X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Fcamera.cpp;h=09e3c836a14a07dd6871cd8704cf9ba2b62b2b1e;hb=dceb9f7d6058785cf60d9dbcc8eecdcee1053412;hp=16fad6132e1f77a286fc255587fbc020b716b720;hpb=ccadebabba18226b1664af35888ee3aff6861be7;p=dragonfireclient.git diff --git a/src/camera.cpp b/src/camera.cpp index 16fad6132..09e3c836a 100644 --- a/src/camera.cpp +++ b/src/camera.cpp @@ -1,175 +1,519 @@ /* -Minetest-c55 -Copyright (C) 2010-2011 celeron55, Perttu Ahola +Minetest +Copyright (C) 2010-2013 celeron55, Perttu Ahola This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. +GNU Lesser General Public License for more details. -You should have received a copy of the GNU General Public License along +You should have received a copy of the GNU Lesser General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #include "camera.h" #include "debug.h" +#include "client.h" #include "main.h" // for g_settings #include "map.h" +#include "clientmap.h" // MapDrawControl #include "player.h" -#include "utility.h" #include - -Camera::Camera(scene::ISceneManager* smgr, MapDrawControl& draw_control): - m_smgr(smgr), +#include "settings.h" +#include "wieldmesh.h" +#include "noise.h" // easeCurve +#include "gamedef.h" +#include "sound.h" +#include "event.h" +#include "profiler.h" +#include "util/numeric.h" +#include "util/mathconstants.h" +#include "constants.h" + +#define CAMERA_OFFSET_STEP 200 + +#include "nodedef.h" + +Camera::Camera(scene::ISceneManager* smgr, MapDrawControl& draw_control, + IGameDef *gamedef): m_playernode(NULL), + m_headnode(NULL), m_cameranode(NULL), + + m_wieldmgr(NULL), + m_wieldnode(NULL), + m_draw_control(draw_control), - m_viewing_range_min(5.0), - m_viewing_range_max(5.0), + m_gamedef(gamedef), m_camera_position(0,0,0), m_camera_direction(0,0,0), + m_camera_offset(0,0,0), m_aspect(1.0), m_fov_x(1.0), m_fov_y(1.0), - m_wanted_frametime(0.0), - m_added_frametime(0), + m_added_busytime(0), m_added_frames(0), m_range_old(0), - m_frametime_old(0), + m_busytime_old(0), m_frametime_counter(0), m_time_per_range(30. / 50), // a sane default of 30ms per 50 nodes of range m_view_bobbing_anim(0), - m_view_bobbing_state(0) + m_view_bobbing_state(0), + m_view_bobbing_speed(0), + m_view_bobbing_fall(0), + + m_digging_anim(0), + m_digging_button(-1), + + m_wield_change_timer(0.125), + m_wield_item_next(), + + m_camera_mode(CAMERA_MODE_FIRST) { //dstream<<__FUNCTION_NAME<addEmptySceneNode(smgr->getRootSceneNode()); + m_headnode = smgr->addEmptySceneNode(m_playernode); m_cameranode = smgr->addCameraSceneNode(smgr->getRootSceneNode()); m_cameranode->bindTargetAndRotation(true); - updateSettings(); + // This needs to be in its own scene manager. It is drawn after + // all other 3D scene nodes and before the GUI. + m_wieldmgr = smgr->createNewSceneManager(); + m_wieldmgr->addCameraSceneNode(); + m_wieldnode = new WieldMeshSceneNode(m_wieldmgr->getRootSceneNode(), m_wieldmgr, -1, true); + m_wieldnode->setItem(ItemStack(), m_gamedef); + m_wieldnode->drop(); // m_wieldmgr grabbed it + m_wieldlightnode = m_wieldmgr->addLightSceneNode(NULL, v3f(0.0, 50.0, 0.0)); } Camera::~Camera() { + m_wieldmgr->drop(); +} + +bool Camera::successfullyCreated(std::wstring& error_message) +{ + if (m_playernode == NULL) + { + error_message = L"Failed to create the player scene node"; + return false; + } + if (m_headnode == NULL) + { + error_message = L"Failed to create the head scene node"; + return false; + } + if (m_cameranode == NULL) + { + error_message = L"Failed to create the camera scene node"; + return false; + } + if (m_wieldmgr == NULL) + { + error_message = L"Failed to create the wielded item scene manager"; + return false; + } + if (m_wieldnode == NULL) + { + error_message = L"Failed to create the wielded item scene node"; + return false; + } + return true; +} + +// Returns the fractional part of x +inline f32 my_modf(f32 x) +{ + double dummy; + return modf(x, &dummy); } void Camera::step(f32 dtime) { + if(m_view_bobbing_fall > 0) + { + m_view_bobbing_fall -= 3 * dtime; + if(m_view_bobbing_fall <= 0) + m_view_bobbing_fall = -1; // Mark the effect as finished + } + + bool was_under_zero = m_wield_change_timer < 0; + m_wield_change_timer = MYMIN(m_wield_change_timer + dtime, 0.125); + + if (m_wield_change_timer >= 0 && was_under_zero) + m_wieldnode->setItem(m_wield_item_next, m_gamedef); + if (m_view_bobbing_state != 0) { - const f32 bobspeed = 0x1000000; - s32 offset = MYMAX(dtime * bobspeed, 1); + //f32 offset = dtime * m_view_bobbing_speed * 0.035; + f32 offset = dtime * m_view_bobbing_speed * 0.030; if (m_view_bobbing_state == 2) { +#if 0 // Animation is getting turned off - s32 subanim = (m_view_bobbing_anim & 0x7fffff); - if (subanim < 0x400000) - offset = -1 * MYMIN(offset, subanim); + if (m_view_bobbing_anim < 0.5) + m_view_bobbing_anim -= offset; else - offset = MYMIN(offset, 0x800000 - subanim); + m_view_bobbing_anim += offset; + if (m_view_bobbing_anim <= 0 || m_view_bobbing_anim >= 1) + { + m_view_bobbing_anim = 0; + m_view_bobbing_state = 0; + } +#endif +#if 1 + // Animation is getting turned off + if(m_view_bobbing_anim < 0.25) + { + m_view_bobbing_anim -= offset; + } else if(m_view_bobbing_anim > 0.75) { + m_view_bobbing_anim += offset; + } + if(m_view_bobbing_anim < 0.5) + { + m_view_bobbing_anim += offset; + if(m_view_bobbing_anim > 0.5) + m_view_bobbing_anim = 0.5; + } else { + m_view_bobbing_anim -= offset; + if(m_view_bobbing_anim < 0.5) + m_view_bobbing_anim = 0.5; + } + if(m_view_bobbing_anim <= 0 || m_view_bobbing_anim >= 1 || + fabs(m_view_bobbing_anim - 0.5) < 0.01) + { + m_view_bobbing_anim = 0; + m_view_bobbing_state = 0; + } +#endif + } + else + { + float was = m_view_bobbing_anim; + m_view_bobbing_anim = my_modf(m_view_bobbing_anim + offset); + bool step = (was == 0 || + (was < 0.5f && m_view_bobbing_anim >= 0.5f) || + (was > 0.5f && m_view_bobbing_anim <= 0.5f)); + if(step) + { + MtEvent *e = new SimpleTriggerEvent("ViewBobbingStep"); + m_gamedef->event()->put(e); + } + } + } + + if (m_digging_button != -1) + { + f32 offset = dtime * 3.5; + float m_digging_anim_was = m_digging_anim; + m_digging_anim += offset; + if (m_digging_anim >= 1) + { + m_digging_anim = 0; + m_digging_button = -1; + } + float lim = 0.15; + if(m_digging_anim_was < lim && m_digging_anim >= lim) + { + if(m_digging_button == 0) + { + MtEvent *e = new SimpleTriggerEvent("CameraPunchLeft"); + m_gamedef->event()->put(e); + } else if(m_digging_button == 1) { + MtEvent *e = new SimpleTriggerEvent("CameraPunchRight"); + m_gamedef->event()->put(e); + } } - m_view_bobbing_anim = (m_view_bobbing_anim + offset) & 0xffffff; } } -void Camera::update(LocalPlayer* player, f32 frametime, v2u32 screensize) +void Camera::update(LocalPlayer* player, f32 frametime, f32 busytime, + f32 tool_reload_ratio, ClientEnvironment &c_env) { - if (m_playernode == NULL || m_cameranode == NULL) - return; + // Get player position + // Smooth the movement when walking up stairs + v3f old_player_position = m_playernode->getPosition(); + v3f player_position = player->getPosition(); + if (player->isAttached && player->parent) + player_position = player->parent->getPosition(); + //if(player->touching_ground && player_position.Y > old_player_position.Y) + if(player->touching_ground && + player_position.Y > old_player_position.Y) + { + f32 oldy = old_player_position.Y; + f32 newy = player_position.Y; + f32 t = exp(-10*frametime); + player_position.Y = oldy * t + newy * (1-t); + } // Set player node transformation - m_playernode->setPosition(player->getPosition()); - //m_playernode->setRotation(v3f(player->getPitch(), -1 * player->getYaw(), 0)); + m_playernode->setPosition(player_position); m_playernode->setRotation(v3f(0, -1 * player->getYaw(), 0)); m_playernode->updateAbsolutePosition(); + // Get camera tilt timer (hurt animation) + float cameratilt = fabs(fabs(player->hurt_tilt_timer-0.75)-0.75); + + // Fall bobbing animation + float fall_bobbing = 0; + if(player->camera_impact >= 1 && m_camera_mode < CAMERA_MODE_THIRD) + { + if(m_view_bobbing_fall == -1) // Effect took place and has finished + player->camera_impact = m_view_bobbing_fall = 0; + else if(m_view_bobbing_fall == 0) // Initialize effect + m_view_bobbing_fall = 1; + + // Convert 0 -> 1 to 0 -> 1 -> 0 + fall_bobbing = m_view_bobbing_fall < 0.5 ? m_view_bobbing_fall * 2 : -(m_view_bobbing_fall - 0.5) * 2 + 1; + // Smoothen and invert the above + fall_bobbing = sin(fall_bobbing * 0.5 * M_PI) * -1; + // Amplify according to the intensity of the impact + fall_bobbing *= (1 - rangelim(50 / player->camera_impact, 0, 1)) * 5; + + fall_bobbing *= g_settings->getFloat("fall_bobbing_amount"); + } + + // Calculate players eye offset for different camera modes + v3f PlayerEyeOffset = player->getEyeOffset(); + if (m_camera_mode == CAMERA_MODE_FIRST) + PlayerEyeOffset += player->eye_offset_first; + else + PlayerEyeOffset += player->eye_offset_third; + + // Set head node transformation + m_headnode->setPosition(PlayerEyeOffset+v3f(0,cameratilt*-player->hurt_tilt_strength+fall_bobbing,0)); + m_headnode->setRotation(v3f(player->getPitch(), 0, cameratilt*player->hurt_tilt_strength)); + m_headnode->updateAbsolutePosition(); + // Compute relative camera position and target - v3f relative_cam_pos = player->getEyePosition() - player->getPosition(); - v3f relative_cam_target = v3f(0,0,1); - relative_cam_target.rotateYZBy(player->getPitch()); - relative_cam_target += relative_cam_pos; - - f32 bobangle = m_view_bobbing_anim * 2 * M_PI / 0x1000000; - f32 bobangle_s = sin(bobangle); - f32 bobangle_c = cos(bobangle); - f32 bobwidth = 0.03 * cos(player->getPitch() * M_PI / 180) - / (bobangle_c * bobangle_c + 1); - f32 bobheight = bobwidth; - relative_cam_pos.X += bobwidth * bobangle_s; - relative_cam_pos.Y += bobheight * bobangle_s * bobangle_c; + v3f rel_cam_pos = v3f(0,0,0); + v3f rel_cam_target = v3f(0,0,1); + v3f rel_cam_up = v3f(0,1,0); + + if (m_view_bobbing_anim != 0 && m_camera_mode < CAMERA_MODE_THIRD) + { + f32 bobfrac = my_modf(m_view_bobbing_anim * 2); + f32 bobdir = (m_view_bobbing_anim < 0.5) ? 1.0 : -1.0; + + #if 1 + f32 bobknob = 1.2; + f32 bobtmp = sin(pow(bobfrac, bobknob) * M_PI); + //f32 bobtmp2 = cos(pow(bobfrac, bobknob) * M_PI); + + v3f bobvec = v3f( + 0.3 * bobdir * sin(bobfrac * M_PI), + -0.28 * bobtmp * bobtmp, + 0.); + + //rel_cam_pos += 0.2 * bobvec; + //rel_cam_target += 0.03 * bobvec; + //rel_cam_up.rotateXYBy(0.02 * bobdir * bobtmp * M_PI); + float f = 1.0; + f *= g_settings->getFloat("view_bobbing_amount"); + rel_cam_pos += bobvec * f; + //rel_cam_target += 0.995 * bobvec * f; + rel_cam_target += bobvec * f; + rel_cam_target.Z -= 0.005 * bobvec.Z * f; + //rel_cam_target.X -= 0.005 * bobvec.X * f; + //rel_cam_target.Y -= 0.005 * bobvec.Y * f; + rel_cam_up.rotateXYBy(-0.03 * bobdir * bobtmp * M_PI * f); + #else + f32 angle_deg = 1 * bobdir * sin(bobfrac * M_PI); + f32 angle_rad = angle_deg * M_PI / 180; + f32 r = 0.05; + v3f off = v3f( + r * sin(angle_rad), + r * (cos(angle_rad) - 1), + 0); + rel_cam_pos += off; + //rel_cam_target += off; + rel_cam_up.rotateXYBy(angle_deg); + #endif + + } // Compute absolute camera position and target - m_playernode->getAbsoluteTransformation().transformVect(m_camera_position, relative_cam_pos); - m_playernode->getAbsoluteTransformation().transformVect(m_camera_direction, relative_cam_target); - m_camera_direction -= m_camera_position; + m_headnode->getAbsoluteTransformation().transformVect(m_camera_position, rel_cam_pos); + m_headnode->getAbsoluteTransformation().rotateVect(m_camera_direction, rel_cam_target - rel_cam_pos); + + v3f abs_cam_up; + m_headnode->getAbsoluteTransformation().rotateVect(abs_cam_up, rel_cam_up); + + // Seperate camera position for calculation + v3f my_cp = m_camera_position; + + // Reposition the camera for third person view + if (m_camera_mode > CAMERA_MODE_FIRST) + { + if (m_camera_mode == CAMERA_MODE_THIRD_FRONT) + m_camera_direction *= -1; + + my_cp.Y += 2; + // Calculate new position + bool abort = false; + for (int i = BS; i <= BS*2; i++) + { + my_cp.X = m_camera_position.X + m_camera_direction.X*-i; + my_cp.Z = m_camera_position.Z + m_camera_direction.Z*-i; + if (i > 12) + my_cp.Y = m_camera_position.Y + (m_camera_direction.Y*-i); + + // Prevent camera positioned inside nodes + INodeDefManager *nodemgr = m_gamedef->ndef(); + MapNode n = c_env.getClientMap().getNodeNoEx(floatToInt(my_cp, BS)); + const ContentFeatures& features = nodemgr->get(n); + if(features.walkable) + { + my_cp.X += m_camera_direction.X*-1*-BS/2; + my_cp.Z += m_camera_direction.Z*-1*-BS/2; + my_cp.Y += m_camera_direction.Y*-1*-BS/2; + abort = true; + break; + } + } + + // If node blocks camera position don't move y to heigh + if (abort && my_cp.Y > player_position.Y+BS*2) + my_cp.Y = player_position.Y+BS*2; + } + + // Update offset if too far away from the center of the map + m_camera_offset.X += CAMERA_OFFSET_STEP* + (((s16)(my_cp.X/BS) - m_camera_offset.X)/CAMERA_OFFSET_STEP); + m_camera_offset.Y += CAMERA_OFFSET_STEP* + (((s16)(my_cp.Y/BS) - m_camera_offset.Y)/CAMERA_OFFSET_STEP); + m_camera_offset.Z += CAMERA_OFFSET_STEP* + (((s16)(my_cp.Z/BS) - m_camera_offset.Z)/CAMERA_OFFSET_STEP); + // Set camera node transformation - m_cameranode->setPosition(m_camera_position); + m_cameranode->setPosition(my_cp-intToFloat(m_camera_offset, BS)); + m_cameranode->setUpVector(abs_cam_up); // *100.0 helps in large map coordinates - m_cameranode->setTarget(m_camera_position + 100.0 * m_camera_direction); + m_cameranode->setTarget(my_cp-intToFloat(m_camera_offset, BS) + 100 * m_camera_direction); - // FOV and and aspect ratio - m_aspect = (f32)screensize.X / (f32) screensize.Y; - m_fov_x = 2 * atan(0.5 * m_aspect * tan(m_fov_y)); + // update the camera position in front-view mode to render blocks behind player + if (m_camera_mode == CAMERA_MODE_THIRD_FRONT) + m_camera_position = my_cp; + + // Get FOV setting + f32 fov_degrees = g_settings->getFloat("fov"); + fov_degrees = MYMAX(fov_degrees, 10.0); + fov_degrees = MYMIN(fov_degrees, 170.0); + + // FOV and aspect ratio + m_aspect = (f32) porting::getWindowSize().X / (f32) porting::getWindowSize().Y; + m_fov_y = fov_degrees * M_PI / 180.0; + // Increase vertical FOV on lower aspect ratios (<16:10) + m_fov_y *= MYMAX(1.0, MYMIN(1.4, sqrt(16./10. / m_aspect))); + m_fov_x = 2 * atan(m_aspect * tan(0.5 * m_fov_y)); m_cameranode->setAspectRatio(m_aspect); m_cameranode->setFOV(m_fov_y); - // Just so big a value that everything rendered is visible - // Some more allowance that m_viewing_range_max * BS because of active objects etc. - m_cameranode->setFarValue(m_viewing_range_max * BS * 10); + + // Position the wielded item + //v3f wield_position = v3f(45, -35, 65); + v3f wield_position = v3f(55, -35, 65); + //v3f wield_rotation = v3f(-100, 120, -100); + v3f wield_rotation = v3f(-100, 120, -100); + wield_position.Y += fabs(m_wield_change_timer)*320 - 40; + if(m_digging_anim < 0.05 || m_digging_anim > 0.5) + { + f32 frac = 1.0; + if(m_digging_anim > 0.5) + frac = 2.0 * (m_digging_anim - 0.5); + // This value starts from 1 and settles to 0 + f32 ratiothing = pow((1.0f - tool_reload_ratio), 0.5f); + //f32 ratiothing2 = pow(ratiothing, 0.5f); + f32 ratiothing2 = (easeCurve(ratiothing*0.5))*2.0; + wield_position.Y -= frac * 25.0 * pow(ratiothing2, 1.7f); + //wield_position.Z += frac * 5.0 * ratiothing2; + wield_position.X -= frac * 35.0 * pow(ratiothing2, 1.1f); + wield_rotation.Y += frac * 70.0 * pow(ratiothing2, 1.4f); + //wield_rotation.X -= frac * 15.0 * pow(ratiothing2, 1.4f); + //wield_rotation.Z += frac * 15.0 * pow(ratiothing2, 1.0f); + } + if (m_digging_button != -1) + { + f32 digfrac = m_digging_anim; + wield_position.X -= 50 * sin(pow(digfrac, 0.8f) * M_PI); + wield_position.Y += 24 * sin(digfrac * 1.8 * M_PI); + wield_position.Z += 25 * 0.5; + + // Euler angles are PURE EVIL, so why not use quaternions? + core::quaternion quat_begin(wield_rotation * core::DEGTORAD); + core::quaternion quat_end(v3f(80, 30, 100) * core::DEGTORAD); + core::quaternion quat_slerp; + quat_slerp.slerp(quat_begin, quat_end, sin(digfrac * M_PI)); + quat_slerp.toEuler(wield_rotation); + wield_rotation *= core::RADTODEG; + } else { + f32 bobfrac = my_modf(m_view_bobbing_anim); + wield_position.X -= sin(bobfrac*M_PI*2.0) * 3.0; + wield_position.Y += sin(my_modf(bobfrac*2.0)*M_PI) * 3.0; + } + m_wieldnode->setPosition(wield_position); + m_wieldnode->setRotation(wield_rotation); + + // Shine light upon the wield mesh + video::SColor black(255,0,0,0); + m_wieldmgr->setAmbientLight(player->light_color.getInterpolated(black, 0.7)); + m_wieldlightnode->getLightData().DiffuseColor = player->light_color.getInterpolated(black, 0.3); + m_wieldlightnode->setPosition(v3f(30+5*sin(2*player->getYaw()*M_PI/180), -50, 0)); // Render distance feedback loop - updateViewingRange(frametime); + updateViewingRange(frametime, busytime); // If the player seems to be walking on solid ground, // view bobbing is enabled and free_move is off, // start (or continue) the view bobbing animation. v3f speed = player->getSpeed(); - //dstream<<"speed: ("< BS) && - (fabs(speed.Y) < BS/10) && - (g_settings.getBool("view_bobbing") == true) && - (g_settings.getBool("free_move") == false)) + (player->touching_ground) && + (g_settings->getBool("view_bobbing") == true) && + (g_settings->getBool("free_move") == false || + !m_gamedef->checkLocalPrivilege("fly"))) { // Start animation m_view_bobbing_state = 1; + m_view_bobbing_speed = MYMIN(speed.getLength(), 40); } else if (m_view_bobbing_state == 1) { // Stop animation m_view_bobbing_state = 2; + m_view_bobbing_speed = 60; } } -void Camera::updateViewingRange(f32 frametime_in) +void Camera::updateViewingRange(f32 frametime_in, f32 busytime_in) { if (m_draw_control.range_all) return; - m_added_frametime += frametime_in; + m_added_busytime += busytime_in; m_added_frames += 1; - // Actually this counter kind of sucks because frametime is busytime m_frametime_counter -= frametime_in; if (m_frametime_counter > 0) return; - m_frametime_counter = 0.2; + m_frametime_counter = 0.2; // Same as ClientMap::updateDrawList interval /*dstream<<__FUNCTION_NAME <<": Collected "<getS16("viewing_range_nodes_max"); + viewing_range_max = MYMAX(viewing_range_min, viewing_range_max); + + // Immediately apply hard limits + if(m_draw_control.wanted_range < viewing_range_min) + m_draw_control.wanted_range = viewing_range_min; + if(m_draw_control.wanted_range > viewing_range_max) + m_draw_control.wanted_range = viewing_range_max; + + // Just so big a value that everything rendered is visible + // Some more allowance than viewing_range_max * BS because of clouds, + // active objects, etc. + if(viewing_range_max < 200*BS) + m_cameranode->setFarValue(200 * BS * 10); + else + m_cameranode->setFarValue(viewing_range_max * BS * 10); + + f32 wanted_fps = g_settings->getFloat("wanted_fps"); + wanted_fps = MYMAX(wanted_fps, 1.0); + f32 wanted_frametime = 1.0 / wanted_fps; + + m_draw_control.wanted_min_range = viewing_range_min; + m_draw_control.wanted_max_blocks = (2.0*m_draw_control.blocks_would_have_drawn)+1; if (m_draw_control.wanted_max_blocks < 10) m_draw_control.wanted_max_blocks = 10; @@ -191,16 +560,18 @@ void Camera::updateViewingRange(f32 frametime_in) // Calculate the average frametime in the case that all wanted // blocks had been drawn - f32 frametime = m_added_frametime / m_added_frames / block_draw_ratio; + f32 frametime = m_added_busytime / m_added_frames / block_draw_ratio; - m_added_frametime = 0.0; + m_added_busytime = 0.0; m_added_frames = 0; - f32 wanted_frametime_change = m_wanted_frametime - frametime; + f32 wanted_frametime_change = wanted_frametime - frametime; //dstream<<"wanted_frametime_change="<avg("wanted_frametime_change", wanted_frametime_change); // If needed frametime change is small, just return - if (fabs(wanted_frametime_change) < m_wanted_frametime*0.4) + // This value was 0.4 for many months until 2011-10-18 by c55; + if (fabs(wanted_frametime_change) < wanted_frametime*0.33) { //dstream<<"ignoring small wanted_frametime_change"< 0) + m_wield_change_timer = -m_wield_change_timer; + else if (m_wield_change_timer == 0) + m_wield_change_timer = -0.001; + } } +void Camera::drawWieldedTool(irr::core::matrix4* translation) +{ + // Clear Z buffer so that the wielded tool stay in front of world geometry + m_wieldmgr->getVideoDriver()->clearZBuffer(); + + // Draw the wielded node (in a separate scene manager) + scene::ICameraSceneNode* cam = m_wieldmgr->getActiveCamera(); + cam->setAspectRatio(m_cameranode->getAspectRatio()); + cam->setFOV(72.0*M_PI/180.0); + cam->setNearValue(0.1); + cam->setFarValue(1000); + if (translation != NULL) + { + irr::core::matrix4 startMatrix = cam->getAbsoluteTransformation(); + irr::core::vector3df focusPoint = (cam->getTarget() + - cam->getAbsolutePosition()).setLength(1) + + cam->getAbsolutePosition(); + + irr::core::vector3df camera_pos = + (startMatrix * *translation).getTranslation(); + cam->setPosition(camera_pos); + cam->setTarget(focusPoint); + } + m_wieldmgr->drawAll(); +}