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flights: render aircraft and contrails after clouds

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Richard Zink committed 2026-10-12 19:24:20 +02:00
1 parent 4748adc0a1
commit b7764ad03f
1 file changed
+46 -46
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vendor/clouds3d.js
Vendored
+46 -46
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@@ -6580,6 +6580,52 @@ window.clouds3dRender = function(target) {
// trails themselves.
// Density is uniform over the whole day (flights follow neither the
// car rush curve nor a night cut-off).
if (ATMO_MODEL_ON) {
gl.useProgram(s.prog);
gl.bindBuffer(gl.ARRAY_BUFFER, s.buf);
gl.enableVertexAttribArray(s.aPos);
gl.vertexAttribPointer(s.aPos, 2, gl.FLOAT, false, 0, 0);
gl.disable(gl.DEPTH_TEST);
gl.depthMask(false);
gl.enable(gl.BLEND);
gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA);
gl.uniform1i(s.uMode, 2);
gl.drawArrays(gl.TRIANGLES, 0, 3);
}
if (FRONT_HAZE_ON && terrainDistOk && terrainDistTex) {
gl.useProgram(s.prog);
gl.bindBuffer(gl.ARRAY_BUFFER, s.buf);
gl.enableVertexAttribArray(s.aPos);
gl.vertexAttribPointer(s.aPos, 2, gl.FLOAT, false, 0, 0);
gl.activeTexture(gl.TEXTURE7);
gl.bindTexture(gl.TEXTURE_2D, terrainDistTex);
gl.uniform1i(s.uTerrainDistTex, 7);
gl.disable(gl.DEPTH_TEST);
gl.depthMask(false);
gl.enable(gl.BLEND);
gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA);
gl.uniform1i(s.uMode, 3);
gl.drawArrays(gl.TRIANGLES, 0, 3);
}
if (CLOUDS_ON) {
gl.useProgram(s.prog);
gl.bindBuffer(gl.ARRAY_BUFFER, s.buf);
gl.enableVertexAttribArray(s.aPos);
gl.vertexAttribPointer(s.aPos, 2, gl.FLOAT, false, 0, 0);
gl.activeTexture(gl.TEXTURE7);
gl.bindTexture(gl.TEXTURE_2D, terrainDistTex || null);
gl.uniform1i(s.uTerrainDistTex, 7);
gl.uniform1f(s.uTerrainDistOk, (terrainDistOk && terrainDistTex) ? 1.0 : 0.0);
gl.disable(gl.DEPTH_TEST);
gl.depthMask(false);
gl.enable(gl.BLEND);
gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA);
gl.uniform1i(s.uMode, 1);
gl.drawArrays(gl.TRIANGLES, 0, 3);
}
if (FLT_ON && fltCount && fltAirs) {
stepFlights(now);
var fl = { x: 0, z: 0, alt: 0, s: 0, tx: 1, tz: 0, gnd: false, leg: null };
@@ -6893,52 +6939,6 @@ window.clouds3dRender = function(target) {
}
}
if (ATMO_MODEL_ON) {
gl.useProgram(s.prog);
gl.bindBuffer(gl.ARRAY_BUFFER, s.buf);
gl.enableVertexAttribArray(s.aPos);
gl.vertexAttribPointer(s.aPos, 2, gl.FLOAT, false, 0, 0);
gl.disable(gl.DEPTH_TEST);
gl.depthMask(false);
gl.enable(gl.BLEND);
gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA);
gl.uniform1i(s.uMode, 2);
gl.drawArrays(gl.TRIANGLES, 0, 3);
}
if (FRONT_HAZE_ON && terrainDistOk && terrainDistTex) {
gl.useProgram(s.prog);
gl.bindBuffer(gl.ARRAY_BUFFER, s.buf);
gl.enableVertexAttribArray(s.aPos);
gl.vertexAttribPointer(s.aPos, 2, gl.FLOAT, false, 0, 0);
gl.activeTexture(gl.TEXTURE7);
gl.bindTexture(gl.TEXTURE_2D, terrainDistTex);
gl.uniform1i(s.uTerrainDistTex, 7);
gl.disable(gl.DEPTH_TEST);
gl.depthMask(false);
gl.enable(gl.BLEND);
gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA);
gl.uniform1i(s.uMode, 3);
gl.drawArrays(gl.TRIANGLES, 0, 3);
}
if (CLOUDS_ON) {
gl.useProgram(s.prog);
gl.bindBuffer(gl.ARRAY_BUFFER, s.buf);
gl.enableVertexAttribArray(s.aPos);
gl.vertexAttribPointer(s.aPos, 2, gl.FLOAT, false, 0, 0);
gl.activeTexture(gl.TEXTURE7);
gl.bindTexture(gl.TEXTURE_2D, terrainDistTex || null);
gl.uniform1i(s.uTerrainDistTex, 7);
gl.uniform1f(s.uTerrainDistOk, (terrainDistOk && terrainDistTex) ? 1.0 : 0.0);
gl.disable(gl.DEPTH_TEST);
gl.depthMask(false);
gl.enable(gl.BLEND);
gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA);
gl.uniform1i(s.uMode, 1);
gl.drawArrays(gl.TRIANGLES, 0, 3);
}
// Restore default state for the next frame.
gl.disable(gl.BLEND);
gl.enable(gl.DEPTH_TEST);