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https://github.com/libretro/scummvm.git
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83 lines
2.3 KiB
C++
83 lines
2.3 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef GRAPHICS_RENDERER_H
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#define GRAPHICS_RENDERER_H
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#include "common/scummsys.h"
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#include "common/array.h"
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#include "common/str.h"
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namespace Graphics {
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/**
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* @defgroup graphics_renderer Renderer
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* @ingroup graphics
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*
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* @brief API for managing renderer engines.
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*
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* @{
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*/
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/**
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* List of renderer types
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*
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* It specifies which rendering driver to use
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*/
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enum RendererType : uint32 {
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kRendererTypeDefault = 0,
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kRendererTypeOpenGL = 1,
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kRendererTypeOpenGLShaders = 2,
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kRendererTypeTinyGL = 4
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};
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struct RendererTypeDescription {
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const char *code;
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const char *description;
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RendererType id;
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};
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class Renderer {
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public:
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static Common::Array<RendererTypeDescription> listTypes();
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/** Convert a renderer code to a RendererType enum value */
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static RendererType parseTypeCode(const Common::String &code);
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/** Get a character string code from a RendererType enum value */
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static Common::String getTypeCode(RendererType type);
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/** Get a bitmask of available renderers */
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static uint32 getAvailableTypes();
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/** Perform renderer selection amongst available ones */
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static RendererType getBestMatchingType(RendererType desired, uint32 available);
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/** Get the best matching renderer among available and supported renderers */
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static RendererType getBestMatchingAvailableType(RendererType desired, uint32 supported) {
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return getBestMatchingType(desired, getAvailableTypes() & supported);
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}
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};
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/** @} */
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} // End of namespace Graphics
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#endif
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