first

1 files changed, 269 insertions, 0 deletions

diff --git a/gmod/movement.cpp b/gmod/movement.cpp
new file mode 100644
index 0000000..2815767
--- /dev/null
+++ b/gmod/movement.cpp
@@ -0,0 +1,269 @@
+#include "movement.hpp"
+#include "interface.hpp"
+#include "settings.hpp"
+#include "context.hpp"
+
+#include <algorithm>
+#include "base_cheat.hpp"
+#include "input_system.hpp"
+
+NAMESPACE_REGION( features )
+
+void c_movement::bhop( ) {
+	if ( !g_settings.misc.bunny_hop )
+		return;
+
+	if ( g_ctx.m_local->m_nMoveType( ) == MOVETYPE_LADDER || 
+		g_ctx.m_local->m_nMoveType( ) == MOVETYPE_NOCLIP )
+		return;
+
+	//jump like you nohat
+	if ( m_ucmd->m_buttons & IN_JUMP && !( g_ctx.m_local->m_fFlags( ) & FL_ONGROUND ) ) {
+		m_ucmd->m_buttons &= ~IN_JUMP;
+	}
+}
+
+void c_movement::auto_strafer( ) {
+	if ( !g_settings.misc.auto_strafe )
+		return;
+
+	float speed = g_ctx.m_local->m_vecVelocity( ).length2d( );
+
+	if ( m_ucmd->m_buttons & IN_JUMP && speed > 1.0f ) {
+		if ( !m_ucmd->m_forwardmove && !m_ucmd->m_sidemove ) {
+			if ( !m_ucmd->m_mousedx ) {
+				m_ucmd->m_forwardmove = std::min< float >( 450.f, 5850.f / speed );
+				m_ucmd->m_sidemove = ( m_ucmd->m_cmd_nr % 2 ) == 0 ? -450.f : 450.f;
+			}
+			else {
+				m_ucmd->m_sidemove = m_ucmd->m_mousedx < 0.f ? -450.f : 450.f;
+			}
+		}
+	}
+}
+
+void c_movement::edge_jump( ) {
+	if ( !g_settings.misc.edge_jump ) 
+		return;
+
+	if ( !g_input.is_key_pressed( ( VirtualKeys_t )g_settings.misc.edge_jump_key( ) ) )
+		return;
+
+	//needs key check here so its not always on
+	//what??
+	bool pre_onground = g_ctx.m_local->m_fFlags( ) & FL_ONGROUND;
+	bool post_onground = g_cheat.m_prediction.get_predicted_flags( ) & FL_ONGROUND;
+
+	if ( pre_onground && !post_onground ) {
+		m_ucmd->m_buttons |= IN_JUMP;
+	}
+}
+
+void c_movement::auto_jumpbug( ) {
+	if ( !g_settings.misc.auto_jumpbug( ) ) 
+		return;
+
+	if ( !g_input.is_key_pressed( ( VirtualKeys_t )g_settings.misc.auto_jumpbug_key( ) ) )
+		return;
+
+	static bool jumped = false;
+	static bool jump_next = false;
+
+	m_ucmd->m_buttons |= IN_DUCK;
+
+	bool pre_onground = g_ctx.m_local->m_fFlags( ) & FL_ONGROUND;
+	bool post_onground = g_cheat.m_prediction.get_predicted_flags( ) & FL_ONGROUND;
+
+	if ( jump_next ) {
+		m_ucmd->m_buttons &= ~IN_DUCK;
+		jump_next = false;
+	}
+	else if ( !pre_onground && post_onground && !jumped ) {
+		jump_next = true;
+		jumped = true;
+	}
+	else if ( !pre_onground && !post_onground ) {
+		jumped = false;
+	}
+}
+
+//fuck hardcode
+const vec3_t mins( -17.f, -17.f, 0 );
+const vec3_t maxs( 17.f, 17.f, 42.f );
+
+void rotate_movement( user_cmd_t* cmd, float rotation ) {
+	rotation = rotation * M_PIRAD;
+
+	float cos_rot = cos( rotation );
+	float sin_rot = sin( rotation );
+
+	float new_forwardmove = ( cos_rot * cmd->m_forwardmove ) - ( sin_rot * cmd->m_sidemove );
+	float new_sidemove = ( sin_rot * cmd->m_forwardmove ) + ( cos_rot * cmd->m_sidemove );
+
+	cmd->m_forwardmove = new_forwardmove;
+	cmd->m_sidemove = new_sidemove;
+}
+
+float get_ideal_strafe_step( float speed ) {
+	static auto* sv_airaccelerate = g_gmod.m_cvar( )->FindVar( xors( "sv_airaccelerate" ) );
+	float airaccel = std::min< float >( sv_airaccelerate->get_float( ), 30.f );
+
+	float step = std::atan2( airaccel, speed ) * M_RADPI;
+
+	//tickcount correction
+	float tickcount = 1.0f / g_gmod.m_globals->m_interval_per_tick;
+	step *= ( 64.f / tickcount );
+
+	return step;
+}
+
+float trace_ideal_step( bool direction, vec3_t direction_vec, float ideal_step, float multiplier, float max_correction ) {
+	Ray_t ray;
+	CTraceFilterWorldOnly filter;
+	filter.pSkip = g_ctx.m_local;
+	vec3_t start = g_ctx.m_local->m_vecOrigin( );
+	start.z += 5.0f;
+
+	CGameTrace trace;
+
+	float step = ideal_step;
+	float correction = 0.5f;
+
+	if( direction ) {
+		step = -step;
+		correction = -correction;
+		max_correction = -max_correction;
+	}
+
+	while( true ) {
+		vec3_t new_dir = direction_vec;
+		new_dir.y += step;
+
+		vec3_t forward = math::angle_vectors( new_dir );
+		forward *= multiplier;
+
+		vec3_t end = start + forward;
+		ray.Init( start, end, mins, maxs );
+
+		g_gmod.m_trace( )->TraceRay( ray, MASK_SOLID, &filter, &trace );
+
+		if( !trace.DidHit( ) ) {
+			break;
+		}
+		else {
+			new_dir.x -= 20.f;
+			vec3_t forward_up = math::angle_vectors( new_dir );
+			forward_up *= multiplier;
+
+			vec3_t endUp = start + forward_up;
+			ray.Init( start, endUp, mins, maxs );
+
+			CGameTrace trace_up;
+			g_gmod.m_trace( )->TraceRay( ray, MASK_SOLID, &filter, &trace_up );
+			if( !trace_up.DidHit( ) ) {
+				break;
+			}
+		}
+
+		step += correction;
+
+		if( direction && step <= max_correction ) {
+			break;
+		}
+		if( !direction && step >= max_correction ) {
+			break;
+		}
+	}
+
+	return step;
+}
+
+float get_trace_length_multiplier( float speed ) {
+	float multiplier = speed * 0.2f;
+	if( multiplier < 32.f ) multiplier = 32.f;
+	if( multiplier > 256.f ) multiplier = 256.f;
+
+	return multiplier;
+}
+
+bool c_movement::get_best_direction( float ideal_step, float left, float right, float weight ) {
+	float left_delta = std::fabs( ideal_step - left );
+	float right_delta = std::fabs( -ideal_step - right );
+
+	if( m_direction ) right_delta -= weight;
+	else left_delta -= weight;
+
+	return ( left_delta > right_delta );
+}
+
+float c_movement::get_best_strafe_step( float speed, vec3_t direction ) {
+	float multiplier = get_trace_length_multiplier( speed );
+	float ideal_step = get_ideal_strafe_step( speed );
+
+	float left_step = trace_ideal_step( false, direction, ideal_step, multiplier, 90.f );
+	float right_step = trace_ideal_step( true, direction, ideal_step, multiplier, 90.f );
+
+	m_direction = get_best_direction( ideal_step, left_step, right_step, 25.f );
+
+	if( m_direction ) {
+		float max_clamped_correction = -ideal_step - 5.0f;
+		if( right_step < max_clamped_correction ) right_step = max_clamped_correction;
+		return right_step;
+	}
+	else {
+		float max_clamped_correction = ideal_step + 5.0f;
+		if( left_step > max_clamped_correction ) left_step = max_clamped_correction;
+		return left_step;
+	}
+}
+
+float c_movement::get_best_strafe_angle( ) {
+	vec3_t velocity = g_ctx.m_local->m_vecVelocity( );
+	velocity.z = 0.0f;
+	float speed = velocity.length2d( );
+
+	vec3_t direction = math::vector_angles( vec3_t( 0.0f, 0.0f, 0.0f ), velocity );
+	float step = get_best_strafe_step( speed, direction );
+
+	return direction.y + step;
+}
+
+void c_movement::circle_strafe( ) {
+	if( g_settings.misc.circle_strafe ) {
+		if( g_ctx.m_local->m_nMoveType( ) == MOVETYPE_LADDER || g_ctx.m_local->m_nMoveType( ) == MOVETYPE_NOCLIP )
+			return;
+
+		static bool can_finish = true;
+		auto cmd = g_ctx.get_last_cmd( );
+		if( g_input.is_key_pressed( g_settings.misc.circle_strafe_key ) || !can_finish ) {
+			m_ucmd->m_buttons |= IN_JUMP;
+			cmd->m_forwardmove = 450.f;
+
+			float speed = g_ctx.m_local->m_vecVelocity( ).length2d( );
+			if( speed > 1.f ) {
+				can_finish = false;
+				float angle = get_best_strafe_angle( );
+
+				float delta = std::remainderf( m_ucmd->m_viewangles.y - angle, 360.f );
+
+				cmd->m_forwardmove = 5850.f / speed;
+				cmd->m_sidemove = m_direction ? 450.f : -450.f;
+				rotate_movement( cmd, delta );
+
+				vec3_t current_view;
+				g_gmod.m_engine( )->GetViewAngles( current_view );
+				float view_delta = std::remainderf( current_view.y - angle, 360.f );
+
+				if( std::fabs( view_delta ) < 10.0f || speed < 250.f ) {
+					can_finish = true;
+				}
+			}
+			else {
+				can_finish = true;
+			}
+		}
+	}
+}
+
+
+END_REGION
\ No newline at end of file