281 lines
8.5 KiB
C++
281 lines
8.5 KiB
C++
#include "sdlpp_renderobject.hpp"
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#include <cmath>
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namespace SDLPP {
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/* wheter to use entire texture rather than just a part of it */
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bool RenderObject::entireTexture() {
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return src_rect.x == -1 || src_rect.y == -1 || src_rect.w == -1 ||
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src_rect.h == -1;
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}
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void RenderObject::render() {
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if ( !getHidden() ) {
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if ( polygon )
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polygon->render( *renderer );
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if ( texture != NULL ) {
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SDL_Rect *src = NULL;
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if ( animation.empty() || !animating ) {
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if ( !entireTexture() )
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src = &src_rect;
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} else {
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src = &animation[animation_index];
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}
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SDL_RenderCopy( renderer->getRendererPtr(),
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texture->getTexturePtr(), src, &rect );
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}
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if ( hasCollisions() && renderer->getRenderColiders() ) {
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for ( const auto &col : getCollisions() )
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col->render( *renderer, colider_color );
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}
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}
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}
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void RenderObject::setPos( double x, double y ) {
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setPos( Vec2D< double >( x, y ) );
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}
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void RenderObject::setPos( const std::pair< double, double > &pos ) {
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setPos( Vec2D< double >( pos.first, pos.second ) );
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}
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void RenderObject::setPos( const Vec2D< double > &vec ) {
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original = vec;
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updateSizeAndPosition();
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}
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Vec2D< double > RenderObject::getPos() const {
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return original;
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}
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std::vector< uint64_t >
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RenderObject::colidesWith( const RenderObject &other ) const {
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if ( !hasCollisions() || !other.hasCollisions() || getHidden() ||
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other.getHidden() ) {
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return {};
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}
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std::vector< uint64_t > ret = {};
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for ( const auto &x : collisions ) {
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for ( const auto &y : other.getCollisions() ) {
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if ( x->colidesWith( *y ) )
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ret.push_back( x->getId() );
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}
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}
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return ret;
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}
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bool RenderObject::hasCollisions() const {
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return !collisions.empty();
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}
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const std::vector< std::shared_ptr< CollisionPolygon > > &
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RenderObject::getCollisions() const {
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return collisions;
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}
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void RenderObject::setTexture( const std::shared_ptr< Texture > &t,
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const SDL_Rect &source_rect ) {
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texture = t;
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src_rect = source_rect;
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}
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void RenderObject::setTexture( const std::shared_ptr< Texture > &t,
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int source_x, int source_y, int source_width,
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int source_height ) {
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setTexture( t, { source_x, source_y, source_width, source_height } );
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}
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void RenderObject::setTexture( const std::string &img_path,
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const SDL_Rect &source_rect ) {
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texture = std::make_shared< Texture >( renderer, img_path );
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src_rect = source_rect;
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}
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void RenderObject::setTexture( const std::string &img_path, int source_x,
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int source_y, int source_width,
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int source_height ) {
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setTexture( img_path, { source_x, source_y, source_width, source_height } );
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}
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void RenderObject::setTexture( Font &font, const std::string &text,
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const std::string &color,
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const std::string &outline_color,
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int outline_size ) {
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texture = std::make_shared< Texture >( renderer, font, text, color,
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outline_color, outline_size );
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src_rect = { -1, -1, -1, -1 };
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}
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void RenderObject::unsetTexture() {
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texture.reset();
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}
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void RenderObject::unsetColor() {
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polygon.reset();
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}
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// per second, relative to window width
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void RenderObject::setMovementSpeed( double speed ) {
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movementSpeed = speed;
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}
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void RenderObject::addMovement( double x, double y ) {
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movementDirection += { x, y };
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}
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void RenderObject::setMovement( double x, double y ) {
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movementDirection = { x, y };
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}
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Vec2D< double > RenderObject::getMovement() {
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return movementDirection;
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}
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void RenderObject::resetMovementX() {
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movementDirection = { 0, movementDirection.getY() };
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}
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void RenderObject::resetMovementY() {
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movementDirection = { movementDirection.getX(), 0 };
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}
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void RenderObject::clearColided() {
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colidedWith.clear();
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}
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void RenderObject::addColided( std::shared_ptr< RenderObject > &obj ) {
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colidedWith.push_back( obj );
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}
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std::vector< std::shared_ptr< RenderObject > > &RenderObject::getColidedWith() {
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return colidedWith;
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}
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void RenderObject::setId( uint64_t input_id ) {
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id = input_id;
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}
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uint64_t RenderObject::getId() const {
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return id;
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}
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void RenderObject::setHidden( bool hid ) {
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hidden = hid;
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}
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bool RenderObject::getHidden() const {
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return hidden;
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}
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void RenderObject::destroy() {
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setHidden( true );
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kill = true;
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}
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bool RenderObject::getKilled() {
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return kill;
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}
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void RenderObject::setColiderColor( const std::string &color ) {
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colider_color = getSDLColorHEX( color );
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}
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void RenderObject::animate( int ticks ) {
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if ( animating && !animation.empty() ) {
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animation_next_frame -= ticks;
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if ( animation_next_frame <= 0 ) {
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animation_index = ( animation_index + 1 ) % animation.size();
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animation_next_frame =
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animation_next_frame_base + animation_next_frame;
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}
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}
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}
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void RenderObject::move( int ticks ) {
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if ( permanent )
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return;
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auto addx = movementSpeed * movementDirection.getX() * ticks / 1000.0;
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auto addy = movementSpeed * movementDirection.getY() * ticks / 1000.0;
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if ( std::isnan( addx ) || std::isnan( addy ) )
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return;
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original += { addx, addy };
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custom_move( ticks );
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updateSizeAndPosition();
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}
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void RenderObject::setPermanent( bool perm ) {
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permanent = perm;
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setStatic( perm );
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}
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bool RenderObject::getPermanent() const {
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return permanent;
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}
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bool RenderObject::isStatic() {
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return is_static;
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}
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void RenderObject::setStatic( bool stat ) {
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is_static = stat;
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}
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std::shared_ptr< Renderer > RenderObject::getRenderer() const {
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return renderer;
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}
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void RenderObject::setSceneID( int id ) {
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scene_id = id;
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}
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void RenderObject::copyTo( std::shared_ptr< RenderObject > other ) {
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other->collisions.clear();
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for ( auto &colider : collisions ) {
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other->collisions.push_back( colider->copySelf() );
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}
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other->texture.reset();
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if ( texture ) {
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other->texture = std::make_shared< Texture >( *texture );
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}
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other->polygon.reset();
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if ( polygon ) {
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other->polygon = polygon->copySelf();
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}
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other->colidedWith.clear();
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}
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void RenderObject::setTextureAlpha( uint8_t alpha ) {
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texture->setAlpha( alpha );
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}
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void RenderObject::setTextureSourceRect( const SDL_Rect &source_rect ) {
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src_rect = source_rect;
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}
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void RenderObject::setTextureSourceRect( int x, int y, int w, int h ) {
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setTextureSourceRect( { x, y, w, h } );
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}
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void RenderObject::setAnimationFrames( const std::vector< SDL_Rect > &frames ) {
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animation = frames;
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}
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void RenderObject::addAnimationFrame( const SDL_Rect &frame ) {
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animation.push_back( frame );
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}
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void RenderObject::addAnimationFrame( const int x, const int y, const int w,
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const int h ) {
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addAnimationFrame( { x, y, w, h } );
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}
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void RenderObject::pauseAnimation() {
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animating = false;
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}
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void RenderObject::resumeAnimation() {
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animating = true;
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}
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void RenderObject::removeAnimation() {
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animation.clear();
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}
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void RenderObject::setAnimationSpeed( const double fps ) {
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animation_fps = fps;
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animation_next_frame = animation_next_frame_base = 1000 / fps;
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}
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void RenderObject::visit( Visitor &visitor ) {
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visitor.visit( *this );
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}
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void RenderObject::setAlignment( ObjectAlignment horizontal,
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ObjectAlignment vertical ) {
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_horizontal = horizontal;
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_vertical = vertical;
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}
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Vec2D< double > RenderObject::computeAlignmentAdditions() {
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double x_addition = 0, y_addition = 0;
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auto dimensions = renderer->getDoubleDimensions();
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auto width_diff = dimensions.getX() - 1;
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auto height_diff = dimensions.getY() - 1;
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switch ( _horizontal ) {
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case OBJ_CENTER:
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x_addition = width_diff / 2;
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break;
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case OBJ_END:
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x_addition = width_diff;
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default:
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break;
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}
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switch ( _vertical ) {
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case OBJ_CENTER:
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y_addition = height_diff / 2;
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break;
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case OBJ_END:
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y_addition = height_diff;
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default:
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break;
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}
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return { x_addition, y_addition };
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}
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void RenderObject::updateXY() {
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auto additions = computeAlignmentAdditions();
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current = { original.getX() + additions.getX(),
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original.getY() + additions.getY() };
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}
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} // namespace SDLPP
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