Adding upstream version 2.10.34.upstream/2.10.34upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 260 insertions, 0 deletions

diff --git a/app/operations/layer-modes/gimpoperationnormal-sse4.c b/app/operations/layer-modes/gimpoperationnormal-sse4.c
new file mode 100644
index 0000000..ba621a2
--- /dev/null
+++ b/app/operations/layer-modes/gimpoperationnormal-sse4.c
@@ -0,0 +1,260 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpoperationnormalmode-sse2.c
+ * Copyright (C) 2013 Daniel Sabo
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <gegl-plugin.h>
+
+#include "operations/operations-types.h"
+
+#include "gimpoperationnormal.h"
+
+
+#if COMPILE_SSE4_1_INTRINISICS
+
+/* SSE4 */
+#include <smmintrin.h>
+
+
+gboolean
+gimp_operation_normal_process_sse4 (GeglOperation       *op,
+                                    void                *in_p,
+                                    void                *layer_p,
+                                    void                *mask_p,
+                                    void                *out_p,
+                                    glong                samples,
+                                    const GeglRectangle *roi,
+                                    gint                 level)
+{
+  /* check alignment */
+  if ((((uintptr_t)in_p) | ((uintptr_t)layer_p) | ((uintptr_t)out_p)) & 0x0F)
+    {
+      return gimp_operation_normal_process (op,
+                                            in_p, layer_p, mask_p, out_p,
+                                            samples, roi, level);
+    }
+  else
+    {
+      GimpOperationLayerMode *layer_mode      = (gpointer) op;
+      gfloat                  opacity         = layer_mode->opacity;
+      gfloat                 *mask            = mask_p;
+      const                   __v4sf *v_in    = (const __v4sf*) in_p;
+      const                   __v4sf *v_layer = (const __v4sf*) layer_p;
+                              __v4sf *v_out   = (      __v4sf*) out_p;
+
+      const __v4sf one       = _mm_set1_ps (1.0f);
+      const __v4sf v_opacity = _mm_set1_ps (opacity);
+
+      switch (layer_mode->composite_mode)
+        {
+        case GIMP_LAYER_COMPOSITE_UNION:
+        case GIMP_LAYER_COMPOSITE_AUTO:
+          while (samples--)
+            {
+              __v4sf rgba_in, rgba_layer, alpha;
+
+              rgba_in    = *v_in++;
+              rgba_layer = *v_layer++;
+
+              /* expand alpha */
+              alpha = (__v4sf)_mm_shuffle_epi32 ((__m128i)rgba_layer,
+                                                 _MM_SHUFFLE (3, 3, 3, 3));
+
+              if (mask)
+                {
+                  __v4sf mask_alpha;
+
+                  /* multiply layer's alpha by the mask */
+                  mask_alpha = _mm_set1_ps (*mask++);
+                  alpha = alpha * mask_alpha;
+                }
+
+              alpha = alpha * v_opacity;
+
+              if (_mm_ucomigt_ss (alpha, _mm_setzero_ps ()))
+                {
+                  __v4sf dst_alpha, a_term, out_pixel, out_alpha;
+
+                  /* expand alpha */
+                  dst_alpha = (__v4sf)_mm_shuffle_epi32 ((__m128i)rgba_in,
+                                                         _MM_SHUFFLE (3, 3, 3, 3));
+
+                  /* a_term = dst_a * (1.0 - src_a) */
+                  a_term = dst_alpha * (one - alpha);
+
+                  /* out(color) = src * src_a + dst * a_term */
+                  out_pixel = rgba_layer * alpha + rgba_in * a_term;
+
+                  /* out(alpha) = 1.0 * src_a + 1.0 * a_term */
+                  out_alpha = alpha + a_term;
+
+                  /* un-premultiply */
+                  out_pixel = out_pixel / out_alpha;
+
+                  /* swap in the real alpha */
+                  out_pixel = _mm_blend_ps (out_pixel, out_alpha, 0x08);
+
+                  *v_out++ = out_pixel;
+                }
+              else
+                {
+                  *v_out++ = rgba_in;
+                }
+            }
+          break;
+
+        case GIMP_LAYER_COMPOSITE_CLIP_TO_BACKDROP:
+          while (samples--)
+            {
+              __v4sf rgba_in, rgba_layer, alpha;
+
+              rgba_in    = *v_in++;
+              rgba_layer = *v_layer++;
+
+              /* expand alpha */
+              alpha = (__v4sf)_mm_shuffle_epi32 ((__m128i)rgba_layer,
+                                                 _MM_SHUFFLE (3, 3, 3, 3));
+
+              if (mask)
+                {
+                  __v4sf mask_alpha;
+
+                  /* multiply layer's alpha by the mask */
+                  mask_alpha = _mm_set1_ps (*mask++);
+                  alpha = alpha * mask_alpha;
+                }
+
+              alpha = alpha * v_opacity;
+
+              if (_mm_ucomigt_ss (alpha, _mm_setzero_ps ()))
+                {
+                  __v4sf dst_alpha, out_pixel;
+
+                  /* expand alpha */
+                  dst_alpha = (__v4sf)_mm_shuffle_epi32 ((__m128i)rgba_in,
+                                                         _MM_SHUFFLE (3, 3, 3, 3));
+
+                  /* out(color) = dst * (1 - src_a) + src * src_a */
+                  out_pixel = rgba_in + (rgba_layer - rgba_in) * alpha;
+
+                  /* swap in the real alpha */
+                  out_pixel = _mm_blend_ps (out_pixel, dst_alpha, 0x08);
+
+                  *v_out++ = out_pixel;
+                }
+              else
+                {
+                  *v_out++ = rgba_in;
+                }
+            }
+          break;
+
+        case GIMP_LAYER_COMPOSITE_CLIP_TO_LAYER:
+          while (samples--)
+            {
+              __v4sf rgba_in, rgba_layer, alpha;
+              __v4sf out_pixel;
+
+              rgba_in    = *v_in++;
+              rgba_layer = *v_layer++;
+
+              /* expand alpha */
+              alpha = (__v4sf)_mm_shuffle_epi32 ((__m128i)rgba_layer,
+                                                 _MM_SHUFFLE (3, 3, 3, 3));
+
+              if (mask)
+                {
+                  __v4sf mask_alpha;
+
+                  /* multiply layer's alpha by the mask */
+                  mask_alpha = _mm_set1_ps (*mask++);
+                  alpha = alpha * mask_alpha;
+                }
+
+              alpha = alpha * v_opacity;
+
+              if (_mm_ucomigt_ss (alpha, _mm_setzero_ps ()))
+                {
+                  /* out(color) = src */
+                  out_pixel = rgba_layer;
+                }
+              else
+                {
+                  out_pixel = rgba_in;
+                }
+
+              /* swap in the real alpha */
+              out_pixel = _mm_blend_ps (out_pixel, alpha, 0x08);
+
+              *v_out++ = out_pixel;
+            }
+          break;
+
+        case GIMP_LAYER_COMPOSITE_INTERSECTION:
+          while (samples--)
+            {
+              __v4sf rgba_in, rgba_layer, alpha;
+              __v4sf out_pixel;
+
+              rgba_in    = *v_in++;
+              rgba_layer = *v_layer++;
+
+              /* expand alpha */
+              alpha = (__v4sf)_mm_shuffle_epi32 ((__m128i)rgba_layer,
+                                                 _MM_SHUFFLE (3, 3, 3, 3));
+
+              if (mask)
+                {
+                  __v4sf mask_alpha;
+
+                  /* multiply layer's alpha by the mask */
+                  mask_alpha = _mm_set1_ps (*mask++);
+                  alpha = alpha * mask_alpha;
+                }
+
+              alpha = alpha * v_opacity;
+
+              /* multiply the alpha by in's alpha */
+              alpha *= (__v4sf)_mm_shuffle_epi32 ((__m128i)rgba_in,
+                                                  _MM_SHUFFLE (3, 3, 3, 3));
+
+              if (_mm_ucomigt_ss (alpha, _mm_setzero_ps ()))
+                {
+                  /* out(color) = src */
+                  out_pixel = rgba_layer;
+                }
+              else
+                {
+                  out_pixel = rgba_in;
+                }
+
+              /* swap in the real alpha */
+              out_pixel = _mm_blend_ps (out_pixel, alpha, 0x08);
+
+              *v_out++ = out_pixel;
+            }
+          break;
+        }
+    }
+
+  return TRUE;
+}
+
+#endif /* COMPILE_SSE4_1_INTRINISICS */