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Added Win32 GLSL modules' support

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This commit is contained in:
Martin Pulec
2013-03-18 14:14:22 +01:00
parent 9e400b300c
commit 66bc5fca60
7 changed files with 390 additions and 26 deletions
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12
configure.ac
View File

@@ -228,8 +228,11 @@ AC_DEFUN([DEFINE_GL], [
if test "$system" = MacOSX; then
GL_COMMON_OBJ="src/mac_gl_common.o src/gl_context.o"
else
else if test "$system" = Linux; then
GL_COMMON_OBJ="src/glx_common.o src/gl_context.o"
else
GL_COMMON_OBJ="src/win32_gl_common.o src/gl_context.o"
fi
fi
AC_SUBST(GL_COMMON_OBJ)
])
@@ -1474,6 +1477,13 @@ then
OPENGL_LIB="-framework OpenGL -framework Cocoa"
fi
# Win32
if test "$system" = Windows -a "$FOUND_GLEW" = yes
then
OPENGL=yes
OPENGL_LIB="-lopengl32 -lglew32 -lgdi32"
fi
# -------------------------------------------------------------------------------------------------
# SW Mix Stuff
# -------------------------------------------------------------------------------------------------

30
src/gl_context.c
View File

@@ -3,23 +3,26 @@
#ifdef HAVE_CONFIG_H
#include "config.h"
#include "config_unix.h"
#include "config_win32.h"
#endif
#if defined HAVE_MACOSX || (defined HAVE_LINUX && defined HAVE_LIBGL)
#if defined HAVE_MACOSX || (defined HAVE_LINUX && defined HAVE_LIBGL) || defined WIN32
#ifdef HAVE_MACOSX
#include "mac_gl_common.h"
#else
#elif defined HAVE_LINUX
#include "x11_common.h"
#include "glx_common.h"
#else // WIN32
#include "win32_gl_common.h"
#endif
#include "gl_context.h"
bool init_gl_context(struct gl_context *context, int which) {
#ifndef HAVE_MACOSX
x11_enter_thread();
context->context = NULL;
#ifdef HAVE_LINUX
x11_enter_thread();
if(which == GL_CONTEXT_ANY) {
printf("Trying OpenGL 3.1 first.\n");
context->context = glx_init(MK_OPENGL_VERSION(3,1));
@@ -35,8 +38,7 @@ bool init_gl_context(struct gl_context *context, int which) {
if(context->context) {
glx_validate(context->context);
}
#else
context->context = NULL;
#elif defined HAVE_MACOSX
if(which == GL_CONTEXT_ANY) {
if(get_mac_kernel_version_major() >= 11) {
printf("[RTDXT] Mac 10.7 or latter detected. Trying OpenGL 3.2 Core profile first.\n");
@@ -53,6 +55,14 @@ bool init_gl_context(struct gl_context *context, int which) {
context->context = mac_gl_init(MAC_GL_PROFILE_LEGACY);
context->legacy = TRUE;
}
#else // WIN32
if(which == GL_CONTEXT_ANY) {
context->context = win32_context_init(OPENGL_VERSION_UNSPECIFIED);
} else if(which == GL_CONTEXT_LEGACY) {
context->context = win32_context_init(OPENGL_VERSION_LEGACY);
}
context->legacy = TRUE;
#endif
if(context->context) {
@@ -66,8 +76,10 @@ bool init_gl_context(struct gl_context *context, int which) {
void destroy_gl_context(struct gl_context *context) {
#ifdef HAVE_MACOSX
mac_gl_free(context->context);
#else
#elif defined HAVE_LINUX
glx_free(context->context);
#else
win32_context_free(context->context);
#endif
}
@@ -79,8 +91,10 @@ void gl_context_make_current(struct gl_context *context)
}
#ifdef HAVE_LINUX
glx_make_current(context_state);
#else
#elif defined HAVE_MACOSX
mac_gl_make_current(context_state);
#else
win32_context_make_current(context_state);
#endif
}

2
src/gl_context.h
View File

@@ -7,7 +7,7 @@
#include "config_unix.h"
#endif // HAVE_CONFIG_H
#ifdef HAVE_LINUX
#if defined HAVE_LINUX || defined WIN32
#include <GL/glew.h>
#else
#include <OpenGL/GL.h>

2
src/glx_common.c
View File

@@ -180,6 +180,8 @@ void *glx_init(glx_opengl_version_t version)
{
Display *display;
struct state_glx *context;
x11_enter_thread();
context = (struct state_glx *) malloc(sizeof(struct state_glx));
context->magic = GLX_MAGIC;

16
src/vo_postprocess/scale.c
View File

@@ -54,12 +54,6 @@
#include <stdlib.h>
#include <pthread.h>
#ifdef HAVE_LINUX
#include <GL/glew.h>
#else
#include <OpenGL/GL.h>
#endif /* HAVE_LINUX */
#include "debug.h"
#include "gl_context.h"
#include "video_codec.h"
@@ -67,16 +61,6 @@
#include "vo_postprocess.h"
#include "vo_postprocess/scale.h"
#if defined HAVE_MACOSX && OS_VERSION_MAJOR < 11
#define glGenFramebuffers glGenFramebuffersEXT
#define glBindFramebuffer glBindFramebufferEXT
#define GL_FRAMEBUFFER GL_FRAMEBUFFER_EXT
#define glFramebufferTexture2D glFramebufferTexture2DEXT
#define glDeleteFramebuffers glDeleteFramebuffersEXT
#define GL_FRAMEBUFFER_COMPLETE GL_FRAMEBUFFER_COMPLETE_EXT
#define glCheckFramebufferStatus glCheckFramebufferStatusEXT
#endif
struct state_scale {
struct video_frame *in;
struct gl_context context;

298
src/win32_gl_common.c Normal file
View File

@@ -0,0 +1,298 @@
/*
* FILE: win32_gl_common.c
* AUTHORS: Martin Benes <martinbenesh@gmail.com>
* Lukas Hejtmanek <xhejtman@ics.muni.cz>
* Petr Holub <hopet@ics.muni.cz>
* Milos Liska <xliska@fi.muni.cz>
* Jiri Matela <matela@ics.muni.cz>
* Dalibor Matura <255899@mail.muni.cz>
* Ian Wesley-Smith <iwsmith@cct.lsu.edu>
*
* Copyright (c) 2005-2010 CESNET z.s.p.o.
*
* Redistribution and use in source and binary forms, with or without
* modification, is permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
*
* This product includes software developed by CESNET z.s.p.o.
*
* 4. Neither the name of the CESNET nor the names of its contributors may be
* used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#include "config_unix.h"
#include "config_win32.h"
#endif
#include <assert.h>
#include <GL/glew.h>
#include <GL/wglew.h>
#include <wingdi.h>
#include <winuser.h>
#include "debug.h"
#include "win32_gl_common.h"
#define VERSION_GET_MAJOR(version) (version >> 8u)
#define VERSION_GET_MINOR(version) (version & 0xFF)
#define VERSION_IS_UNSPECIFIED(version) (!version)
#define VERSION_IS_LEGACY(version) (version == OPENGL_VERSION_LEGACY)
#define WNDCLASSNAME "GLClass"
struct state_win32_gl_context
{
HWND win;
HDC hdc;
HGLRC hglrc;
};
static HWND CreateWnd (int width, int height);
static BOOL SetGLFormat(HDC hdc);
static void PrintError(DWORD err);
static void create_and_register_windows_class(void);
static void PrintError(DWORD err)
{
// Retrieve the system error message for the last-error code
LPVOID lpMsgBuf;
DWORD dw = err;
FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
dw,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(LPTSTR) &lpMsgBuf,
0, NULL );
// Display the error message and exit the process
fprintf(stderr, "%ld: %s\n", err, (char *) lpMsgBuf);
LocalFree(lpMsgBuf);
}
static BOOL SetGLFormat(HDC hdc)
{
// number of available formats
int indexPixelFormat = 0;
PIXELFORMATDESCRIPTOR pfd =
{
sizeof(PIXELFORMATDESCRIPTOR),
1,
PFD_DRAW_TO_WINDOW|PFD_SUPPORT_OPENGL|PFD_DOUBLEBUFFER,
PFD_TYPE_RGBA,
32,
0,0,0,0,0,0,0,0,0,0,0,0,0, // useles parameters
16,
0,0,0,0,0,0,0
};
// Choose the closest pixel format available
indexPixelFormat = ChoosePixelFormat(hdc, &pfd);
// Set the pixel format for the provided window DC
return SetPixelFormat(hdc, indexPixelFormat, &pfd);// number of available formats
}
static void create_and_register_windows_class(void)
{
WNDCLASSEX ex;
ex.cbSize = sizeof(WNDCLASSEX);
ex.style = CS_HREDRAW|CS_VREDRAW|CS_OWNDC;
ex.lpfnWndProc = DefWindowProc;
ex.cbClsExtra = 0;
ex.cbWndExtra = 0;
ex.hInstance = NULL;
ex.hIcon = LoadIcon(NULL, IDI_APPLICATION);
ex.hCursor = LoadCursor(NULL, IDC_ARROW);
ex.hbrBackground = NULL;
ex.lpszMenuName = NULL;
ex.lpszClassName = WNDCLASSNAME;
ex.hIconSm = NULL;
ATOM res = RegisterClassEx(&ex);
assert(res != 0);
}
static HWND CreateWnd (int width, int height)
{
HWND win;
// center position of the window
int posx = (GetSystemMetrics(SM_CXSCREEN) / 2) - (width / 2);
int posy = (GetSystemMetrics(SM_CYSCREEN) / 2) - (height / 2);
// set up the window for a windowed application by default
long wndStyle = WS_OVERLAPPEDWINDOW;
// create the window
win = CreateWindowEx(0,
WNDCLASSNAME,
"OpenGL Context Window",
wndStyle|WS_CLIPCHILDREN|WS_CLIPSIBLINGS,
posx, posy,
width, height,
NULL,
NULL,
NULL,
NULL);
if(!win) {
PrintError(GetLastError());
}
// at this point WM_CREATE message is sent/received
// the WM_CREATE branch inside WinProc function will execute here
return win;
}
void *win32_context_init(win32_opengl_version_t version)
{
struct state_win32_gl_context *context;
context = malloc(sizeof(struct state_win32_gl_context));
if(!context) {
fprintf(stderr, "Unable to allocate memory.\n");
return NULL;
}
create_and_register_windows_class();
context->win = CreateWnd(512, 512);
assert(context->win != NULL);
if ((context->hdc = GetDC(context->win)) == NULL) // get device context
{
fprintf(stderr, "Failed to Get the Window Device Context\n");
free(context);
return NULL;
}
if(!SetGLFormat(context->hdc)) {
fprintf(stderr, "Unable to set pixel format.\n");
free(context);
return NULL;
}
if ((context->hglrc = wglCreateContext(context->hdc)) == NULL) // create the rendering context
{
fprintf(stderr, "Failed to Create the OpenGL Rendering Context.\n");
goto release_context;
}
if(wglMakeCurrent(context->hdc, context->hglrc) == FALSE) {
fprintf(stderr, "Unable to make context current.\n");
PrintError(GetLastError());
goto release_context;
}
int err = glewInit();
if(err != GLEW_OK) {
fprintf(stderr, "Error intializing GLEW.\n");
goto release_context;
}
if(!VERSION_IS_UNSPECIFIED(version) &&
!VERSION_IS_LEGACY(version)) {
if(!glewIsSupported("GL_ARB_create_context_profile")
!= GLEW_OK) {
fprintf(stderr, "OpenGL implementation is not capable "
"of selecting profile.\n");
goto release_context;
} else {
// first destroy current context
wglMakeCurrent(context->hdc, NULL);
wglDeleteContext(context->hglrc);
const int attrib_list[] = {
WGL_CONTEXT_MAJOR_VERSION_ARB, VERSION_GET_MAJOR(version),
WGL_CONTEXT_MINOR_VERSION_ARB, VERSION_GET_MINOR(version),
0
};
if ((context->hglrc = wglCreateContextAttribsARB(context->hdc, NULL, attrib_list)) == NULL)
{
fprintf(stderr, "Failed to Create the OpenGL Rendering Context %d,%d.\n",
VERSION_GET_MAJOR(version),
VERSION_GET_MINOR(version));
goto release_context;
}
}
}
//ShowWindow(context->win, SW_SHOW);
//UpdateWindow(context->win);
return context;
release_context:
wglMakeCurrent(context->hdc, NULL);
wglDeleteContext(context->hglrc);
free(context);
return NULL;
}
void win32_context_make_current(void *arg)
{
struct state_win32_gl_context *context = arg;
BOOL ret;
if(!arg) {
ret = wglMakeCurrent(NULL, NULL);
} else {
ret = wglMakeCurrent(context->hdc, context->hglrc);
}
if(ret == FALSE) {
fprintf(stderr, "Warning: wglMakeCurrent did not succeeded!\n");
PrintError(GetLastError());
}
}
void win32_context_free(void *arg)
{
if(!arg)
return;
struct state_win32_gl_context *context = arg;
wglMakeCurrent(context->hdc, NULL);
wglDeleteContext(context->hglrc);
PostQuitMessage(0);
free(context);
}

56
src/win32_gl_common.h Normal file
View File

@@ -0,0 +1,56 @@
/*
* FILE: win32_gl_common.h
* AUTHORS: Martin Benes <martinbenesh@gmail.com>
* Lukas Hejtmanek <xhejtman@ics.muni.cz>
* Petr Holub <hopet@ics.muni.cz>
* Milos Liska <xliska@fi.muni.cz>
* Jiri Matela <matela@ics.muni.cz>
* Dalibor Matura <255899@mail.muni.cz>
* Ian Wesley-Smith <iwsmith@cct.lsu.edu>
*
* Copyright (c) 2005-2010 CESNET z.s.p.o.
*
* Redistribution and use in source and binary forms, with or without
* modification, is permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
*
* This product includes software developed by CESNET z.s.p.o.
*
* 4. Neither the name of the CESNET nor the names of its contributors may be
* used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
typedef uint32_t win32_opengl_version_t;
#define OPENGL_VERSION_UNSPECIFIED 0u
#define OPENGL_VERSION_LEGACY 1u
#define MK_OPENGL_VERSION(major,minor) (major << 8u | minor)
void *win32_context_init(win32_opengl_version_t version_t);
void win32_context_make_current(void *context);
void win32_context_free(void *);