2 * Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>
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4 * This file is part of CasparCG (www.casparcg.com).
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6 * CasparCG is free software: you can redistribute it and/or modify
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7 * it under the terms of the GNU General Public License as published by
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8 * the Free Software Foundation, either version 3 of the License, or
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9 * (at your option) any later version.
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11 * CasparCG is distributed in the hope that it will be useful,
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 * GNU General Public License for more details.
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16 * You should have received a copy of the GNU General Public License
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17 * along with CasparCG. If not, see <http://www.gnu.org/licenses/>.
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19 * Author: Robert Nagy, ronag89@gmail.com
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24 #include <core/mixer/image/blend_modes.h>
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26 #include <common/enum_class.h>
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27 #include <common/spl/memory.h>
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29 #include <core/frame/pixel_format.h>
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30 #include <core/frame/frame_transform.h>
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32 namespace caspar { namespace accelerator { namespace ogl {
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42 typedef enum_class<keyer_def> keyer;
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44 struct draw_params sealed
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46 core::pixel_format_desc pix_desc;
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47 std::vector<spl::shared_ptr<class texture>> textures;
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48 core::image_transform transform;
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49 core::blend_mode blend_mode;
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51 std::shared_ptr<class texture> background;
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52 std::shared_ptr<class texture> local_key;
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53 std::shared_ptr<class texture> layer_key;
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56 : pix_desc(core::pixel_format::invalid)
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57 , blend_mode(core::blend_mode::normal)
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58 , keyer(keyer::linear)
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63 class image_kernel sealed
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65 image_kernel(const image_kernel&);
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66 image_kernel& operator=(const image_kernel&);
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73 image_kernel(const spl::shared_ptr<class device>& ogl);
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78 void draw(const draw_params& params);
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82 bool has_blend_modes() const;
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85 spl::unique_ptr<impl> impl_;
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