void Picking::project(const physx::PxVec3& v, int& xi, int& yi, float& depth) const
{
SampleRenderer::Renderer* renderer = mFrame.getRenderer();
SampleRenderer::RendererProjection projection = mFrame.getCamera().getProjMatrix();
const PxTransform view = mFrame.getCamera().getViewMatrix().getInverse();
PxVec3 pos = SampleRenderer::project(projection, view, v);
///* Map x, y and z to range 0-1 */
pos.x = (pos.x + 1 ) * 0.5f;
pos.y = (pos.y + 1 ) * 0.5f;
pos.z = (pos.z + 1 ) * 0.5f;
PxU32 windowWidth = 0;
PxU32 windowHeight = 0;
renderer->getWindowSize(windowWidth, windowHeight);
/* Map x,y to viewport */
pos.x *= windowWidth;
pos.y *= windowHeight;
depth = (float)pos.z;
xi = (int)(pos.x + 0.5);
yi = (int)(pos.y + 0.5);
}
void RenderMaterial::update(SampleRenderer::Renderer& renderer)
{
const RendererMaterial::Variable* var = mRenderMaterialInstance->findVariable("windowWidth", RendererMaterial::VARIABLE_FLOAT);
if(var)
{
PxU32 tmpWindowWidth, tmpWindowHeight;
renderer.getWindowSize(tmpWindowWidth, tmpWindowHeight);
const PxReal windowWidth = PxReal(tmpWindowWidth);
mRenderMaterialInstance->writeData(*var, &windowWidth);
}
}
PxVec3 Picking::unProject(int x, int y, float depth) const
{
SampleRenderer::Renderer* renderer = mFrame.getRenderer();
const SampleRenderer::RendererProjection& projection = mFrame.getCamera().getProjMatrix();
const PxTransform view = mFrame.getCamera().getViewMatrix().getInverse();
PxU32 windowWidth = 0;
PxU32 windowHeight = 0;
renderer->getWindowSize(windowWidth, windowHeight);
const PxF32 outX = (float)x / (float)windowWidth;
const PxF32 outY = (float)y / (float)windowHeight;
return SampleRenderer::unproject(projection, view, outX * 2 -1, outY * 2 -1, depth * 2 - 1);
}
void SampleSubmarine::customizeRender()
{
SampleRenderer::Renderer* renderer = getRenderer();
const PxU32 yInc = 18;
const RendererColor textColor(255, 255, 255, 255);
PxU32 width, height;
renderer->getWindowSize(width, height);
char healthBar[20];
PxU32 h = gSubmarineHealth;
sprintf(healthBar, "Health:%c%c%c%c%c%c%c%c%c%c", (h>90?'I':' '), (h>80?'I':' '), (h>70?'I':' '),(h>60?'I':' '),(h>50?'I':' '),
(h>40?'I':' '), (h>30?'I':' '), (h>20?'I':' '),(h>10?'I':' '),(h>0?'I':' '));
renderer->print(width-130, height-yInc, healthBar);
if(gTreasureFound)
renderer->print(width-160, height-2*yInc, "Treasure Found!");
}
void SampleParticles::customizeRender()
{
SampleRenderer::Renderer* renderer = getRenderer();
// render the sight
SampleRenderer::RendererColor sightColor(200, 40, 40, 127);
PxReal sight[] = { 0.47f, 0.50f, 0.49f, 0.50f, // line 1
0.51f, 0.50f, 0.53f, 0.50f, // line 2
0.50f, 0.47f, 0.50f, 0.49f, // line 3
0.50f, 0.51f, 0.50f, 0.53f // line 4
};
renderer->drawLines2D(2, sight, sightColor);
renderer->drawLines2D(2, sight + 4, sightColor);
renderer->drawLines2D(2, sight + 8, sightColor);
renderer->drawLines2D(2, sight + 12, sightColor);
//settings for right lower corner info text (same hight as fps display)
const PxU32 yInc = 18;
const PxReal scale = 0.5f;
const PxReal shadowOffset = 6.0f;
PxU32 width, height;
renderer->getWindowSize(width, height);
PxU32 y = height-2*yInc;
PxU32 x = width - 240;
if (mLoadTextAlpha > 0)
{
const RendererColor textColor(255, 0, 0, PxU8(mLoadTextAlpha*255.0f));
const char* message[3] = { "Particle count: Moderate", "Particle count: Medium", "Particle count: High" };
renderer->print(x, y, message[mParticleLoadIndex], scale, shadowOffset, textColor);
y -= yInc;
}
#if PX_SUPPORT_GPU_PHYSX
{
const RendererColor textColor(255, 0, 0, 255);
renderer->print(x, y, mRunOnGpu ? "Running on GPU" : "Running on CPU", scale, shadowOffset, textColor);
}
#endif
}
void SampleCharacterCloth::customizeRender()
{
#if PX_SUPPORT_GPU_PHYSX
SampleRenderer::Renderer* renderer = getRenderer();
const PxU32 yInc = 18;
const PxReal scale = 0.5f;
const PxReal shadowOffset = 6.0f;
PxU32 width, height;
renderer->getWindowSize(width, height);
PxU32 y = height-2*yInc;
PxU32 x = width - 240;
{
const RendererColor textColor(255, 0, 0, 255);
renderer->print(x, y, mUseGPU ? "Running on GPU" : "Running on CPU", scale, shadowOffset, textColor);
}
#endif
}