import Mesa 11.0.6

1 files changed, 209 insertions, 0 deletions

diff --git a/lib/mesa/src/glx/dri_common_query_renderer.c b/lib/mesa/src/glx/dri_common_query_renderer.c
new file mode 100644
index 000000000..ebeedc9c0
--- /dev/null
+++ b/lib/mesa/src/glx/dri_common_query_renderer.c
@@ -0,0 +1,209 @@
+/*
+ * Copyright © 2013 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#if defined(GLX_DIRECT_RENDERING) && !defined(GLX_USE_APPLEGL)
+
+#include "glxclient.h"
+#include "glx_error.h"
+#include "dri_interface.h"
+#include "dri2_priv.h"
+#if defined(HAVE_DRI3)
+#include "dri3_priv.h"
+#endif
+#include "drisw_priv.h"
+
+#define __RENDERER(attrib) \
+    { GLX_RENDERER_##attrib##_MESA, __DRI2_RENDERER_##attrib }
+
+static const struct {
+   unsigned int glx_attrib, dri2_attrib;
+} query_renderer_map[] = {
+  __RENDERER(VENDOR_ID),
+  __RENDERER(DEVICE_ID),
+  __RENDERER(VERSION),
+  __RENDERER(ACCELERATED),
+  __RENDERER(VIDEO_MEMORY),
+  __RENDERER(UNIFIED_MEMORY_ARCHITECTURE),
+  __RENDERER(PREFERRED_PROFILE),
+  __RENDERER(OPENGL_CORE_PROFILE_VERSION),
+  __RENDERER(OPENGL_COMPATIBILITY_PROFILE_VERSION),
+  __RENDERER(OPENGL_ES_PROFILE_VERSION),
+  __RENDERER(OPENGL_ES2_PROFILE_VERSION),
+};
+
+#undef __RENDERER
+
+static int
+dri2_convert_glx_query_renderer_attribs(int attribute)
+{
+   unsigned i;
+
+   for (i = 0; i < ARRAY_SIZE(query_renderer_map); i++)
+      if (query_renderer_map[i].glx_attrib == attribute)
+         return query_renderer_map[i].dri2_attrib;
+
+   return -1;
+}
+
+/* Convert internal dri context profile bits into GLX context profile bits */
+static inline void
+dri_convert_context_profile_bits(int attribute, unsigned int *value)
+{
+   if (attribute == GLX_RENDERER_PREFERRED_PROFILE_MESA) {
+      if (value[0] == (1U << __DRI_API_OPENGL_CORE))
+         value[0] = GLX_CONTEXT_CORE_PROFILE_BIT_ARB;
+      else if (value[0] == (1U << __DRI_API_OPENGL))
+         value[0] = GLX_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB;
+   }
+}
+
+_X_HIDDEN int
+dri2_query_renderer_integer(struct glx_screen *base, int attribute,
+                            unsigned int *value)
+{
+   int ret;
+   struct dri2_screen *const psc = (struct dri2_screen *) base;
+
+   /* Even though there are invalid values (and
+    * dri2_convert_glx_query_renderer_attribs may return -1), the higher level
+    * GLX code is required to perform the filtering.  Assume that we got a
+    * good value.
+    */
+   const int dri_attribute = dri2_convert_glx_query_renderer_attribs(attribute);
+
+   if (psc->rendererQuery == NULL)
+      return -1;
+
+   ret = psc->rendererQuery->queryInteger(psc->driScreen, dri_attribute,
+                                          value);
+   dri_convert_context_profile_bits(attribute, value);
+
+   return ret;
+}
+
+_X_HIDDEN int
+dri2_query_renderer_string(struct glx_screen *base, int attribute,
+                           const char **value)
+{
+   struct dri2_screen *const psc = (struct dri2_screen *) base;
+
+   /* Even though queryString only accepts a subset of the possible GLX
+    * queries, the higher level GLX code is required to perform the filtering.
+    * Assume that we got a good value.
+    */
+   const int dri_attribute = dri2_convert_glx_query_renderer_attribs(attribute);
+
+   if (psc->rendererQuery == NULL)
+      return -1;
+
+   return psc->rendererQuery->queryString(psc->driScreen, dri_attribute, value);
+}
+
+#if defined(HAVE_DRI3)
+_X_HIDDEN int
+dri3_query_renderer_integer(struct glx_screen *base, int attribute,
+                            unsigned int *value)
+{
+   int ret;
+   struct dri3_screen *const psc = (struct dri3_screen *) base;
+
+   /* Even though there are invalid values (and
+    * dri2_convert_glx_query_renderer_attribs may return -1), the higher level
+    * GLX code is required to perform the filtering.  Assume that we got a
+    * good value.
+    */
+   const int dri_attribute = dri2_convert_glx_query_renderer_attribs(attribute);
+
+   if (psc->rendererQuery == NULL)
+      return -1;
+
+   ret = psc->rendererQuery->queryInteger(psc->driScreen, dri_attribute,
+                                          value);
+   dri_convert_context_profile_bits(attribute, value);
+
+   return ret;
+}
+
+_X_HIDDEN int
+dri3_query_renderer_string(struct glx_screen *base, int attribute,
+                           const char **value)
+{
+   struct dri3_screen *const psc = (struct dri3_screen *) base;
+
+   /* Even though queryString only accepts a subset of the possible GLX
+    * queries, the higher level GLX code is required to perform the filtering.
+    * Assume that we got a good value.
+    */
+   const int dri_attribute = dri2_convert_glx_query_renderer_attribs(attribute);
+
+   if (psc->rendererQuery == NULL)
+      return -1;
+
+   return psc->rendererQuery->queryString(psc->driScreen, dri_attribute, value);
+}
+#endif /* HAVE_DRI3 */
+
+_X_HIDDEN int
+drisw_query_renderer_integer(struct glx_screen *base, int attribute,
+                             unsigned int *value)
+{
+   int ret;
+   struct drisw_screen *const psc = (struct drisw_screen *) base;
+
+   /* Even though there are invalid values (and
+    * dri2_convert_glx_query_renderer_attribs may return -1), the higher level
+    * GLX code is required to perform the filtering.  Assume that we got a
+    * good value.
+    */
+   const int dri_attribute = dri2_convert_glx_query_renderer_attribs(attribute);
+
+   if (psc->rendererQuery == NULL)
+      return -1;
+
+   ret = psc->rendererQuery->queryInteger(psc->driScreen, dri_attribute,
+                                          value);
+   dri_convert_context_profile_bits(attribute, value);
+
+   return ret;
+}
+
+_X_HIDDEN int
+drisw_query_renderer_string(struct glx_screen *base, int attribute,
+                            const char **value)
+{
+   struct drisw_screen *const psc = (struct drisw_screen *) base;
+
+   /* Even though queryString only accepts a subset of the possible GLX
+    * queries, the higher level GLX code is required to perform the filtering.
+    * Assume that we got a good value.
+    */
+   const int dri_attribute = dri2_convert_glx_query_renderer_attribs(attribute);
+
+   if (psc->rendererQuery == NULL)
+      return -1;
+
+   return psc->rendererQuery->queryString(psc->driScreen, dri_attribute, value);
+}
+
+
+#endif /* GLX_DIRECT_RENDERING */