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authorAndrei Karas <akaras@inbox.ru>2012-08-14 12:43:25 +0300
committerAndrei Karas <akaras@inbox.ru>2012-08-14 12:55:01 +0300
commitfe7a1342dc71a412a177a69b022ac1d1cc1fbdc6 (patch)
treebb19ed9d1e21b4b8517d588bca0a18c1c0fcc359 /src/graphicsmanager.cpp
parentc5fd70049a0ebdc14e49af3e5215521085a44b46 (diff)
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Add support for GLX and wGL extensions.
Diffstat (limited to 'src/graphicsmanager.cpp')
-rw-r--r--src/graphicsmanager.cpp90
1 files changed, 90 insertions, 0 deletions
diff --git a/src/graphicsmanager.cpp b/src/graphicsmanager.cpp
index 9529cda51..34b16989a 100644
--- a/src/graphicsmanager.cpp
+++ b/src/graphicsmanager.cpp
@@ -48,6 +48,8 @@
#include "test/testmain.h"
+#include <SDL_syswm.h>
+
#include "debug.h"
GraphicsManager graphicsManager;
@@ -83,6 +85,7 @@ bool GraphicsManager::detectGraphics()
setGLVersion();
initOpenGLFunctions();
updateExtensions();
+ updatePlanformExtensions();
std::string vendor = getGLString(GL_VENDOR);
std::string renderer = getGLString(GL_RENDERER);
logger->log("gl vendor: %s", vendor.c_str());
@@ -239,6 +242,83 @@ void GraphicsManager::updateExtensions()
}
}
+void GraphicsManager::updatePlanformExtensions()
+{
+ SDL_SysWMinfo info;
+ SDL_VERSION(&info.version);
+ if (SDL_GetWMInfo(&info))
+ {
+#ifdef WIN32
+ if (!mwglGetExtensionsString)
+ return;
+
+ HDC hdc = GetDC(info.window);
+ if (hdc > 0)
+ {
+ const char *extensions = mwglGetExtensionsString (hdc);
+ if (extensions)
+ {
+ logger->log("wGL extensions:");
+ logger->log1(extensions);
+ splitToStringSet(mPlatformExtensions, extensions, ' ');
+ }
+ }
+#elif defined USE_X11
+ Display *display = info.info.x11.display;
+ if (display)
+ {
+ Screen *screen = XDefaultScreenOfDisplay(display);
+ if (!screen)
+ return;
+
+ int screenNum = XScreenNumberOfScreen(screen);
+ const char *extensions = glXQueryExtensionsString(
+ display, screenNum);
+ if (extensions)
+ {
+ logger->log("glx extensions:");
+ logger->log1(extensions);
+ splitToStringSet(mPlatformExtensions, extensions, ' ');
+ }
+ glXQueryVersion(display, &mPlatformMajor, &mPlatformMinor);
+ if (checkPlatformVersion(1, 1))
+ {
+ const char *vendor1 = glXQueryServerString(
+ display, screenNum, GLX_VENDOR);
+ if (vendor1)
+ logger->log("glx server vendor: %s", vendor1);
+ const char *version1 = glXQueryServerString(
+ display, screenNum, GLX_VERSION);
+ if (version1)
+ logger->log("glx server version: %s", version1);
+ const char *extensions1 = glXQueryServerString(
+ display, screenNum, GLX_EXTENSIONS);
+ if (extensions1)
+ {
+ logger->log("glx server extensions:");
+ logger->log1(extensions1);
+ }
+
+ const char *vendor2 = glXGetClientString(display, GLX_VENDOR);
+ if (vendor2)
+ logger->log("glx client vendor: %s", vendor2);
+ const char *version2 = glXGetClientString(
+ display, GLX_VERSION);
+ if (version2)
+ logger->log("glx client version: %s", version2);
+ const char *extensions2 = glXGetClientString(
+ display, GLX_EXTENSIONS);
+ if (extensions2)
+ {
+ logger->log("glx client extensions:");
+ logger->log1(extensions2);
+ }
+ }
+ }
+#endif
+ }
+}
+
bool GraphicsManager::supportExtension(const std::string &ext)
{
return mExtensions.find(ext) != mExtensions.end();
@@ -385,6 +465,12 @@ bool GraphicsManager::checkGLVersion(int major, int minor) const
return mMajor > major || (mMajor == major && mMinor >= minor);
}
+bool GraphicsManager::checkPlatformVersion(int major, int minor) const
+{
+ return mPlatformMajor > major || (mPlatformMajor == major
+ && mPlatformMinor >= minor);
+}
+
void GraphicsManager::createFBO(int width, int height, FBOInfo *fbo)
{
#ifdef USE_OPENGL
@@ -497,4 +583,8 @@ void GraphicsManager::initOpenGLFunctions()
if (checkGLVersion(3, 0))
assignFunction(glGetStringi, "glGetStringi");
+
+#ifdef WIN32
+ assignFunction(wglGetExtensionsString, "wglGetExtensionsStringARB");
+#endif
}