Author: post
Date: 2009-12-31 02:12:07 +0100 (Thu, 31 Dec 2009)
New Revision: 2934
Modified:
branches/rawstudio-ng-color/plugins/dcp/dcp-sse.c
branches/rawstudio-ng-color/plugins/dcp/dcp.c
Log:
Don't clamp to 1.0 after exposure, before contrast.
Modified: branches/rawstudio-ng-color/plugins/dcp/dcp-sse.c
===================================================================
--- branches/rawstudio-ng-color/plugins/dcp/dcp-sse.c 2009-12-31 00:52:35 UTC
(rev 2933)
+++ branches/rawstudio-ng-color/plugins/dcp/dcp-sse.c 2009-12-31 01:12:07 UTC
(rev 2934)
@@ -700,11 +700,6 @@
__m128 y2_g = _mm_mul_ps(exposure_slope, _mm_sub_ps(g,
exposure_black));
__m128 y2_b = _mm_mul_ps(exposure_slope, _mm_sub_ps(b,
exposure_black));
- /* x = MIN(1.0, x) */
- max_val = _mm_load_ps(_ones_ps);
- y2_r = _mm_min_ps(y2_r, max_val);
- y2_g = _mm_min_ps(y2_g, max_val);
- y2_b = _mm_min_ps(y2_b, max_val);
__m128 black_plus_radius =
_mm_load_ps(_black_plus_radius);
__m128 r_mask = _mm_cmpgt_ps(r, black_plus_radius);
__m128 g_mask = _mm_cmpgt_ps(g, black_plus_radius);
@@ -1397,12 +1392,6 @@
__m128 y2_g = _mm_mul_ps(exposure_slope, _mm_sub_ps(g,
exposure_black));
__m128 y2_b = _mm_mul_ps(exposure_slope, _mm_sub_ps(b,
exposure_black));
- /* x = MIN(1.0, x) */
- max_val = _mm_load_ps(_ones_ps);
- y2_r = _mm_min_ps(y2_r, max_val);
- y2_g = _mm_min_ps(y2_g, max_val);
- y2_b = _mm_min_ps(y2_b, max_val);
-
__m128 black_plus_radius =
_mm_load_ps(_black_plus_radius);
__m128 r_mask = _mm_cmpgt_ps(r, black_plus_radius);
__m128 g_mask = _mm_cmpgt_ps(g, black_plus_radius);
Modified: branches/rawstudio-ng-color/plugins/dcp/dcp.c
===================================================================
--- branches/rawstudio-ng-color/plugins/dcp/dcp.c 2009-12-31 00:52:35 UTC
(rev 2933)
+++ branches/rawstudio-ng-color/plugins/dcp/dcp.c 2009-12-31 01:12:07 UTC
(rev 2934)
@@ -463,7 +463,7 @@
return 0.0;
if (x >= dcp->exposure_black + dcp->exposure_radius)
- return MIN((x - dcp->exposure_black) * dcp->exposure_slope,
1.0);
+ return (x - dcp->exposure_black) * dcp->exposure_slope;
gfloat y = x - (dcp->exposure_black - dcp->exposure_radius);
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