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S3DB: shape profiles as constants

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This commit is contained in:
Gustl22 2019-10-03 16:48:55 +02:00
parent 5de7c9ec38
commit b22c023f1a
1 changed files with 37 additions and 36 deletions
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73
vtm/src/org/oscim/layers/tile/buildings/S3DBUtils.java
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@ -39,6 +39,32 @@ public final class S3DBUtils {
private static final boolean IMPROVE_RIDGE_CALCULATION = false;
private static final int SNAP_THRESHOLD = 70; // Threshold for ridge snap calculation (maybe should depend on map scale)
private static final float[][] PROFILE_DOME = new float[][]{
{1, 0},
{0.825f, 0.5f},
{0.5f, 0.825f},
{0, 1}};
private static final float[][] PROFILE_HIPPED = new float[][]{
{1, 0},
{0, 1}};
private static final float[][] PROFILE_MANSARD = new float[][]{
{1, 0},
{0.75f, 0.75f},
{0, 1}};
private static final float[][] PROFILE_ONION = new float[][]{
{1, 0},
{0.2f, 0.01f},
{0.875f, 0.1875f},
{1, 0.375f},
{0.875f, 0.5625f},
{0.5f, 0.75f},
{0.2f, 0.8125f},
{0, 1}};
private static final float[][] PROFILE_SALTBOX = new float[][]{
{1, 0},
{0.5f, 1},
{0, 1}};
/**
* Adds point to ridgePoints and snaps it to a point which is in radius of SNAP_THRESHOLD.
*/
@ -707,7 +733,7 @@ public final class S3DBUtils {
// profile[m][0] is same length for x and y
meshPoints[offset + 0] = rp1[0] + (float) (r * profile[m][0] * Math.sin(phi));
meshPoints[offset + 1] = rp1[1] + (float) (r * profile[m][0] * Math.cos(phi));
meshPoints[offset + 2] = p[2] + heightRange * profile[m][2];
meshPoints[offset + 2] = p[2] + heightRange * profile[m][1];
}
}
@ -1329,54 +1355,29 @@ public final class S3DBUtils {
/**
* Get the profile (half cross section) of roof shape.
* profile[i][0]: x-coordinate
* profile[i][1]: z-coordinate
*
* @param roofShape the roof shape value
* @return the profile as 2D array
* @return the profile (read-only!)
*/
public static float[][] getProfile(String roofShape) {
float[][] shape;
switch (roofShape) {
case Tag.VALUE_ONION:
shape = new float[][]{
{1, 0, 0},
{0.2f, 0, 0.01f},
{0.875f, 0, 0.1875f},
{1, 0, 0.375f},
{0.875f, 0, 0.5625f},
{0.5f, 0, 0.75f},
{0.2f, 0, 0.8125f},
{0, 0, 1}};
break;
return PROFILE_ONION;
case Tag.VALUE_ROUND:
case Tag.VALUE_DOME:
shape = new float[][]{
{1, 0, 0},
{0.825f, 0, 0.5f},
{0.5f, 0, 0.825f},
{0, 0, 1}};
break;
return PROFILE_DOME;
case Tag.VALUE_SALTBOX:
shape = new float[][]{
{1, 0, 0},
{0.5f, 0, 1},
{0, 0, 1}};
break;
return PROFILE_SALTBOX;
case Tag.VALUE_MANSARD:
case Tag.VALUE_GAMBREL:
shape = new float[][]{
{1, 0, 0},
{0.75f, 0, 0.75f},
{0, 0, 1}};
break;
return PROFILE_MANSARD;
case Tag.VALUE_GABLED:
case Tag.VALUE_HIPPED:
default:
shape = new float[][]{
{1, 0, 0},
{0, 0, 1}};
break;
return PROFILE_HIPPED;
}
return shape;
}
/**
@ -1440,8 +1441,8 @@ public final class S3DBUtils {
// Write point mesh
int pPos = 3 * (i * profile.length + j);
meshPoints[pPos + 0] = profile[j][0];
meshPoints[pPos + 1] = profile[j][1];
meshPoints[pPos + 2] = profile[j][2];
meshPoints[pPos + 1] = 0f;
meshPoints[pPos + 2] = profile[j][1];
// Write point indices
if (j != profile.length - 1) {