diff options
| -rw-r--r-- | src/mesa/state_tracker/st_cb_texture.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c index 4f2ef6b0137..40bc29e9c99 100644 --- a/src/mesa/state_tracker/st_cb_texture.c +++ b/src/mesa/state_tracker/st_cb_texture.c @@ -1873,6 +1873,31 @@ st_TextureView(struct gl_context *ctx, return GL_TRUE; } +/* HACK: this is only enough for the most basic uses of CopyImage. Must fix + * before actually exposing the extension. + */ +static void +st_CopyImageSubData(struct gl_context *ctx, + struct gl_texture_image *src_image, + int src_x, int src_y, int src_z, + struct gl_texture_image *dst_image, + int dst_x, int dst_y, int dst_z, + int src_width, int src_height) +{ + struct st_context *st = st_context(ctx); + struct pipe_context *pipe = st->pipe; + struct st_texture_image *src = st_texture_image(src_image); + struct st_texture_image *dst = st_texture_image(dst_image); + + struct pipe_box box; + + u_box_2d_zslice(src_x, src_y, src_z, src_width, src_height, &box); + pipe->resource_copy_region(pipe, dst->pt, dst_image->Level, + dst_x, dst_y, dst_z, + src->pt, src_image->Level, + &box); +} + void st_init_texture_functions(struct dd_function_table *functions) @@ -1905,4 +1930,6 @@ st_init_texture_functions(struct dd_function_table *functions) functions->AllocTextureStorage = st_AllocTextureStorage; functions->TextureView = st_TextureView; + + functions->CopyImageSubData = st_CopyImageSubData; } |