diff options
| -rw-r--r-- | src/mesa/main/mtypes.h | 1 | ||||
| -rw-r--r-- | src/mesa/main/transformfeedback.c | 9 |
2 files changed, 9 insertions, 1 deletions
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h index 33b00c68000..fc494f748dd 100644 --- a/src/mesa/main/mtypes.h +++ b/src/mesa/main/mtypes.h @@ -3051,6 +3051,7 @@ struct gl_matrix_stack #define _NEW_PROGRAM_CONSTANTS (1 << 27) #define _NEW_BUFFER_OBJECT (1 << 28) #define _NEW_FRAG_CLAMP (1 << 29) +#define _NEW_TRANSFORM_FEEDBACK (1 << 30) /**< gl_context::TransformFeedback */ #define _NEW_ALL ~0 /*@}*/ diff --git a/src/mesa/main/transformfeedback.c b/src/mesa/main/transformfeedback.c index 11abd037d5c..799245d4ed5 100644 --- a/src/mesa/main/transformfeedback.c +++ b/src/mesa/main/transformfeedback.c @@ -376,6 +376,7 @@ _mesa_BeginTransformFeedback(GLenum mode) return; } + FLUSH_VERTICES(ctx, _NEW_TRANSFORM_FEEDBACK); obj->Active = GL_TRUE; ctx->TransformFeedback.Mode = mode; @@ -398,6 +399,7 @@ _mesa_EndTransformFeedback(void) return; } + FLUSH_VERTICES(ctx, _NEW_TRANSFORM_FEEDBACK); ctx->TransformFeedback.CurrentObject->Active = GL_FALSE; assert(ctx->Driver.EndTransformFeedback); @@ -415,6 +417,7 @@ bind_buffer_range(struct gl_context *ctx, GLuint index, { struct gl_transform_feedback_object *obj = ctx->TransformFeedback.CurrentObject; + FLUSH_VERTICES(ctx, _NEW_TRANSFORM_FEEDBACK); /* The general binding point */ _mesa_reference_buffer_object(ctx, @@ -650,7 +653,9 @@ _mesa_TransformFeedbackVaryings(GLuint program, GLsizei count, shProg->TransformFeedback.BufferMode = bufferMode; - /* The varyings won't be used until shader link time */ + /* No need to set _NEW_TRANSFORM_FEEDBACK (or invoke FLUSH_VERTICES) since + * the varyings won't be used until shader link time. + */ } @@ -874,6 +879,7 @@ _mesa_PauseTransformFeedback(void) return; } + FLUSH_VERTICES(ctx, _NEW_TRANSFORM_FEEDBACK); obj->Paused = GL_TRUE; assert(ctx->Driver.PauseTransformFeedback); @@ -899,6 +905,7 @@ _mesa_ResumeTransformFeedback(void) return; } + FLUSH_VERTICES(ctx, _NEW_TRANSFORM_FEEDBACK); obj->Paused = GL_FALSE; assert(ctx->Driver.ResumeTransformFeedback); |