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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,79 +1,79 @@ | ||
| import harfang as hg | ||
| from statistics import median | ||
| from math import pi | ||
|
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| d = 5 | ||
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| cam_rot_speed = 0.5 | ||
| k_wheel = 10 | ||
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| dtxl = [] | ||
| dtyl = [] | ||
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| smoothed_dx = 0 | ||
| smoothed_dy = 0 | ||
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| smoothed_rotx = 0 | ||
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| def OrbitalController(keyboard, mouse, cam_pos, cam_rot, cam_tgt, dt, width, height): | ||
| global d | ||
| global dtxl, dtyl, smoothed_dx, smoothed_dy, smoothed_rotx | ||
| dt_sec = hg.time_to_sec_f(dt) | ||
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| k_ar = hg.ComputeAspectRatioX(width, height).x | ||
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| delta_x = mouse.DtX() if mouse.Down(hg.MB_0) else 0 | ||
| delta_y = -mouse.DtY() if mouse.Down(hg.MB_0) else 0 | ||
| dtxl.append(delta_x) | ||
| dtyl.append(delta_y) | ||
| if len(dtxl) > 5: | ||
| dtxl.pop(0) | ||
| if len(dtyl) > 5: | ||
| dtyl.pop(0) | ||
| delta_x = median(dtxl) | ||
| delta_y = median(dtyl) | ||
|
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| smoothed_dx += (delta_x - smoothed_dx) * 0.1 | ||
| smoothed_dy += (delta_y - smoothed_dy) * 0.1 | ||
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| speed = dt_sec * cam_rot_speed | ||
| cam_rot.x += smoothed_dy * speed | ||
| cam_rot.y += smoothed_dx * speed | ||
|
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| # clamp X | ||
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| if cam_rot.x > pi / 2: | ||
| cam_rot.x = pi / 2 | ||
| if cam_rot.x < 0: | ||
| cam_rot.x = 0 | ||
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| if keyboard.Down(hg.K_LAlt): | ||
| if mouse.Down(hg.MB_0): | ||
| z_value = -mouse.DtY() * 5 | ||
| speed = d * dt_sec * 10 | ||
| d += z_value * speed | ||
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| if mouse.Wheel() != 0: | ||
| wheel_dt = mouse.Wheel() | ||
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| k = abs(wheel_dt) * k_wheel * dt_sec | ||
| if wheel_dt > 0: | ||
| d /= k + 1 | ||
| else: | ||
| d *= k + 1 | ||
|
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| if d < 3: | ||
| d = 3 # make sure not to come too close to the target | ||
| if d > 28: | ||
| d = 28 | ||
|
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| if mouse.Down(hg.MB_2): # scroll viewpoint | ||
| speed = d * dt_sec * 0.1 | ||
| mat = hg.TransformationMat4(cam_pos, cam_rot) | ||
| cam_tgt += (hg.GetX(mat) * -mouse.DtX() * k_ar + hg.GetY(mat) * -mouse.DtY()) * speed | ||
|
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| world = hg.TransformationMat4(cam_tgt, cam_rot, hg.Vec3.One) * hg.TranslationMat4(hg.Vec3(0, 0, -d)) | ||
| return world, cam_rot, cam_tgt, hg.GetT(world) | ||
| import harfang as hg | ||
| from statistics import median | ||
| from math import pi | ||
|
|
||
| d = 5 | ||
|
|
||
| cam_rot_speed = 0.5 | ||
| k_wheel = 10 | ||
|
|
||
| dtxl = [] | ||
| dtyl = [] | ||
|
|
||
| smoothed_dx = 0 | ||
| smoothed_dy = 0 | ||
|
|
||
| smoothed_rotx = 0 | ||
|
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||
|
|
||
| def OrbitalController(keyboard, mouse, cam_pos, cam_rot, cam_tgt, dt, width, height): | ||
| global d | ||
| global dtxl, dtyl, smoothed_dx, smoothed_dy, smoothed_rotx | ||
| dt_sec = hg.time_to_sec_f(dt) | ||
|
|
||
| k_ar = hg.ComputeAspectRatioX(width, height).x | ||
|
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||
| delta_x = mouse.DtX() if mouse.Down(hg.MB_0) else 0 | ||
| delta_y = -mouse.DtY() if mouse.Down(hg.MB_0) else 0 | ||
| dtxl.append(delta_x) | ||
| dtyl.append(delta_y) | ||
| if len(dtxl) > 5: | ||
| dtxl.pop(0) | ||
| if len(dtyl) > 5: | ||
| dtyl.pop(0) | ||
| delta_x = median(dtxl) | ||
| delta_y = median(dtyl) | ||
|
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| smoothed_dx += (delta_x - smoothed_dx) * 0.1 | ||
| smoothed_dy += (delta_y - smoothed_dy) * 0.1 | ||
|
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| speed = dt_sec * cam_rot_speed | ||
| cam_rot.x += smoothed_dy * speed | ||
| cam_rot.y += smoothed_dx * speed | ||
|
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||
| # clamp X | ||
|
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||
| if cam_rot.x > pi / 2: | ||
| cam_rot.x = pi / 2 | ||
| if cam_rot.x < 0: | ||
| cam_rot.x = 0 | ||
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||
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| if keyboard.Down(hg.K_LAlt): | ||
| if mouse.Down(hg.MB_0): | ||
| z_value = -mouse.DtY() * 5 | ||
| speed = d * dt_sec * 10 | ||
| d += z_value * speed | ||
|
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||
| if mouse.Wheel() != 0: | ||
| wheel_dt = mouse.Wheel() | ||
|
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| k = abs(wheel_dt) * k_wheel * dt_sec | ||
| if wheel_dt > 0: | ||
| d /= k + 1 | ||
| else: | ||
| d *= k + 1 | ||
|
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||
| if d < 3: | ||
| d = 3 # make sure not to come too close to the target | ||
| if d > 28: | ||
| d = 28 | ||
|
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||
| if mouse.Down(hg.MB_2): # scroll viewpoint | ||
| speed = d * dt_sec * 0.1 | ||
| mat = hg.TransformationMat4(cam_pos, cam_rot) | ||
| cam_tgt += (hg.GetX(mat) * -mouse.DtX() * k_ar + hg.GetY(mat) * -mouse.DtY()) * speed | ||
|
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| world = hg.TransformationMat4(cam_tgt, cam_rot, hg.Vec3.One) * hg.TranslationMat4(hg.Vec3(0, 0, -d)) | ||
| return world, cam_rot, cam_tgt, hg.GetT(world) |
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