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authorDavid Robillard <d@drobilla.net>2019-09-14 10:30:31 +0200
committerDavid Robillard <d@drobilla.net>2019-09-14 11:19:55 +0200
commitdd6a9c09695161814d53fc2402178eaab348ca85 (patch)
tree073bac38bb33de95088e80c607cc6adf9093a71b /pugl
parent2c8d8e2335c178b5818a219bcf4df149293d549a (diff)
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Add support for using a debug OpenGL context
Diffstat (limited to 'pugl')
-rw-r--r--pugl/detail/win_gl.c5
-rw-r--r--pugl/detail/x11_gl.c3
-rw-r--r--pugl/pugl.h1
3 files changed, 8 insertions, 1 deletions
diff --git a/pugl/detail/win_gl.c b/pugl/detail/win_gl.c
index db8fee5..4cbb796 100644
--- a/pugl/detail/win_gl.c
+++ b/pugl/detail/win_gl.c
@@ -54,6 +54,7 @@
#define WGL_CONTEXT_CORE_PROFILE_BIT_ARB 0x00000001
#define WGL_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB 0x00000002
+#define WGL_CONTEXT_DEBUG_BIT_ARB 0x00000001
typedef HGLRC (*WglCreateContextAttribs)(HDC, HGLRC, const int*);
typedef BOOL (*WglSwapInterval)(int);
@@ -190,7 +191,9 @@ puglWinGlCreate(PuglView* view)
const int contextAttribs[] = {
WGL_CONTEXT_MAJOR_VERSION_ARB, view->hints[PUGL_CONTEXT_VERSION_MAJOR],
WGL_CONTEXT_MINOR_VERSION_ARB, view->hints[PUGL_CONTEXT_VERSION_MINOR],
- WGL_CONTEXT_PROFILE_MASK_ARB,
+ WGL_CONTEXT_FLAGS_ARB, (view->hints[PUGL_USE_DEBUG_CONTEXT]
+ ? WGL_CONTEXT_DEBUG_BIT_ARB
+ : 0),
(view->hints[PUGL_USE_COMPAT_PROFILE]
? WGL_CONTEXT_CORE_PROFILE_BIT_ARB
: WGL_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB),
diff --git a/pugl/detail/x11_gl.c b/pugl/detail/x11_gl.c
index ea93de2..f5dbe2c 100644
--- a/pugl/detail/x11_gl.c
+++ b/pugl/detail/x11_gl.c
@@ -119,6 +119,9 @@ puglX11GlCreate(PuglView* view)
const int ctx_attrs[] = {
GLX_CONTEXT_MAJOR_VERSION_ARB, view->hints[PUGL_CONTEXT_VERSION_MAJOR],
GLX_CONTEXT_MINOR_VERSION_ARB, view->hints[PUGL_CONTEXT_VERSION_MINOR],
+ GLX_CONTEXT_FLAGS_ARB, (view->hints[PUGL_USE_DEBUG_CONTEXT]
+ ? GLX_CONTEXT_DEBUG_BIT_ARB
+ : 0),
GLX_CONTEXT_PROFILE_MASK_ARB, (view->hints[PUGL_USE_COMPAT_PROFILE]
? GLX_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB
: GLX_CONTEXT_CORE_PROFILE_BIT_ARB),
diff --git a/pugl/pugl.h b/pugl/pugl.h
index 9a93511..70d6f42 100644
--- a/pugl/pugl.h
+++ b/pugl/pugl.h
@@ -78,6 +78,7 @@ typedef enum {
*/
typedef enum {
PUGL_USE_COMPAT_PROFILE, /**< Use compatible (not core) OpenGL profile */
+ PUGL_USE_DEBUG_CONTEXT, /**< True to use a debug OpenGL context */
PUGL_CONTEXT_VERSION_MAJOR, /**< OpenGL context major version */
PUGL_CONTEXT_VERSION_MINOR, /**< OpenGL context minor version */
PUGL_RED_BITS, /**< Number of bits for red channel */