diff options
Diffstat (limited to 'src/mesa/main/queryobj.c')
| -rw-r--r-- | src/mesa/main/queryobj.c | 117 |
1 files changed, 65 insertions, 52 deletions
diff --git a/src/mesa/main/queryobj.c b/src/mesa/main/queryobj.c index 0e59ba615a7..a1e32e70ba9 100644 --- a/src/mesa/main/queryobj.c +++ b/src/mesa/main/queryobj.c @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 6.5.1 + * Version: 7.1 * - * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. + * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -54,14 +54,50 @@ _mesa_new_query_object(GLcontext *ctx, GLuint id) /** + * Begin a query. Software driver fallback. + * Called via ctx->Driver.BeginQuery(). + */ +void +_mesa_begin_query(GLcontext *ctx, struct gl_query_object *q) +{ + /* no-op */ +} + + +/** + * End a query. Software driver fallback. + * Called via ctx->Driver.EndQuery(). + */ +void +_mesa_end_query(GLcontext *ctx, struct gl_query_object *q) +{ + q->Ready = GL_TRUE; +} + + +/** + * Wait for query to complete. Software driver fallback. + * Called via ctx->Driver.WaitQuery(). + */ +void +_mesa_wait_query(GLcontext *ctx, struct gl_query_object *q) +{ + /* For software drivers, _mesa_end_query() should have completed the query. + * For real hardware, implement a proper WaitQuery() driver function. + */ + assert(q->Ready); +} + + +/** * Delete an occlusion query object. * Not removed from hash table here. * XXX maybe add Delete() method to gl_query_object class and call that instead */ -static void -delete_query_object(struct gl_query_object *q) +void +_mesa_delete_query(struct gl_query_object *q) { - FREE(q); + _mesa_free(q); } @@ -135,7 +171,7 @@ _mesa_DeleteQueriesARB(GLsizei n, const GLuint *ids) if (q) { ASSERT(!q->Active); /* should be caught earlier */ _mesa_HashRemove(ctx->Query.QueryObjects, ids[i]); - delete_query_object(q); + ctx->Driver.DeleteQuery(ctx, q); } } } @@ -216,6 +252,7 @@ _mesa_BeginQueryARB(GLenum target, GLuint id) } } + q->Target = target; q->Active = GL_TRUE; q->Result = 0; q->Ready = GL_FALSE; @@ -229,9 +266,7 @@ _mesa_BeginQueryARB(GLenum target, GLuint id) } #endif - if (ctx->Driver.BeginQuery) { - ctx->Driver.BeginQuery(ctx, target, q); - } + ctx->Driver.BeginQuery(ctx, q); } @@ -275,13 +310,7 @@ _mesa_EndQueryARB(GLenum target) } q->Active = GL_FALSE; - if (ctx->Driver.EndQuery) { - ctx->Driver.EndQuery(ctx, target, q); - } - else { - /* if we're using software rendering/querying */ - q->Ready = GL_TRUE; - } + ctx->Driver.EndQuery(ctx, q); } @@ -346,23 +375,19 @@ _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); - } + if (!q->Ready) + ctx->Driver.WaitQuery(ctx, q); /* if result is too large for returned type, clamp to max value */ if (q->Result > 0x7fffffff) { *params = 0x7fffffff; } else { - *params = q->Result; + *params = (GLint)q->Result; } break; case GL_QUERY_RESULT_AVAILABLE_ARB: - /* XXX revisit when we have a hardware implementation! */ + if (!q->Ready) + ctx->Driver.CheckQuery( ctx, q ); *params = q->Ready; break; default: @@ -390,23 +415,19 @@ _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); - } + if (!q->Ready) + ctx->Driver.WaitQuery(ctx, q); /* if result is too large for returned type, clamp to max value */ if (q->Result > 0xffffffff) { *params = 0xffffffff; } else { - *params = q->Result; + *params = (GLuint)q->Result; } break; case GL_QUERY_RESULT_AVAILABLE_ARB: - /* XXX revisit when we have a hardware implementation! */ + if (!q->Ready) + ctx->Driver.CheckQuery( ctx, q ); *params = q->Ready; break; default: @@ -439,17 +460,13 @@ _mesa_GetQueryObjecti64vEXT(GLuint id, GLenum pname, GLint64EXT *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); - } + if (!q->Ready) + ctx->Driver.WaitQuery(ctx, q); *params = q->Result; break; case GL_QUERY_RESULT_AVAILABLE_ARB: - /* XXX revisit when we have a hardware implementation! */ + if (!q->Ready) + ctx->Driver.CheckQuery( ctx, q ); *params = q->Ready; break; default: @@ -480,17 +497,13 @@ _mesa_GetQueryObjectui64vEXT(GLuint id, GLenum pname, GLuint64EXT *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); - } + if (!q->Ready) + ctx->Driver.WaitQuery(ctx, q); *params = q->Result; break; case GL_QUERY_RESULT_AVAILABLE_ARB: - /* XXX revisit when we have a hardware implementation! */ + if (!q->Ready) + ctx->Driver.CheckQuery( ctx, q ); *params = q->Ready; break; default: @@ -522,8 +535,8 @@ static void delete_queryobj_cb(GLuint id, void *data, void *userData) { struct gl_query_object *q= (struct gl_query_object *) data; - (void) userData; - delete_query_object(q); + GLcontext *ctx = (GLcontext *)userData; + ctx->Driver.DeleteQuery(ctx, q); } |