diff options
Diffstat (limited to 'mesalib/src/mesa/drivers/common')
| -rw-r--r-- | mesalib/src/mesa/drivers/common/meta.c | 10 | ||||
| -rw-r--r-- | mesalib/src/mesa/drivers/common/meta.h | 3 |
2 files changed, 13 insertions, 0 deletions
diff --git a/mesalib/src/mesa/drivers/common/meta.c b/mesalib/src/mesa/drivers/common/meta.c index 1683c85e9..c5c59ebee 100644 --- a/mesalib/src/mesa/drivers/common/meta.c +++ b/mesalib/src/mesa/drivers/common/meta.c @@ -985,6 +985,16 @@ _mesa_meta_end(struct gl_context *ctx) /** + * Determine whether Mesa is currently in a meta state. + */ +GLboolean +_mesa_meta_in_progress(struct gl_context *ctx) +{ + return ctx->Meta->SaveStackDepth != 0; +} + + +/** * Convert Z from a normalized value in the range [0, 1] to an object-space * Z coordinate in [-1, +1] so that drawing at the new Z position with the * default/identity ortho projection results in the original Z value. diff --git a/mesalib/src/mesa/drivers/common/meta.h b/mesalib/src/mesa/drivers/common/meta.h index 719813984..d13796ebe 100644 --- a/mesalib/src/mesa/drivers/common/meta.h +++ b/mesalib/src/mesa/drivers/common/meta.h @@ -69,6 +69,9 @@ _mesa_meta_begin(struct gl_context *ctx, GLbitfield state); extern void _mesa_meta_end(struct gl_context *ctx); +extern GLboolean +_mesa_meta_in_progress(struct gl_context *ctx); + extern void _mesa_meta_BlitFramebuffer(struct gl_context *ctx, GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1, |