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java2d engine about ready to try

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benfry
2005-02-14 18:13:31 +00:00
parent 1768419bf7
commit 0137c7d7d7
3 changed files with 124 additions and 72 deletions
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70
core/PGraphics2.java
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@@ -375,19 +375,20 @@ public class PGraphics2 extends PGraphics {
public void vertex(float x, float y) {
splineVertexCount = 0;
float vertex[];
if (shapeVertices) {
if (vertexCount == vertices.length) {
float temp[][] = new float[vertexCount<<1][VERTEX_FIELD_COUNT];
System.arraycopy(vertices, 0, temp, 0, vertexCount);
vertices = temp;
message(CHATTER, "allocating more vertices " + vertices.length);
}
vertex = vertices[vertexCount++];
vertex[MX] = x;
vertex[MY] = y;
if (vertexCount == vertices.length) {
float temp[][] = new float[vertexCount<<1][VERTEX_FIELD_COUNT];
System.arraycopy(vertices, 0, temp, 0, vertexCount);
vertices = temp;
message(CHATTER, "allocating more vertices " + vertices.length);
}
// not everyone needs this, but just easier to store rather
// than adding another moving part to the code...
vertices[vertexCount][MX] = x;
vertices[vertexCount][MY] = x;
vertexCount++;
switch (shape) {
@@ -510,6 +511,51 @@ public class PGraphics2 extends PGraphics {
}
}
public void bezierVertex(float x, float y) {
vertexCount = 0;
if (splineVertices == null) {
splineVertices = new float[DEFAULT_SPLINE_VERTICES][VERTEX_FIELD_COUNT];
}
// if more than 128 points, shift everything back to the beginning
if (splineVertexCount == DEFAULT_SPLINE_VERTICES) {
System.arraycopy(splineVertices[DEFAULT_SPLINE_VERTICES - 3], 0,
splineVertices[0], 0, VERTEX_FIELD_COUNT);
System.arraycopy(splineVertices[DEFAULT_SPLINE_VERTICES - 2], 0,
splineVertices[1], 0, VERTEX_FIELD_COUNT);
splineVertexCount = 3;
}
splineVertices[splineVertexCount][MX] = x;
splineVertices[splineVertexCount][MY] = y;
splineVertexCount++;
switch (shape) {
case LINE_LOOP:
case POLYGON:
case CONCAVE_POLYGON:
case CONVEX_POLYGON:
if (splineVertexCount == 1) {
path.moveTo(x, y);
} else if (splineVertexCount >= 4) {
path.curveTo(splineVertices[splineVertexCount-3][MX],
splineVertices[splineVertexCount-3][MY],
splineVertices[splineVertexCount-2][MX],
splineVertices[splineVertexCount-2][MY],
x, y);
}
break;
}
}
public void curveVertex(float x, float y) {
// TODO handle inverse matrix action
}
public void endShape() {
switch (shape) {
@@ -531,8 +577,6 @@ public class PGraphics2 extends PGraphics {
}
}
public void curveVertex(float x, float y) {
}
//////////////////////////////////////////////////////////////
@@ -668,7 +712,7 @@ public class PGraphics2 extends PGraphics {
float x4, float y4) {
GeneralPath gp = new GeneralPath();
gp.moveTo(x1, y1);
gp.quadTo(x2, y2, x3, y3, x4, y4);
gp.curveTo(x2, y2, x3, y3, x4, y4);
gp.closePath();
draw_shape(gp);