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authormarha <marha@users.sourceforge.net>2012-07-12 08:00:44 +0200
committermarha <marha@users.sourceforge.net>2012-07-12 08:00:44 +0200
commit2c8d7aa6bda138693fa1827852ba6b75d1721ff8 (patch)
treef9ff8aa0440f6870ea25db9de27a226fecc1604e /gl/internal
parent0d90d39cece3eb381fe59941059eca1782b556b4 (diff)
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Diffstat (limited to 'gl/internal')
-rw-r--r--gl/internal/dri_interface.h62
1 files changed, 62 insertions, 0 deletions
diff --git a/gl/internal/dri_interface.h b/gl/internal/dri_interface.h
index fd29e8256..bcdd7f605 100644
--- a/gl/internal/dri_interface.h
+++ b/gl/internal/dri_interface.h
@@ -812,10 +812,28 @@ struct __DRIdri2LoaderExtensionRec {
#define __DRI_CTX_ATTRIB_MINOR_VERSION 1
#define __DRI_CTX_ATTRIB_FLAGS 2
+/**
+ * \requires __DRI2_ROBUSTNESS.
+ */
+#define __DRI_CTX_ATTRIB_RESET_STRATEGY 3
+
#define __DRI_CTX_FLAG_DEBUG 0x00000001
#define __DRI_CTX_FLAG_FORWARD_COMPATIBLE 0x00000002
/**
+ * \requires __DRI2_ROBUSTNESS.
+ */
+#define __DRI_CTX_FLAG_ROBUST_BUFFER_ACCESS 0x00000004
+
+/**
+ * \name Context reset strategies.
+ */
+/*@{*/
+#define __DRI_CTX_RESET_NO_NOTIFICATION 0
+#define __DRI_CTX_RESET_LOSE_CONTEXT 1
+/*@}*/
+
+/**
* \name Reasons that __DRIdri2Extension::createContextAttribs might fail
*/
/*@{*/
@@ -905,12 +923,19 @@ struct __DRIdri2ExtensionRec {
* tokens, except in the native endian of the CPU. For example, on
* little endian __DRI_IMAGE_FORMAT_XRGB8888 corresponds to
* MESA_FORMAT_XRGB8888, but MESA_FORMAT_XRGB8888_REV on big endian.
+ *
+ * __DRI_IMAGE_FORMAT_NONE is for images that aren't directly usable
+ * by the driver (YUV planar formats) but serve as a base image for
+ * creating sub-images for the different planes within the image.
*/
#define __DRI_IMAGE_FORMAT_RGB565 0x1001
#define __DRI_IMAGE_FORMAT_XRGB8888 0x1002
#define __DRI_IMAGE_FORMAT_ARGB8888 0x1003
#define __DRI_IMAGE_FORMAT_ABGR8888 0x1004
#define __DRI_IMAGE_FORMAT_XBGR8888 0x1005
+#define __DRI_IMAGE_FORMAT_R8 0x1006 /* Since version 5 */
+#define __DRI_IMAGE_FORMAT_GR88 0x1007
+#define __DRI_IMAGE_FORMAT_NONE 0x1008
#define __DRI_IMAGE_USE_SHARE 0x0001
#define __DRI_IMAGE_USE_SCANOUT 0x0002
@@ -967,6 +992,26 @@ struct __DRIimageExtensionRec {
* \since 4
*/
int (*write)(__DRIimage *image, const void *buf, size_t count);
+
+ /**
+ * Create an image out of a sub-region of a parent image. This
+ * entry point lets us create individual __DRIimages for different
+ * planes in a planar buffer (typically yuv), for example. While a
+ * sub-image shares the underlying buffer object with the parent
+ * image and other sibling sub-images, the life times of parent and
+ * sub-images are not dependent. Destroying the parent or a
+ * sub-image doesn't affect other images. The underlying buffer
+ * object is free when no __DRIimage remains that references it.
+ *
+ * Sub-images may overlap, but rendering to overlapping sub-images
+ * is undefined.
+ *
+ * \since 5
+ */
+ __DRIimage *(*createSubImage)(__DRIimage *image,
+ int width, int height, int format,
+ int offset, int pitch,
+ void *loaderPrivate);
};
@@ -1004,4 +1049,21 @@ struct __DRI2configQueryExtensionRec {
int (*configQueryi)(__DRIscreen *screen, const char *var, GLint *val);
int (*configQueryf)(__DRIscreen *screen, const char *var, GLfloat *val);
};
+
+/**
+ * Robust context driver extension.
+ *
+ * Existence of this extension means the driver can accept the
+ * \c __DRI_CTX_FLAG_ROBUST_BUFFER_ACCESS flag and the
+ * \c __DRI_CTX_ATTRIB_RESET_STRATEGY attribute in
+ * \c __DRIdri2ExtensionRec::createContextAttribs.
+ */
+#define __DRI2_ROBUSTNESS "DRI_Robustness"
+#define __DRI2_ROBUSTNESS_VERSION 1
+
+typedef struct __DRIrobustnessExtensionRec __DRIrobustnessExtension;
+struct __DRIrobustnessExtensionRec {
+ __DRIextension base;
+};
+
#endif