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Adding more bounds overlap tests.

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This commit is contained in:
Бранимир Караџић
2019-02-04 21:08:08 -08:00
parent 2f8df0dd35
commit 82c5c138b0
3 changed files with 416 additions and 77 deletions
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126
examples/29-debugdraw/debugdraw.cpp
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@@ -602,6 +602,27 @@ public:
showExampleDialog(this);
ImGui::SetNextWindowPos(
ImVec2(m_width - m_width / 5.0f - 10.0f, 10.0f)
, ImGuiCond_FirstUseEver
);
ImGui::SetNextWindowSize(
ImVec2(m_width / 5.0f, m_height / 3.0f)
, ImGuiCond_FirstUseEver
);
ImGui::Begin("Settings"
, NULL
, 0
);
static float amplitudeMul = 0.0f;
ImGui::SliderFloat("Amplitude", &amplitudeMul, 0.0f, 1.0f);
static float timeScale = 1.0f;
ImGui::SliderFloat("T scale", &timeScale, -1.0f, 1.0f);
ImGui::End();
imguiEndFrame();
int64_t now = bx::getHPCounter() - m_timeOffset;
@@ -664,7 +685,8 @@ public:
dde.draw(aabb);
dde.pop();
float time = float(now/freq);
static float time = 0.0f;
time += deltaTime*timeScale;
Obb obb;
bx::mtxRotateX(obb.mtx, time);
@@ -848,12 +870,12 @@ public:
constexpr float kStepX = 3.0f;
constexpr float kStepZ = 3.0f;
const float px = 0.0f;
const float py = 1.0f;
const float pz = 10.0f;
const float xx = bx::sin(time*0.39f) * 1.03f + px;
const float yy = bx::cos(time*0.79f) * 1.03f + py;
const float zz = bx::cos(time) * 1.03f + pz;
const float px = -5.0f*kStepX;
const float py = 1.0f;
const float pz = 20.0f;
const float xx = amplitudeMul*bx::sin(time*0.39f) * 1.03f + px;
const float yy = amplitudeMul*bx::cos(time*0.79f) * 1.03f + py;
const float zz = amplitudeMul*bx::cos(time) * 1.03f + pz;
// Sphere ---
{
@@ -959,6 +981,96 @@ public:
dde.draw(diskB);
}
{
Sphere sphereA = { { px+kStepX*5.0f, py, pz+kStepZ*0.0f }, 0.5f };
Obb obbB;
bx::mtxSRT(obbB.mtx
, 1.0f
, 0.25f
, 0.25f
, bx::toRad(10.0f)
, bx::toRad(30.0f)
, bx::toRad(70.0f)
, xx+kStepX*5.0f
, yy
, zz+kStepZ*0.0f
);
olp = overlap(sphereA, obbB);
dde.setColor(olp ? kOverlap : 0xffffffff);
dde.setWireframe(false);
dde.draw(sphereA);
dde.setColor(olp ? kOverlap : 0xffffffff);
dde.setWireframe(true);
dde.draw(obbB);
}
{
Sphere sphereA = { { px+kStepX*6.0f, py, pz+kStepZ*0.0f }, 0.5f };
Capsule capsuleB =
{
{ xx+kStepX*5.9f, yy-1.0f, zz+kStepZ*0.0f+0.1f },
{ xx+kStepX*6.0f, yy+1.0f, zz+kStepZ*0.0f },
0.2f,
};
olp = overlap(sphereA, capsuleB);
dde.setColor(olp ? kOverlap : 0xffffffff);
dde.setWireframe(false);
dde.draw(sphereA);
dde.setColor(olp ? kOverlap : 0xffffffff);
dde.setWireframe(true);
dde.draw(capsuleB);
}
{
Sphere sphereA = { { px+kStepX*7.0f, py, pz+kStepZ*0.0f }, 0.5f };
Cylinder cylinderB =
{
{ xx+kStepX*6.9f, yy-1.0f, zz+kStepZ*0.0f+0.1f },
{ xx+kStepX*7.0f, yy+1.0f, zz+kStepZ*0.0f },
0.2f,
};
olp = overlap(sphereA, cylinderB);
dde.setColor(olp ? kOverlap : 0xffffffff);
dde.setWireframe(false);
dde.draw(sphereA);
dde.setColor(olp ? kOverlap : 0xffffffff);
dde.setWireframe(true);
dde.draw(cylinderB);
}
{
Sphere sphereA = { { px+kStepX*8.0f, py, pz+kStepZ*0.0f }, 0.5f };
Cone coneB =
{
{ xx+kStepX*7.9f, yy-1.0f, zz+kStepZ*0.0f+0.1f },
{ xx+kStepX*8.0f, yy+1.0f, zz+kStepZ*0.0f },
0.25f,
};
olp = overlap(sphereA, coneB);
dde.setColor(olp ? kOverlap : 0xffffffff);
dde.setWireframe(false);
dde.draw(sphereA);
dde.setColor(olp ? kOverlap : 0xffffffff);
dde.setWireframe(true);
dde.draw(coneB);
}
// AABB ---
{
Aabb aabbA, aabbB;