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Zemledelec 2025-11-07 19:01:24 +04:00
parent 69969c79b0
commit f5c62741ff
1 changed files with 11 additions and 12 deletions
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23
src/shaders/ray/ray.vert.glsl
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@ -37,18 +37,18 @@ void main() {
vec3 v = (a_endPosHigh - a_startPosHigh) + (a_endPosLow - a_startPosLow);
vec3 look = (a_startPosHigh - eyePositionHigh) + (a_startPosLow - eyePositionLow) + v * a_vertices.y;
vec3 up = normalize(normalize(v));
vec3 right = normalize(cross(look,up));
vec3 up = normalize(v);
vec3 right = normalize(cross(look, up));
float dist = dot(look, vec3(viewMatrix[0][2], viewMatrix[1][2], viewMatrix[2][2]));
float dist = abs(dot(look, vec3(viewMatrix[0][2], viewMatrix[1][2], viewMatrix[2][2])));
float focalSize = 2.0 * dist * resolution;
vec3 vert = right * a_thickness * focalSize * a_vertices.x;
vec3 highDiff;
if(a_vertices.y == 0.0){
if (a_vertices.y == 0.0) {
highDiff = a_startPosHigh - eyePositionHigh;
vert += a_startPosLow - eyePositionLow;
}else{
} else {
highDiff = a_endPosHigh - eyePositionHigh;
vert += a_endPosLow - eyePositionLow;
}
@ -63,20 +63,19 @@ void main() {
highDiff = highDiff * step(1.0, length(highDiff));
vec3 lowDiff = a_startPosLow - eyePositionLow;
vec4 vStart = viewMatrixRTE * vec4(highDiff + lowDiff, 1.0);
vec2 nStart = project(projectionMatrix * vStart);
highDiff = a_endPosHigh - eyePositionHigh;
highDiff = highDiff * step(1.0, length(highDiff));
lowDiff = a_endPosLow - eyePositionLow;
vec4 vEnd = viewMatrixRTE * vec4(highDiff + lowDiff, 1.0);
vec2 nStart = project(projectionMatrix * vStart);
vec2 nEnd = project(projectionMatrix * vEnd);
repeat = distance(nStart, nEnd) / a_strokeSize;
repeat = min(distance(nStart, nEnd), viewport.y) / a_strokeSize;
//repeat = min(repeat, length(v) / (a_strokeSize * focalSize));
//@todo
// Lets try to find shortest distance to the ray from camera, and use the value in the focalDistance
//repeat = viewport.y / a_strokeSize;
// Could be optimization some times
repeat = (1.0 / a_strokeSize) * length(v) / focalSize;
//repeat = min(repeat, 100.0);
//repeat = length(v) / (a_strokeSize * focalSize);
}