forked from mirror/DotRecast
draw demo
This commit is contained in:
ikpil
parent
b42c26c844
commit
dd08fcee70
|
|
@ -29,17 +29,7 @@ public class DebugDraw
|
||||||
{
|
{
|
||||||
private readonly GLCheckerTexture g_tex;
|
private readonly GLCheckerTexture g_tex;
|
||||||
private readonly IOpenGLDraw openGlDraw;
|
private readonly IOpenGLDraw openGlDraw;
|
||||||
private readonly int[] boxIndices = { 7, 6, 5, 4, 0, 1, 2, 3, 1, 5, 6, 2, 3, 7, 4, 0, 2, 6, 7, 3, 0, 4, 5, 1, };
|
|
||||||
|
|
||||||
private readonly float[][] frustumPlanes = RcArrayUtils.Of<float>(6, 4);
|
|
||||||
// {
|
|
||||||
// new[] { 0f, 0f, 0f, 0f },
|
|
||||||
// new[] { 0f, 0f, 0f, 0f },
|
|
||||||
// new[] { 0f, 0f, 0f, 0f },
|
|
||||||
// new[] { 0f, 0f, 0f, 0f },
|
|
||||||
// new[] { 0f, 0f, 0f, 0f },
|
|
||||||
// new[] { 0f, 0f, 0f, 0f },
|
|
||||||
// };
|
|
||||||
|
|
||||||
public DebugDraw(GL gl)
|
public DebugDraw(GL gl)
|
||||||
{
|
{
|
||||||
|
|
@ -47,6 +37,10 @@ public class DebugDraw
|
||||||
openGlDraw = new ModernOpenGLDraw(gl);
|
openGlDraw = new ModernOpenGLDraw(gl);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
private IOpenGLDraw GetOpenGlDraw()
|
||||||
|
{
|
||||||
|
return openGlDraw;
|
||||||
|
}
|
||||||
|
|
||||||
public void Begin(DebugDrawPrimitives prim)
|
public void Begin(DebugDrawPrimitives prim)
|
||||||
{
|
{
|
||||||
|
|
@ -119,11 +113,13 @@ public class DebugDraw
|
||||||
Vertex(ox, oy, oz + i * size, col);
|
Vertex(ox, oy, oz + i * size, col);
|
||||||
Vertex(ox + w * size, oy, oz + i * size, col);
|
Vertex(ox + w * size, oy, oz + i * size, col);
|
||||||
}
|
}
|
||||||
|
|
||||||
for (int i = 0; i <= w; ++i)
|
for (int i = 0; i <= w; ++i)
|
||||||
{
|
{
|
||||||
Vertex(ox + i * size, oy, oz, col);
|
Vertex(ox + i * size, oy, oz, col);
|
||||||
Vertex(ox + i * size, oy, oz + h * size, col);
|
Vertex(ox + i * size, oy, oz + h * size, col);
|
||||||
}
|
}
|
||||||
|
|
||||||
End();
|
End();
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
@ -161,30 +157,64 @@ public class DebugDraw
|
||||||
Vertex(minx, maxy, maxz, col);
|
Vertex(minx, maxy, maxz, col);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
private readonly int[] boxIndices = { 7, 6, 5, 4, 0, 1, 2, 3, 1, 5, 6, 2, 3, 7, 4, 0, 2, 6, 7, 3, 0, 4, 5, 1, };
|
||||||
|
|
||||||
|
private readonly float[][] boxVerts =
|
||||||
|
{
|
||||||
|
new[] { 0f, 0f, 0f },
|
||||||
|
new[] { 0f, 0f, 0f },
|
||||||
|
new[] { 0f, 0f, 0f },
|
||||||
|
new[] { 0f, 0f, 0f },
|
||||||
|
new[] { 0f, 0f, 0f },
|
||||||
|
new[] { 0f, 0f, 0f },
|
||||||
|
new[] { 0f, 0f, 0f },
|
||||||
|
new[] { 0f, 0f, 0f }
|
||||||
|
};
|
||||||
|
|
||||||
public void AppendBox(float minx, float miny, float minz, float maxx, float maxy, float maxz, int[] fcol)
|
public void AppendBox(float minx, float miny, float minz, float maxx, float maxy, float maxz, int[] fcol)
|
||||||
{
|
{
|
||||||
float[][] verts =
|
boxVerts[0][0] = minx;
|
||||||
{
|
boxVerts[0][1] = miny;
|
||||||
new[] { minx, miny, minz },
|
boxVerts[0][2] = minz;
|
||||||
new[] { maxx, miny, minz },
|
|
||||||
new[] { maxx, miny, maxz },
|
boxVerts[1][0] = maxx;
|
||||||
new[] { minx, miny, maxz },
|
boxVerts[1][1] = miny;
|
||||||
new[] { minx, maxy, minz },
|
boxVerts[1][2] = minz;
|
||||||
new[] { maxx, maxy, minz },
|
|
||||||
new[] { maxx, maxy, maxz },
|
boxVerts[2][0] = maxx;
|
||||||
new[] { minx, maxy, maxz }
|
boxVerts[2][1] = miny;
|
||||||
};
|
boxVerts[2][2] = maxz;
|
||||||
|
|
||||||
|
boxVerts[3][0] = minx;
|
||||||
|
boxVerts[3][1] = miny;
|
||||||
|
boxVerts[3][2] = maxz;
|
||||||
|
|
||||||
|
boxVerts[4][0] = minx;
|
||||||
|
boxVerts[4][1] = maxy;
|
||||||
|
boxVerts[4][2] = minz;
|
||||||
|
|
||||||
|
boxVerts[5][0] = maxx;
|
||||||
|
boxVerts[5][1] = maxy;
|
||||||
|
boxVerts[5][2] = minz;
|
||||||
|
|
||||||
|
boxVerts[6][0] = maxx;
|
||||||
|
boxVerts[6][1] = maxy;
|
||||||
|
boxVerts[6][2] = maxz;
|
||||||
|
|
||||||
|
boxVerts[7][0] = minx;
|
||||||
|
boxVerts[7][1] = maxy;
|
||||||
|
boxVerts[7][2] = maxz;
|
||||||
|
|
||||||
int idx = 0;
|
int idx = 0;
|
||||||
for (int i = 0; i < 6; ++i)
|
for (int i = 0; i < 6; ++i)
|
||||||
{
|
{
|
||||||
Vertex(verts[boxIndices[idx]], fcol[i]);
|
Vertex(boxVerts[boxIndices[idx]], fcol[i]);
|
||||||
idx++;
|
idx++;
|
||||||
Vertex(verts[boxIndices[idx]], fcol[i]);
|
Vertex(boxVerts[boxIndices[idx]], fcol[i]);
|
||||||
idx++;
|
idx++;
|
||||||
Vertex(verts[boxIndices[idx]], fcol[i]);
|
Vertex(boxVerts[boxIndices[idx]], fcol[i]);
|
||||||
idx++;
|
idx++;
|
||||||
Vertex(verts[boxIndices[idx]], fcol[i]);
|
Vertex(boxVerts[boxIndices[idx]], fcol[i]);
|
||||||
idx++;
|
idx++;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
@ -621,35 +651,36 @@ public class DebugDraw
|
||||||
return _viewMatrix;
|
return _viewMatrix;
|
||||||
}
|
}
|
||||||
|
|
||||||
private IOpenGLDraw GetOpenGlDraw()
|
|
||||||
|
|
||||||
|
private readonly float[][] frustumPlanes =
|
||||||
{
|
{
|
||||||
return openGlDraw;
|
new[] { 0f, 0f, 0f, 0f },
|
||||||
}
|
new[] { 0f, 0f, 0f, 0f },
|
||||||
|
new[] { 0f, 0f, 0f, 0f },
|
||||||
|
new[] { 0f, 0f, 0f, 0f },
|
||||||
|
new[] { 0f, 0f, 0f, 0f },
|
||||||
|
new[] { 0f, 0f, 0f, 0f },
|
||||||
|
};
|
||||||
|
|
||||||
private void UpdateFrustum()
|
private void UpdateFrustum()
|
||||||
{
|
{
|
||||||
float[] vpm = GLU.Mul(_projectionMatrix, _viewMatrix);
|
float[] vpm = GLU.Mul(_projectionMatrix, _viewMatrix);
|
||||||
// left
|
// left
|
||||||
frustumPlanes[0] = NormalizePlane(vpm[0 + 3] + vpm[0 + 0], vpm[4 + 3] + vpm[4 + 0], vpm[8 + 3] + vpm[8 + 0],
|
NormalizePlane(vpm[0 + 3] + vpm[0 + 0], vpm[4 + 3] + vpm[4 + 0], vpm[8 + 3] + vpm[8 + 0], vpm[12 + 3] + vpm[12 + 0], ref frustumPlanes[0]);
|
||||||
vpm[12 + 3] + vpm[12 + 0]);
|
|
||||||
// right
|
// right
|
||||||
frustumPlanes[1] = NormalizePlane(vpm[0 + 3] - vpm[0 + 0], vpm[4 + 3] - vpm[4 + 0], vpm[8 + 3] - vpm[8 + 0],
|
NormalizePlane(vpm[0 + 3] - vpm[0 + 0], vpm[4 + 3] - vpm[4 + 0], vpm[8 + 3] - vpm[8 + 0], vpm[12 + 3] - vpm[12 + 0], ref frustumPlanes[1]);
|
||||||
vpm[12 + 3] - vpm[12 + 0]);
|
|
||||||
// top
|
// top
|
||||||
frustumPlanes[2] = NormalizePlane(vpm[0 + 3] - vpm[0 + 1], vpm[4 + 3] - vpm[4 + 1], vpm[8 + 3] - vpm[8 + 1],
|
NormalizePlane(vpm[0 + 3] - vpm[0 + 1], vpm[4 + 3] - vpm[4 + 1], vpm[8 + 3] - vpm[8 + 1], vpm[12 + 3] - vpm[12 + 1], ref frustumPlanes[2]);
|
||||||
vpm[12 + 3] - vpm[12 + 1]);
|
|
||||||
// bottom
|
// bottom
|
||||||
frustumPlanes[3] = NormalizePlane(vpm[0 + 3] + vpm[0 + 1], vpm[4 + 3] + vpm[4 + 1], vpm[8 + 3] + vpm[8 + 1],
|
NormalizePlane(vpm[0 + 3] + vpm[0 + 1], vpm[4 + 3] + vpm[4 + 1], vpm[8 + 3] + vpm[8 + 1], vpm[12 + 3] + vpm[12 + 1], ref frustumPlanes[3]);
|
||||||
vpm[12 + 3] + vpm[12 + 1]);
|
|
||||||
// near
|
// near
|
||||||
frustumPlanes[4] = NormalizePlane(vpm[0 + 3] + vpm[0 + 2], vpm[4 + 3] + vpm[4 + 2], vpm[8 + 3] + vpm[8 + 2],
|
NormalizePlane(vpm[0 + 3] + vpm[0 + 2], vpm[4 + 3] + vpm[4 + 2], vpm[8 + 3] + vpm[8 + 2], vpm[12 + 3] + vpm[12 + 2], ref frustumPlanes[4]);
|
||||||
vpm[12 + 3] + vpm[12 + 2]);
|
|
||||||
// far
|
// far
|
||||||
frustumPlanes[5] = NormalizePlane(vpm[0 + 3] - vpm[0 + 2], vpm[4 + 3] - vpm[4 + 2], vpm[8 + 3] - vpm[8 + 2],
|
NormalizePlane(vpm[0 + 3] - vpm[0 + 2], vpm[4 + 3] - vpm[4 + 2], vpm[8 + 3] - vpm[8 + 2], vpm[12 + 3] - vpm[12 + 2], ref frustumPlanes[5]);
|
||||||
vpm[12 + 3] - vpm[12 + 2]);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
private float[] NormalizePlane(float px, float py, float pz, float pw)
|
private void NormalizePlane(float px, float py, float pz, float pw, ref float[] plane)
|
||||||
{
|
{
|
||||||
float length = (float)Math.Sqrt(px * px + py * py + pz * pz);
|
float length = (float)Math.Sqrt(px * px + py * py + pz * pz);
|
||||||
if (length != 0)
|
if (length != 0)
|
||||||
|
|
@ -661,7 +692,10 @@ public class DebugDraw
|
||||||
pw *= length;
|
pw *= length;
|
||||||
}
|
}
|
||||||
|
|
||||||
return new float[] { px, py, pz, pw };
|
plane[0] = px;
|
||||||
|
plane[1] = py;
|
||||||
|
plane[2] = pz;
|
||||||
|
plane[3] = pw;
|
||||||
}
|
}
|
||||||
|
|
||||||
public bool FrustumTest(float[] bounds)
|
public bool FrustumTest(float[] bounds)
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue