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Added client API window hint.

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This is cherry-picked from the EGL branch in preparation for the EGL backend.
This commit is contained in:
Camilla Berglund 2012-09-30 15:32:50 +02:00
parent 410a4e29e1
commit 38cad9aff0
9 changed files with 250 additions and 153 deletions
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22
include/GL/glfw3.h
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@ -404,14 +404,19 @@ extern "C" {
/* The following constants are used with both glfwGetWindowParam
* and glfwWindowHint
*/
#define GLFW_OPENGL_VERSION_MAJOR 0x00022000
#define GLFW_OPENGL_VERSION_MINOR 0x00022001
#define GLFW_OPENGL_FORWARD_COMPAT 0x00022002
#define GLFW_OPENGL_DEBUG_CONTEXT 0x00022003
#define GLFW_OPENGL_PROFILE 0x00022004
#define GLFW_OPENGL_ROBUSTNESS 0x00022005
#define GLFW_RESIZABLE 0x00022006
#define GLFW_VISIBLE 0x00022007
#define GLFW_CLIENT_API 0x00022000
#define GLFW_OPENGL_VERSION_MAJOR 0x00022001
#define GLFW_OPENGL_VERSION_MINOR 0x00022002
#define GLFW_OPENGL_FORWARD_COMPAT 0x00022003
#define GLFW_OPENGL_DEBUG_CONTEXT 0x00022004
#define GLFW_OPENGL_PROFILE 0x00022005
#define GLFW_OPENGL_ROBUSTNESS 0x00022006
#define GLFW_RESIZABLE 0x00022007
#define GLFW_VISIBLE 0x00022008
/* GLFW_CLIENT_API tokens */
#define GLFW_OPENGL_API 0x00000001
#define GLFW_OPENGL_ES_API 0x00000002
/* GLFW_OPENGL_ROBUSTNESS mode tokens */
#define GLFW_OPENGL_NO_ROBUSTNESS 0x00000000
@ -422,7 +427,6 @@ extern "C" {
#define GLFW_OPENGL_NO_PROFILE 0x00000000
#define GLFW_OPENGL_CORE_PROFILE 0x00000001
#define GLFW_OPENGL_COMPAT_PROFILE 0x00000002
#define GLFW_OPENGL_ES2_PROFILE 0x00000004
/* glfwGetInputMode/glfwSetInputMode tokens */
#define GLFW_CURSOR_MODE 0x00030001

2
readme.html
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@ -279,7 +279,7 @@ version of GLFW.</p>
<li>Added <code>glfwGetClipboardString</code> and <code>glfwSetClipboardString</code> functions for interacting with the system clipboard</li>
<li>Added <code>glfwGetCurrentContext</code> function for retrieving the window whose OpenGL context is current</li>
<li>Added <code>glfwCopyContext</code> function for copying OpenGL state categories between contexts</li>
<li>Added <code>GLFW_OPENGL_ES2_PROFILE</code> profile for creating OpenGL ES 2.0 contexts using the <code>GLX_EXT_create_context_es2_profile</code> and <code>WGL_EXT_create_context_es2_profile</code> extensions</li>
<li>Added <code>GLFW_CLIENT_API</code>, <code>GLFW_OPENGL_API</code> and <code>GLFW_OPENGL_ES_API</code> for selecting client API</li>
<li>Added <code>GLFW_OPENGL_ROBUSTNESS</code> window hint and associated strategy tokens for <code>GL_ARB_robustness</code> support</li>
<li>Added <code>GLFW_OPENGL_REVISION</code> window parameter to make up for removal of <code>glfwGetGLVersion</code></li>
<li>Added <code>GLFW_INCLUDE_GLCOREARB</code> macro for including <code>glcorearb.h</code> instead of <code>gl.h</code></li>

7
src/cocoa_window.m
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@ -729,6 +729,13 @@ static GLboolean createContext(_GLFWwindow* window,
else if (colorBits < 15)
colorBits = 15;
if (wndconfig->clientAPI != GLFW_OPENGL_ES_API)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"Cocoa/NSOpenGL: NSOpenGL does not support OpenGL ES");
return GL_FALSE;
}
#if MAC_OS_X_VERSION_MAX_ALLOWED >= 1070
// Fail if any OpenGL version above 2.1 other than 3.2 was requested
if (wndconfig->glMajor > 3 ||

3
src/internal.h
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@ -100,6 +100,7 @@ struct _GLFWhints
GLboolean resizable;
GLboolean visible;
int samples;
int clientAPI;
int glMajor;
int glMinor;
GLboolean glForward;
@ -122,6 +123,7 @@ struct _GLFWwndconfig
int refreshRate;
GLboolean resizable;
GLboolean visible;
int clientAPI;
int glMajor;
int glMinor;
GLboolean glForward;
@ -188,6 +190,7 @@ struct _GLFWwindow
char key[GLFW_KEY_LAST + 1];
// OpenGL extensions and context attributes
int clientAPI;
int glMajor, glMinor, glRevision;
GLboolean glForward, glDebug;
int glProfile;

178
src/opengl.c
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@ -36,15 +36,17 @@
//========================================================================
// Parses the OpenGL version string and extracts the version number
// Parses the client API version string and extracts the version number
//========================================================================
static GLboolean parseGLVersion(int* major, int* minor, int* rev)
static GLboolean parseGLVersion(int* api, int* major, int* minor, int* rev)
{
int i, _major, _minor = 0, _rev = 0;
int i, _api = GLFW_OPENGL_API, _major, _minor = 0, _rev = 0;
const char* version;
const char* prefixes[] =
{
"OpenGL ES-CM ",
"OpenGL ES-CL ",
"OpenGL ES ",
NULL
};
@ -63,6 +65,7 @@ static GLboolean parseGLVersion(int* major, int* minor, int* rev)
if (strncmp(version, prefixes[i], length) == 0)
{
version += length;
_api = GLFW_OPENGL_ES_API;
break;
}
}
@ -73,6 +76,7 @@ static GLboolean parseGLVersion(int* major, int* minor, int* rev)
return GL_FALSE;
}
*api = _api;
*major = _major;
*minor = _minor;
*rev = _rev;
@ -249,83 +253,119 @@ const _GLFWfbconfig* _glfwChooseFBConfig(const _GLFWfbconfig* desired,
GLboolean _glfwIsValidContextConfig(_GLFWwndconfig* wndconfig)
{
if (wndconfig->glMajor < 1 || wndconfig->glMinor < 0)
if (wndconfig->clientAPI != GLFW_OPENGL_API &&
wndconfig->clientAPI != GLFW_OPENGL_ES_API)
{
// OpenGL 1.0 is the smallest valid version
_glfwSetError(GLFW_INVALID_VALUE,
"glfwCreateWindow: Invalid OpenGL version requested");
_glfwSetError(GLFW_INVALID_ENUM,
"glfwCreateWindow: Invalid client API requested");
return GL_FALSE;
}
if (wndconfig->glMajor == 1 && wndconfig->glMinor > 5)
{
// OpenGL 1.x series ended with version 1.5
_glfwSetError(GLFW_INVALID_VALUE,
"glfwCreateWindow: Invalid OpenGL version requested");
return GL_FALSE;
}
else if (wndconfig->glMajor == 2 && wndconfig->glMinor > 1)
{
// OpenGL 2.x series ended with version 2.1
_glfwSetError(GLFW_INVALID_VALUE,
"glfwCreateWindow: Invalid OpenGL version requested");
return GL_FALSE;
}
else if (wndconfig->glMajor == 3 && wndconfig->glMinor > 3)
{
// OpenGL 3.x series ended with version 3.3
_glfwSetError(GLFW_INVALID_VALUE,
"glfwCreateWindow: Invalid OpenGL version requested");
return GL_FALSE;
}
else
{
// For now, let everything else through
}
if (wndconfig->glProfile == GLFW_OPENGL_ES2_PROFILE)
if (wndconfig->clientAPI == GLFW_OPENGL_API)
{
if (wndconfig->glMajor != 2 || wndconfig->glMinor < 0)
if (wndconfig->glMajor < 1 || wndconfig->glMinor < 0)
{
// The OpenGL ES 2.0 profile is currently only defined for version
// 2.0 (see {WGL|GLX}_EXT_create_context_es2_profile), but for
// compatibility with future updates to OpenGL ES, we allow
// everything 2.x and let the driver report invalid 2.x versions
// OpenGL 1.0 is the smallest valid version
_glfwSetError(GLFW_INVALID_VALUE,
"glfwCreateWindow: Invalid OpenGL ES 2.x version requested");
"glfwCreateWindow: Invalid OpenGL version requested");
return GL_FALSE;
}
}
else if (wndconfig->glProfile)
{
if (wndconfig->glProfile != GLFW_OPENGL_CORE_PROFILE &&
wndconfig->glProfile != GLFW_OPENGL_COMPAT_PROFILE)
if (wndconfig->glMajor == 1 && wndconfig->glMinor > 5)
{
_glfwSetError(GLFW_INVALID_ENUM,
"glfwCreateWindow: Invalid OpenGL profile requested");
return GL_FALSE;
}
if (wndconfig->glMajor < 3 ||
(wndconfig->glMajor == 3 && wndconfig->glMinor < 2))
{
// Desktop OpenGL context profiles are only defined for version 3.2
// and above
// OpenGL 1.x series ended with version 1.5
_glfwSetError(GLFW_INVALID_VALUE,
"glfwCreateWindow: Context profiles only exist for "
"OpenGL version 3.2 and above");
"glfwCreateWindow: Invalid OpenGL version requested");
return GL_FALSE;
}
else if (wndconfig->glMajor == 2 && wndconfig->glMinor > 1)
{
// OpenGL 2.x series ended with version 2.1
_glfwSetError(GLFW_INVALID_VALUE,
"glfwCreateWindow: Invalid OpenGL version requested");
return GL_FALSE;
}
else if (wndconfig->glMajor == 3 && wndconfig->glMinor > 3)
{
// OpenGL 3.x series ended with version 3.3
_glfwSetError(GLFW_INVALID_VALUE,
"glfwCreateWindow: Invalid OpenGL version requested");
return GL_FALSE;
}
else
{
// For now, let everything else through
}
if (wndconfig->glProfile)
{
if (wndconfig->glProfile != GLFW_OPENGL_CORE_PROFILE &&
wndconfig->glProfile != GLFW_OPENGL_COMPAT_PROFILE)
{
_glfwSetError(GLFW_INVALID_ENUM,
"glfwCreateWindow: Invalid OpenGL profile requested");
return GL_FALSE;
}
if (wndconfig->glMajor < 3 ||
(wndconfig->glMajor == 3 && wndconfig->glMinor < 2))
{
// Desktop OpenGL context profiles are only defined for version 3.2
// and above
_glfwSetError(GLFW_INVALID_VALUE,
"glfwCreateWindow: Context profiles only exist for "
"OpenGL version 3.2 and above");
return GL_FALSE;
}
}
if (wndconfig->glForward && wndconfig->glMajor < 3)
{
// Forward-compatible contexts are only defined for OpenGL version 3.0 and above
_glfwSetError(GLFW_INVALID_VALUE,
"glfwCreateWindow: Forward compatibility only exist "
"for OpenGL version 3.0 and above");
return GL_FALSE;
}
}
if (wndconfig->glForward && wndconfig->glMajor < 3)
else if (wndconfig->clientAPI == GLFW_OPENGL_ES_API)
{
// Forward-compatible contexts are only defined for OpenGL version 3.0 and above
_glfwSetError(GLFW_INVALID_VALUE,
"glfwCreateWindow: Forward compatibility only exist for "
"OpenGL version 3.0 and above");
return GL_FALSE;
if (wndconfig->glMajor < 1 || wndconfig->glMinor < 0)
{
// OpenGL ES 1.0 is the smallest valid version
_glfwSetError(GLFW_INVALID_VALUE,
"glfwCreateWindow: Invalid OpenGL ES version requested");
return GL_FALSE;
}
if (wndconfig->glMajor == 1 && wndconfig->glMinor > 1)
{
// OpenGL ES 1.x series ended with version 1.1
_glfwSetError(GLFW_INVALID_VALUE,
"glfwCreateWindow: Invalid OpenGL ES version requested");
return GL_FALSE;
}
else
{
// For now, let everything else through
}
if (wndconfig->glProfile)
{
// OpenGL ES does not support profiles
_glfwSetError(GLFW_INVALID_VALUE,
"glfwCreateWindow: Context profiles are not supported "
"by OpenGL ES");
return GL_FALSE;
}
if (wndconfig->glForward)
{
// OpenGL ES does not support forward-compatibility
_glfwSetError(GLFW_INVALID_VALUE,
"glfwCreateWindow: Forward compatibility is not "
"supported by OpenGL ES");
return GL_FALSE;
}
}
if (wndconfig->glRobustness)
@ -334,7 +374,8 @@ GLboolean _glfwIsValidContextConfig(_GLFWwndconfig* wndconfig)
wndconfig->glRobustness != GLFW_OPENGL_LOSE_CONTEXT_ON_RESET)
{
_glfwSetError(GLFW_INVALID_VALUE,
"glfwCreateWindow: Invalid OpenGL robustness mode requested");
"glfwCreateWindow: Invalid OpenGL robustness mode "
"requested");
return GL_FALSE;
}
}
@ -352,7 +393,8 @@ GLboolean _glfwRefreshContextParams(void)
{
_GLFWwindow* window = _glfwPlatformGetCurrentContext();
if (!parseGLVersion(&window->glMajor,
if (!parseGLVersion(&window->clientAPI,
&window->glMajor,
&window->glMinor,
&window->glRevision))
{
@ -378,7 +420,7 @@ GLboolean _glfwRefreshContextParams(void)
{
window->glForward = GL_FALSE;
if (window->glMajor >= 3)
if (window->clientAPI == GLFW_OPENGL_API && window->glMajor >= 3)
{
GLint flags;
glGetIntegerv(GL_CONTEXT_FLAGS, &flags);

26
src/win32_opengl.c
View File

@ -356,6 +356,21 @@ static GLboolean createContext(_GLFWwindow* window,
attribs[i++] = wndconfig->glMinor;
}
if (wndconfig->clientAPI == GLFW_OPENGL_ES_API)
{
if (!window->WGL.ARB_create_context_profile ||
!window->WGL.EXT_create_context_es2_profile)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"Win32/WGL: OpenGL ES 2.x requested but "
"WGL_EXT_create_context_es2_profile is unavailable");
return GL_FALSE;
}
attribs[i++] = WGL_CONTEXT_PROFILE_MASK_ARB;
attribs[i++] = WGL_CONTEXT_ES2_PROFILE_BIT_EXT;
}
if (wndconfig->glForward || wndconfig->glDebug || wndconfig->glRobustness)
{
int flags = 0;
@ -385,21 +400,10 @@ static GLboolean createContext(_GLFWwindow* window,
return GL_FALSE;
}
if (wndconfig->glProfile == GLFW_OPENGL_ES2_PROFILE &&
!window->WGL.EXT_create_context_es2_profile)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"WGL: OpenGL ES 2.x profile requested but "
"WGL_EXT_create_context_es2_profile is unavailable");
return GL_FALSE;
}
if (wndconfig->glProfile == GLFW_OPENGL_CORE_PROFILE)
flags = WGL_CONTEXT_CORE_PROFILE_BIT_ARB;
else if (wndconfig->glProfile == GLFW_OPENGL_COMPAT_PROFILE)
flags = WGL_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB;
else if (wndconfig->glProfile == GLFW_OPENGL_ES2_PROFILE)
flags = WGL_CONTEXT_ES2_PROFILE_BIT_EXT;
attribs[i++] = WGL_CONTEXT_PROFILE_MASK_ARB;
attribs[i++] = flags;

5
src/window.c
View File

@ -77,6 +77,7 @@ void _glfwSetDefaultWindowHints(void)
memset(&_glfwLibrary.hints, 0, sizeof(_glfwLibrary.hints));
// The default minimum OpenGL version is 1.0
_glfwLibrary.hints.clientAPI = GLFW_OPENGL_API;
_glfwLibrary.hints.glMajor = 1;
_glfwLibrary.hints.glMinor = 0;
@ -262,6 +263,7 @@ GLFWAPI GLFWwindow glfwCreateWindow(int width, int height,
wndconfig.refreshRate = Max(_glfwLibrary.hints.refreshRate, 0);
wndconfig.resizable = _glfwLibrary.hints.resizable ? GL_TRUE : GL_FALSE;
wndconfig.visible = _glfwLibrary.hints.visible ? GL_TRUE : GL_FALSE;
wndconfig.clientAPI = _glfwLibrary.hints.clientAPI;
wndconfig.glMajor = _glfwLibrary.hints.glMajor;
wndconfig.glMinor = _glfwLibrary.hints.glMinor;
wndconfig.glForward = _glfwLibrary.hints.glForward ? GL_TRUE : GL_FALSE;
@ -436,6 +438,9 @@ GLFWAPI void glfwWindowHint(int target, int hint)
case GLFW_FSAA_SAMPLES:
_glfwLibrary.hints.samples = hint;
break;
case GLFW_CLIENT_API:
_glfwLibrary.hints.clientAPI = hint;
break;
case GLFW_OPENGL_VERSION_MAJOR:
_glfwLibrary.hints.glMajor = hint;
break;

27
src/x11_opengl.c
View File

@ -295,6 +295,22 @@ static int createContext(_GLFWwindow* window,
setGLXattrib(attribs, index, GLX_CONTEXT_MINOR_VERSION_ARB, wndconfig->glMinor);
}
if (wndconfig->clientAPI == GLFW_OPENGL_ES_API)
{
if (!_glfwLibrary.GLX.ARB_create_context_profile ||
!_glfwLibrary.GLX.EXT_create_context_es2_profile)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"GLX: OpenGL ES 2.x requested but "
"GLX_EXT_create_context_es2_profile is unavailable");
return GL_FALSE;
}
setGLXattrib(attribs, index,
GLX_CONTEXT_PROFILE_MASK_ARB,
GLX_CONTEXT_ES2_PROFILE_BIT_EXT);
}
if (wndconfig->glForward || wndconfig->glDebug || wndconfig->glRobustness)
{
int flags = 0;
@ -323,21 +339,10 @@ static int createContext(_GLFWwindow* window,
return GL_FALSE;
}
if (wndconfig->glProfile == GLFW_OPENGL_ES2_PROFILE &&
!_glfwLibrary.GLX.EXT_create_context_es2_profile)
{
_glfwSetError(GLFW_VERSION_UNAVAILABLE,
"GLX: OpenGL ES 2.x profile requested but "
"GLX_EXT_create_context_es2_profile is unavailable");
return GL_FALSE;
}
if (wndconfig->glProfile == GLFW_OPENGL_CORE_PROFILE)
flags = GLX_CONTEXT_CORE_PROFILE_BIT_ARB;
else if (wndconfig->glProfile == GLFW_OPENGL_COMPAT_PROFILE)
flags = GLX_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB;
else if (wndconfig->glProfile == GLFW_OPENGL_ES2_PROFILE)
flags = GLX_CONTEXT_ES2_PROFILE_BIT_EXT;
setGLXattrib(attribs, index, GLX_CONTEXT_PROFILE_MASK_ARB, flags);
}

133
tests/glfwinfo.c
View File

@ -42,17 +42,20 @@
#define strcasecmp(x, y) _stricmp(x, y)
#endif
#define API_OPENGL "gl"
#define API_OPENGL_ES "es"
#define PROFILE_NAME_CORE "core"
#define PROFILE_NAME_COMPAT "compat"
#define PROFILE_NAME_ES2 "es2"
#define STRATEGY_NAME_NONE "none"
#define STRATEGY_NAME_LOSE "lose"
static void usage(void)
{
printf("Usage: glfwinfo [-h] [-m MAJOR] [-n MINOR] [-d] [-l] [-f] [-p PROFILE] [-r STRATEGY]\n");
printf("available profiles: " PROFILE_NAME_CORE " " PROFILE_NAME_COMPAT " " PROFILE_NAME_ES2 "\n");
printf("Usage: glfwinfo [-h] [-a API] [-m MAJOR] [-n MINOR] [-d] [-l] [-f] [-p PROFILE] [-r STRATEGY]\n");
printf("available APIs: " API_OPENGL " " API_OPENGL_ES "\n");
printf("available profiles: " PROFILE_NAME_CORE " " PROFILE_NAME_COMPAT "\n");
printf("available strategies: " STRATEGY_NAME_NONE " " STRATEGY_NAME_LOSE "\n");
}
@ -61,37 +64,35 @@ static void error_callback(int error, const char* description)
fprintf(stderr, "Error: %s in %s\n", glfwErrorString(error), description);
}
static const char* get_glfw_profile_name(int profile)
static const char* get_client_api_name(int api)
{
if (profile == GLFW_OPENGL_COMPAT_PROFILE)
return PROFILE_NAME_COMPAT;
else if (profile == GLFW_OPENGL_CORE_PROFILE)
return PROFILE_NAME_CORE;
else if (profile == GLFW_OPENGL_ES2_PROFILE)
return PROFILE_NAME_ES2;
if (api == GLFW_OPENGL_API)
return "OpenGL";
else if (api == GLFW_OPENGL_ES_API)
return "OpenGL ES";
return "unknown";
return "Unknown API";
}
static const char* get_profile_name(GLint mask)
{
if (mask & GL_CONTEXT_COMPATIBILITY_PROFILE_BIT)
return PROFILE_NAME_COMPAT;
return "compatibility";
if (mask & GL_CONTEXT_CORE_PROFILE_BIT)
return PROFILE_NAME_CORE;
return "core";
return "unknown";
}
static void list_extensions(int major, int minor)
static void list_extensions(int api, int major, int minor)
{
int i;
GLint count;
const GLubyte* extensions;
printf("OpenGL context supported extensions:\n");
printf("%s context supported extensions:\n", get_client_api_name(api));
if (major > 2)
if (api == GLFW_OPENGL_API && major > 2)
{
PFNGLGETSTRINGIPROC glGetStringi = (PFNGLGETSTRINGIPROC) glfwGetProcAddress("glGetStringi");
if (!glGetStringi)
@ -147,7 +148,7 @@ static GLboolean valid_version(void)
int main(int argc, char** argv)
{
int ch, profile = 0, strategy = 0, major = 1, minor = 0, revision;
int ch, api = 0, profile = 0, strategy = 0, major = 1, minor = 0, revision;
GLboolean debug = GL_FALSE, forward = GL_FALSE, list = GL_FALSE;
GLint flags, mask;
GLFWwindow window;
@ -155,10 +156,20 @@ int main(int argc, char** argv)
if (!valid_version())
exit(EXIT_FAILURE);
while ((ch = getopt(argc, argv, "dfhlm:n:p:r:")) != -1)
while ((ch = getopt(argc, argv, "a:dfhlm:n:p:r:")) != -1)
{
switch (ch)
{
case 'a':
if (strcasecmp(optarg, API_OPENGL) == 0)
api = GLFW_OPENGL_API;
else if (strcasecmp(optarg, API_OPENGL_ES) == 0)
api = GLFW_OPENGL_ES_API;
else
{
usage();
exit(EXIT_FAILURE);
}
case 'd':
debug = GL_TRUE;
break;
@ -182,8 +193,6 @@ int main(int argc, char** argv)
profile = GLFW_OPENGL_CORE_PROFILE;
else if (strcasecmp(optarg, PROFILE_NAME_COMPAT) == 0)
profile = GLFW_OPENGL_COMPAT_PROFILE;
else if (strcasecmp(optarg, PROFILE_NAME_ES2) == 0)
profile = GLFW_OPENGL_ES2_PROFILE;
else
{
usage();
@ -226,6 +235,9 @@ int main(int argc, char** argv)
glfwWindowHint(GLFW_OPENGL_VERSION_MINOR, minor);
}
if (api != 0)
glfwWindowHint(GLFW_CLIENT_API, api);
if (debug)
glfwWindowHint(GLFW_OPENGL_DEBUG_CONTEXT, GL_TRUE);
@ -249,62 +261,77 @@ int main(int argc, char** argv)
glfwMakeContextCurrent(window);
// Report OpenGL version
printf("OpenGL context version string: \"%s\"\n", glGetString(GL_VERSION));
// Report client API version
api = glfwGetWindowParam(window, GLFW_CLIENT_API);
major = glfwGetWindowParam(window, GLFW_OPENGL_VERSION_MAJOR);
minor = glfwGetWindowParam(window, GLFW_OPENGL_VERSION_MINOR);
revision = glfwGetWindowParam(window, GLFW_OPENGL_REVISION);
printf("OpenGL context version parsed by GLFW: %u.%u.%u\n", major, minor, revision);
printf("%s context version string: \"%s\"\n",
get_client_api_name(api),
glGetString(GL_VERSION));
// Report OpenGL context properties
printf("%s context version parsed by GLFW: %u.%u.%u\n",
get_client_api_name(api),
major, minor, revision);
if (major >= 3)
// Report client API context properties
if (api == GLFW_OPENGL_API)
{
glGetIntegerv(GL_CONTEXT_FLAGS, &flags);
printf("OpenGL context flags (0x%08x):", flags);
if (major >= 3)
{
glGetIntegerv(GL_CONTEXT_FLAGS, &flags);
printf("%s context flags (0x%08x):", get_client_api_name(api), flags);
if (flags & GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT)
printf(" forward-compatible");
if (flags & 0)
printf(" debug");
putchar('\n');
if (flags & GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT)
printf(" forward-compatible");
if (flags & 0)
printf(" debug");
putchar('\n');
printf("OpenGL context flags parsed by GLFW:");
printf("%s context flags parsed by GLFW:", get_client_api_name(api));
if (glfwGetWindowParam(window, GLFW_OPENGL_FORWARD_COMPAT))
printf(" forward-compatible");
if (glfwGetWindowParam(window, GLFW_OPENGL_DEBUG_CONTEXT))
printf(" debug");
putchar('\n');
if (glfwGetWindowParam(window, GLFW_OPENGL_FORWARD_COMPAT))
printf(" forward-compatible");
if (glfwGetWindowParam(window, GLFW_OPENGL_DEBUG_CONTEXT))
printf(" debug");
putchar('\n');
}
if (major > 3 || (major == 3 && minor >= 2))
{
glGetIntegerv(GL_CONTEXT_PROFILE_MASK, &mask);
printf("%s profile mask (0x%08x): %s\n",
get_client_api_name(api),
mask,
get_profile_name(mask));
printf("%s profile mask parsed by GLFW:\n", get_client_api_name(api));
}
}
if (major > 3 || (major == 3 && minor >= 2))
{
glGetIntegerv(GL_CONTEXT_PROFILE_MASK, &mask);
printf("OpenGL profile mask (0x%08x): %s\n", mask, get_profile_name(mask));
printf("OpenGL profile mask parsed by GLFW: %s\n",
get_glfw_profile_name(glfwGetWindowParam(window, GLFW_OPENGL_PROFILE)));
}
printf("%s context renderer string: \"%s\"\n",
get_client_api_name(api),
glGetString(GL_RENDERER));
printf("%s context vendor string: \"%s\"\n",
get_client_api_name(api),
glGetString(GL_VENDOR));
printf("OpenGL context debug flag saved by GLFW: %s\n",
glfwGetWindowParam(window, GLFW_OPENGL_DEBUG_CONTEXT) ? "true" : "false");
printf("OpenGL context renderer string: \"%s\"\n", glGetString(GL_RENDERER));
printf("OpenGL context vendor string: \"%s\"\n", glGetString(GL_VENDOR));
if (major > 1)
{
printf("OpenGL context shading language version: \"%s\"\n",
printf("%s context shading language version: \"%s\"\n",
get_client_api_name(api),
glGetString(GL_SHADING_LANGUAGE_VERSION));
}
// Report OpenGL extensions
// Report client API extensions
if (list)
list_extensions(major, minor);
list_extensions(api, major, minor);
glfwTerminate();
exit(EXIT_SUCCESS);