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Player jumping taking air acceleration into account

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sippeangelo
2016-01-24 15:20:34 +01:00
parent aaa11d2109
commit 373bb33cf0
3 changed files with 33 additions and 20 deletions
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resources/Schema/Entities/Player.xml
+6 -3
View File
@@ -6,12 +6,13 @@
<Origin X="0" Y="0.772000015" Z="0"/>
<Size X="1" Y="1.60000002" Z="1"/>
</c:AABB>
<c:Collidable/>
<c:Model/>
<c:Physics>
<Gravity>false</Gravity>
<Velocity X="8.33307467e-09" Y="0" Z="9.82836834e-09"/>
</c:Physics>
<c:Player>
<MovementSpeed>7</MovementSpeed>
<MovementSpeed>5</MovementSpeed>
</c:Player>
<c:Team>
<Team>
@@ -19,7 +20,8 @@
</Team>
</c:Team>
<c:Transform>
<Position X="0" Y="0" Z="7.38143063"/>
<Position X="2.84928203" Y="0.0264999866" Z="7.31610918"/>
<Orientation X="0" Y="2.14675093" Z="0"/>
</c:Transform>
</Components>
@@ -29,6 +31,7 @@
<c:Camera/>
<c:Transform>
<Position X="0" Y="1.37700009" Z="0"/>
<Orientation X="0.921535373" Y="0" Z="0"/>
</c:Transform>
</Components>
<Children>
src/Engine/Collision/CollisionSystem.cpp
+1 -1
View File
@@ -31,7 +31,7 @@ void CollisionSystem::UpdateComponent(EntityWrapper& entity, ComponentWrapper& c
}
if (Collision::AABBVsAABB(boxA, boxB, resolutionVector)) {
(glm::vec3&)cTransform["Position"] += resolutionVector;
cPhysics["Velocity"] = glm::vec3(0, 0, 0);
((glm::vec3&)cPhysics["Velocity"]).y = 0.f;
}
}
src/Game/Systems/PlayerMovementSystem.cpp
+25 -15
View File
@@ -48,8 +48,12 @@ void PlayerMovementSystem::Update(double dt)
}
glm::vec3& velocity = cPhysics["Velocity"];
ImGui::Text("velocity: (%f, %f, %f)", velocity.x, velocity.y, velocity.z);
ImGui::Text("wishDirection: (%f, %f, %f)", wishDirection.x, wishDirection.y, wishDirection.z);
float currentSpeedProj = glm::dot(velocity, wishDirection);
glm::vec3 groundVelocity(0.f, 0.f, 0.f);
groundVelocity.x = glm::dot(velocity, glm::vec3(1.f, 0.f, 0.f));
groundVelocity.z = glm::dot(velocity, glm::vec3(0.f, 0.f, 1.f));
ImGui::Text("groundVelocity: (%f, %f, %f) |%f|", groundVelocity.x, groundVelocity.y, groundVelocity.z, glm::length(wishDirection));
ImGui::Text("wishDirection: (%f, %f, %f) |%f|", wishDirection.x, wishDirection.y, wishDirection.z, glm::length(wishDirection));
float currentSpeedProj = glm::dot(groundVelocity, wishDirection);
float addSpeed = wishSpeed - currentSpeedProj;
ImGui::Text("currentSpeedProj: %f", currentSpeedProj);
ImGui::Text("wishSpeed: %f", wishSpeed);
@@ -58,20 +62,20 @@ void PlayerMovementSystem::Update(double dt)
if (addSpeed > 0) {
static float accel = 15.f;
ImGui::InputFloat("accel", &accel);
float actualAccel = accel;
static float surfaceFriction = 1.f;
static float airAccel = 0.5f;
ImGui::InputFloat("airAccel", &airAccel);
float actualAccel = (velocity.y != 0) ? airAccel : accel;
static float surfaceFriction = 5.f;
ImGui::InputFloat("surfaceFriction", &surfaceFriction);
float accelerationSpeed = actualAccel * (float)dt * wishSpeed * surfaceFriction;
accelerationSpeed = glm::min(accelerationSpeed, addSpeed);
velocity += accelerationSpeed * wishDirection;
ImGui::Text("velocity: (%f, %f, %f) |%f|", velocity.x, velocity.y, velocity.z, glm::length(velocity));
}
//pos += controller->Movement() * glm::inverse(glm::quat(ori)) * speed * (float)dt;
//glm::vec3& velocity = player["Physics"]["Velocity"];
//if (controller->Jumping() && !controller->Crouching() && velocity.y == 0.f) {
// velocity.y += 4.f;
//}
if (controller->Jumping() && !controller->Crouching() && velocity.y == 0.f) {
velocity.y += 4.f;
}
//if (player.HasComponent("AABB")) {
// glm::vec3& size = player["AABB"]["Size"];
@@ -93,20 +97,26 @@ void PlayerMovementSystem::UpdateComponent(EntityWrapper& entity, ComponentWrapp
if (!entity.HasComponent("Physics")) {
return;
}
ComponentWrapper& cPhysics = entity["Physics"];
ComponentWrapper& cPhysics = entity["Physics"];
glm::vec3& velocity = cPhysics["Velocity"];
if (cPhysics["Gravity"]) {
velocity.y -= 9.82f * (float)dt;
}
// Ground friction
float speed = glm::length(velocity);
static float groundFriction = 7.f;
ImGui::InputFloat("groundFriction", &groundFriction);
static float airFriction = 0.f;
ImGui::InputFloat("airFriction", &airFriction);
float friction = (velocity.y != 0) ? airFriction : groundFriction;
if (speed > 0) {
float drop = speed * groundFriction * (float)dt;
velocity *= glm::max(speed - drop, 0.f) / speed;
float drop = speed * friction * (float)dt;
float multiplier = glm::max(speed - drop, 0.f) / speed;
velocity.x *= multiplier;
velocity.z *= multiplier;
}
if (cPhysics["Gravity"]) {
velocity.y -= 9.82f * (float)dt;
}
glm::vec3& position = cTransform["Position"];