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| 1170 | |
| 1171 | // ------------------------------------------------------------------------------------------------------ |
| 1172 | void Tr2InteriorScene::SetupTransformsForPicking( float fx, float fy, TriProjection* proj, TriView* view, TriViewport* viewport ) |
| 1173 | { |
| 1174 | USE_MAIN_THREAD_RENDER_CONTEXT(); |
| 1175 | |
| 1176 | Tr2Renderer::SetViewTransform( view->GetTransform() ); |
| 1177 | proj->SetProjection(); |
| 1178 | |
| 1179 | if( Tr2Renderer::GetCurrentProjectionType() == PT_ORTHOGONAL ) |
| 1180 | { |
| 1181 | fx *= ( Tr2Renderer::GetOrthoWidth() / 2.0f ); |
| 1182 | fy *= ( Tr2Renderer::GetOrthoHeight() / 2.0f ); |
| 1183 | float metersPerPixel = ( Tr2Renderer::GetOrthoWidth() / viewport->width ) / 2.0f; |
| 1184 | Tr2Renderer::SetOrthoProjection( fx - metersPerPixel, |
| 1185 | fx + metersPerPixel, |
| 1186 | fy - metersPerPixel, |
| 1187 | fy + metersPerPixel, |
| 1188 | Tr2Renderer::GetFrontClip(), |
| 1189 | Tr2Renderer::GetBackClip() ); |
| 1190 | } |
| 1191 | else |
| 1192 | { |
| 1193 | // |
| 1194 | // Projection is set up to scale the image such that the viewport is covered by one pixel. |
| 1195 | Vector2 scaling( float( viewport->width ), float( viewport->height ) ); |
| 1196 | // translate the projection so that we center around the pick ray origin, |
| 1197 | // while remembering to scale this value as well: |
| 1198 | Vector2 translation; |
| 1199 | translation.x = -fx * scaling.x; |
| 1200 | translation.y = -fy * scaling.y; |
| 1201 | Tr2Renderer::AdjustProjection( scaling, translation ); |
| 1202 | } |
| 1203 | } |
| 1204 | |
| 1205 | const std::vector<ITr2Renderable*>& Tr2InteriorScene::GetPickingObjectsToRender( const Vector3& dirWorld ) |
| 1206 | { |
nothing calls this directly
no test coverage detected