diff options
| author | Thomas Hellstrom <[email protected]> | 2011-12-14 16:02:54 +0100 |
|---|---|---|
| committer | Thomas Hellstrom <[email protected]> | 2011-12-15 08:28:09 +0100 |
| commit | aa7d7656f50f5c49734e3b0fad0f20a89cd5eb5b (patch) | |
| tree | 250d503f83275c1243819733408d80364983072d /src | |
| parent | 11c9459ba0b0c0afa1ae0ea41b0edaf069fc421a (diff) | |
st/xa: Fix format conversion copy alpha channel
When doing format conversion copies between a format without an
alpha channel and a format with an alpha channel, make sure the
destination alpha is set to 1.
Signed-off-by: Thomas Hellstrom <[email protected]>
Reviewed-by: Jakob Bornecrantz <[email protected]>
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/state_trackers/xa/xa_context.c | 4 | ||||
| -rw-r--r-- | src/gallium/state_trackers/xa/xa_priv.h | 5 | ||||
| -rw-r--r-- | src/gallium/state_trackers/xa/xa_renderer.c | 7 |
3 files changed, 13 insertions, 3 deletions
diff --git a/src/gallium/state_trackers/xa/xa_context.c b/src/gallium/state_trackers/xa/xa_context.c index 8290e0fa8b3..8da7c31cf48 100644 --- a/src/gallium/state_trackers/xa/xa_context.c +++ b/src/gallium/state_trackers/xa/xa_context.c @@ -220,7 +220,9 @@ xa_copy_prepare(struct xa_context *ctx, int ret = xa_ctx_srf_create(ctx, dst); if (ret != XA_ERR_NONE) return ret; - renderer_copy_prepare(ctx, ctx->srf, src->tex); + renderer_copy_prepare(ctx, ctx->srf, src->tex, + src->fdesc.xa_format, + dst->fdesc.xa_format); ctx->simple_copy = 0; } else ctx->simple_copy = 1; diff --git a/src/gallium/state_trackers/xa/xa_priv.h b/src/gallium/state_trackers/xa/xa_priv.h index d00114f99b5..de4639a41a8 100644 --- a/src/gallium/state_trackers/xa/xa_priv.h +++ b/src/gallium/state_trackers/xa/xa_priv.h @@ -237,7 +237,10 @@ void renderer_bind_destination(struct xa_context *r, void renderer_init_state(struct xa_context *r); void renderer_copy_prepare(struct xa_context *r, struct pipe_surface *dst_surface, - struct pipe_resource *src_texture); + struct pipe_resource *src_texture, + const enum xa_formats src_xa_format, + const enum xa_formats dst_xa_format); + void renderer_copy(struct xa_context *r, int dx, int dy, int sx, diff --git a/src/gallium/state_trackers/xa/xa_renderer.c b/src/gallium/state_trackers/xa/xa_renderer.c index ef762f0ab49..5496fc04bfe 100644 --- a/src/gallium/state_trackers/xa/xa_renderer.c +++ b/src/gallium/state_trackers/xa/xa_renderer.c @@ -413,7 +413,9 @@ renderer_set_constants(struct xa_context *r, void renderer_copy_prepare(struct xa_context *r, struct pipe_surface *dst_surface, - struct pipe_resource *src_texture) + struct pipe_resource *src_texture, + const enum xa_formats src_xa_format, + const enum xa_formats dst_xa_format) { struct pipe_context *pipe = r->pipe; struct pipe_screen *screen = pipe->screen; @@ -474,6 +476,9 @@ renderer_copy_prepare(struct xa_context *r, fs_traits |= FS_SRC_LUMINANCE; if (dst_surface->format == PIPE_FORMAT_L8_UNORM) fs_traits |= FS_DST_LUMINANCE; + if (xa_format_a(dst_xa_format) != 0 && + xa_format_a(src_xa_format) == 0) + fs_traits |= FS_SRC_SET_ALPHA; shader = xa_shaders_get(r->shaders, VS_COMPOSITE, fs_traits); cso_set_vertex_shader_handle(r->cso, shader.vs); |