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Location: cpp/openttd-patchpack/source/src/video/sdl2_opengl_v.h - annotation
r25013:4c02a1340d93
2.0 KiB
text/x-c
Codechange: don't set the window position when changing blitter
There really is no need to make an extra call to the OS in
these cases.
There really is no need to make an extra call to the OS in
these cases.
r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24918:e55bb9103b0b r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r24917:32c68f7840b0 r25003:fdd8312ceea6 r25003:fdd8312ceea6 r25003:fdd8312ceea6 r24917:32c68f7840b0 | /*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD 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 General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file sdl2_opengl_v.h OpenGL backend of the SDL2 video driver. */
#include "sdl2_v.h"
/** The OpenGL video driver for windows. */
class VideoDriver_SDL_OpenGL : public VideoDriver_SDL_Base {
public:
VideoDriver_SDL_OpenGL() : gl_context(nullptr), anim_buffer(nullptr) {}
const char *Start(const StringList ¶m) override;
void Stop() override;
bool HasEfficient8Bpp() const override { return true; }
bool UseSystemCursor() override { return true; }
void ClearSystemSprites() override;
bool HasAnimBuffer() override { return true; }
uint8 *GetAnimBuffer() override { return this->anim_buffer; }
const char *GetName() const override { return "sdl-opengl"; }
protected:
bool AllocateBackingStore(int w, int h, bool force = false) override;
void *GetVideoPointer() override;
void ReleaseVideoPointer() override;
void Paint() override;
bool CreateMainWindow(uint w, uint h, uint flags) override;
private:
void *gl_context; ///< OpenGL context.
uint8 *anim_buffer; ///< Animation buffer from OpenGL back-end.
const char *AllocateContext();
void DestroyContext();
};
/** The factory for SDL' OpenGL video driver. */
class FVideoDriver_SDL_OpenGL : public DriverFactoryBase {
public:
FVideoDriver_SDL_OpenGL() : DriverFactoryBase(Driver::DT_VIDEO, 8, "sdl-opengl", "SDL OpenGL Video Driver") {}
/* virtual */ Driver *CreateInstance() const override { return new VideoDriver_SDL_OpenGL(); }
protected:
bool UsesHardwareAcceleration() const override { return true; }
};
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