diff options
| author | Ilia Mirkin <[email protected]> | 2014-03-04 21:51:55 -0500 |
|---|---|---|
| committer | Ilia Mirkin <[email protected]> | 2015-11-11 19:20:41 -0500 |
| commit | ae39b0fda81ce592b8c965b715469650d35e5fef (patch) | |
| tree | 06870459f413532ce0fa95f441a220fbb8cd82a6 | |
| parent | 3695b253f908b58290d69e2d770209abf0c6beee (diff) | |
st/mesa: implement ARB_clear_texture
Signed-off-by: Ilia Mirkin <[email protected]>
Reviewed-by: Marek Olšák <[email protected]>
| -rw-r--r-- | src/mesa/state_tracker/st_cb_texture.c | 29 | ||||
| -rw-r--r-- | src/mesa/state_tracker/st_extensions.c | 1 |
2 files changed, 30 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c index d4c916e8057..62f149aa0fb 100644 --- a/src/mesa/state_tracker/st_cb_texture.c +++ b/src/mesa/state_tracker/st_cb_texture.c @@ -1873,6 +1873,34 @@ st_TextureView(struct gl_context *ctx, return GL_TRUE; } +static void +st_ClearTexSubImage(struct gl_context *ctx, + struct gl_texture_image *texImage, + GLint xoffset, GLint yoffset, GLint zoffset, + GLsizei width, GLsizei height, GLsizei depth, + const GLvoid *clearValue) +{ + static const char zeros[16] = {0}; + struct st_texture_image *stImage = st_texture_image(texImage); + struct pipe_resource *pt = stImage->pt; + struct st_context *st = st_context(ctx); + struct pipe_context *pipe = st->pipe; + unsigned level = texImage->Level; + struct pipe_box box; + + if (!pt) + return; + + u_box_3d(xoffset, yoffset, zoffset + texImage->Face, + width, height, depth, &box); + if (texImage->TexObject->Immutable) { + level += texImage->TexObject->MinLevel; + box.z += texImage->TexObject->MinLayer; + } + + pipe->clear_texture(pipe, pt, level, &box, clearValue ? clearValue : zeros); +} + void st_init_texture_functions(struct dd_function_table *functions) { @@ -1904,4 +1932,5 @@ st_init_texture_functions(struct dd_function_table *functions) functions->AllocTextureStorage = st_AllocTextureStorage; functions->TextureView = st_TextureView; + functions->ClearTexSubImage = st_ClearTexSubImage; } diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c index bbb9027f4d7..99e96e1f3ae 100644 --- a/src/mesa/state_tracker/st_extensions.c +++ b/src/mesa/state_tracker/st_extensions.c @@ -439,6 +439,7 @@ void st_init_extensions(struct pipe_screen *screen, static const struct st_extension_cap_mapping cap_mapping[] = { { o(ARB_base_instance), PIPE_CAP_START_INSTANCE }, { o(ARB_buffer_storage), PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT }, + { o(ARB_clear_texture), PIPE_CAP_CLEAR_TEXTURE }, { o(ARB_color_buffer_float), PIPE_CAP_VERTEX_COLOR_UNCLAMPED }, { o(ARB_copy_image), PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS }, { o(ARB_depth_clamp), PIPE_CAP_DEPTH_CLIP_DISABLE }, |