[MPlayer-cygwin] [PATCH] reworked win32 support for vo_gl2, please test
Reimar Döffinger
Reimar.Doeffinger at stud.uni-karlsruhe.de
Fri Dec 3 01:22:19 CET 2004
Hi,
I reworked the win32 part of vo_gl2 to make it share more code with the
X code and remove some #ifdefs.
In addition, switching to and from fullscreen is much faster.
But I'm quite sure that there a still a few bugs in there, so everyone
who can please test!
Greetings,
Reimar Döffinger
-------------- next part --------------
Index: libvo/gl_common.c
===================================================================
RCS file: /cvsroot/mplayer/main/libvo/gl_common.c,v
retrieving revision 1.4
diff -u -r1.4 gl_common.c
--- libvo/gl_common.c 2 Dec 2004 23:55:08 -0000 1.4
+++ libvo/gl_common.c 3 Dec 2004 00:13:21 -0000
@@ -178,7 +178,70 @@
return 1;
}
-#ifndef GL_WIN32
+#ifdef GL_WIN32
+int setGlWindow(int *vinfo, HGLRC *context, HWND win)
+{
+ int new_vinfo;
+ HDC windc = GetDC(win);
+ HGLRC new_context = 0;
+ int keep_context = 0;
+
+ // should only be needed when keeping context, but not doing glFinish
+ // can cause flickering even when we do not keep it.
+ glFinish();
+ new_vinfo = GetPixelFormat(windc);
+ if (*context && *vinfo && new_vinfo && *vinfo == new_vinfo) {
+ // we can keep the wglContext
+ new_context = *context;
+ keep_context = 1;
+ } else {
+ // create a context
+ new_context = wglCreateContext(windc);
+ if (!new_context) {
+ mp_msg(MSGT_VO, MSGL_FATAL, "[gl] Could not create GL context!\n");
+ return SET_WINDOW_FAILED;
+ }
+ }
+
+ // set context
+ if (!wglMakeCurrent(windc, new_context)) {
+ mp_msg (MSGT_VO, MSGL_FATAL, "[gl] Could not set GL context!\n");
+ if (!keep_context) {
+ wglDeleteContext(new_context);
+ }
+ return SET_WINDOW_FAILED;
+ }
+
+ // set new values
+ vo_window = win;
+ vo_hdc = windc;
+ {
+ RECT rect;
+ GetClientRect(win, &rect);
+ vo_dwidth = rect.right;
+ vo_dheight = rect.bottom;
+ }
+ if (!keep_context) {
+ if (*context)
+ wglDeleteContext(*context);
+ *context = new_context;
+ *vinfo = new_vinfo;
+
+ // and inform that reinit is neccessary
+ return SET_WINDOW_REINIT;
+ }
+ return SET_WINDOW_OK;
+}
+
+void releaseGlContext(int *vinfo, HGLRC *context) {
+ *vinfo = 0;
+ if (*context) {
+ wglMakeCurrent(0, 0);
+ wglDeleteContext(*context);
+ }
+ *context = 0;
+}
+#else
/**
* Returns the XVisualInfo associated with Window win.
* \param win Window whose XVisualInfo is returne.
Index: libvo/gl_common.h
===================================================================
RCS file: /cvsroot/mplayer/main/libvo/gl_common.h,v
retrieving revision 1.4
diff -u -r1.4 gl_common.h
--- libvo/gl_common.h 1 Dec 2004 17:05:58 -0000 1.4
+++ libvo/gl_common.h 3 Dec 2004 00:13:21 -0000
@@ -7,7 +7,11 @@
#include <GL/gl.h>
#include "video_out.h"
-#ifndef GL_WIN32
+#ifdef GL_WIN32
+#include <windows.h>
+#include <GL/glext.h>
+#include "w32_common.h"
+#else
#include <X11/Xlib.h>
#include <GL/glx.h>
#include "x11_common.h"
@@ -27,7 +31,10 @@
//! new window is set, but the OpenGL context needs to be reinitialized.
#define SET_WINDOW_REINIT 1
-#ifndef GL_WIN32
+#ifdef GL_WIN32
+int setGlWindow(int *vinfo, HGLRC *context, HWND win);
+void releaseGlContext(int *vinfo, HGLRC *context);
+#else
int setGlWindow(XVisualInfo **vinfo, GLXContext *context, Window win);
void releaseGlContext(XVisualInfo **vinfo, GLXContext *context);
#endif
Index: libvo/vo_gl2.c
===================================================================
RCS file: /cvsroot/mplayer/main/libvo/vo_gl2.c,v
retrieving revision 1.60
diff -u -r1.60 vo_gl2.c
--- libvo/vo_gl2.c 3 Dec 2004 00:11:28 -0000 1.60
+++ libvo/vo_gl2.c 3 Dec 2004 00:13:24 -0000
@@ -70,7 +70,10 @@
//static int texture_id=1;
-#ifndef GL_WIN32
+#ifdef GL_WIN32
+ static int gl_vinfo = 0;
+ static HGLRC gl_context = 0;
+#else
static XVisualInfo *gl_vinfo = NULL;
static GLXContext gl_context = 0;
#endif
@@ -766,7 +769,6 @@
if (vo_fs ^ (flags & VOFLAG_FULLSCREEN))
vo_x11_fullscreen();
- setGlWindow(&gl_vinfo, &gl_context, vo_window);
return 0;
}
@@ -775,7 +777,6 @@
vo_dwidth = d_width;
vo_dheight = d_height;
guiGetEvent( guiSetShVideo,0 ); // the GUI will set up / resize the window
- setGlWindow(&gl_vinfo, &gl_context, vo_window);
return 0;
}
#endif
@@ -862,6 +863,8 @@
#endif
return -1;
+ setGlWindow(&gl_vinfo, &gl_context, vo_window);
+
glVersion = glGetString(GL_VERSION);
mp_msg(MSGT_VO, MSGL_V, "[gl2] OpenGL Driver Information:\n");
@@ -1058,9 +1061,7 @@
uninit(void)
{
if ( !vo_config_count ) return;
-#ifndef GL_WIN32
releaseGlContext(&gl_vinfo, &gl_context);
-#endif
if (texgrid) {
free(texgrid);
texgrid = NULL;
@@ -1102,10 +1103,12 @@
case VOCTRL_FULLSCREEN:
#ifdef GL_WIN32
vo_w32_fullscreen();
- initGl(vo_dwidth, vo_dheight);
#else
vo_x11_fullscreen();
#endif
+ if (setGlWindow(&gl_vinfo, &gl_context, vo_window) == SET_WINDOW_REINIT)
+ initGl(vo_dwidth, vo_dheight);
+ resize(&vo_dwidth, &vo_dheight);
return VO_TRUE;
#ifndef GL_WIN32
case VOCTRL_SET_EQUALIZER:
Index: libvo/w32_common.c
===================================================================
RCS file: /cvsroot/mplayer/main/libvo/w32_common.c,v
retrieving revision 1.7
diff -u -r1.7 w32_common.c
--- libvo/w32_common.c 28 Oct 2004 01:15:52 -0000 1.7
+++ libvo/w32_common.c 3 Dec 2004 00:13:25 -0000
@@ -19,8 +19,7 @@
uint32_t o_dheight;
static HINSTANCE hInstance;
-static HWND vo_hwnd = 0;
-static HGLRC wglContext = 0;
+HWND vo_window = 0;
static int cursor = 1;
static LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) {
@@ -143,10 +142,12 @@
vo_dwidth = vo_screenwidth;
vo_dheight = vo_screenheight;
+ if (vo_vm)
ChangeDisplaySettings(&dm, CDS_FULLSCREEN);
}
static void resetMode(void) {
+ if (vo_vm)
ChangeDisplaySettings(0, 0);
DEVMODE dm;
@@ -169,19 +170,18 @@
int createRenderingContext(void) {
HWND layer = HWND_NOTOPMOST;
- if (wglContext) return 1;
if (vo_fs || vo_ontop) layer = HWND_TOPMOST;
if (vo_fs) {
changeMode();
- SetWindowPos(vo_hwnd, layer, 0, 0, vo_screenwidth, vo_screenheight, SWP_SHOWWINDOW);
+ SetWindowPos(vo_window, layer, 0, 0, vo_screenwidth, vo_screenheight, SWP_SHOWWINDOW);
if (cursor) {
ShowCursor(0);
cursor = 0;
}
} else {
resetMode();
- SetWindowPos(vo_hwnd, layer, (vo_screenwidth - vo_dwidth) / 2, (vo_screenheight - vo_dheight) / 2, vo_dwidth, vo_dheight, SWP_SHOWWINDOW);
+ SetWindowPos(vo_window, layer, (vo_screenwidth - vo_dwidth) / 2, (vo_screenheight - vo_dheight) / 2, vo_dwidth, vo_dheight, SWP_SHOWWINDOW);
if (!cursor) {
ShowCursor(1);
cursor = 1;
@@ -204,29 +204,13 @@
SetPixelFormat(vo_hdc, pf, &pfd);
- wglContext = wglCreateContext(vo_hdc);
- if (!wglContext) {
- mp_msg(MSGT_VO, MSGL_ERR, "vo: win32: unable to create wgl rendering context!\n");
- return 0;
- }
-
- if (!wglMakeCurrent(vo_hdc, wglContext)) {
- mp_msg(MSGT_VO, MSGL_ERR, "vo: win32: unable to make wgl rendering context current!\n");
- return 0;
- }
-
mp_msg(MSGT_VO, MSGL_V, "vo: win32: running at %dx%d with depth %d\n", vo_screenwidth, vo_screenheight, vo_depthonscreen);
return 1;
}
void destroyRenderingContext(void) {
- if (wglContext) {
- wglMakeCurrent(0, 0);
- wglDeleteContext(wglContext);
- wglContext = 0;
resetMode();
- }
}
int vo_init(void) {
@@ -234,7 +218,7 @@
char exedir[MAX_PATH];
DEVMODE dm;
- if (vo_hwnd)
+ if (vo_window)
return 1;
hInstance = GetModuleHandle(0);
@@ -251,13 +235,13 @@
return 0;
}
- vo_hwnd = CreateWindowEx(0, classname, classname, WS_POPUP, CW_USEDEFAULT, 0, 100, 100, 0, 0, hInstance, 0);
- if (!vo_hwnd) {
+ vo_window = CreateWindowEx(0, classname, classname, WS_POPUP, CW_USEDEFAULT, 0, 100, 100, 0, 0, hInstance, 0);
+ if (!vo_window) {
mp_msg(MSGT_VO, MSGL_ERR, "vo: win32: unable to create window!\n");
return 0;
}
- vo_hdc = GetDC(vo_hwnd);
+ vo_hdc = GetDC(vo_window);
dm.dmSize = sizeof dm;
dm.dmDriverExtra = 0;
@@ -286,7 +270,7 @@
if (!vo_fs) {
HWND layer = HWND_NOTOPMOST;
if (vo_ontop) layer = HWND_TOPMOST;
- SetWindowPos(vo_hwnd, layer, (vo_screenwidth - vo_dwidth) / 2, (vo_screenheight - vo_dheight) / 2, vo_dwidth, vo_dheight, SWP_SHOWWINDOW);
+ SetWindowPos(vo_window, layer, (vo_screenwidth - vo_dwidth) / 2, (vo_screenheight - vo_dheight) / 2, vo_dwidth, vo_dheight, SWP_SHOWWINDOW);
}
}
@@ -296,7 +280,7 @@
ShowCursor(1);
vo_depthonscreen = 0;
destroyRenderingContext();
- DestroyWindow(vo_hwnd);
- vo_hwnd = 0;
+ DestroyWindow(vo_window);
+ vo_window = 0;
UnregisterClass(classname, 0);
}
Index: libvo/w32_common.h
===================================================================
RCS file: /cvsroot/mplayer/main/libvo/w32_common.h,v
retrieving revision 1.2
diff -u -r1.2 w32_common.h
--- libvo/w32_common.h 30 Nov 2003 16:36:10 -0000 1.2
+++ libvo/w32_common.h 3 Dec 2004 00:13:25 -0000
@@ -3,6 +3,7 @@
extern int vo_screenheight;
extern uint32_t o_dwidth;
extern uint32_t o_dheight;
+extern HWND vo_window;
extern HDC vo_hdc;
extern int vo_fs;
extern int vo_vm;
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