From c19f7101d21353c8278dd9277dbb20a77389272d Mon Sep 17 00:00:00 2001 From: Tavian Barnes Date: Wed, 1 Jul 2009 04:45:40 +0000 Subject: New C++ dmnsn_scene* wrapper and raytracexx test. --- libdimensionxx/Makefile.am | 3 +- libdimensionxx/camera.cpp | 6 ++ libdimensionxx/canvas.cpp | 4 ++ libdimensionxx/dimensionxx.hpp | 1 + libdimensionxx/dimensionxx/canvas.hpp | 12 ++-- libdimensionxx/dimensionxx/scene.hpp | 68 ++++++++++++++++++++ libdimensionxx/png.cpp | 1 - libdimensionxx/scene.cpp | 114 ++++++++++++++++++++++++++++++++++ 8 files changed, 200 insertions(+), 9 deletions(-) create mode 100644 libdimensionxx/dimensionxx/scene.hpp create mode 100644 libdimensionxx/scene.cpp (limited to 'libdimensionxx') diff --git a/libdimensionxx/Makefile.am b/libdimensionxx/Makefile.am index cd14c99..7f4ad85 100644 --- a/libdimensionxx/Makefile.am +++ b/libdimensionxx/Makefile.am @@ -43,7 +43,8 @@ libdimensionxx_la_SOURCES = $(nobase_include_HEADERS) \ object.cpp \ objects.cpp \ png.cpp \ - progress.cpp + progress.cpp \ + scene.cpp if FOPENCOOKIE libdimensionxx_la_SOURCES += cookie-fopencookie.cpp diff --git a/libdimensionxx/camera.cpp b/libdimensionxx/camera.cpp index a5f894a..2897dac 100644 --- a/libdimensionxx/camera.cpp +++ b/libdimensionxx/camera.cpp @@ -49,6 +49,12 @@ namespace Dimension : m_camera(camera) { } + Line + Camera::ray(const Canvas& canvas, unsigned int x, unsigned int y) + { + return Line(m_camera->ray_fn(m_camera, canvas.dmnsn(), x, y)); + } + // Custom camera callbacks namespace { dmnsn_line diff --git a/libdimensionxx/canvas.cpp b/libdimensionxx/canvas.cpp index 35ff2fb..c8b3389 100644 --- a/libdimensionxx/canvas.cpp +++ b/libdimensionxx/canvas.cpp @@ -26,6 +26,10 @@ namespace Dimension Canvas::Canvas(unsigned int width, unsigned int height) : m_canvas(dmnsn_new_canvas(width, height)) { } + // Wrap an existing dmnsn_canvas* + Canvas::Canvas(dmnsn_canvas* canvas) + : m_canvas(canvas) { } + // Virtual destructor: delete the canvas with dmnsn_delete_canvas(). Canvas::~Canvas() { diff --git a/libdimensionxx/dimensionxx.hpp b/libdimensionxx/dimensionxx.hpp index 869556f..e8a7636 100644 --- a/libdimensionxx/dimensionxx.hpp +++ b/libdimensionxx/dimensionxx.hpp @@ -36,5 +36,6 @@ #include #include #include +#include #endif /* DIMENSIONXX_HPP */ diff --git a/libdimensionxx/dimensionxx/canvas.hpp b/libdimensionxx/dimensionxx/canvas.hpp index 84787ed..f519fbd 100644 --- a/libdimensionxx/dimensionxx/canvas.hpp +++ b/libdimensionxx/dimensionxx/canvas.hpp @@ -29,16 +29,14 @@ namespace Dimension class Canvas { public: - // Allocate a dmnsn_canvas specified width and height. + // Allocate a dmnsn_canvas of specified width and height Canvas(unsigned int width, unsigned int height); - - // Wrap an existing canvas. - explicit Canvas(dmnsn_canvas* canvas) : m_canvas(canvas) { } - - // Delete the canvas. (dmnsn_delete_canvas(m_canvas).) + // Wrap an existing canvas + explicit Canvas(dmnsn_canvas* canvas); + // Delete the canvas virtual ~Canvas(); - // Get the width and height. + // Get the width and height unsigned int width() const; unsigned int height() const; diff --git a/libdimensionxx/dimensionxx/scene.hpp b/libdimensionxx/dimensionxx/scene.hpp new file mode 100644 index 0000000..4f906ef --- /dev/null +++ b/libdimensionxx/dimensionxx/scene.hpp @@ -0,0 +1,68 @@ +/************************************************************************* + * Copyright (C) 2008 Tavian Barnes * + * * + * This file is part of The Dimension Library. * + * * + * The Dimension Library is free software; you can redistribute it and/ * + * or modify it under the terms of the GNU Lesser General Public License * + * as published by the Free Software Foundation; either version 3 of the * + * License, or (at your option) any later version. * + * * + * The Dimension Library is distributed in the hope that it will be * + * useful, but WITHOUT ANY WARRANTY; without even the implied warranty * + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * + * Lesser General Public License for more details. * + * * + * You should have received a copy of the GNU Lesser General Public * + * License along with this program. If not, see * + * . * + *************************************************************************/ + +// dmnsn_scene* wrapper. + +#ifndef DIMENSIONXX_SCENE_HPP +#define DIMENSIONXX_SCENE_HPP + +namespace Dimension +{ + // Base scene class. Wraps a dmnsn_scene*. + class Scene + { + public: + // Allocate a dmnsn_scene + Scene(const Color& background, Camera& camera, Canvas& canvas); + // Wrap an existing scene + explicit Scene(dmnsn_scene* scene); + // Delete the scene + ~Scene(); + + // Element access + Color background() const; + Camera& camera(); + const Camera& camera() const; + Canvas& canvas(); + const Canvas& canvas() const; + + // Add objects + void push_object(Object& object); + + // Render it! + void raytrace(); + Progress raytrace_async(); + + // Access the wrapped C object. + dmnsn_scene* dmnsn(); + const dmnsn_scene* dmnsn() const; + + private: + // Copying prohibited + Scene(const Scene&); + Scene& operator=(const Scene&); + + dmnsn_scene* m_scene; + Camera* m_camera; + Canvas* m_canvas; + }; +} + +#endif /* DIMENSIONXX_SCENE_HPP */ diff --git a/libdimensionxx/png.cpp b/libdimensionxx/png.cpp index 9283105..b626269 100644 --- a/libdimensionxx/png.cpp +++ b/libdimensionxx/png.cpp @@ -20,7 +20,6 @@ #include "dimensionxx.hpp" #include -#include namespace Dimension { diff --git a/libdimensionxx/scene.cpp b/libdimensionxx/scene.cpp new file mode 100644 index 0000000..5719207 --- /dev/null +++ b/libdimensionxx/scene.cpp @@ -0,0 +1,114 @@ +/************************************************************************* + * Copyright (C) 2008 Tavian Barnes * + * * + * This file is part of The Dimension Library. * + * * + * The Dimension Library is free software; you can redistribute it and/ * + * or modify it under the terms of the GNU Lesser General Public License * + * as published by the Free Software Foundation; either version 3 of the * + * License, or (at your option) any later version. * + * * + * The Dimension Library is distributed in the hope that it will be * + * useful, but WITHOUT ANY WARRANTY; without even the implied warranty * + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * + * Lesser General Public License for more details. * + * * + * You should have received a copy of the GNU Lesser General Public * + * License along with this program. If not, see * + * . * + *************************************************************************/ + +#include "dimensionxx.hpp" + +namespace Dimension +{ + // Allocate a dmnsn_scene + Scene::Scene(const Color& background, Camera& camera, Canvas& canvas) + : m_scene(dmnsn_new_scene()), m_camera(&camera), m_canvas(&canvas) + { + if (!m_scene) { + throw Dimension_Error("Couldn't allocate scene."); + } + + m_scene->background = background.dmnsn(); + m_scene->camera = camera.dmnsn(); + m_scene->canvas = canvas.dmnsn(); + } + + // Wrap an existing scene + Scene::Scene(dmnsn_scene* scene) + : m_scene(scene) { } + + // Delete the scene + Scene::~Scene() + { + dmnsn_delete_scene(m_scene); + } + + // Element access + + Color + Scene::background() const + { + return Color(m_scene->background); + } + + Camera& + Scene::camera() + { + return *m_camera; + } + + const Camera& + Scene::camera() const + { + return *m_camera; + } + + Canvas& + Scene::canvas() + { + return *m_canvas; + } + + const Canvas& + Scene::canvas() const + { + return *m_canvas; + } + + // Add objects + void + Scene::push_object(Object& object) + { + dmnsn_object* cobject = object.dmnsn(); + dmnsn_array_push(m_scene->objects, &cobject); + } + + // Render it! + + void Scene::raytrace() + { + dmnsn_raytrace_scene(m_scene); + } + + Progress + Scene::raytrace_async() + { + return Progress(dmnsn_raytrace_scene_async(m_scene)); + } + + // Access the wrapped C object. + + dmnsn_scene* + Scene::dmnsn() + { + return m_scene; + } + + const dmnsn_scene* + Scene::dmnsn() const + { + return m_scene; + } +} -- cgit v1.2.3