p.isWall = 0; p.isWall = 0;
p.depth = (_RCL_camera.resolution.y - y) * _RCL_horizontalDepthStep + 1; p.depth = (_RCL_camera.resolution.y - y) * _RCL_horizontalDepthStep + 1;
/* WIP: floor textures /*
//WIP: floor textures
RCL_Unit dx = p.hit.position.x - _RCL_camera.position.x; RCL_Unit dx = p.hit.position.x - _RCL_camera.position.x;
RCL_Unit dy = p.hit.position.y - _RCL_camera.position.y; RCL_Unit dy = p.hit.position.y - _RCL_camera.position.y;
RCL_Unit pixPos = y - _RCL_middleRow; RCL_Unit pixPos = y - _RCL_middleRow;
@ -1281,14 +1282,21 @@ RCL_Unit pixPos = y - _RCL_middleRow;
while (y < _RCL_camera.resolution.y) while (y < _RCL_camera.resolution.y)
{ {
/* WIP: floor textures
RCL_Unit d = RCL_perspectiveScaleInverse(_RCL_camera.height,pixPos); /*
// WIP: floor textures
RCL_Unit d = RCL_perspectiveScaleInverse( (_RCL_camera.height * _RCL_camera.resolution.y) / RCL_UNITS_PER_SQUARE ,pixPos);
if (x == 17)
printf("y = %d: %d %d %d %d\n",y,p.texCoords.x,p.texCoords.y,d,p.hit.distance);
d = (d * RCL_UNITS_PER_SQUARE) / d = (d * RCL_UNITS_PER_SQUARE) /
RCL_vectorsAngleCos(RCL_angleToDirection(_RCL_camera.direction),ray.direction); RCL_vectorsAngleCos(RCL_angleToDirection(_RCL_camera.direction),ray.direction);
p.texCoords.x = _RCL_camera.position.x + ((d * dx) / p.hit.distance) / 32;
p.texCoords.y = _RCL_camera.position.y + ((d * dy) / p.hit.distance) / 32; p.texCoords.x = _RCL_camera.position.x + ((d * dx) / (p.hit.distance));
p.texCoords.y = _RCL_camera.position.y + ((d * dy) / (p.hit.distance));
pixPos++; pixPos++;
*/ */
p.position.y = y; p.position.y = y;
RCL_PIXEL_FUNCTION(&p); RCL_PIXEL_FUNCTION(&p);
++y; ++y;