X-Git-Url: https://git.dogcows.com/gitweb?p=chaz%2Fyoink;a=blobdiff_plain;f=src%2FCharacter.cc;h=01b4753f0f2287372e23b527293a050ee4fd1117;hp=f508682944d3a5db96ca210d9a710cd7ef2065d8;hb=e0fb747f2e647115d0b8953615c254d25c045345;hpb=29e3d45f7bbbf31eadf793c41ff2b3d9c47b7539 diff --git a/src/Character.cc b/src/Character.cc index f508682..01b4753 100644 --- a/src/Character.cc +++ b/src/Character.cc @@ -1,57 +1,260 @@ -/******************************************************************************* - - Copyright (c) 2009, Charles McGarvey - All rights reserved. - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are met: - - * Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above copyright notice, - this list of conditions and the following disclaimer in the documentation - and/or other materials provided with the distribution. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE - FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER - CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -*******************************************************************************/ +/*] Copyright (c) 2009-2010, Charles McGarvey [************************** +**] All rights reserved. +* +* vi:ts=4 sw=4 tw=75 +* +* Distributable under the terms and conditions of the 2-clause BSD license; +* see the file COPYING for a complete text of the license. +* +**************************************************************************/ + +#include + +#include #include "Character.hh" +class SpringForce +{ +public: + + explicit SpringForce(moof::vector2 x) : + location(x) {} + + const moof::vector2& operator () (const moof::linear_state<2>& state) + { + moof::vector2 x = state.position - location; + moof::scalar mag = x.length(); + moof::scalar d = 0.0; + + // spring: + //state_.force += -15.0 * x - 1.5 * state_.velocity; + force = SCALAR(-10.0) * (mag - d) * (x / mag);// - SCALAR(2.0) * state.velocity; + + return force; + } + +private: + + moof::vector2 force; + moof::vector2 location; +}; + +class ResistanceForce +{ +public: + + explicit ResistanceForce(moof::scalar scale = 1.0) : + k(scale) {} + + const moof::vector2& operator () (const moof::linear_state<2>& state) + { + force = -k * state.velocity; + return force; + } + +private: + + moof::vector2 force; + moof::scalar k; +}; + + Character::Character(const std::string& name) : tilemap(name), - animation(name) {} + animation(name) +{ + state_.init(); + + state_.mass = 1.0; + state_.inverse_mass = 1.0 / state_.mass; + + // forces + state_.force = moof::vector2(0.0, 0.0); + state_.forces.push_back(SpringForce(moof::vector2(5.0, 4.0))); + state_.forces.push_back(ResistanceForce(2.0)); + state_.forces.push_back(moof::linear_state<2>::gravity_force(-9.8)); -Character::~Character() + // starting position + state_.position = moof::vector2(5.0, 5.0); + state_.momentum = moof::vector2(1.0, 0.0); + state_.recalculate(); + + prev_state_ = state_; +} + + +void Character::update(moof::scalar t, moof::scalar dt) { - //delete texture; - //delete anim; + moof::rigid_body2::update(t, dt); // update physics + + animation.update(t, dt); + + moof::vector3 center(state_.position[0], state_.position[1], 0.0); + moof::vector3 a(state_.position[0] - 0.5, state_.position[1] - 0.5, 0.0); + moof::vector3 b(state_.position[0] + 0.5, state_.position[1] + 0.5, 0.0); + + aabb_.init(a, b); + sphere_.init(center, a); } -void Character::draw(Mf::Scalar alpha) const {} +void Character::draw(moof::scalar alpha) const +{ + moof::state2 state = moof::rigid_body2::state(alpha); + moof::vector2 position = state.position; + + //glColor3f(1.0f, 1.0f, 1.0f); + tilemap.bind(); + + int frame = animation.getFrame(); + moof::texture::orientation orientation = moof::texture::normal; + + if (state_.velocity[0] < 0.0) orientation = moof::texture::reverse; + + moof::scalar coords[8]; + tilemap.tile_coordinates(frame, coords, orientation); + + moof::scalar s = 0.5; -Mf::Tilemap& Character::getTilemap() + glBegin(GL_TRIANGLE_FAN); + glTexCoord(coords[0], coords[1]); + glVertex(position[0]-s, position[1]-s); + glTexCoord(coords[2], coords[3]); + glVertex(position[0]+s, position[1]-s); + glTexCoord(coords[4], coords[5]); + glVertex(position[0]+s, position[1]+s); + glTexCoord(coords[6], coords[7]); + glVertex(position[0]-s, position[1]+s); + glEnd(); +} + + +/*int Character::getOctant(const moof::Aabb<3>& aabb) const { - return tilemap; + int octantNum = -1; + + moof::plane::halfspace halfspace; + + moof::plane xy = aabb.xy_plane(); + halfspace = xy.intersects(sphere_); + if (halfspace == moof::plane::intersecting) + { + halfspace = xy.intersects(aabb_); + } + + if (halfspace == moof::plane::positive) + { + moof::plane xz = aabb.xz_plane(); + halfspace = xz.intersects(sphere_); + if (halfspace == moof::plane::intersecting) + { + halfspace = xz.intersects(aabb_); + } + + if (halfspace == moof::plane::positive) + { + moof::plane yz = aabb.yz_plane(); + halfspace = yz.intersects(sphere_); + if (halfspace == moof::plane::intersecting) + { + halfspace = yz.intersects(aabb_); + } + + if (halfspace == moof::plane::positive) + { + octantNum = 2; + } + else if (halfspace == moof::plane::negative) + { + octantNum = 3; + } + } + else if (halfspace == moof::plane::negative) + { + moof::plane yz = aabb.yz_plane(); + halfspace = yz.intersects(sphere_); + if (halfspace == moof::plane::intersecting) + { + halfspace = yz.intersects(aabb_); + } + + if (halfspace == moof::plane::positive) + { + octantNum = 1; + } + else if (halfspace == moof::plane::negative) + { + octantNum = 0; + } + } + } + else if (halfspace == moof::plane::negative) + { + moof::plane xz = aabb.xz_plane(); + halfspace = xz.intersects(sphere_); + if (halfspace == moof::plane::intersecting) + { + halfspace = xz.intersects(aabb_); + } + + if (halfspace == moof::plane::positive) + { + moof::plane yz = aabb.yz_plane(); + halfspace = yz.intersects(sphere_); + if (halfspace == moof::plane::intersecting) + { + halfspace = yz.intersects(aabb_); + } + + if (halfspace == moof::plane::positive) + { + octantNum = 6; + } + else if (halfspace == moof::plane::negative) + { + octantNum = 7; + } + } + else if (halfspace == moof::plane::negative) + { + moof::plane yz = aabb.yz_plane(); + halfspace = yz.intersects(sphere_); + if (halfspace == moof::plane::intersecting) + { + halfspace = yz.intersects(aabb_); + } + + if (halfspace == moof::plane::positive) + { + octantNum = 5; + } + else if (halfspace == moof::plane::negative) + { + octantNum = 4; + } + } + } + + return octantNum; } +*/ + -Mf::Animation& Character::getAnimation() +void Character::addImpulse(moof::vector2 impulse) { - return animation; + state_.momentum += impulse; } +void Character::addForce(moof::vector2 force) +{ + state_.force += force; +} -/** vim: set ts=4 sw=4 tw=80: *************************************************/ +void Character::setPosition(moof::vector2 position) +{ + state_.position = position; +}