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debug primitive tessellation

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codeanticode
2012-05-02 03:48:42 +00:00
parent 30faa0bbb1
commit 688703d601
1 changed files with 24 additions and 26 deletions
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java/libraries/opengl/src/processing/opengl/PGraphicsOpenGL.java
+24 -26
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@@ -9164,8 +9164,9 @@ public class PGraphicsOpenGL extends PGraphics {
if (fill && 3 <= nInVert) {
int nInInd = nInVert;
setRawSize(nInInd);
int idx = 0;
for (int i = in.firstVertex; i <= in.lastVertex; i++) {
rawIndices[i - in.firstVertex] = i;
rawIndices[idx++] = i;
}
partitionRawIndices();
}
@@ -9189,11 +9190,10 @@ public class PGraphicsOpenGL extends PGraphics {
int nInInd = 3 * (nInVert - 2);
setRawSize(nInInd);
int idx = 0;
int offset = tess.firstFillVertex;
for (int i = in.firstVertex + 1; i < in.lastVertex; i++) {
rawIndices[idx++] = offset + in.firstVertex;
rawIndices[idx++] = offset + i;
rawIndices[idx++] = offset + i + 1;
rawIndices[idx++] = in.firstVertex;
rawIndices[idx++] = i;
rawIndices[idx++] = i + 1;
}
partitionRawIndices();
}
@@ -9207,15 +9207,14 @@ public class PGraphicsOpenGL extends PGraphics {
int nInInd = 3 * triCount;
setRawSize(nInInd);
int idx = 0;
int offset = tess.firstFillVertex;
for (int i = in.firstVertex + 1; i < in.lastVertex; i++) {
rawIndices[idx++] = offset + i;
rawIndices[idx++] = i;
if (i % 2 == 0) {
rawIndices[idx++] = offset + i - 1;
rawIndices[idx++] = offset + i + 1;
rawIndices[idx++] = i - 1;
rawIndices[idx++] = i + 1;
} else {
rawIndices[idx++] = offset + i + 1;
rawIndices[idx++] = offset + i - 1;
rawIndices[idx++] = i + 1;
rawIndices[idx++] = i - 1;
}
}
partitionRawIndices();
@@ -9230,12 +9229,11 @@ public class PGraphicsOpenGL extends PGraphics {
int nInInd = 6 * quadCount;
setRawSize(nInInd);
int idx = 0;
int offset = tess.firstFillVertex;
for (int qd = 0; qd < quadCount; qd++) {
int i0 = offset + 4 * qd + 0;
int i1 = offset + 4 * qd + 1;
int i2 = offset + 4 * qd + 2;
int i3 = offset + 4 * qd + 3;
int i0 = in.firstVertex + 4 * qd + 0;
int i1 = in.firstVertex + 4 * qd + 1;
int i2 = in.firstVertex + 4 * qd + 2;
int i3 = in.firstVertex + 4 * qd + 3;
rawIndices[idx++] = i0;
rawIndices[idx++] = i1;
@@ -9257,12 +9255,11 @@ public class PGraphicsOpenGL extends PGraphics {
int nInInd = 6 * quadCount;
setRawSize(nInInd);
int idx = 0;
int offset = tess.firstFillVertex;
for (int qd = 1; qd < nInVert / 2; qd++) {
int i0 = offset + 2 * (qd - 1);
int i1 = offset + 2 * (qd - 1) + 1;
int i2 = offset + 2 * qd + 1;
int i3 = offset + 2 * qd;
int i0 = in.firstVertex + 2 * (qd - 1);
int i1 = in.firstVertex + 2 * (qd - 1) + 1;
int i2 = in.firstVertex + 2 * qd + 1;
int i3 = in.firstVertex + 2 * qd;
rawIndices[idx++] = i0;
rawIndices[idx++] = i1;
@@ -9277,10 +9274,11 @@ public class PGraphicsOpenGL extends PGraphics {
tessellateEdges();
}
// Uses the raw indices to tessellate the geometry in separate
// index blocks in the vertex indices become too large.
// Uses the raw indices to partition the geometry into separate
// index blocks when the vertex indices become too large.
void partitionRawIndices() {
tess.fillIndexCheck(rawSize);
int offset = tess.firstFillIndex;
int inInd0 = 0, inInd1 = 0;
int inMaxVert0 = in.firstVertex, inMaxVert1 = in.firstVertex;
@@ -9321,9 +9319,9 @@ public class PGraphicsOpenGL extends PGraphics {
ri2 = ii2;
} else ri2 = block.vertexCount + ii2;
tess.fillIndices[3 * tr + 0] = (short) ri0;
tess.fillIndices[3 * tr + 1] = (short) ri1;
tess.fillIndices[3 * tr + 2] = (short) ri2;
tess.fillIndices[offset + 3 * tr + 0] = (short) ri0;
tess.fillIndices[offset + 3 * tr + 1] = (short) ri1;
tess.fillIndices[offset + 3 * tr + 2] = (short) ri2;
inInd1 = 3 * tr + 2;
inMaxVert1 = PApplet.max(i0, i1, i2);