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Diffstat (limited to 'src/mesa/main/occlude.c')
-rw-r--r--src/mesa/main/occlude.c123
1 files changed, 81 insertions, 42 deletions
diff --git a/src/mesa/main/occlude.c b/src/mesa/main/occlude.c
index e3c591defd..e27ba9d42c 100644
--- a/src/mesa/main/occlude.c
+++ b/src/mesa/main/occlude.c
@@ -23,11 +23,6 @@
*/
-/*
- * Functions to implement the GL_ARB_occlusion_query extension.
- */
-
-
#include "glheader.h"
#include "context.h"
#include "hash.h"
@@ -37,17 +32,18 @@
/**
- * Allocate a new occlusion query object.
- * \param target - must be GL_SAMPLES_PASSED_ARB at this time
+ * Allocate a new query object. This is a fallback routine called via
+ * ctx->Driver.NewQueryObject().
+ * \param target - GL_SAMPLES_PASSED_ARB or GL_TIME_ELAPSED_EXT or 0.
+ * \param ctx - rendering context
* \param id - the object's ID
* \return pointer to new query_object object or NULL if out of memory.
*/
-static struct gl_query_object *
-new_query_object(GLenum target, GLuint id)
+struct gl_query_object *
+_mesa_new_query_object(GLcontext *ctx, GLuint id)
{
struct gl_query_object *q = MALLOC_STRUCT(gl_query_object);
if (q) {
- q->Target = target;
q->Id = id;
q->Result = 0;
q->Active = GL_FALSE;
@@ -80,8 +76,8 @@ lookup_query_object(GLcontext *ctx, GLuint id)
void GLAPIENTRY
_mesa_GenQueriesARB(GLsizei n, GLuint *ids)
{
- GET_CURRENT_CONTEXT(ctx);
GLuint first;
+ GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
if (n < 0) {
@@ -90,7 +86,8 @@ _mesa_GenQueriesARB(GLsizei n, GLuint *ids)
}
/* No query objects can be active at this time! */
- if (ctx->Query.CurrentOcclusionObject) {
+ if (ctx->Query.CurrentOcclusionObject ||
+ ctx->Query.CurrentTimerObject) {
_mesa_error(ctx, GL_INVALID_OPERATION, "glGenQueriesARB");
return;
}
@@ -99,8 +96,8 @@ _mesa_GenQueriesARB(GLsizei n, GLuint *ids)
if (first) {
GLsizei i;
for (i = 0; i < n; i++) {
- struct gl_query_object *q = new_query_object(GL_SAMPLES_PASSED_ARB,
- first + i);
+ struct gl_query_object *q
+ = ctx->Driver.NewQueryObject(ctx, first + i);
if (!q) {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "glGenQueriesARB");
return;
@@ -115,8 +112,8 @@ _mesa_GenQueriesARB(GLsizei n, GLuint *ids)
void GLAPIENTRY
_mesa_DeleteQueriesARB(GLsizei n, const GLuint *ids)
{
- GET_CURRENT_CONTEXT(ctx);
GLint i;
+ GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
if (n < 0) {
@@ -125,7 +122,8 @@ _mesa_DeleteQueriesARB(GLsizei n, const GLuint *ids)
}
/* No query objects can be active at this time! */
- if (ctx->Query.CurrentOcclusionObject) {
+ if (ctx->Query.CurrentOcclusionObject ||
+ ctx->Query.CurrentTimerObject) {
_mesa_error(ctx, GL_INVALID_OPERATION, "glDeleteQueriesARB");
return;
}
@@ -159,15 +157,36 @@ _mesa_IsQueryARB(GLuint id)
void GLAPIENTRY
_mesa_BeginQueryARB(GLenum target, GLuint id)
{
- GET_CURRENT_CONTEXT(ctx);
struct gl_query_object *q;
+ GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
FLUSH_VERTICES(ctx, _NEW_DEPTH);
- if (target != GL_SAMPLES_PASSED_ARB) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glBeginQueryARB(target)");
- return;
+ switch (target) {
+ case GL_SAMPLES_PASSED_ARB:
+ if (!ctx->Extensions.ARB_occlusion_query) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glBeginQueryARB(target)");
+ return;
+ }
+ if (ctx->Query.CurrentOcclusionObject) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glBeginQueryARB");
+ return;
+ }
+ break;
+ case GL_TIME_ELAPSED_EXT:
+ if (!ctx->Extensions.EXT_timer_query) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glBeginQueryARB(target)");
+ return;
+ }
+ if (ctx->Query.CurrentTimerObject) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glBeginQueryARB");
+ return;
+ }
+ break;
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glBeginQueryARB(target)");
+ return;
}
if (id == 0) {
@@ -175,15 +194,10 @@ _mesa_BeginQueryARB(GLenum target, GLuint id)
return;
}
- if (ctx->Query.CurrentOcclusionObject) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "glBeginQueryARB(target)");
- return;
- }
-
q = lookup_query_object(ctx, id);
if (!q) {
/* create new object */
- q = new_query_object(target, id);
+ q = ctx->Driver.NewQueryObject(ctx, id);
if (!q) {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "glBeginQueryARB");
return;
@@ -192,11 +206,6 @@ _mesa_BeginQueryARB(GLenum target, GLuint id)
}
else {
/* pre-existing object */
- if (q->Target != target) {
- _mesa_error(ctx, GL_INVALID_OPERATION,
- "glBeginQueryARB(target mismatch)");
- return;
- }
if (q->Active) {
_mesa_error(ctx, GL_INVALID_OPERATION,
"glBeginQueryARB(query already active)");
@@ -207,10 +216,16 @@ _mesa_BeginQueryARB(GLenum target, GLuint id)
q->Active = GL_TRUE;
q->Result = 0;
q->Ready = GL_FALSE;
- ctx->Query.CurrentOcclusionObject = q;
+
+ if (target == GL_SAMPLES_PASSED_ARB) {
+ ctx->Query.CurrentOcclusionObject = q;
+ }
+ else if (target == GL_TIME_ELAPSED_EXT) {
+ ctx->Query.CurrentTimerObject = q;
+ }
if (ctx->Driver.BeginQuery) {
- ctx->Driver.BeginQuery(ctx, q);
+ ctx->Driver.BeginQuery(ctx, target, q);
}
}
@@ -218,17 +233,29 @@ _mesa_BeginQueryARB(GLenum target, GLuint id)
void GLAPIENTRY
_mesa_EndQueryARB(GLenum target)
{
- GET_CURRENT_CONTEXT(ctx);
struct gl_query_object *q;
+ GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
FLUSH_VERTICES(ctx, _NEW_DEPTH);
switch (target) {
case GL_SAMPLES_PASSED_ARB:
+ if (!ctx->Extensions.ARB_occlusion_query) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glEndQueryARB(target)");
+ return;
+ }
q = ctx->Query.CurrentOcclusionObject;
ctx->Query.CurrentOcclusionObject = NULL;
break;
+ case GL_TIME_ELAPSED_EXT:
+ if (!ctx->Extensions.EXT_timer_query) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glEndQueryARB(target)");
+ return;
+ }
+ q = ctx->Query.CurrentTimerObject;
+ ctx->Query.CurrentTimerObject = NULL;
+ break;
default:
_mesa_error(ctx, GL_INVALID_ENUM, "glEndQueryARB(target)");
return;
@@ -242,9 +269,10 @@ _mesa_EndQueryARB(GLenum target)
q->Active = GL_FALSE;
if (ctx->Driver.EndQuery) {
- ctx->Driver.EndQuery(ctx, q);
+ ctx->Driver.EndQuery(ctx, target, q);
}
else {
+ /* if we're using software rendering/querying */
q->Ready = GL_TRUE;
}
}
@@ -253,14 +281,25 @@ _mesa_EndQueryARB(GLenum target)
void GLAPIENTRY
_mesa_GetQueryivARB(GLenum target, GLenum pname, GLint *params)
{
- GET_CURRENT_CONTEXT(ctx);
struct gl_query_object *q;
+ GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
switch (target) {
case GL_SAMPLES_PASSED_ARB:
+ if (!ctx->Extensions.ARB_occlusion_query) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glEndQueryARB(target)");
+ return;
+ }
q = ctx->Query.CurrentOcclusionObject;
break;
+ case GL_TIME_ELAPSED_EXT:
+ if (!ctx->Extensions.EXT_timer_query) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glEndQueryARB(target)");
+ return;
+ }
+ q = ctx->Query.CurrentTimerObject;
+ break;
default:
_mesa_error(ctx, GL_INVALID_ENUM, "glGetQueryivARB(target)");
return;
@@ -283,8 +322,8 @@ _mesa_GetQueryivARB(GLenum target, GLenum pname, GLint *params)
void GLAPIENTRY
_mesa_GetQueryObjectivARB(GLuint id, GLenum pname, GLint *params)
{
- GET_CURRENT_CONTEXT(ctx);
struct gl_query_object *q = NULL;
+ GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
if (id)
@@ -321,8 +360,8 @@ _mesa_GetQueryObjectivARB(GLuint id, GLenum pname, GLint *params)
void GLAPIENTRY
_mesa_GetQueryObjectuivARB(GLuint id, GLenum pname, GLuint *params)
{
- GET_CURRENT_CONTEXT(ctx);
struct gl_query_object *q = NULL;
+ GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
if (id)
@@ -358,10 +397,10 @@ _mesa_GetQueryObjectuivARB(GLuint id, GLenum pname, GLuint *params)
/**
- * Allocate/init the context state related to occlusion query objects.
+ * Allocate/init the context state related to query objects.
*/
void
-_mesa_init_occlude(GLcontext *ctx)
+_mesa_init_query(GLcontext *ctx)
{
#if FEATURE_ARB_occlusion_query
ctx->Query.QueryObjects = _mesa_NewHashTable();
@@ -371,10 +410,10 @@ _mesa_init_occlude(GLcontext *ctx)
/**
- * Free the context state related to occlusion query objects.
+ * Free the context state related to query objects.
*/
void
-_mesa_free_occlude_data(GLcontext *ctx)
+_mesa_free_query_data(GLcontext *ctx)
{
while (1) {
GLuint id = _mesa_HashFirstEntry(ctx->Query.QueryObjects);
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-24 14:03:18 +0000