williamjcm/Pokitto-Raycasting
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Add flyby

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This commit is contained in:
Miloslav Číž 2018-09-11 10:12:31 +02:00
parent 6c8badaeb7
commit bb8be2a13e
1 changed files with 53 additions and 0 deletions
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53
demo3.cpp
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@ -239,6 +239,8 @@ inline void pixelFunc(PixelInfo pixel)
*buf = c; *buf = c;
} }
bool flyBy = true;
void draw() void draw()
{ {
RayConstraints c; RayConstraints c;
@ -250,6 +252,44 @@ void draw()
player.mCamera.height += player.mHeadBob; player.mCamera.height += player.mHeadBob;
render(player.mCamera,floorHeightAt,0,colorAt,pixelFunc,c); render(player.mCamera,floorHeightAt,0,colorAt,pixelFunc,c);
player.mCamera.height -= player.mHeadBob; player.mCamera.height -= player.mHeadBob;
if (flyBy && (pokitto.frameCount >> 3) % 3 != 0)
{
pokitto.display.setCursor(25,5);
pokitto.display.setColor(rgbToIndex(1,0,0));
pokitto.display.invisiblecolor = 0;
pokitto.display.print("press any key");
}
}
void cameraFlyBy(uint32_t dt)
{
Unit height = floorHeightAt(
divRoundDown(player.mCamera.position.x,UNITS_PER_SQUARE),
divRoundDown(player.mCamera.position.y,UNITS_PER_SQUARE)) + UNITS_PER_SQUARE * 3;
Unit heightDiff = player.mCamera.height - height;
Unit step = (100 * dt) / 1000;
if (heightDiff > UNITS_PER_SQUARE * 2)
{
player.mCamera.height -= step * heightDiff / 200;
player.mCamera.shear = max(player.mCamera.shear - 1,-80);
}
else
{
if (heightDiff < UNITS_PER_SQUARE)
player.mCamera.height += step * absVal(heightDiff / 70);
if (player.mCamera.shear < 0 && pokitto.frameCount % 2 == 0)
player.mCamera.shear++;
}
player.mCamera.position.x += step * 30;
player.mCamera.position.y += step * 15;
player.mCamera.direction = sinInt(pokitto.frameCount / 4);
} }
int main() int main()
@ -264,6 +304,7 @@ int main()
squareColors[3] = rgbToIndex(4,4,0); squareColors[3] = rgbToIndex(4,4,0);
player.setPositionSquare(4,5); player.setPositionSquare(4,5);
player.mCamera.height = floorHeightAt(4,5);
// init changes // init changes
@ -297,6 +338,18 @@ int main()
dt = timeNow - previousTime; dt = timeNow - previousTime;
previousTime = timeNow; previousTime = timeNow;
if (flyBy)
{
cameraFlyBy(dt);
if (pokitto.aBtn() || pokitto.bBtn() || pokitto.cBtn() ||
pokitto.upBtn() || pokitto.downBtn() || pokitto.leftBtn() ||
pokitto.rightBtn())
flyBy = false;
continue;
}
strafe = pokitto.aBtn(); strafe = pokitto.aBtn();
if (pokitto.cBtn()) if (pokitto.cBtn())