diff options
author | Chia-I Wu <olv@lunarg.com> | 2010-11-28 20:20:45 +0800 |
---|---|---|
committer | Chia-I Wu <olv@lunarg.com> | 2010-12-01 11:23:51 +0800 |
commit | 33ca973e7a6036566aa7363681419a58a30ab0f3 (patch) | |
tree | 4bd2303aced10ed648a3ef9780f838bccb15d187 /src/gallium/state_trackers/vega/image.c | |
parent | 4690cdfe076a03b6e9da1db9f1908a663c49c820 (diff) |
st/vega: vg_copy_texture and vg_copy_surface should share code.
Diffstat (limited to 'src/gallium/state_trackers/vega/image.c')
-rw-r--r-- | src/gallium/state_trackers/vega/image.c | 75 |
1 files changed, 31 insertions, 44 deletions
diff --git a/src/gallium/state_trackers/vega/image.c b/src/gallium/state_trackers/vega/image.c index 28bbe420a21..88705d093ea 100644 --- a/src/gallium/state_trackers/vega/image.c +++ b/src/gallium/state_trackers/vega/image.c @@ -77,33 +77,23 @@ static INLINE void vg_sync_size(VGfloat *src_loc, VGfloat *dst_loc) dst_loc[3] = src_loc[3]; } - -static void vg_copy_texture(struct vg_context *ctx, - struct pipe_resource *dst, VGint dx, VGint dy, - struct pipe_sampler_view *src, VGint sx, VGint sy, - VGint width, VGint height) +static void vg_get_copy_coords(VGfloat *src_loc, + VGfloat src_width, VGfloat src_height, + VGfloat *dst_loc, + VGfloat dst_width, VGfloat dst_height) { - VGfloat dst_loc[4], src_loc[4]; VGfloat dst_bounds[4], src_bounds[4]; VGfloat src_shift[4], dst_shift[4], shift[4]; - dst_loc[0] = dx; - dst_loc[1] = dy; - dst_loc[2] = width; - dst_loc[3] = height; dst_bounds[0] = 0.f; dst_bounds[1] = 0.f; - dst_bounds[2] = dst->width0; - dst_bounds[3] = dst->height0; + dst_bounds[2] = dst_width; + dst_bounds[3] = dst_height; - src_loc[0] = sx; - src_loc[1] = sy; - src_loc[2] = width; - src_loc[3] = height; src_bounds[0] = 0.f; src_bounds[1] = 0.f; - src_bounds[2] = src->texture->width0; - src_bounds[3] = src->texture->height0; + src_bounds[2] = src_width; + src_bounds[3] = src_height; vg_bound_rect(src_loc, src_bounds, src_shift); vg_bound_rect(dst_loc, dst_bounds, dst_shift); @@ -121,6 +111,27 @@ static void vg_copy_texture(struct vg_context *ctx, vg_shift_recty(dst_loc, dst_bounds, shift[1]); vg_sync_size(src_loc, dst_loc); +} + +static void vg_copy_texture(struct vg_context *ctx, + struct pipe_resource *dst, VGint dx, VGint dy, + struct pipe_sampler_view *src, VGint sx, VGint sy, + VGint width, VGint height) +{ + VGfloat dst_loc[4], src_loc[4]; + + dst_loc[0] = dx; + dst_loc[1] = dy; + dst_loc[2] = width; + dst_loc[3] = height; + + src_loc[0] = sx; + src_loc[1] = sy; + src_loc[2] = width; + src_loc[3] = height; + + vg_get_copy_coords(src_loc, src->texture->width0, src->texture->height0, + dst_loc, dst->width0, dst->height0); if (src_loc[2] >= 0 && src_loc[3] >= 0 && dst_loc[2] >= 0 && dst_loc[3] >= 0) { @@ -145,43 +156,19 @@ void vg_copy_surface(struct vg_context *ctx, VGint width, VGint height) { VGfloat dst_loc[4], src_loc[4]; - VGfloat dst_bounds[4], src_bounds[4]; - VGfloat src_shift[4], dst_shift[4], shift[4]; dst_loc[0] = dx; dst_loc[1] = dy; dst_loc[2] = width; dst_loc[3] = height; - dst_bounds[0] = 0.f; - dst_bounds[1] = 0.f; - dst_bounds[2] = dst->width; - dst_bounds[3] = dst->height; src_loc[0] = sx; src_loc[1] = sy; src_loc[2] = width; src_loc[3] = height; - src_bounds[0] = 0.f; - src_bounds[1] = 0.f; - src_bounds[2] = src->width; - src_bounds[3] = src->height; - vg_bound_rect(src_loc, src_bounds, src_shift); - vg_bound_rect(dst_loc, dst_bounds, dst_shift); - shift[0] = src_shift[0] - dst_shift[0]; - shift[1] = src_shift[1] - dst_shift[1]; - - if (shift[0] < 0) - vg_shift_rectx(src_loc, src_bounds, -shift[0]); - else - vg_shift_rectx(dst_loc, dst_bounds, shift[0]); - - if (shift[1] < 0) - vg_shift_recty(src_loc, src_bounds, -shift[1]); - else - vg_shift_recty(dst_loc, dst_bounds, shift[1]); - - vg_sync_size(src_loc, dst_loc); + vg_get_copy_coords(src_loc, src->width, src->height, + dst_loc, dst->width, dst->height); if (src_loc[2] > 0 && src_loc[3] > 0 && dst_loc[2] > 0 && dst_loc[3] > 0) { |