X-Git-Url: https://de.git.xonotic.org/?p=xonotic%2Fnetradiant.git;a=blobdiff_plain;f=radiant%2Fview.h;h=ad322d5d817c6e76da75e2723cdf0ab4a855e938;hp=7b9ba486a26a35763ee304741330f15e17cf2dbe;hb=7b51c9cbca692b2da959845a246847cec35e3939;hpb=02a51890a3d97a0e937fbb11071cf7c41cc00aa9 diff --git a/radiant/view.h b/radiant/view.h index 7b9ba486..ad322d5d 100644 --- a/radiant/view.h +++ b/radiant/view.h @@ -42,182 +42,151 @@ extern int g_count_oriented_bboxs; #endif -inline void debug_count_dot() -{ +inline void debug_count_dot(){ #if defined( DEBUG_CULLING ) - ++g_count_dots; + ++g_count_dots; #endif } -inline void debug_count_plane() -{ +inline void debug_count_plane(){ #if defined( DEBUG_CULLING ) - ++g_count_planes; + ++g_count_planes; #endif } -inline void debug_count_oriented_plane() -{ +inline void debug_count_oriented_plane(){ #if defined( DEBUG_CULLING ) - ++g_count_oriented_planes; + ++g_count_oriented_planes; #endif } -inline void debug_count_bbox() -{ +inline void debug_count_bbox(){ #if defined( DEBUG_CULLING ) - ++g_count_bboxs; + ++g_count_bboxs; #endif } -inline void debug_count_oriented_bbox() -{ +inline void debug_count_oriented_bbox(){ #if defined( DEBUG_CULLING ) - ++g_count_oriented_bboxs; + ++g_count_oriented_bboxs; #endif } + + /// \brief View-volume culling and transformations. -class View : public VolumeTest { +class View : public VolumeTest +{ /// modelview matrix - Matrix4 m_modelview; +Matrix4 m_modelview; /// projection matrix - Matrix4 m_projection; +Matrix4 m_projection; /// device-to-screen transform - Matrix4 m_viewport; +Matrix4 m_viewport; - Matrix4 m_scissor; +Matrix4 m_scissor; /// combined modelview and projection matrix - Matrix4 m_viewproj; +Matrix4 m_viewproj; /// camera position in world space - Vector4 m_viewer; +Vector4 m_viewer; /// view frustum in world space - Frustum m_frustum; +Frustum m_frustum; - bool m_fill; +bool m_fill; - void construct() - { - m_viewproj = matrix4_multiplied_by_matrix4(matrix4_multiplied_by_matrix4(m_scissor, m_projection), m_modelview); - - m_frustum = frustum_from_viewproj(m_viewproj); - m_viewer = viewer_from_viewproj(m_viewproj); - } +void construct(){ + m_viewproj = matrix4_multiplied_by_matrix4( matrix4_multiplied_by_matrix4( m_scissor, m_projection ), m_modelview ); + m_frustum = frustum_from_viewproj( m_viewproj ); + m_viewer = viewer_from_viewproj( m_viewproj ); +} public: - View(bool fill = false) : - m_modelview(g_matrix4_identity), - m_projection(g_matrix4_identity), - m_scissor(g_matrix4_identity), - m_fill(fill) - { - } - - void Construct(const Matrix4 &projection, const Matrix4 &modelview, std::size_t width, std::size_t height) - { - // modelview - m_modelview = modelview; - - // projection - m_projection = projection; - - // viewport - m_viewport = g_matrix4_identity; - m_viewport[0] = float(width / 2); - m_viewport[5] = float(height / 2); - if (fabs(m_projection[11]) > 0.0000001) { - m_viewport[10] = m_projection[0] * m_viewport[0]; - } else { - m_viewport[10] = 1 / m_projection[10]; - } - - construct(); - } - - void EnableScissor(float min_x, float max_x, float min_y, float max_y) - { - m_scissor = g_matrix4_identity; - m_scissor[0] = static_cast((max_x - min_x) * 0.5 ); - m_scissor[5] = static_cast((max_y - min_y) * 0.5 ); - m_scissor[12] = static_cast((min_x + max_x) * 0.5 ); - m_scissor[13] = static_cast((min_y + max_y) * 0.5 ); - matrix4_full_invert(m_scissor); - - construct(); - } - - void DisableScissor() - { - m_scissor = g_matrix4_identity; - - construct(); - } - - bool TestPoint(const Vector3 &point) const - { - return viewproj_test_point(m_viewproj, point); - } - - bool TestLine(const Segment &segment) const - { - return frustum_test_line(m_frustum, segment); - } - - bool TestPlane(const Plane3 &plane) const - { - debug_count_plane(); - return viewer_test_plane(m_viewer, plane); - } - - bool TestPlane(const Plane3 &plane, const Matrix4 &localToWorld) const - { - debug_count_oriented_plane(); - return viewer_test_transformed_plane(m_viewer, plane, localToWorld); - } - - VolumeIntersectionValue TestAABB(const AABB &aabb) const - { - debug_count_bbox(); - return frustum_test_aabb(m_frustum, aabb); - } - - VolumeIntersectionValue TestAABB(const AABB &aabb, const Matrix4 &localToWorld) const - { - debug_count_oriented_bbox(); - return frustum_intersects_transformed_aabb(m_frustum, aabb, localToWorld); - } - - const Matrix4 &GetViewMatrix() const - { - return m_viewproj; - } - - const Matrix4 &GetViewport() const - { - return m_viewport; - }; - - const Matrix4 &GetModelview() const - { - return m_modelview; - } - - const Matrix4 &GetProjection() const - { - return m_projection; - } - - bool fill() const - { - return m_fill; - } - - const Vector3 &getViewer() const - { - return vector4_to_vector3(m_viewer); - } +View( bool fill = false ) : + m_modelview( g_matrix4_identity ), + m_projection( g_matrix4_identity ), + m_scissor( g_matrix4_identity ), + m_fill( fill ){ +} +void Construct( const Matrix4& projection, const Matrix4& modelview, std::size_t width, std::size_t height ){ + // modelview + m_modelview = modelview; + + // projection + m_projection = projection; + + // viewport + m_viewport = g_matrix4_identity; + m_viewport[0] = float(width / 2); + m_viewport[5] = float(height / 2); + if ( fabs( m_projection[11] ) > 0.0000001 ) { + m_viewport[10] = m_projection[0] * m_viewport[0]; + } + else{ + m_viewport[10] = 1 / m_projection[10]; + } + + construct(); +} +void EnableScissor( float min_x, float max_x, float min_y, float max_y ){ + m_scissor = g_matrix4_identity; + m_scissor[0] = static_cast( ( max_x - min_x ) * 0.5 ); + m_scissor[5] = static_cast( ( max_y - min_y ) * 0.5 ); + m_scissor[12] = static_cast( ( min_x + max_x ) * 0.5 ); + m_scissor[13] = static_cast( ( min_y + max_y ) * 0.5 ); + matrix4_full_invert( m_scissor ); + + construct(); +} +void DisableScissor(){ + m_scissor = g_matrix4_identity; + + construct(); +} + +bool TestPoint( const Vector3& point ) const { + return viewproj_test_point( m_viewproj, point ); +} +bool TestLine( const Segment& segment ) const { + return frustum_test_line( m_frustum, segment ); +} +bool TestPlane( const Plane3& plane ) const { + debug_count_plane(); + return viewer_test_plane( m_viewer, plane ); +} +bool TestPlane( const Plane3& plane, const Matrix4& localToWorld ) const { + debug_count_oriented_plane(); + return viewer_test_transformed_plane( m_viewer, plane, localToWorld ); +} +VolumeIntersectionValue TestAABB( const AABB& aabb ) const { + debug_count_bbox(); + return frustum_test_aabb( m_frustum, aabb ); +} +VolumeIntersectionValue TestAABB( const AABB& aabb, const Matrix4& localToWorld ) const { + debug_count_oriented_bbox(); + return frustum_intersects_transformed_aabb( m_frustum, aabb, localToWorld ); +} + +const Matrix4& GetViewMatrix() const { + return m_viewproj; +} +const Matrix4& GetViewport() const { + return m_viewport; +}; +const Matrix4& GetModelview() const { + return m_modelview; +} +const Matrix4& GetProjection() const { + return m_projection; +} + +bool fill() const { + return m_fill; +} +const Vector3& getViewer() const { + return vector4_to_vector3( m_viewer ); +} }; #endif