* represent grid by 3d camera workzone
This commit is contained in:
Garux
parent
cdd1676a59
commit
2d35f656f9
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@ -820,6 +820,7 @@ private:
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void setState() const {
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void setState() const {
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#ifdef cam_draw_size_use_tex
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#ifdef cam_draw_size_use_tex
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glEnable( GL_BLEND );
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glEnable( GL_BLEND );
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glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
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#else
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#else
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glDisable( GL_BLEND );
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glDisable( GL_BLEND );
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#endif
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#endif
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@ -1844,6 +1845,7 @@ void ShowSize3dToggle(){
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}
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}
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}
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}
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#include "grid.h"
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void CamWnd::Cam_Draw(){
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void CamWnd::Cam_Draw(){
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// globalOutputStream() << "Cam_Draw()\n";
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// globalOutputStream() << "Cam_Draw()\n";
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fbo_get()->start();
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fbo_get()->start();
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@ -1956,6 +1958,7 @@ void CamWnd::Cam_Draw(){
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/* workzone */
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/* workzone */
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if( g_camwindow_globals_private.m_bShowWorkzone && GlobalSelectionSystem().countSelected() != 0 ){
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if( g_camwindow_globals_private.m_bShowWorkzone && GlobalSelectionSystem().countSelected() != 0 ){
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#if 0
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glEnable( GL_BLEND );
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glEnable( GL_BLEND );
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glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
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glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
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glShadeModel( GL_SMOOTH );
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glShadeModel( GL_SMOOTH );
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@ -2014,6 +2017,266 @@ void CamWnd::Cam_Draw(){
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}
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}
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}
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}
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glEnd();
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glEnd();
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#else
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glEnable( GL_BLEND );
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glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
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glShadeModel( GL_SMOOTH );
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glEnable( GL_DEPTH_TEST );
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// glDepthFunc( GL_LESS );
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glDepthFunc( GL_LEQUAL );
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glDepthMask( GL_TRUE );
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glDisableClientState( GL_TEXTURE_COORD_ARRAY );
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glDisableClientState( GL_NORMAL_ARRAY );
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glEnableClientState( GL_COLOR_ARRAY );
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glEnableClientState( GL_EDGE_FLAG_ARRAY );
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glEnableClientState( GL_VERTEX_ARRAY );
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glDisable( GL_TEXTURE_2D );
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glDisable( GL_LIGHTING );
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glDisable( GL_COLOR_MATERIAL );
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glDisable( GL_LINE_STIPPLE );
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glLineWidth( 1 );
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glEnable( GL_POLYGON_OFFSET_LINE );
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glPolygonMode( GL_FRONT_AND_BACK, GL_LINE );
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glDisable( GL_CULL_FACE );
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// glMatrixMode( GL_PROJECTION );
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// Matrix4 ma( m_Camera.projection );
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// ma[10] += 4.8e-5f; /* lengyel */
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// glLoadMatrixf( reinterpret_cast<const float*>( &ma ) );
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const Vector4 color0( 0, 1, 0, 0 );
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const Vector4 color1( 0, 1, 0, 1 );
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const AABB bounds = GlobalSelectionSystem().getBoundsSelected();
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#if 0
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glBegin( GL_LINES );
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for( std::size_t i = 0; i < 3; ++i ){
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const std::size_t i2 = ( i + 1 ) % 3;
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const std::size_t i3 = ( i + 2 ) % 3;
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const Vector3 normal = g_vector3_axes[i];
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const float size = 1024;
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std::vector<Vector3> points;
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points.reserve( 4 );
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points.push_back( bounds.origin + g_vector3_axes[i2] * bounds.extents + g_vector3_axes[i3] * bounds.extents );
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if( bounds.extents[i2] != 0 ){
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points.push_back( bounds.origin - g_vector3_axes[i2] * bounds.extents + g_vector3_axes[i3] * bounds.extents );
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}
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if( bounds.extents[i3] != 0 ){
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points.push_back( bounds.origin + g_vector3_axes[i2] * bounds.extents - g_vector3_axes[i3] * bounds.extents );
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if( bounds.extents[i2] != 0 ){
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points.push_back( bounds.origin - g_vector3_axes[i2] * bounds.extents - g_vector3_axes[i3] * bounds.extents );
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}
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}
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for( std::vector<Vector3>::const_iterator j = points.begin(); j != points.end(); ++j ){
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glColor4fv( vector4_to_array( color0 ) );
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glVertex3fv( vector3_to_array( *j + normal * ( bounds.extents[i] + size ) ) );
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glColor4fv( vector4_to_array( color1 ) );
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glVertex3fv( vector3_to_array( *j + normal * ( bounds.extents[i] ) ) );
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glVertex3fv( vector3_to_array( *j + normal * ( bounds.extents[i] ) ) );
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glVertex3fv( vector3_to_array( *j - normal * ( bounds.extents[i] ) ) );
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glVertex3fv( vector3_to_array( *j - normal * ( bounds.extents[i] ) ) );
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glColor4fv( vector4_to_array( color0 ) );
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glVertex3fv( vector3_to_array( *j - normal * ( bounds.extents[i] + size ) ) );
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}
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}
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glEnd();
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#endif
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#if 0
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glNormal3f( 0, 0, 1 );
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glBegin( GL_POLYGON );
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glColor4fv( vector4_to_array( color1 ) );
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glEdgeFlag( GL_TRUE );
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glVertex3fv( vector3_to_array( bounds.origin + bounds.extents * Vector3( 5, 1, 1 ) ) );
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glEdgeFlag( GL_FALSE );
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glVertex3fv( vector3_to_array( bounds.origin + bounds.extents * Vector3( 10, 1, 1 ) ) );
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glEdgeFlag( GL_TRUE );
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glVertex3fv( vector3_to_array( bounds.origin + bounds.extents * Vector3( 10, -1, 1 ) ) );
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glEdgeFlag( GL_FALSE );
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glVertex3fv( vector3_to_array( bounds.origin + bounds.extents * Vector3( 5, -1, 1 ) ) );
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glEdgeFlag( GL_TRUE );
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glVertex3fv( vector3_to_array( bounds.origin + bounds.extents * Vector3( -1, -1, 1 ) ) );
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glEdgeFlag( GL_FALSE );
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glVertex3fv( vector3_to_array( bounds.origin + bounds.extents * Vector3( -1, 1, 1 ) ) );
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glEdgeFlag( GL_TRUE );
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glEnd();
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#endif
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#if 0
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Vector3 verts[4] = { bounds.origin + bounds.extents * Vector3( 5, 1, 1 ),
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bounds.origin + bounds.extents * Vector3( 5, -1, 1 ),
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bounds.origin + bounds.extents * Vector3( -1, -1, 1 ),
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bounds.origin + bounds.extents * Vector3( -1, 1, 1 ) };
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Vector4 colours[4] = { color1, color0, color1, color0 };
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glVertexPointer( 3, GL_FLOAT, sizeof( Vector3 ), verts[0].data() );
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glColorPointer( 4, GL_FLOAT, sizeof( Vector4 ), colours[0].data() );
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glDrawArrays( GL_POLYGON, 0, 4 );
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#endif // 0
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#if 0
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for( std::size_t i = 0; i < 3; ++i ){
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const std::size_t i2 = ( i + 1 ) % 3;
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const std::size_t i3 = ( i + 2 ) % 3;
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const Vector3 normal = g_vector3_axes[i];
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const float offset = 256;
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std::vector<Vector3> points;
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points.reserve( 4 );
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points.push_back( bounds.origin + g_vector3_axes[i2] * bounds.extents + g_vector3_axes[i3] * bounds.extents );
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if( bounds.extents[i2] != 0 ){
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points.push_back( bounds.origin - g_vector3_axes[i2] * bounds.extents + g_vector3_axes[i3] * bounds.extents );
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}
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if( bounds.extents[i3] != 0 ){
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points.push_back( bounds.origin + g_vector3_axes[i2] * bounds.extents - g_vector3_axes[i3] * bounds.extents );
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if( bounds.extents[i2] != 0 ){
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points.push_back( bounds.origin - g_vector3_axes[i2] * bounds.extents - g_vector3_axes[i3] * bounds.extents );
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}
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}
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const float grid = GetGridSize();
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const std::size_t approx_count = ( std::max( 0.f, bounds.extents[i] ) + offset ) * 2 / grid + 4;
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Array<Vector3> verticesarr( approx_count );
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Array<GLboolean> edgearr0( approx_count );
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Array<GLboolean> edgearr1( approx_count );
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Array<Vector4> colorarr0( approx_count );
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Array<Vector4> colorarr1( approx_count );
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float coord = float_snapped( bounds.origin[i] - std::max( 0.f, bounds.extents[i] ) - offset, grid );
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const float coord_end = float_snapped( bounds.origin[i] + std::max( 0.f, bounds.extents[i] ) + offset, grid ) + 0.1f;
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GLboolean flag = float_snapped( coord, grid * 2 ) == coord? GL_TRUE : GL_FALSE;
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std::size_t count = 0;
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for( ; coord < coord_end; coord += grid ){
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verticesarr[count][i] = coord;
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colorarr0[count] = Vector4( 1, 0, 0, 1 );
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colorarr1[count] = Vector4( 1, 1, 1, 1 );
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edgearr0[count] = flag;
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flag = !flag;
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edgearr1[count] = flag;
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++count;
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}
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edgearr0[count - 1] =
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edgearr1[count - 1] =
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edgearr0[count] =
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edgearr1[count] = GL_FALSE;
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++count;
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glVertexPointer( 3, GL_FLOAT, sizeof( Vector3 ), verticesarr.data()->data() );
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for( std::vector<Vector3>::const_iterator j = points.begin(); j != points.end(); ++j ){
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for( std::size_t k = 0; k < count - 1; ++k ){
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verticesarr[k][i2] = ( *j )[i2];
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verticesarr[k][i3] = ( *j )[i3];
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}
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verticesarr[count - 1] = verticesarr[count - 2] + g_vector3_axes[i2] * 512 + g_vector3_axes[i3] * 512;
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glPolygonOffset( -2, 2 );
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glEdgeFlagPointer( sizeof( GLboolean ), edgearr0.data() );
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glColorPointer( 4, GL_FLOAT, sizeof( Vector4 ), colorarr0.data()->data() );
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glDrawArrays( GL_POLYGON, 0, GLsizei( count ) );
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glPolygonOffset( 1, -1 );
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glEdgeFlagPointer( sizeof( GLboolean ), edgearr1.data() );
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glColorPointer( 4, GL_FLOAT, sizeof( Vector4 ), colorarr1.data()->data() );
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glDrawArrays( GL_POLYGON, 0, GLsizei( count ) );
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}
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}
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#endif
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#if 1
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for( std::size_t i = 0; i < 3; ++i ){
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const std::size_t i2 = ( i + 1 ) % 3;
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const std::size_t i3 = ( i + 2 ) % 3;
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// const Vector3 normal = g_vector3_axes[i];
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const float offset = 1024;
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std::vector<Vector3> points;
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points.reserve( 4 );
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points.push_back( bounds.origin + g_vector3_axes[i2] * bounds.extents + g_vector3_axes[i3] * bounds.extents );
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if( bounds.extents[i2] != 0 ){
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points.push_back( bounds.origin - g_vector3_axes[i2] * bounds.extents + g_vector3_axes[i3] * bounds.extents );
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}
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if( bounds.extents[i3] != 0 ){
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points.push_back( bounds.origin + g_vector3_axes[i2] * bounds.extents - g_vector3_axes[i3] * bounds.extents );
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if( bounds.extents[i2] != 0 ){
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points.push_back( bounds.origin - g_vector3_axes[i2] * bounds.extents - g_vector3_axes[i3] * bounds.extents );
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}
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}
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const float grid = GetGridSize();
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const std::size_t approx_count = ( std::max( 0.f, bounds.extents[i] ) + offset ) * 4 / grid + 8;
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Array<Vector3> verticesarr( approx_count );
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Array<GLboolean> edgearr( approx_count );
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Array<Vector4> colorarr0( approx_count );
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Array<Vector4> colorarr1( approx_count );
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float coord = float_snapped( bounds.origin[i] - std::max( 0.f, bounds.extents[i] ) - offset, grid );
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// const float coord_end = float_snapped( bounds.origin[i] + std::max( 0.f, bounds.extents[i] ) + offset, grid ) + 0.1f;
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const bool start0 = float_snapped( coord, grid * 2 ) == coord;
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std::size_t count = 0;
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for( ; count < approx_count - 4; count += 4 ){
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verticesarr[count][i] =
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verticesarr[count + 1][i] = coord;
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const float alpha = std::min( 1.f, static_cast<float>( ( offset + bounds.extents[i] - fabs( coord - bounds.origin[i] ) ) / offset ) );
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colorarr0[count] = colorarr0[count + 1] = Vector4( 1, 0, 0, alpha );
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colorarr1[count] = colorarr1[count + 1] = Vector4( 1, 1, 1, alpha );
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coord += grid;
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verticesarr[count + 2][i] =
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verticesarr[count + 3][i] = coord;
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const float alpha2 = std::min( 1.f, static_cast<float>( ( offset + bounds.extents[i] - fabs( coord - bounds.origin[i] ) ) / offset ) );
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colorarr0[count + 2] = colorarr0[count + 3] = Vector4( 1, 0, 0, alpha2 );
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colorarr1[count + 2] = colorarr1[count + 3] = Vector4( 1, 1, 1, alpha2 );
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coord += grid;
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edgearr[count] =
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edgearr[count + 2] = GL_FALSE;
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edgearr[count + 1] =
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edgearr[count + 3] = GL_TRUE;
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}
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if( points.size() == 1 ){
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points.push_back( points[0] + g_vector3_axes[i2] * 8 );
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for( std::size_t k = 0; k < count; k += 4 ){
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edgearr[k + 1] = GL_FALSE;
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}
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}
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glVertexPointer( 3, GL_FLOAT, sizeof( Vector3 ), verticesarr.data()->data() );
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glEdgeFlagPointer( sizeof( GLboolean ), edgearr.data() );
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for( std::vector<Vector3>::const_iterator j = points.begin(); j != points.end(); ++++j ){
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const std::vector<Vector3>::const_iterator jj = j + 1;
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for( std::size_t k = 0; k < count; k += 4 ){
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verticesarr[k][i2] = ( *j )[i2];
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verticesarr[k][i3] = ( *j )[i3];
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verticesarr[k + 1][i2] = ( *jj )[i2];
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verticesarr[k + 1][i3] = ( *jj )[i3];
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verticesarr[k + 2][i2] = ( *jj )[i2];
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verticesarr[k + 2][i3] = ( *jj )[i3];
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verticesarr[k + 3][i2] = ( *j )[i2];
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verticesarr[k + 3][i3] = ( *j )[i3];
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}
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glPolygonOffset( -2, 2 );
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glColorPointer( 4, GL_FLOAT, sizeof( Vector4 ), colorarr0.data()->data() );
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glDrawArrays( GL_QUADS, start0? 0 : 2, GLsizei( count - ( start0? 4 : 2 ) ) );
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glPolygonOffset( 1, -1 );
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glColorPointer( 4, GL_FLOAT, sizeof( Vector4 ), colorarr1.data()->data() );
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glDrawArrays( GL_QUADS, start0? 2 : 0, GLsizei( count - ( start0? 2 : 4 ) ) );
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}
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}
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#endif
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glShadeModel( GL_FLAT );
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glDisableClientState( GL_EDGE_FLAG_ARRAY );
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glDisable( GL_POLYGON_OFFSET_LINE );
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#endif
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}
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}
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/* size */
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/* size */
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