1 files changed, 109 insertions, 0 deletions
diff --git a/source/blender/render/intern/texture_common.h b/source/blender/render/intern/texture_common.h
new file mode 100644
index 00000000000..b3a976c3fe0
--- /dev/null
+++ b/source/blender/render/intern/texture_common.h
@@ -0,0 +1,109 @@
+/*
+ * 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 2
+ * 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, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ */
+
+/** \file
+ * \ingroup render
+ */
+
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define BRICONT \
+  texres->tin = (texres->tin - 0.5f) * tex->contrast + tex->bright - 0.5f; \
+  if (!(tex->flag & TEX_NO_CLAMP)) { \
+    if (texres->tin < 0.0f) { \
+      texres->tin = 0.0f; \
+    } \
+    else if (texres->tin > 1.0f) { \
+      texres->tin = 1.0f; \
+    } \
+  } \
+  ((void)0)
+
+#define BRICONTRGB \
+  texres->tr = tex->rfac * ((texres->tr - 0.5f) * tex->contrast + tex->bright - 0.5f); \
+  texres->tg = tex->gfac * ((texres->tg - 0.5f) * tex->contrast + tex->bright - 0.5f); \
+  texres->tb = tex->bfac * ((texres->tb - 0.5f) * tex->contrast + tex->bright - 0.5f); \
+  if (!(tex->flag & TEX_NO_CLAMP)) { \
+    if (texres->tr < 0.0f) { \
+      texres->tr = 0.0f; \
+    } \
+    if (texres->tg < 0.0f) { \
+      texres->tg = 0.0f; \
+    } \
+    if (texres->tb < 0.0f) { \
+      texres->tb = 0.0f; \
+    } \
+  } \
+  if (tex->saturation != 1.0f) { \
+    float _hsv[3]; \
+    rgb_to_hsv(texres->tr, texres->tg, texres->tb, _hsv, _hsv + 1, _hsv + 2); \
+    _hsv[1] *= tex->saturation; \
+    hsv_to_rgb(_hsv[0], _hsv[1], _hsv[2], &texres->tr, &texres->tg, &texres->tb); \
+    if ((tex->saturation > 1.0f) && !(tex->flag & TEX_NO_CLAMP)) { \
+      if (texres->tr < 0.0f) { \
+        texres->tr = 0.0f; \
+      } \
+      if (texres->tg < 0.0f) { \
+        texres->tg = 0.0f; \
+      } \
+      if (texres->tb < 0.0f) { \
+        texres->tb = 0.0f; \
+      } \
+    } \
+  } \
+  ((void)0)
+
+struct ImBuf;
+struct Image;
+struct ImagePool;
+struct Tex;
+struct TexResult;
+
+/* texture_image.c */
+
+int imagewraposa(struct Tex *tex,
+                 struct Image *ima,
+                 struct ImBuf *ibuf,
+                 const float texvec[3],
+                 const float dxt[2],
+                 const float dyt[2],
+                 struct TexResult *texres,
+                 struct ImagePool *pool,
+                 const bool skip_load_image);
+int imagewrap(struct Tex *tex,
+              struct Image *ima,
+              const float texvec[3],
+              struct TexResult *texres,
+              struct ImagePool *pool,
+              const bool skip_load_image);
+void image_sample(struct Image *ima,
+                  float fx,
+                  float fy,
+                  float dx,
+                  float dy,
+                  float result[4],
+                  struct ImagePool *pool);
+
+#ifdef __cplusplus
+}
+#endif