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-rw-r--r--base/shader.c44
1 files changed, 0 insertions, 44 deletions
diff --git a/base/shader.c b/base/shader.c
deleted file mode 100644
index a6e16f6..0000000
--- a/base/shader.c
+++ /dev/null
@@ -1,44 +0,0 @@
-#include "shader.h"
-
-//==============================================================
-//
-// CPU CODE
-//
-//==============================================================
-// TONAL CONTROL CONSTANT GENERATION
-//--------------------------------------------------------------
-// Make sure to use same CRTS_MASK_* defines on CPU and GPU!!!!!
-//==============================================================
-/*
- * dst - Output 4 float array.
- *
- * contrast - Increase contrast, ranges from,
- * 1.0 = no change
- * 2.0 = very strong contrast (over 2.0 for even more)
- *
- * saturation - Increase saturation, ranges from,
- * 0.0 = no change
- * 1.0 = increased saturation (over 1.0 for even more)
- *
- * thin, mask - Inputs shared between CrtsTone() and CrtsFilter()
- *
- */
-static void CrtsTone(float * restrict dst, float contrast, float saturation, float thin, float mask) {
-//--------------------------------------------------------------
-#ifdef CRTS_MASK_NONE
- mask = 1.0f;
-#endif
-//--------------------------------------------------------------
-#ifdef CRTS_MASK_GRILLE_LITE
- // Normal R mask is {1.0,mask,mask}
- // LITE R mask is {mask,1.0,1.0}
- mask = 0.5f + mask * 0.5f;
-#endif
-//--------------------------------------------------------------
- float midOut = 0.18f / ((1.5f - thin) * (0.5f * mask + 0.5f));
- float pMidIn = powf(0.18f, contrast);
- dst[0] = contrast;
- dst[1] = ((-pMidIn) + midOut) / ((1.0f - pMidIn) * midOut);
- dst[2] = ((-pMidIn) * midOut + pMidIn) / (midOut * (-pMidIn) + midOut);
- dst[3] = contrast + saturation;
-}