4217246446

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github

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Commit Message

Merge 11c6faa50 into 57f3a3451

Pull Request Pull Request #1529: Added a popup when gamefiles are missing.

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/libs/s25main/drivers/VideoDriverWrapper.cpp

// Copyright (C) 2005 - 2021 Settlers Freaks (sf-team at siedler25.org)
//
// SPDX-License-Identifier: GPL-2.0-or-later

#include "VideoDriverWrapper.h"
#include "FrameCounter.h"
#include "RTTR_Version.h"
#include "WindowManager.h"
#include "driver/VideoInterface.h"
#include "helpers/containerUtils.h"
#include "helpers/roundToNextPow2.h"
#include "mygettext/mygettext.h"
#include "ogl/DummyRenderer.h"
#include "ogl/OpenGLRenderer.h"
#include "openglCfg.hpp"
#include "s25util/Log.h"
#include "s25util/error.h"
#include <glad/glad.h>
#include <ctime>
#if !defined(NDEBUG) && defined(HAVE_MEMCHECK_H)
#    include <valgrind/memcheck.h>
#endif

#ifdef _WIN32
using SwapIntervalExt_t = BOOL APIENTRY(int);
#else
using SwapIntervalExt_t = int(int);
#endif

SwapIntervalExt_t* wglSwapIntervalEXT = nullptr;

VideoDriverWrapper::VideoDriverWrapper()
    : videodriver(nullptr, nullptr), renderer_(nullptr), enableMouseWarping(true), texture_current(0)
{}

VideoDriverWrapper::~VideoDriverWrapper()
{
    CleanUp();
    UnloadDriver();
}

bool VideoDriverWrapper::Initialize()
{
    if(!videodriver || !videodriver->Initialize())
    {
        UnloadDriver();
        return false;
    }

    LOG.write(_("Loaded video driver \"%1%\"\n")) % GetName();

    frameCtr_ = std::make_unique<FrameCounter>();
    frameLimiter_ = std::make_unique<FrameLimiter>();

    return true;
}

bool VideoDriverWrapper::LoadDriver(IVideoDriver* existingDriver)
{
    UnloadDriver();
    videodriver = Handle(existingDriver, [](IVideoDriver* p) { delete p; });
    return Initialize();
}

bool VideoDriverWrapper::LoadDriver(std::string& preference)
{
    UnloadDriver();
    // DLL laden
    if(!driver_wrapper.Load(drivers::DriverType::Video, preference))
        return false;

    auto createVideoInstance = driver_wrapper.GetFunction<CreateVideoInstance_t>("CreateVideoInstance");
    auto freeVideoInstance = driver_wrapper.GetFunction<FreeVideoInstance_t>("FreeVideoInstance");
    RTTR_Assert(createVideoInstance && freeVideoInstance);

    videodriver = Handle(createVideoInstance(&WINDOWMANAGER), freeVideoInstance);
    return Initialize();
}

void VideoDriverWrapper::UnloadDriver()
{
    videodriver.reset();
    driver_wrapper.Unload();
    renderer_.reset();
}

/**
 *  Erstellt das Fenster.
 *
 *  @param[in] width  Breite des Fensters
 *  @param[in] height Höhe des Fensters
 *
 *  @return Bei Erfolg @p true ansonsten @p false
 */
bool VideoDriverWrapper::CreateScreen(const VideoMode size, const bool fullscreen)
{
    if(!videodriver)
    {
        s25util::fatal_error("No video driver selected!\n");
        return false;
    }

    if(!videodriver->CreateScreen(rttr::version::GetTitle(), size, fullscreen))
    {
        s25util::fatal_error("Could not create window!\n");
        return false;
    }

    // DriverWrapper Initialisieren
    // Extensions laden
    if(!LoadAllExtensions())
    {
        s25util::fatal_error("Failed to initialize the OpenGL context!\n");
        return false;
    }

    RenewViewport();

    // Buffer swappen um den leeren Buffer darzustellen
    SwapBuffers();

    // WindowManager informieren
    WINDOWMANAGER.Msg_ScreenResize(GetRenderSize());

    return true;
}

/**
 *  Verändert Auflösung, Fenster/Fullscreen
 *
 *  @param[in] screenWidth neue Breite des Fensters
 *  @param[in] screenHeight neue Höhe des Fensters
 *  @param[in] fullscreen Vollbild oder nicht
 *
 *  @return Bei Erfolg @p true ansonsten @p false
 */
bool VideoDriverWrapper::ResizeScreen(const VideoMode size, const bool fullscreen)
{
    if(!videodriver)
    {
        s25util::fatal_error("No video driver selected!\n");
        return false;
    }

    const bool result = videodriver->ResizeScreen(size, fullscreen);
#ifdef _WIN32
    if(!videodriver->IsFullscreen())
    {
        // We cannot change the size of a maximized window. So restore it here
        WINDOWPLACEMENT wp;
        wp.length = sizeof(WINDOWPLACEMENT);

        if(GetWindowPlacement((HWND)GetMapPointer(), &wp) && ((wp.showCmd & SW_MAXIMIZE) == SW_MAXIMIZE))
            ShowWindow((HWND)GetMapPointer(), SW_RESTORE);
    }
#endif
    WINDOWMANAGER.WindowResized();
    return result;
}

/**
 *  Zerstört den DriverWrapper-Bildschirm.
 */
bool VideoDriverWrapper::DestroyScreen()
{
    if(!videodriver)
    {
        s25util::fatal_error("No video driver selected!\n");
        return false;
    }

    LOG.write("Clearing textures: ");
    unsigned ladezeit = GetTickCount();
    CleanUp();
    LOG.write("Finished in %dms\n") % (GetTickCount() - ladezeit);

    // Videotreiber zurücksetzen
    videodriver->DestroyScreen();

    return true;
}

void VideoDriverWrapper::ShowErrorMessage(const char* title, const char* message)
{
    videodriver->ShowErrorMessage(title, message);
}

void VideoDriverWrapper::setTargetFramerate(int target)
{
    frameLimiter_->setTargetFramerate(target);
    if(!setHwVSync(target == 0) && target == 0) // Fallback if no HW vsync but was requested
        frameLimiter_->setTargetFramerate(60);
}

unsigned VideoDriverWrapper::GetFPS() const
{
    return frameCtr_->getFrameRate();
}

/**
 *  Löscht alle herausgegebenen Texturen aus dem Speicher.
 */
void VideoDriverWrapper::CleanUp()
{
    if(!texture_list.empty())
    {
        glDeleteTextures(texture_list.size(), static_cast<const GLuint*>(texture_list.data()));
        texture_list.clear();
    }
}

unsigned VideoDriverWrapper::GenerateTexture()
{
    GLuint newTexture = 0;
    glGenTextures(1, &newTexture);
#if !defined(NDEBUG) && defined(HAVE_MEMCHECK_H)
    VALGRIND_MAKE_MEM_DEFINED(&newTexture, sizeof(newTexture));
#endif

    static_assert(sizeof(newTexture) == sizeof(texture_list[0]), "Unexpected texture size");
    if(newTexture)
        texture_list.push_back(newTexture);
    return newTexture;
}

void VideoDriverWrapper::BindTexture(unsigned t)
{
    if(t != texture_current)
    {
        texture_current = t;
        glBindTexture(GL_TEXTURE_2D, t);
    }
}

void VideoDriverWrapper::DeleteTexture(unsigned t)
{
    if(!t)
        return;
    if(t == texture_current)
        texture_current = 0;
    auto it = helpers::find(texture_list, t);
    if(it != texture_list.end())
    {
        glDeleteTextures(1, &t);
        texture_list.erase(it);
    }
}

KeyEvent VideoDriverWrapper::GetModKeyState() const
{
    if(videodriver)
        return videodriver->GetModKeyState();
    const KeyEvent ke = {KeyType::Invalid, 0, false, false, false};
    return ke;
}

void VideoDriverWrapper::SwapBuffers()
{
    if(!videodriver)
    {
        s25util::fatal_error("No video driver selected!\n");
        return;
    }
    frameLimiter_->sleepTillNextFrame(FrameCounter::clock::now());
    videodriver->SwapBuffers();
    FrameCounter::clock::time_point now = FrameCounter::clock::now();
    frameLimiter_->update(now);
    frameCtr_->update(now);
}

void VideoDriverWrapper::ClearScreen()
{
    glClear(GL_COLOR_BUFFER_BIT);
}

bool VideoDriverWrapper::Run()
{
    if(!videodriver)
    {
        s25util::fatal_error("No video driver selected!\n");
        return false;
    }

    return videodriver->MessageLoop();
}

Extent VideoDriverWrapper::calcPreferredTextureSize(const Extent& minSize) const
{
    return Extent(helpers::roundToNextPowerOfTwo(minSize.x), helpers::roundToNextPowerOfTwo(minSize.y));
}

bool VideoDriverWrapper::setHwVSync(bool enabled)
{
    if(!wglSwapIntervalEXT)
        return false;
    return wglSwapIntervalEXT(enabled ? 1 : 0) != 0;
}

/**
 *  Viewport (neu) setzen
 */
void VideoDriverWrapper::RenewViewport()
{
    if(!videodriver->IsOpenGL() || !renderer_)
        return;

    const Extent renderSize = videodriver->GetRenderSize();

    // Viewport mit widthxheight setzen
    glViewport(0, 0, renderSize.x, renderSize.y);
    glScissor(0, 0, renderSize.x, renderSize.y);

    // Orthogonale Matrix erstellen
    glMatrixMode(GL_PROJECTION);
    glLoadIdentity();

    // 0,0 should be top left corner
    glOrtho(0, renderSize.x, renderSize.y, 0, -100, 100);

    glMatrixMode(GL_MODELVIEW);
    glLoadIdentity();

    // Depthbuffer und Colorbuffer einstellen
    glClearColor(0.0, 0.0, 0.0, 1.0);

    // Smooth - Shading aktivieren
    glShadeModel(GL_SMOOTH);

    glEnable(GL_ALPHA_TEST);
    glAlphaFunc(GL_GREATER, 0.0f);

    // Alphablending an
    glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
    glEnable(GL_BLEND);

    // Depthbuffer abschalten
    glDisable(GL_DEPTH_TEST);
    glDepthMask(GL_FALSE);

    // Texturen anstellen
    glEnable(GL_TEXTURE_2D);

    // Dither abstellen
    glDisable(GL_DITHER);

    // Scissoring aktivieren
    glEnable(GL_SCISSOR_TEST);

    // Nur obere Seite von Dreiecke rendern --> Performance
    glEnable(GL_CULL_FACE);

    glEnableClientState(GL_VERTEX_ARRAY);
    glEnableClientState(GL_TEXTURE_COORD_ARRAY);

    ClearScreen();
}

/**
 *  lädt die driverwrapper-extensions.
 */
bool VideoDriverWrapper::LoadAllExtensions()
{
    if(videodriver->IsOpenGL())
        renderer_ = std::make_unique<OpenGLRenderer>();
    else
        renderer_ = std::make_unique<DummyRenderer>();
    if(!renderer_->initOpenGL(videodriver->GetLoaderFunction()))
        return false;
    LOG.write(_("OpenGL %1%.%2% supported\n")) % GLVersion.major % GLVersion.minor;
    if(GLVersion.major < RTTR_OGL_MAJOR || (GLVersion.major == RTTR_OGL_MAJOR && GLVersion.minor < RTTR_OGL_MINOR))
    {
        LOG.write(_("OpenGL %1% %2%.%3% is not supported. Try updating your GPU drivers or hardware!"))
          % ((RTTR_OGL_ES) ? "ES" : "") % RTTR_OGL_MAJOR % RTTR_OGL_MINOR;
        return false;
    }

// auf VSync-Extension testen
#ifdef _WIN32
    wglSwapIntervalEXT = reinterpret_cast<SwapIntervalExt_t*>(loadExtension("wglSwapIntervalEXT"));
#else
    wglSwapIntervalEXT = reinterpret_cast<SwapIntervalExt_t*>(loadExtension("glXSwapIntervalSGI"));
#endif

    return true;
}

unsigned VideoDriverWrapper::GetTickCount()
{
    if(!videodriver)
        return (unsigned)time(nullptr);

    return (unsigned)videodriver->GetTickCount();
}

std::string VideoDriverWrapper::GetName() const
{
    const char* name = (videodriver) ? videodriver->GetName() : nullptr;
    return (name) ? name : "";
}

/**
 *  lädt eine bestimmte DriverWrapper Extension-Funktion.
 *
 *  @param[in] extension Die Extension-Funktion
 *
 *  @return @p nullptr bei Fehler, Adresse der gewünschten Funktion bei Erfolg.
 */
void* VideoDriverWrapper::loadExtension(const std::string& extension)
{
    if(!videodriver)
    {
        s25util::fatal_error("Kein Videotreiber ausgewaehlt!\n");
        return (nullptr);
    }

    return videodriver->GetLoaderFunction()(extension.c_str());
}

Position VideoDriverWrapper::GetMousePos() const
{
    if(!videodriver)
        return Position::Invalid();
    return videodriver->GetMousePos();
}

bool VideoDriverWrapper::IsLeftDown()
{
    if(!videodriver)
        return false;

    return videodriver->GetMouseStateL();
}

bool VideoDriverWrapper::IsRightDown()
{
    if(!videodriver)
        return false;

    return videodriver->GetMouseStateR();
}

void VideoDriverWrapper::SetMousePos(const Position& newPos)
{
    if(!videodriver || !enableMouseWarping)
        return;

    videodriver->SetMousePos(newPos);
}

/**
 *  Listet verfügbare Videomodi auf.
 */
void VideoDriverWrapper::ListVideoModes(std::vector<VideoMode>& video_modes) const
{
    if(!videodriver)
        return;

    videodriver->ListVideoModes(video_modes);
}

bool VideoDriverWrapper::HasVSync() const
{
    return wglSwapIntervalEXT != nullptr;
}

/**
 *  Gibt Pointer auf ein Fenster zurück (device-dependent!), HWND unter Windows.
 */
void* VideoDriverWrapper::GetMapPointer() const
{
    if(!videodriver)
        return nullptr;

    return videodriver->GetMapPointer();
}

VideoMode VideoDriverWrapper::GetWindowSize() const
{
    // Always return at least 800x600 even if real window is smaller
    VideoMode windowSize = videodriver->GetWindowSize();
    windowSize.width = std::max<unsigned>(800, windowSize.width);
    windowSize.height = std::max<unsigned>(600, windowSize.height);
    return windowSize;
}

Extent VideoDriverWrapper::GetRenderSize() const
{
    return videodriver->GetRenderSize();
}

bool VideoDriverWrapper::IsFullscreen() const
{
    return videodriver->IsFullscreen();
}

1	// Copyright (C) 2005 - 2021 Settlers Freaks (sf-team at siedler25.org)
2	//
3	// SPDX-License-Identifier: GPL-2.0-or-later
4
5	#include "VideoDriverWrapper.h"
6	#include "FrameCounter.h"
7	#include "RTTR_Version.h"
8	#include "WindowManager.h"
9	#include "driver/VideoInterface.h"
10	#include "helpers/containerUtils.h"
11	#include "helpers/roundToNextPow2.h"
12	#include "mygettext/mygettext.h"
13	#include "ogl/DummyRenderer.h"
14	#include "ogl/OpenGLRenderer.h"
15	#include "openglCfg.hpp"
16	#include "s25util/Log.h"
17	#include "s25util/error.h"
18	#include <glad/glad.h>
19	#include <ctime>
20	#if !defined(NDEBUG) && defined(HAVE_MEMCHECK_H)
21	# include <valgrind/memcheck.h>
22	#endif
23
24	#ifdef _WIN32
25	using SwapIntervalExt_t = BOOL APIENTRY(int);
26	#else
27	using SwapIntervalExt_t = int(int);
28	#endif
29
30	SwapIntervalExt_t* wglSwapIntervalEXT = nullptr;
31
32	VideoDriverWrapper::VideoDriverWrapper()	6✔
33	: videodriver(nullptr, nullptr), renderer_(nullptr), enableMouseWarping(true), texture_current(0)	6✔
34	{}	6✔
35
36	VideoDriverWrapper::~VideoDriverWrapper()	12✔
37	{
38	CleanUp();	6✔
39	UnloadDriver();	6✔
40	}	6✔
41
42	bool VideoDriverWrapper::Initialize()	4✔
43	{
44	if(!videodriver \|\| !videodriver->Initialize())	4✔
45	{
46	UnloadDriver();	×
47	return false;	×
48	}
49
50	LOG.write(_("Loaded video driver \"%1%\"\n")) % GetName();	4✔
51
52	frameCtr_ = std::make_unique<FrameCounter>();	4✔
53	frameLimiter_ = std::make_unique<FrameLimiter>();	4✔
54
55	return true;	4✔
56	}
57
58	bool VideoDriverWrapper::LoadDriver(IVideoDriver* existingDriver)	3✔
59	{
60	UnloadDriver();	3✔
61	videodriver = Handle(existingDriver, [](IVideoDriver* p) { delete p; });	12✔
62	return Initialize();	3✔
63	}
64
65	bool VideoDriverWrapper::LoadDriver(std::string& preference)	1✔
66	{
67	UnloadDriver();	1✔
68	// DLL laden
69	if(!driver_wrapper.Load(drivers::DriverType::Video, preference))	1✔
70	return false;	×
71
72	auto createVideoInstance = driver_wrapper.GetFunction<CreateVideoInstance_t>("CreateVideoInstance");	1✔
73	auto freeVideoInstance = driver_wrapper.GetFunction<FreeVideoInstance_t>("FreeVideoInstance");	1✔
74	RTTR_Assert(createVideoInstance && freeVideoInstance);	1✔
75
76	videodriver = Handle(createVideoInstance(&WINDOWMANAGER), freeVideoInstance);	1✔
77	return Initialize();	1✔
78	}
79
80	void VideoDriverWrapper::UnloadDriver()	11✔
81	{
82	videodriver.reset();	11✔
83	driver_wrapper.Unload();	11✔
84	renderer_.reset();	11✔
85	}	11✔
86
87	/**
88	* Erstellt das Fenster.
89	*
90	* @param[in] width Breite des Fensters
91	* @param[in] height Höhe des Fensters
92	*
93	* @return Bei Erfolg @p true ansonsten @p false
94	*/
95	bool VideoDriverWrapper::CreateScreen(const VideoMode size, const bool fullscreen)	5✔
96	{
97	if(!videodriver)	5✔
98	{
99	s25util::fatal_error("No video driver selected!\n");	×
100	return false;	×
101	}
102
103	if(!videodriver->CreateScreen(rttr::version::GetTitle(), size, fullscreen))	5✔
104	{
105	s25util::fatal_error("Could not create window!\n");	×
106	return false;	×
107	}
108
109	// DriverWrapper Initialisieren
110	// Extensions laden
111	if(!LoadAllExtensions())	5✔
112	{
113	s25util::fatal_error("Failed to initialize the OpenGL context!\n");	×
114	return false;	×
115	}
116
117	RenewViewport();	5✔
118
119	// Buffer swappen um den leeren Buffer darzustellen
120	SwapBuffers();	5✔
121
122	// WindowManager informieren
123	WINDOWMANAGER.Msg_ScreenResize(GetRenderSize());	5✔
124
125	return true;	5✔
126	}
127
128	/**
129	* Verändert Auflösung, Fenster/Fullscreen
130	*
131	* @param[in] screenWidth neue Breite des Fensters
132	* @param[in] screenHeight neue Höhe des Fensters
133	* @param[in] fullscreen Vollbild oder nicht
134	*
135	* @return Bei Erfolg @p true ansonsten @p false
136	*/
137	bool VideoDriverWrapper::ResizeScreen(const VideoMode size, const bool fullscreen)	1✔
138	{
139	if(!videodriver)	1✔
140	{
141	s25util::fatal_error("No video driver selected!\n");	×
142	return false;	×
143	}
144
145	const bool result = videodriver->ResizeScreen(size, fullscreen);	1✔
146	#ifdef _WIN32
147	if(!videodriver->IsFullscreen())
148	{
149	// We cannot change the size of a maximized window. So restore it here
150	WINDOWPLACEMENT wp;
151	wp.length = sizeof(WINDOWPLACEMENT);
152
153	if(GetWindowPlacement((HWND)GetMapPointer(), &wp) && ((wp.showCmd & SW_MAXIMIZE) == SW_MAXIMIZE))
154	ShowWindow((HWND)GetMapPointer(), SW_RESTORE);
155	}
156	#endif
157	WINDOWMANAGER.WindowResized();	1✔
158	return result;	1✔
159	}
160
161	/**
162	* Zerstört den DriverWrapper-Bildschirm.
163	*/
164	bool VideoDriverWrapper::DestroyScreen()	2✔
165	{
166	if(!videodriver)	2✔
167	{
168	s25util::fatal_error("No video driver selected!\n");	×
169	return false;	×
170	}
171
172	LOG.write("Clearing textures: ");	2✔
173	unsigned ladezeit = GetTickCount();	2✔
174	CleanUp();	2✔
175	LOG.write("Finished in %dms\n") % (GetTickCount() - ladezeit);	2✔
176
177	// Videotreiber zurücksetzen
178	videodriver->DestroyScreen();	2✔
179
180	return true;	2✔
181	}
182
183	void VideoDriverWrapper::ShowErrorMessage(const char* title, const char* message)	×
184	{
185	videodriver->ShowErrorMessage(title, message);	×
186	}	×
187
188	void VideoDriverWrapper::setTargetFramerate(int target)	31✔
189	{
190	frameLimiter_->setTargetFramerate(target);	31✔
191	if(!setHwVSync(target == 0) && target == 0) // Fallback if no HW vsync but was requested	31✔
192	frameLimiter_->setTargetFramerate(60);	31✔
193	}	31✔
194
195	unsigned VideoDriverWrapper::GetFPS() const	97✔
196	{
197	return frameCtr_->getFrameRate();	97✔
198	}
199
200	/**
201	* Löscht alle herausgegebenen Texturen aus dem Speicher.
202	*/
203	void VideoDriverWrapper::CleanUp()	11✔
204	{
205	if(!texture_list.empty())	11✔
206	{
207	glDeleteTextures(texture_list.size(), static_cast<const GLuint*>(texture_list.data()));	3✔
208	texture_list.clear();	3✔
209	}
210	}	11✔
211
212	unsigned VideoDriverWrapper::GenerateTexture()	48✔
213	{
214	GLuint newTexture = 0;	48✔
215	glGenTextures(1, &newTexture);	48✔
216	#if !defined(NDEBUG) && defined(HAVE_MEMCHECK_H)
217	VALGRIND_MAKE_MEM_DEFINED(&newTexture, sizeof(newTexture));
218	#endif
219
220	static_assert(sizeof(newTexture) == sizeof(texture_list[0]), "Unexpected texture size");
221	if(newTexture)	48✔
222	texture_list.push_back(newTexture);	48✔
223	return newTexture;	48✔
224	}
225
226	void VideoDriverWrapper::BindTexture(unsigned t)	2,278✔
227	{
228	if(t != texture_current)	2,278✔
229	{
230	texture_current = t;	981✔
231	glBindTexture(GL_TEXTURE_2D, t);	981✔
232	}
233	}	2,278✔
234
235	void VideoDriverWrapper::DeleteTexture(unsigned t)	3,987✔
236	{
237	if(!t)	3,987✔
238	return;	3,949✔
239	if(t == texture_current)	38✔
240	texture_current = 0;	4✔
241	auto it = helpers::find(texture_list, t);	38✔
242	if(it != texture_list.end())	38✔
243	{
244	glDeleteTextures(1, &t);	25✔
245	texture_list.erase(it);	25✔
246	}
247	}
248
249	KeyEvent VideoDriverWrapper::GetModKeyState() const	3✔
250	{
251	if(videodriver)	3✔
252	return videodriver->GetModKeyState();	3✔
253	const KeyEvent ke = {KeyType::Invalid, 0, false, false, false};	×
254	return ke;	×
255	}
256
257	void VideoDriverWrapper::SwapBuffers()	5✔
258	{
259	if(!videodriver)	5✔
260	{
261	s25util::fatal_error("No video driver selected!\n");	×
262	return;	×
263	}
264	frameLimiter_->sleepTillNextFrame(FrameCounter::clock::now());	5✔
265	videodriver->SwapBuffers();	5✔
266	FrameCounter::clock::time_point now = FrameCounter::clock::now();	5✔
267	frameLimiter_->update(now);	5✔
268	frameCtr_->update(now);	5✔
269	}
270
271	void VideoDriverWrapper::ClearScreen()	25✔
272	{
273	glClear(GL_COLOR_BUFFER_BIT);	25✔
274	}	25✔
275
276	bool VideoDriverWrapper::Run()	×
277	{
278	if(!videodriver)	×
279	{
280	s25util::fatal_error("No video driver selected!\n");	×
281	return false;	×
282	}
283
284	return videodriver->MessageLoop();	×
285	}
286
287	Extent VideoDriverWrapper::calcPreferredTextureSize(const Extent& minSize) const	38✔
288	{
289	return Extent(helpers::roundToNextPowerOfTwo(minSize.x), helpers::roundToNextPowerOfTwo(minSize.y));	38✔
290	}
291
292	bool VideoDriverWrapper::setHwVSync(bool enabled)	31✔
293	{
294	if(!wglSwapIntervalEXT)	31✔
295	return false;	31✔
296	return wglSwapIntervalEXT(enabled ? 1 : 0) != 0;	×
297	}
298
299	/**
300	* Viewport (neu) setzen
301	*/
302	void VideoDriverWrapper::RenewViewport()	6✔
303	{
304	if(!videodriver->IsOpenGL() \|\| !renderer_)	6✔
305	return;	6✔
306
307	const Extent renderSize = videodriver->GetRenderSize();	×
308
309	// Viewport mit widthxheight setzen
310	glViewport(0, 0, renderSize.x, renderSize.y);	×
311	glScissor(0, 0, renderSize.x, renderSize.y);	×
312
313	// Orthogonale Matrix erstellen
314	glMatrixMode(GL_PROJECTION);	×
315	glLoadIdentity();	×
316
317	// 0,0 should be top left corner
318	glOrtho(0, renderSize.x, renderSize.y, 0, -100, 100);	×
319
320	glMatrixMode(GL_MODELVIEW);	×
321	glLoadIdentity();	×
322
323	// Depthbuffer und Colorbuffer einstellen
324	glClearColor(0.0, 0.0, 0.0, 1.0);	×
325
326	// Smooth - Shading aktivieren
327	glShadeModel(GL_SMOOTH);	×
328
329	glEnable(GL_ALPHA_TEST);	×
330	glAlphaFunc(GL_GREATER, 0.0f);	×
331
332	// Alphablending an
333	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);	×
334	glEnable(GL_BLEND);	×
335
336	// Depthbuffer abschalten
337	glDisable(GL_DEPTH_TEST);	×
338	glDepthMask(GL_FALSE);	×
339
340	// Texturen anstellen
341	glEnable(GL_TEXTURE_2D);	×
342
343	// Dither abstellen
344	glDisable(GL_DITHER);	×
345
346	// Scissoring aktivieren
347	glEnable(GL_SCISSOR_TEST);	×
348
349	// Nur obere Seite von Dreiecke rendern --> Performance
350	glEnable(GL_CULL_FACE);	×
351
352	glEnableClientState(GL_VERTEX_ARRAY);	×
353	glEnableClientState(GL_TEXTURE_COORD_ARRAY);	×
354
355	ClearScreen();	×
356	}
357
358	/**
359	* lädt die driverwrapper-extensions.
360	*/
361	bool VideoDriverWrapper::LoadAllExtensions()	5✔
362	{
363	if(videodriver->IsOpenGL())	5✔
364	renderer_ = std::make_unique<OpenGLRenderer>();	×
365	else
366	renderer_ = std::make_unique<DummyRenderer>();	5✔
367	if(!renderer_->initOpenGL(videodriver->GetLoaderFunction()))	5✔
368	return false;	×
369	LOG.write(_("OpenGL %1%.%2% supported\n")) % GLVersion.major % GLVersion.minor;	5✔
370	if(GLVersion.major < RTTR_OGL_MAJOR \|\| (GLVersion.major == RTTR_OGL_MAJOR && GLVersion.minor < RTTR_OGL_MINOR))	5✔
371	{
372	LOG.write(_("OpenGL %1% %2%.%3% is not supported. Try updating your GPU drivers or hardware!"))	×
373	% ((RTTR_OGL_ES) ? "ES" : "") % RTTR_OGL_MAJOR % RTTR_OGL_MINOR;	×
374	return false;	×
375	}
376
377	// auf VSync-Extension testen
378	#ifdef _WIN32
379	wglSwapIntervalEXT = reinterpret_cast<SwapIntervalExt_t*>(loadExtension("wglSwapIntervalEXT"));
380	#else
381	wglSwapIntervalEXT = reinterpret_cast<SwapIntervalExt_t*>(loadExtension("glXSwapIntervalSGI"));	5✔
382	#endif
383
384	return true;	5✔
385	}
386
387	unsigned VideoDriverWrapper::GetTickCount()	300✔
388	{
389	if(!videodriver)	300✔
390	return (unsigned)time(nullptr);	×
391
392	return (unsigned)videodriver->GetTickCount();	300✔
393	}
394
395	std::string VideoDriverWrapper::GetName() const	10✔
396	{
397	const char* name = (videodriver) ? videodriver->GetName() : nullptr;	10✔
398	return (name) ? name : "";	10✔
399	}
400
401	/**
402	* lädt eine bestimmte DriverWrapper Extension-Funktion.
403	*
404	* @param[in] extension Die Extension-Funktion
405	*
406	* @return @p nullptr bei Fehler, Adresse der gewünschten Funktion bei Erfolg.
407	*/
408	void* VideoDriverWrapper::loadExtension(const std::string& extension)	5✔
409	{
410	if(!videodriver)	5✔
411	{
412	s25util::fatal_error("Kein Videotreiber ausgewaehlt!\n");	×
413	return (nullptr);	×
414	}
415
416	return videodriver->GetLoaderFunction()(extension.c_str());	5✔
417	}
418
419	Position VideoDriverWrapper::GetMousePos() const	229✔
420	{
421	if(!videodriver)	229✔
422	return Position::Invalid();	×
423	return videodriver->GetMousePos();	229✔
424	}
425
426	bool VideoDriverWrapper::IsLeftDown()	95✔
427	{
428	if(!videodriver)	95✔
429	return false;	×
430
431	return videodriver->GetMouseStateL();	95✔
432	}
433
434	bool VideoDriverWrapper::IsRightDown()	×
435	{
436	if(!videodriver)	×
437	return false;	×
438
439	return videodriver->GetMouseStateR();	×
440	}
441
442	void VideoDriverWrapper::SetMousePos(const Position& newPos)	18✔
443	{
444	if(!videodriver \|\| !enableMouseWarping)	18✔
445	return;	×
446
447	videodriver->SetMousePos(newPos);	18✔
448	}
449
450	/**
451	* Listet verfügbare Videomodi auf.
452	*/
453	void VideoDriverWrapper::ListVideoModes(std::vector<VideoMode>& video_modes) const	×
454	{
455	if(!videodriver)	×
456	return;	×
457
458	videodriver->ListVideoModes(video_modes);	×
459	}
460
461	bool VideoDriverWrapper::HasVSync() const	×
462	{
463	return wglSwapIntervalEXT != nullptr;	×
464	}
465
466	/**
467	* Gibt Pointer auf ein Fenster zurück (device-dependent!), HWND unter Windows.
468	*/
469	void* VideoDriverWrapper::GetMapPointer() const	1✔
470	{
471	if(!videodriver)	1✔
472	return nullptr;	1✔
473
474	return videodriver->GetMapPointer();	×
475	}
476
477	VideoMode VideoDriverWrapper::GetWindowSize() const	8✔
478	{
479	// Always return at least 800x600 even if real window is smaller
480	VideoMode windowSize = videodriver->GetWindowSize();	8✔
481	windowSize.width = std::max<unsigned>(800, windowSize.width);	8✔
482	windowSize.height = std::max<unsigned>(600, windowSize.height);	8✔
483	return windowSize;	8✔
484	}
485
486	Extent VideoDriverWrapper::GetRenderSize() const	296✔
487	{
488	return videodriver->GetRenderSize();	296✔
489	}
490
491	bool VideoDriverWrapper::IsFullscreen() const	6✔
492	{
493	return videodriver->IsFullscreen();	6✔
494	}	36✔

Return-To-The-Roots / s25client / 4217246446

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