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authorBrian Paul <[email protected]>2005-08-27 14:04:37 +0000
committerBrian Paul <[email protected]>2005-08-27 14:04:37 +0000
commit082501a74c16d7b16ea4fb17b3d47aa24d05f4e3 (patch)
tree592ca9c2a06c463b121bfe159f634b797e58a4f7 /src
parent23ffc3a85d6172f8a98d17d7f23610bab808d84e (diff)
check the Ready flag when getting GL_QUERY_RESULT_ARB
Diffstat (limited to 'src')
-rw-r--r--src/mesa/main/occlude.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/src/mesa/main/occlude.c b/src/mesa/main/occlude.c
index 2f57a3cfe2e..e3c591defdd 100644
--- a/src/mesa/main/occlude.c
+++ b/src/mesa/main/occlude.c
@@ -51,6 +51,7 @@ new_query_object(GLenum target, GLuint id)
q->Id = id;
q->Result = 0;
q->Active = GL_FALSE;
+ q->Ready = GL_TRUE; /* correct, see spec */
}
return q;
}
@@ -297,6 +298,13 @@ _mesa_GetQueryObjectivARB(GLuint id, GLenum pname, GLint *params)
switch (pname) {
case GL_QUERY_RESULT_ARB:
+ while (!q->Ready) {
+ /* Wait for the query to finish! */
+ /* If using software rendering, the result will always be ready
+ * by time we get here. Otherwise, we must be using hardware!
+ */
+ ASSERT(ctx->Driver.EndQuery);
+ }
*params = q->Result;
break;
case GL_QUERY_RESULT_AVAILABLE_ARB:
@@ -328,6 +336,13 @@ _mesa_GetQueryObjectuivARB(GLuint id, GLenum pname, GLuint *params)
switch (pname) {
case GL_QUERY_RESULT_ARB:
+ while (!q->Ready) {
+ /* Wait for the query to finish! */
+ /* If using software rendering, the result will always be ready
+ * by time we get here. Otherwise, we must be using hardware!
+ */
+ ASSERT(ctx->Driver.EndQuery);
+ }
*params = q->Result;
break;
case GL_QUERY_RESULT_AVAILABLE_ARB: