Welcome to mirror list, hosted at ThFree Co, Russian Federation.

git.blender.org/blender.git - Unnamed repository; edit this file 'description' to name the repository.
summaryrefslogtreecommitdiff
path: root/source/blender/blenlib/intern/math_color_blend_inline.c
diff options
context:
space:
mode:
Diffstat (limited to 'source/blender/blenlib/intern/math_color_blend_inline.c')
-rw-r--r--source/blender/blenlib/intern/math_color_blend_inline.c881
1 files changed, 284 insertions, 597 deletions
diff --git a/source/blender/blenlib/intern/math_color_blend_inline.c b/source/blender/blenlib/intern/math_color_blend_inline.c
index 1985e061172..2522fe5f6c9 100644
--- a/source/blender/blenlib/intern/math_color_blend_inline.c
+++ b/source/blender/blenlib/intern/math_color_blend_inline.c
@@ -225,40 +225,22 @@ MINLINE void blend_color_add_alpha_byte(unsigned char dst[4], const unsigned cha
MINLINE void blend_color_overlay_byte(unsigned char dst[4], unsigned const char src1[4], unsigned const char src2[4])
{
- const unsigned char fac = src2[3];
+ const int fac = (int)src2[3];
if (fac != 0) {
- int temp;
- int mfac = 255 - fac;
- if (src1[0] > 127)
- temp = 255 - ((255 - 2 * (src1[0] - 127)) * (255 - src2[0]) / 255);
- else
- temp = (2 * src1[0] * src2[0]) >> 8;
- temp = (temp * fac + src1[0] * mfac) / 255;
- if (temp < 255)
- dst[0] = temp;
- else
- dst[0] = 255;
- if (src1[1] > 127)
- temp = 255 - ((255 - 2 * (src1[1] - 127)) * (255 - src2[1]) / 255);
- else
- temp = (2 * src1[1] * src2[1]) / 255;
-
- temp = (temp * fac + src1[1] * mfac) / 255;
- if (temp < 255)
- dst[1] = temp;
- else
- dst[1] = 255;
-
- if (src1[2] > 127)
- temp = 255 - ((255 - 2 * (src1[2] - 127)) * (255 - src2[2]) / 255);
- else
- temp = (2 * src1[2] * src2[2]) / 255;
-
- temp = (temp * fac + src1[2] * mfac) / 255;
- if (temp < 255)
- dst[2] = temp;
- else
- dst[2] = 255;
+ const int mfac = 255 - fac;
+ int i = 3;
+
+ while (i--) {
+ int temp;
+
+ if (src1[i] > 127) {
+ temp = 255 - ((255 - 2 * (src1[i] - 127)) * (255 - src2[i]) / 255);
+ }
+ else {
+ temp = (2 * src1[i] * src2[i]) >> 8;
+ }
+ dst[i] = (unsigned char)min_ii((temp * fac + src1[i] * mfac) / 255, 255);
+ }
}
else {
/* no op */
@@ -269,33 +251,22 @@ MINLINE void blend_color_overlay_byte(unsigned char dst[4], unsigned const char
MINLINE void blend_color_hardlight_byte(unsigned char dst[4], unsigned const char src1[4], unsigned const char src2[4])
{
- const unsigned char fac = src2[3];
+ const int fac = (int)src2[3];
if (fac != 0) {
- int temp;
- int mfac = 255 - fac;
- if (src2[0] > 127)
- temp = 255 - ((255 - 2 * (src2[0] - 127)) * (255 - src1[0]) / 255);
- else
- temp = (2 * src2[0] * src1[0]) >> 8;
- temp = (temp * fac + src1[0] * mfac) / 255;
- if (temp < 255) dst[0] = temp; else dst[0] = 255;
-
-
- if (src2[1] > 127)
- temp = 255 - ((255 - 2 * (src2[1] - 127)) * (255 - src1[1]) / 255);
- else
- temp = (2 * src2[1] * src1[1]) / 255;
- temp = (temp * fac + src1[1] * mfac) / 255;
- if (temp < 255) dst[1] = temp; else dst[1] = 255;
-
-
- if (src2[2] > 127)
- temp = 255 - ((255 - 2 * (src2[2] - 127)) * (255 - src1[2]) / 255);
- else
- temp = (2 * src2[2] * src1[2]) / 255;
-
- temp = (temp * fac + src1[2] * mfac) / 255;
- if (temp < 255) dst[2] = temp; else dst[2] = 255;
+ const int mfac = 255 - fac;
+ int i = 3;
+
+ while (i--) {
+ int temp;
+
+ if (src2[i] > 127) {
+ temp = 255 - ((255 - 2 * (src2[i] - 127)) * (255 - src1[i]) / 255);
+ }
+ else {
+ temp = (2 * src2[i] * src1[i]) >> 8;
+ }
+ dst[i] = (unsigned char)min_ii((temp * fac + src1[i] * mfac) / 255, 255);
+ }
}
else {
/* no op */
@@ -306,38 +277,15 @@ MINLINE void blend_color_hardlight_byte(unsigned char dst[4], unsigned const cha
MINLINE void blend_color_burn_byte(unsigned char dst[4], unsigned const char src1[4], unsigned const char src2[4])
{
- const unsigned char fac = src2[3];
+ const int fac = src2[3];
if (fac != 0) {
- int temp;
- int mfac = 255 - fac;
-
-
- if (src2[0] == 0)
- temp = 0;
- else
- temp = 255 - ((255 - src1[0]) * 255) / src2[0];
- if (temp < 0)
- temp = 0;
- dst[0] = (temp * fac + src1[0] * mfac) / 255;
-
-
- if (src2[1] == 0)
- temp = 0;
- else
- temp = 255 - ((255 - src1[1]) * 255) / src2[1];
- if (temp < 0)
- temp = 0;
- dst[1] = (temp * fac + src1[1] * mfac) / 255;
-
-
- if (src2[2] == 0)
- temp = 0;
- else
- temp = 255 - ((255 - src1[2]) * 255) / src2[2];
- if (temp < 0)
- temp = 0;
- dst[2] = (temp * fac + src1[2] * mfac) / 255;
+ const int mfac = 255 - fac;
+ int i = 3;
+ while (i--) {
+ const int temp = (src2[i] == 0) ? 0 : max_ii(255 - ((255 - src1[i]) * 255) / src2[i], 0);
+ dst[i] = (unsigned char)((temp * fac + src1[i] * mfac) / 255);
+ }
}
else {
/* no op */
@@ -348,22 +296,15 @@ MINLINE void blend_color_burn_byte(unsigned char dst[4], unsigned const char src
MINLINE void blend_color_linearburn_byte(unsigned char dst[4], unsigned const char src1[4], unsigned const char src2[4])
{
- const unsigned char fac = src2[3];
+ const int fac = src2[3];
if (fac != 0) {
- int temp;
- int mfac = 255 - fac;
-
- temp = src1[0] + src2[0] - 255;
- if (temp < 0) temp = 0;
- dst[0] = (temp * fac + src1[0] * mfac) / 255;
+ const int mfac = 255 - fac;
+ int i = 3;
- temp = src1[1] + src2[1] - 255;
- if (temp < 0) temp = 0;
- dst[1] = (temp * fac + src1[1] * mfac) / 255;
-
- temp = src1[2] + src2[2] - 255;
- if (temp < 0) temp = 0;
- dst[2] = (temp * fac + src1[2] * mfac) / 255;
+ while (i--) {
+ const int temp = max_ii(src1[i] + src2[i] - 255, 0);
+ dst[i] = (unsigned char)((temp * fac + src1[i] * mfac) / 255);
+ }
}
else {
/* no op */
@@ -374,25 +315,15 @@ MINLINE void blend_color_linearburn_byte(unsigned char dst[4], unsigned const ch
MINLINE void blend_color_dodge_byte(unsigned char dst[4], unsigned const char src1[4], unsigned const char src2[4])
{
- const unsigned char fac = src2[3];
+ const int fac = src2[3];
if (fac != 0) {
- int temp;
- int mfac = 255 - fac;
+ const int mfac = 255 - fac;
+ int i = 3;
- if (src2[0] == 255) temp = 255;
- else temp = (src1[0] * 255) / (255 - src2[0]);
- if (temp > 255) temp = 255;
- dst[0] = (temp * fac + src1[0] * mfac) / 255;
-
- if (src2[1] == 255) temp = 255;
- else temp = (src1[1] * 255) / (255 - src2[1]);
- if (temp > 255) temp = 255;
- dst[1] = (temp * fac + src1[1] * mfac) / 255;
-
- if (src2[2] == 255) temp = 255;
- else temp = (src1[2] * 255) / (255 - src2[2]);
- if (temp > 255) temp = 255;
- dst[2] = (temp * fac + src1[2] * mfac) / 255;
+ while (i--) {
+ const int temp = (src2[i] == 255) ? 255 : min_ii((src1[i] * 255) / (255 - src2[i]), 255);
+ dst[i] = (unsigned char)((temp * fac + src1[i] * mfac) / 255);
+ }
}
else {
/* no op */
@@ -402,22 +333,15 @@ MINLINE void blend_color_dodge_byte(unsigned char dst[4], unsigned const char sr
MINLINE void blend_color_screen_byte(unsigned char dst[4], unsigned const char src1[4], unsigned const char src2[4])
{
- const unsigned char fac = src2[3];
+ const int fac = src2[3];
if (fac != 0) {
- int temp;
- int mfac = 255 - fac;
-
- temp = 255 - (((255 - src1[0]) * (255 - src2[0])) / 255);
- if (temp < 0) temp = 0;
- dst[0] = (temp * fac + src1[0] * mfac) / 255;
+ const int mfac = 255 - fac;
+ int i = 3;
- temp = 255 - (((255 - src1[1]) * (255 - src2[1])) / 255);
- if (temp < 0) temp = 0;
- dst[1] = (temp * fac + src1[1] * mfac) / 255;
-
- temp = 255 - (((255 - src1[2]) * (255 - src2[2])) / 255);
- if (temp < 0) temp = 0;
- dst[2] = (temp * fac + src1[2] * mfac) / 255;
+ while (i--) {
+ const int temp = max_ii(255 - (((255 - src1[i]) * (255 - src2[i])) / 255), 0);
+ dst[i] = (unsigned char)((temp * fac + src1[i] * mfac) / 255);
+ }
}
else {
/* no op */
@@ -428,19 +352,22 @@ MINLINE void blend_color_screen_byte(unsigned char dst[4], unsigned const char s
MINLINE void blend_color_softlight_byte(unsigned char dst[4], unsigned const char src1[4], unsigned const char src2[4])
{
- const unsigned char fac = src2[3];
+ const int fac = src2[3];
if (fac != 0) {
- int temp;
- int mfac = 255 - fac;
-
- temp = ((unsigned char)((src1[0] < 127) ? ((2 * ((src2[0] / 2) + 64)) * (src1[0])) / 255 : (255 - (2 * (255 - ((src2[0] / 2) + 64)) * (255 - src1[0]) / 255))));
- dst[0] = (temp * fac + src1[0] * mfac) / 255;
-
- temp = ((unsigned char)((src1[1] < 127) ? ((2 * ((src2[1] / 2) + 64)) * (src1[1])) / 255 : (255 - (2 * (255 - ((src2[1] / 2) + 64)) * (255 - src1[1]) / 255))));
- dst[1] = (temp * fac + src1[1] * mfac) / 255;
-
- temp = ((unsigned char)((src1[2] < 127) ? ((2 * ((src2[2] / 2) + 64)) * (src1[2])) / 255 : (255 - (2 * (255 - ((src2[2] / 2) + 64)) * (255 - src1[2]) / 255))));
- dst[2] = (temp * fac + src1[2] * mfac) / 255;
+ const int mfac = 255 - fac;
+ int i = 3;
+
+ while (i--) {
+ int temp;
+
+ if (src1[i] < 127) {
+ temp = ((2 * ((src2[i] / 2) + 64)) * src1[i]) / 255;
+ }
+ else {
+ temp = 255 - (2 * (255 - ((src2[i] / 2) + 64)) * (255 - src1[i]) / 255);
+ }
+ dst[i] = (unsigned char)((temp * fac + src1[i] * mfac) / 255);
+ }
}
else {
/* no op */
@@ -451,46 +378,22 @@ MINLINE void blend_color_softlight_byte(unsigned char dst[4], unsigned const cha
MINLINE void blend_color_pinlight_byte(unsigned char dst[4], unsigned const char src1[4], unsigned const char src2[4])
{
- const unsigned char fac = src2[3];
+ const int fac = src2[3];
if (fac != 0) {
- int temp;
- int mfac = 255 - fac;
-
- if (src2[0] > 127) {
- temp = 2 * (src2[0] - 127);
- if (src1[0] > temp)
- temp = src1[0];
- }
- else {
- temp = 2 * src2[0];
- if (src1[0] < temp)
- temp = src1[0];
- }
-
- dst[0] = (temp * fac + src1[0] * mfac) / 255;
-
-
- if (src2[1] > 127) {
- temp = 2 * (src2[1] - 127);
- if (src1[1] > temp) temp = src1[1];
+ const int mfac = 255 - fac;
+ int i = 3;
+
+ while (i--) {
+ int temp;
+
+ if (src2[i] > 127) {
+ temp = max_ii(2 * (src2[i] - 127), src1[i]);
+ }
+ else {
+ temp = min_ii(2 * src2[i], src1[i]);
+ }
+ dst[i] = (unsigned char)((temp * fac + src1[i] * mfac) / 255);
}
- else {
- temp = 2 * src2[1];
- if (src1[1] < temp) temp = src1[1];
- }
-
- dst[1] = (temp * fac + src1[1] * mfac) / 255;
-
-
- if (src2[2] > 127) {
- temp = 2 * (src2[2] - 127);
- if (src1[2] > temp) temp = src1[2];
- }
- else {
- temp = 2 * src2[2];
- if (src1[2] < temp) temp = src1[2];
- }
- dst[2] = (temp * fac + src1[2] * mfac) / 255;
}
else {
/* no op */
@@ -501,43 +404,22 @@ MINLINE void blend_color_pinlight_byte(unsigned char dst[4], unsigned const char
MINLINE void blend_color_linearlight_byte(unsigned char dst[4], unsigned const char src1[4], unsigned const char src2[4])
{
- const unsigned char fac = src2[3];
+ const int fac = src2[3];
if (fac != 0) {
- int temp;
- int mfac = 255 - fac;
-
- if (src2[0] > 127) {
- temp = src1[0] + 2 * (src2[0] - 127);
- if (temp > 255)
- temp = 255;
- }
- else {
- temp = src1[0] + 2 * src2[0] - 255;
- if (temp < 0) temp = 0;
- }
- dst[0] = (temp * fac + src1[0] * mfac) / 255;
-
- if (src2[1] > 127) {
- temp = src1[1] + 2 * (src2[1] - 127);
- if (temp > 255)
- temp = 255;
- }
- else {
- temp = src1[1] + 2 * src2[1] - 255;
- if (temp < 0) temp = 0;
- }
- dst[1] = (temp * fac + src1[1] * mfac) / 255;
-
- if (src2[2] > 127) {
- temp = src1[2] + 2 * (src2[2] - 127);
- if (temp > 255)
- temp = 255;
+ const int mfac = 255 - fac;
+ int i = 3;
+
+ while (i--) {
+ int temp;
+
+ if (src2[i] > 127) {
+ temp = min_ii(src1[i] + 2 * (src2[i] - 127), 255);
+ }
+ else {
+ temp = max_ii(src1[i] + 2 * src2[i] - 255, 0);
+ }
+ dst[i] = (unsigned char)((temp * fac + src1[i] * mfac) / 255);
}
- else {
- temp = src1[2] + 2 * src2[2] - 255;
- if (temp < 0) temp = 0;
- }
- dst[2] = (temp * fac + src1[2] * mfac) / 255;
}
else {
/* no op */
@@ -548,55 +430,28 @@ MINLINE void blend_color_linearlight_byte(unsigned char dst[4], unsigned const c
MINLINE void blend_color_vividlight_byte(unsigned char dst[4], unsigned const char src1[4], unsigned const char src2[4])
{
- const unsigned char fac = src2[3];
+ const int fac = src2[3];
if (fac != 0) {
- int temp;
- int mfac = 255 - fac;
-
- if (src2[0] == 255)
- temp = 255;
- else if (src2[0] == 0)
- temp = 0;
- else if (src2[0] > 127) {
- temp = ((src1[0]) * 255) / (2 * (255 - src2[0]));
- if (temp > 255) temp = 255;
- }
- else {
- temp = 255 - ((255 - src1[0]) * 255 / (2 * src2[0]));
- if (temp < 0) temp = 0;
- }
-
- dst[0] = (temp * fac + src1[0] * mfac) / 255;
+ const int mfac = 255 - fac;
+ int i = 3;
- if (src2[1] == 255)
- temp = 255;
- else if (src2[1] == 0)
- temp = 0;
- else if (src2[1] > 127) {
- temp = ((src1[1]) * 255) / (2 * (255 - src2[1]));
- if (temp > 255) temp = 255;
- }
- else {
- temp = 255 - ((255 - src1[1]) * 255 / (2 * src2[1]));
- if (temp < 0) temp = 0;
- }
+ while (i--) {
+ int temp;
- dst[1] = (temp * fac + src1[1] * mfac) / 255;
-
- if (src2[2] == 255)
- temp = 255;
- else if (src2[2] == 0)
- temp = 0;
- else if (src2[2] > 127) {
- temp = ((src1[2]) * 255) / (2 * (255 - src2[2]));
- if (temp > 255) temp = 255;
- }
- else {
- temp = 255 - ((255 - src1[2]) * 255 / (2 * src2[2]));
- if (temp < 0) temp = 0;
+ if (src2[i] == 255) {
+ temp = 255;
+ }
+ else if (src2[i] == 0) {
+ temp = 0;
+ }
+ else if (src2[i] > 127) {
+ temp = min_ii(((src1[i]) * 255) / (2 * (255 - src2[i])), 255);
+ }
+ else {
+ temp = max_ii(255 - ((255 - src1[i]) * 255 / (2 * src2[i])), 0);
+ }
+ dst[i] = (unsigned char)((temp * fac + src1[i] * mfac) / 255);
}
-
- dst[2] = (temp * fac + src1[2] * mfac) / 255;
}
else {
/* no op */
@@ -608,22 +463,15 @@ MINLINE void blend_color_vividlight_byte(unsigned char dst[4], unsigned const ch
MINLINE void blend_color_difference_byte(unsigned char dst[4], unsigned const char src1[4], unsigned const char src2[4])
{
- const unsigned char fac = src2[3];
+ const int fac = src2[3];
if (fac != 0) {
- int temp;
- int mfac = 255 - fac;
- temp = src1[0] - src2[0];
- if (temp < 0) temp = -temp;
- dst[0] = (temp * fac + src1[0] * mfac) / 255;
-
- temp = src1[1] - src2[1];
- if (temp < 0) temp = -temp;
- dst[1] = (temp * fac + src1[1] * mfac) / 255;
-
- temp = src1[2] - src2[2];
- if (temp < 0) temp = -temp;
- dst[2] = (temp * fac + src1[2] * mfac) / 255;
+ const int mfac = 255 - fac;
+ int i = 3;
+ while (i--) {
+ const int temp = abs(src1[i] - src2[i]);
+ dst[i] = (unsigned char)((temp * fac + src1[i] * mfac) / 255);
+ }
}
else {
/* no op */
@@ -634,18 +482,15 @@ MINLINE void blend_color_difference_byte(unsigned char dst[4], unsigned const ch
MINLINE void blend_color_exclusion_byte(unsigned char dst[4], unsigned const char src1[4], unsigned const char src2[4])
{
- const unsigned char fac = src2[3];
+ const int fac = src2[3];
if (fac != 0) {
- int temp;
- int mfac = 255 - fac;
- temp = 127 - ((2 * (src1[0] - 127) * (src2[0] - 127)) / 255);
- dst[0] = (temp * fac + src1[0] * mfac) / 255;
-
- temp = 127 - ((2 * (src1[1] - 127) * (src2[1] - 127)) / 255);
- dst[1] = (temp * fac + src1[1] * mfac) / 255;
+ const int mfac = 255 - fac;
+ int i = 3;
- temp = 127 - ((2 * (src1[2] - 127) * (src2[2] - 127)) / 255);
- dst[2] = (temp * fac + src1[2] * mfac) / 255;
+ while (i--) {
+ const int temp = 127 - ((2 * (src1[i] - 127) * (src2[i] - 127)) / 255);
+ dst[i] = (unsigned char)((temp * fac + src1[i] * mfac) / 255);
+ }
}
else {
/* no op */
@@ -655,9 +500,9 @@ MINLINE void blend_color_exclusion_byte(unsigned char dst[4], unsigned const cha
MINLINE void blend_color_color_byte(unsigned char dst[4], unsigned const char src1[4], unsigned const char src2[4])
{
- const unsigned char fac = src2[3];
+ const int fac = src2[3];
if (fac != 0) {
- int mfac = 255 - fac;
+ const int mfac = 255 - fac;
float h1, s1, v1;
float h2, s2, v2;
float r, g, b;
@@ -670,9 +515,9 @@ MINLINE void blend_color_color_byte(unsigned char dst[4], unsigned const char sr
hsv_to_rgb(h1, s1, v1, &r, &g, &b);
- dst[0] = ((int)(r * 255.0f) * fac + src1[0] * mfac) / 255;
- dst[1] = ((int)(g * 255.0f) * fac + src1[1] * mfac) / 255;
- dst[2] = ((int)(b * 255.0f) * fac + src1[2] * mfac) / 255;
+ dst[0] = (unsigned char)(((int)(r * 255.0f) * fac + src1[0] * mfac) / 255);
+ dst[1] = (unsigned char)(((int)(g * 255.0f) * fac + src1[1] * mfac) / 255);
+ dst[2] = (unsigned char)(((int)(b * 255.0f) * fac + src1[2] * mfac) / 255);
}
else {
/* no op */
@@ -682,9 +527,9 @@ MINLINE void blend_color_color_byte(unsigned char dst[4], unsigned const char sr
MINLINE void blend_color_hue_byte(unsigned char dst[4], unsigned const char src1[4], unsigned const char src2[4])
{
- const unsigned char fac = src2[3];
+ const int fac = src2[3];
if (fac != 0) {
- int mfac = 255 - fac;
+ const int mfac = 255 - fac;
float h1, s1, v1;
float h2, s2, v2;
float r, g, b;
@@ -696,9 +541,9 @@ MINLINE void blend_color_hue_byte(unsigned char dst[4], unsigned const char src1
hsv_to_rgb(h1, s1, v1, &r, &g, &b);
- dst[0] = ((int)(r * 255.0f) * fac + src1[0] * mfac) / 255;
- dst[1] = ((int)(g * 255.0f) * fac + src1[1] * mfac) / 255;
- dst[2] = ((int)(b * 255.0f) * fac + src1[2] * mfac) / 255;
+ dst[0] = (unsigned char)(((int)(r * 255.0f) * fac + src1[0] * mfac) / 255);
+ dst[1] = (unsigned char)(((int)(g * 255.0f) * fac + src1[1] * mfac) / 255);
+ dst[2] = (unsigned char)(((int)(b * 255.0f) * fac + src1[2] * mfac) / 255);
}
else {
/* no op */
@@ -709,9 +554,9 @@ MINLINE void blend_color_hue_byte(unsigned char dst[4], unsigned const char src1
MINLINE void blend_color_saturation_byte(unsigned char dst[4], unsigned const char src1[4], unsigned const char src2[4])
{
- const unsigned char fac = src2[3];
+ const int fac = src2[3];
if (fac != 0) {
- int mfac = 255 - fac;
+ const int mfac = 255 - fac;
float h1, s1, v1;
float h2, s2, v2;
float r, g, b;
@@ -724,9 +569,9 @@ MINLINE void blend_color_saturation_byte(unsigned char dst[4], unsigned const ch
hsv_to_rgb(h1, s1, v1, &r, &g, &b);
- dst[0] = ((int)(r * 255.0f) * fac + src1[0] * mfac) / 255;
- dst[1] = ((int)(g * 255.0f) * fac + src1[1] * mfac) / 255;
- dst[2] = ((int)(b * 255.0f) * fac + src1[2] * mfac) / 255;
+ dst[0] = (unsigned char)(((int)(r * 255.0f) * fac + src1[0] * mfac) / 255);
+ dst[1] = (unsigned char)(((int)(g * 255.0f) * fac + src1[1] * mfac) / 255);
+ dst[2] = (unsigned char)(((int)(b * 255.0f) * fac + src1[2] * mfac) / 255);
}
else {
/* no op */
@@ -736,23 +581,22 @@ MINLINE void blend_color_saturation_byte(unsigned char dst[4], unsigned const ch
MINLINE void blend_color_luminosity_byte(unsigned char dst[4], unsigned const char src1[4], unsigned const char src2[4])
{
- const unsigned char fac = src2[3];
+ const int fac = src2[3];
if (fac != 0) {
- int mfac = 255 - fac;
+ const int mfac = 255 - fac;
float h1, s1, v1;
float h2, s2, v2;
float r, g, b;
rgb_to_hsv(src1[0] / 255.0f, src1[1] / 255.0f, src1[2] / 255.0f, &h1, &s1, &v1);
rgb_to_hsv(src2[0] / 255.0f, src2[1] / 255.0f, src2[2] / 255.0f, &h2, &s2, &v2);
-
v1 = v2;
hsv_to_rgb(h1, s1, v1, &r, &g, &b);
- dst[0] = ((int)(r * 255.0f) * fac + src1[0] * mfac) / 255;
- dst[1] = ((int)(g * 255.0f) * fac + src1[1] * mfac) / 255;
- dst[2] = ((int)(b * 255.0f) * fac + src1[2] * mfac) / 255;
+ dst[0] = (unsigned char)(((int)(r * 255.0f) * fac + src1[0] * mfac) / 255);
+ dst[1] = (unsigned char)(((int)(g * 255.0f) * fac + src1[1] * mfac) / 255);
+ dst[2] = (unsigned char)(((int)(b * 255.0f) * fac + src1[2] * mfac) / 255);
}
else {
@@ -939,43 +783,22 @@ MINLINE void blend_color_add_alpha_float(float dst[4], const float src1[4], cons
MINLINE void blend_color_overlay_float(float dst[3], const float src1[3], const float src2[3])
{
- float fac = src2[3];
+ const float fac = src2[3];
if (fac != 0.0f && fac < 1.0f) {
-
- float temp;
- float fac = src2[3];
- float mfac = 1.0f - fac;
-
- if (src1[0] > 0.5f)
- temp = 1 - (1 - 2 * (src1[0] - 0.5f)) * (1 - src2[0]);
- else
- temp = 2 * src1[0] * src2[0];
- temp = temp * fac + src1[0] * mfac;
- if (temp < 1.0f)
- dst[0] = temp;
- else
- dst[0] = 1.0f;
-
-
- if (src1[1] > 0.5f)
- temp = 1.0f - (1.0f - 2.0f * (src1[1] - 0.5f)) * (1.0f - src2[1]);
- else
- temp = 2.0f * src1[1] * src2[1];
- temp = temp * fac + src1[1] * mfac;
- if (temp < 1.0f)
- dst[1] = temp;
- else
- dst[1] = 1.0f;
-
- if (src1[2] > 0.5f)
- temp = 1 - (1.0f - 2.0f * (src1[2] - 0.5f)) * (1.0f - src2[2]);
- else
- temp = 2.0f * src1[2] * src2[2];
- temp = temp * fac + src1[2] * mfac;
- if (temp < 1.0f)
- dst[2] = temp;
- else
- dst[2] = 1.0f;
+ const float mfac = 1.0f - fac;
+ int i = 3;
+
+ while (i--) {
+ float temp;
+
+ if (src1[i] > 0.5f) {
+ temp = 1.0f - (1.0f - 2.0f * (src1[i] - 0.5f)) * (1.0f - src2[i]);
+ }
+ else {
+ temp = 2.0f * src1[i] * src2[i];
+ }
+ dst[i] = min_ff(temp * fac + src1[i] * mfac, 1.0f);
+ }
}
else {
/* no op */
@@ -988,33 +811,20 @@ MINLINE void blend_color_hardlight_float(float dst[4], const float src1[4], cons
{
const float fac = src2[3];
if (fac != 0.0f && fac < 1.0f) {
- float temp;
- float mfac = 1.0f - fac;
- if (src2[0] > 0.5f)
- temp = 1 - ((1.0f - 2.0f * (src2[0] - 0.5f)) * (1.0f - src1[0]));
- else
- temp = 2.0f * src2[0] * src1[0];
- temp = (temp * fac + src1[0] * mfac) / 1.0f;
- if (temp < 1.0f) dst[0] = temp; else dst[0] = 1.0f;
-
- if (src2[1] > 0.5f)
- temp = 1 - ((1.0f - 2.0f * (src2[1] - 0.5f)) * (1.0f - src1[1]));
- else
- temp = 2.0f * src2[1] * src1[1];
- temp = (temp * fac + src1[1] * mfac) / 1.0f;
- if (temp < 1.0f) dst[1] = temp; else dst[1] = 1.0f;
-
- if (src2[2] > 0.5f)
- temp = 1 - ((1.0f - 2.0f * (src2[2] - 0.5f)) * (1.0f - src1[2]));
- else
- temp = 2.0f * src2[2] * src1[2];
- temp = (temp * fac + src1[2] * mfac) / 1.0f;
-
- if (temp < 1.0f)
- dst[2] = temp;
- else
- dst[2] = 1.0f;
-
+ const float mfac = 1.0f - fac;
+ int i = 3;
+
+ while (i--) {
+ float temp;
+
+ if (src2[i] > 0.5f) {
+ temp = 1.0f - ((1.0f - 2.0f * (src2[i] - 0.5f)) * (1.0f - src1[i]));
+ }
+ else {
+ temp = 2.0f * src2[i] * src1[i];
+ }
+ dst[i] = min_ff((temp * fac + src1[i] * mfac) / 1.0f, 1.0f);
+ }
}
else {
/* no op */
@@ -1026,32 +836,13 @@ MINLINE void blend_color_burn_float(float dst[3], const float src1[3], const flo
{
const float fac = src2[3];
if (fac != 0.0f && fac < 1.0f) {
- float temp;
- float mfac = 1.0f - fac;
-
- if (src2[0] == 0.0f)
- temp = 0.0f;
- else
- temp = 1.0f - ((1.0f - src1[0]) / src2[0]);
- if (temp < 0.0f)
- temp = 0.0f;
- dst[0] = (temp * fac + src1[0] * mfac);
-
- if (src2[1] == 0.0f)
- temp = 0.0f;
- else
- temp = 1.0f - ((1.0f - src1[1]) / src2[1]);
- if (temp < 0.0f)
- temp = 0.0f;
- dst[1] = (temp * fac + src1[1] * mfac);
-
- if (src2[2] == 0.0f)
- temp = 0.0f;
- else
- temp = 1.0f - ((1.0f - src1[2]) / src2[2]);
- if (temp < 0.0f)
- temp = 0.0f;
- dst[2] = (temp * fac + src1[2] * mfac);
+ const float mfac = 1.0f - fac;
+ int i = 3;
+
+ while (i--) {
+ const float temp = (src2[i] == 0.0f) ? 0.0f : max_ff(1.0f - ((1.0f - src1[i]) / src2[i]), 0.0f);
+ dst[i] = (temp * fac + src1[i] * mfac);
+ }
}
else {
/* no op */
@@ -1063,21 +854,13 @@ MINLINE void blend_color_linearburn_float(float dst[3], const float src1[3], con
{
const float fac = src2[3];
if (fac != 0.0f && fac < 1.0f) {
- float temp;
- float mfac = 1.0f - fac;
-
- temp = src1[0] + src2[0] - 1.0f;
- if (temp < 0) temp = 0;
- dst[0] = (temp * fac + src1[0] * mfac);
-
- temp = src1[1] + src2[1] - 1.0f;
- if (temp < 0) temp = 0;
- dst[1] = (temp * fac + src1[1] * mfac);
-
- temp = src1[2] + src2[2] - 1.0f;
- if (temp < 0) temp = 0;
- dst[2] = (temp * fac + src1[2] * mfac);
+ const float mfac = 1.0f - fac;
+ int i = 3;
+ while (i--) {
+ const float temp = max_ff(src1[i] + src2[i] - 1.0f, 0.0f);
+ dst[i] = (temp * fac + src1[i] * mfac);
+ }
}
else {
/* no op */
@@ -1090,23 +873,13 @@ MINLINE void blend_color_dodge_float(float dst[3], const float src1[3], const fl
{
const float fac = src2[3];
if (fac != 0.0f && fac < 1.0f) {
- float temp;
- float mfac = 1.0f - fac;
-
- if (src2[0] >= 1.0f) temp = 1.0f;
- else temp = (src1[0]) / (1.0f - src2[0]);
- if (temp > 1.0f) temp = 1.0f;
- dst[0] = (temp * fac + src1[0] * mfac);
-
- if (src2[1] >= 1.0f) temp = 1.0f;
- else temp = (src1[1]) / (1.0f - src2[1]);
- if (temp > 1.0f) temp = 1.0f;
- dst[1] = (temp * fac + src1[1] * mfac);
+ const float mfac = 1.0f - fac;
+ int i = 3;
- if (src2[2] >= 1.0f) temp = 1.0f;
- else temp = (src1[2]) / (1.0f - src2[2]);
- if (temp > 1.0f) temp = 1.0f;
- dst[2] = (temp * fac + src1[2] * mfac);
+ while (i--) {
+ const float temp = (src2[i] >= 1.0f) ? 1.0f : min_ff(src1[i] / (1.0f - src2[i]), 1.0f);
+ dst[i] = (temp * fac + src1[i] * mfac);
+ }
}
else {
/* no op */
@@ -1118,20 +891,13 @@ MINLINE void blend_color_screen_float(float dst[3], const float src1[3], const f
{
const float fac = src2[3];
if (fac != 0.0f && fac < 1.0f) {
- float temp;
- float mfac = 1.0f - fac;
-
- temp = 1.0f - ((1.0f - src1[0]) * (1.0f - src2[0]));
- if (temp < 0) temp = 0;
- dst[0] = (temp * fac + src1[0] * mfac);
+ const float mfac = 1.0f - fac;
+ int i = 3;
- temp = 1.0f - ((1.0f - src1[1]) * (1.0f - src2[1]));
- if (temp < 0) temp = 0;
- dst[1] = (temp * fac + src1[1] * mfac);
-
- temp = 1.0f - ((1.0f - src1[2]) * (1.0f - src2[2]));
- if (temp < 0) temp = 0;
- dst[2] = (temp * fac + src1[2] * mfac);
+ while (i--) {
+ const float temp = max_ff(1.0f - ((1.0f - src1[i]) * (1.0f - src2[i])), 0.0f);
+ dst[i] = (temp * fac + src1[i] * mfac);
+ }
}
else {
/* no op */
@@ -1143,17 +909,20 @@ MINLINE void blend_color_softlight_float(float dst[3], const float src1[3], cons
{
const float fac = src2[3];
if (fac != 0.0f && fac < 1.0f) {
- float temp;
- float mfac = 1.0f - fac;
-
- temp = (((src1[0] < 0.5f) ? ((src2[0] + 0.5f) * (src1[0])) : (1.0f - ((1.0f - ((src2[0]) + 0.5f)) * (1.0f - src1[0])))));
- dst[0] = (temp * fac + src1[0] * mfac);
-
- temp = (((src1[1] < 0.5f) ? ((src2[1] + 0.5f) * (src1[1])) : (1.0f - ((1.0f - ((src2[1]) + 0.5f)) * (1.0f - src1[1])))));
- dst[1] = (temp * fac + src1[1] * mfac);
-
- temp = (((src1[2] < 0.5f) ? ((src2[2] + 0.5f) * (src1[2])) : (1.0f - ((1.0f - ((src2[2]) + 0.5f)) * (1.0f - src1[2])))));
- dst[2] = (temp * fac + src1[2] * mfac);
+ const float mfac = 1.0f - fac;
+ int i = 3;
+
+ while (i--) {
+ float temp;
+
+ if (src1[i] < 0.5f) {
+ temp = (src2[i] + 0.5f) * src1[i];
+ }
+ else {
+ temp = 1.0f - ((1.0f - (src2[i] + 0.5f)) * (1.0f - src1[i]));
+ }
+ dst[i] = (temp * fac + src1[i] * mfac);
+ }
}
else {
/* no op */
@@ -1165,44 +934,20 @@ MINLINE void blend_color_pinlight_float(float dst[3], const float src1[3], const
{
const float fac = src2[3];
if (fac != 0.0f && fac < 1.0f) {
- float temp;
- float mfac = 1.0f - fac;
-
- if (src2[0] > 0.5f) {
- temp = 2 * (src2[0] - 0.5f);
- if (src1[0] > temp)
- temp = src1[0];
- }
- else {
- temp = 2 * src2[0];
- if (src1[0] < temp)
- temp = src1[0];
- }
-
- dst[0] = (temp * fac + src1[0] * mfac);
-
-
- if (src2[1] > 0.5f) {
- temp = 2 * (src2[1] - 0.5f);
- if (src1[1] > temp) temp = src1[1];
- }
- else {
- temp = 2 * src2[1];
- if (src1[1] < temp) temp = src1[1];
- }
-
- dst[1] = (temp * fac + src1[1] * mfac);
-
-
- if (src2[2] > 0.5f) {
- temp = 2 * (src2[2] - 0.5f);
- if (src1[2] > temp) temp = src1[2];
- }
- else {
- temp = 2 * src2[2];
- if (src1[2] < temp) temp = src1[2];
+ const float mfac = 1.0f - fac;
+ int i = 3;
+
+ while (i--) {
+ float temp;
+
+ if (src2[i] > 0.5f) {
+ temp = max_ff(2.0f * (src2[i] - 0.5f), src1[i]);
+ }
+ else {
+ temp = min_ff(2.0f * src2[i], src1[i]);
+ }
+ dst[i] = (temp * fac + src1[i] * mfac);
}
- dst[2] = (temp * fac + src1[2] * mfac);
}
else {
/* no op */
@@ -1215,41 +960,20 @@ MINLINE void blend_color_linearlight_float(float dst[3], const float src1[3], co
{
const float fac = src2[3];
if (fac != 0.0f && fac < 1.0f) {
- float temp;
- float mfac = 1.0f - fac;
-
- if (src2[0] > 0.5f) {
- temp = src1[0] + 2 * (src2[0] - 0.5f);
- if (temp > 1.0f)
- temp = 1.0f;
- }
- else {
- temp = src1[0] + 2 * src2[0] - 1.0f;
- if (temp < 0) temp = 0;
- }
- dst[0] = (temp * fac + src1[0] * mfac);
-
- if (src2[1] > 0.5f) {
- temp = src1[1] + 2 * (src2[1] - 0.5f);
- if (temp > 1.0f)
- temp = 1.0f;
- }
- else {
- temp = src1[1] + 2 * src2[1] - 1.0f;
- if (temp < 0) temp = 0;
- }
- dst[1] = (temp * fac + src1[1] * mfac);
-
- if (src2[2] > 0.5f) {
- temp = src1[2] + 2 * (src2[2] - 0.5f);
- if (temp > 1.0f)
- temp = 1.0f;
+ const float mfac = 1.0f - fac;
+ int i = 3;
+
+ while (i--) {
+ float temp;
+
+ if (src2[i] > 0.5f) {
+ temp = min_ff(src1[i] + 2.0f * (src2[i] - 0.5f), 1.0f);
+ }
+ else {
+ temp = max_ff(src1[i] + 2.0f * src2[i] - 1.0f, 0.0f);
+ }
+ dst[i] = (temp * fac + src1[i] * mfac);
}
- else {
- temp = src1[2] + 2 * src2[2] - 1.0f;
- if (temp < 0) temp = 0;
- }
- dst[2] = (temp * fac + src1[2] * mfac);
}
else {
/* no op */
@@ -1262,53 +986,26 @@ MINLINE void blend_color_vividlight_float(float dst[3], const float src1[3], con
{
const float fac = src2[3];
if (fac != 0.0f && fac < 1.0f) {
- float temp;
- float mfac = 1.0f - fac;
-
- if (src2[0] == 1.0f)
- temp = 1.0f;
- else if (src2[0] == 0)
- temp = 0;
- else if (src2[0] > 0.5f) {
- temp = ((src1[0]) * 1.0f) / (2 * (1.0f - src2[0]));
- if (temp > 1.0f) temp = 1.0f;
- }
- else {
- temp = 1.0f - ((1.0f - src1[0]) * 1.0f / (2 * src2[0]));
- if (temp < 0) temp = 0;
- }
-
- dst[0] = (temp * fac + src1[0] * mfac);
-
- if (src2[1] == 1.0f)
- temp = 1.0f;
- else if (src2[1] == 0)
- temp = 0;
- else if (src2[1] > 0.5f) {
- temp = ((src1[1]) * 1.0f) / (2 * (1.0f - src2[1]));
- if (temp > 1.0f) temp = 1.0f;
- }
- else {
- temp = 1.0f - ((1.0f - src1[1]) * 1.0f / (2 * src2[1]));
- if (temp < 0) temp = 0;
- }
+ const float mfac = 1.0f - fac;
+ int i = 3;
- dst[1] = (temp * fac + src1[1] * mfac);
+ while (i--) {
+ float temp;
- if (src2[2] == 1.0f)
- temp = 1.0f;
- else if (src2[2] == 0)
- temp = 0;
- else if (src2[2] > 0.5f) {
- temp = ((src1[2]) * 1.0f) / (2 * (1.0f - src2[2]));
- if (temp > 1.0f) temp = 1.0f;
- }
- else {
- temp = 1.0f - ((1.0f - src1[2]) * 1.0f / (2 * src2[2]));
- if (temp < 0) temp = 0;
+ if (src2[i] == 1.0f) {
+ temp = 1.0f;
+ }
+ else if (src2[i] == 0.0f) {
+ temp = 0.0f;
+ }
+ else if (src2[i] > 0.5f) {
+ temp = min_ff(((src1[i]) * 1.0f) / (2.0f * (1.0f - src2[i])), 1.0f);
+ }
+ else {
+ temp = max_ff(1.0f - ((1.0f - src1[i]) * 1.0f / (2.0f * src2[i])), 0.0f);
+ }
+ dst[i] = (temp * fac + src1[i] * mfac);
}
-
- dst[2] = (temp * fac + src1[2] * mfac);
}
else {
/* no op */
@@ -1320,20 +1017,12 @@ MINLINE void blend_color_difference_float(float dst[3], const float src1[3], con
{
const float fac = src2[3];
if (fac != 0.0f && fac < 1.0f) {
- float temp;
- float mfac = 1.0f - fac;
- temp = src1[0] - src2[0];
- if (temp < 0) temp = -temp;
- dst[0] = (temp * fac + src1[0] * mfac);
-
- temp = src1[1] - src2[1];
- if (temp < 0) temp = -temp;
- dst[1] = (temp * fac + src1[1] * mfac);
-
- temp = src1[2] - src2[2];
- if (temp < 0) temp = -temp;
- dst[2] = (temp * fac + src1[2] * mfac);
+ const float mfac = 1.0f - fac;
+ int i = 3;
+ while (i--) {
+ dst[i] = (fabsf(src1[i] - src2[i]) * fac + src1[i] * mfac);
+ }
}
else {
/* no op */
@@ -1346,16 +1035,13 @@ MINLINE void blend_color_exclusion_float(float dst[3], const float src1[3], cons
{
const float fac = src2[3];
if (fac != 0.0f && fac < 1.0f) {
- float temp;
- float mfac = 1.0f - fac;
- temp = 0.5f - ((2 * (src1[0] - 0.5f) * (src2[0] - 0.5f)));
- dst[0] = (temp * fac + src1[0] * mfac);
-
- temp = 0.5f - ((2 * (src1[1] - 0.5f) * (src2[1] - 0.5f)));
- dst[1] = (temp * fac + src1[1] * mfac);
+ const float mfac = 1.0f - fac;
+ int i = 3;
- temp = 0.5f - ((2 * (src1[2] - 0.5f) * (src2[2] - 0.5f)));
- dst[2] = (temp * fac + src1[2] * mfac);
+ while (i--) {
+ const float temp = 0.5f - ((2 * (src1[i] - 0.5f) * (src2[i] - 0.5f)));
+ dst[i] = (temp * fac + src1[i] * mfac);
+ }
}
else {
/* no op */
@@ -1368,14 +1054,14 @@ MINLINE void blend_color_color_float(float dst[3], const float src1[3], const fl
{
const float fac = src2[3];
if (fac != 0.0f && fac < 1.0f) {
- float mfac = 1.0f - fac;
+ const float mfac = 1.0f - fac;
float h1, s1, v1;
float h2, s2, v2;
float r, g, b;
+
rgb_to_hsv(src1[0], src1[1], src1[2], &h1, &s1, &v1);
rgb_to_hsv(src2[0], src2[1], src2[2], &h2, &s2, &v2);
-
h1 = h2;
s1 = s2;
@@ -1396,14 +1082,14 @@ MINLINE void blend_color_hue_float(float dst[3], const float src1[3], const floa
{
const float fac = src2[3];
if (fac != 0.0f && fac < 1.0f) {
- float mfac = 1.0f - fac;
+ const float mfac = 1.0f - fac;
float h1, s1, v1;
float h2, s2, v2;
float r, g, b;
+
rgb_to_hsv(src1[0], src1[1], src1[2], &h1, &s1, &v1);
rgb_to_hsv(src2[0], src2[1], src2[2], &h2, &s2, &v2);
-
h1 = h2;
hsv_to_rgb(h1, s1, v1, &r, &g, &b);
@@ -1422,10 +1108,11 @@ MINLINE void blend_color_saturation_float(float dst[3], const float src1[3], con
{
const float fac = src2[3];
if (fac != 0.0f && fac < 1.0f) {
- float mfac = 1.0f - fac;
+ const float mfac = 1.0f - fac;
float h1, s1, v1;
float h2, s2, v2;
float r, g, b;
+
rgb_to_hsv(src1[0], src1[1], src1[2], &h1, &s1, &v1);
rgb_to_hsv(src2[0], src2[1], src2[2], &h2, &s2, &v2);
@@ -1448,14 +1135,14 @@ MINLINE void blend_color_luminosity_float(float dst[3], const float src1[3], con
{
const float fac = src2[3];
if (fac != 0.0f && fac < 1.0f) {
- float mfac = 1.0f - fac;
+ const float mfac = 1.0f - fac;
float h1, s1, v1;
float h2, s2, v2;
float r, g, b;
+
rgb_to_hsv(src1[0], src1[1], src1[2], &h1, &s1, &v1);
rgb_to_hsv(src2[0], src2[1], src2[2], &h2, &s2, &v2);
-
v1 = v2;
hsv_to_rgb(h1, s1, v1, &r, &g, &b);
@@ -1473,7 +1160,7 @@ MINLINE void blend_color_luminosity_float(float dst[3], const float src1[3], con
MINLINE void blend_color_interpolate_float(float dst[4], const float src1[4], const float src2[4], float t)
{
/* interpolation, colors are premultiplied so it goes fine */
- float mt = 1.0f - t;
+ const float mt = 1.0f - t;
dst[0] = mt * src1[0] + t * src2[0];
dst[1] = mt * src1[1] + t * src2[1];
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-05 07:55:22 +0300