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-rw-r--r--libglitter_colour_space_convert_rasters_double.c89
1 files changed, 0 insertions, 89 deletions
diff --git a/libglitter_colour_space_convert_rasters_double.c b/libglitter_colour_space_convert_rasters_double.c
deleted file mode 100644
index 8fa497e..0000000
--- a/libglitter_colour_space_convert_rasters_double.c
+++ /dev/null
@@ -1,89 +0,0 @@
-/* See LICENSE file for copyright and license details. */
-#include "common.h"
-#ifndef TEST
-
-
-static void
-multiply_33(double **outputs, size_t opos, const double **inputs, size_t ipos, const double matrix[3][3])
-{
- double i0 = inputs[0][ipos], i1 = inputs[1][ipos], i2 = inputs[2][ipos];
- outputs[0][opos] = i0 * matrix[0][0] + i1 * matrix[0][1] + i2 * matrix[0][2];
- outputs[1][opos] = i0 * matrix[1][0] + i1 * matrix[1][1] + i2 * matrix[1][2];
- outputs[2][opos] = i0 * matrix[2][0] + i1 * matrix[2][1] + i2 * matrix[2][2];
-}
-
-
-static void
-multiply_nn(size_t n, double **outputs, size_t opos, const double **inputs, size_t ipos,
- const double matrix[n][n], double buffer[n])
-{
- size_t i, j;
- for (j = 0; j < n; j++)
- buffer[j] = inputs[j][ipos];
- for (i = 0; i < n; i++) {
- outputs[i][opos] = buffer[0] * matrix[i][0];
- for (j = 1; j < n; j++)
- outputs[i][opos] += buffer[j] * matrix[i][j];
- }
-}
-
-
-static void
-multiply_nm(size_t n, size_t m, double **outputs /* m */, size_t opos, const double **inputs /* n */,
- size_t ipos, const double matrix[n][m], double buffer[n])
-{
- size_t i, j;
- for (j = 0; j < n; j++)
- buffer[j] = inputs[j][ipos];
- for (i = 0; i < m; i++) {
- outputs[i][opos] = buffer[0] * matrix[i][0];
- for (j = 1; j < n; j++)
- outputs[i][opos] += buffer[j] * matrix[i][j];
- }
-}
-
-
-void
-libglitter_colour_space_convert_rasters_double(size_t n, size_t m, double **outputs /* m */, const double **inputs /* n */,
- size_t output_rowsize, size_t output_cellsize, size_t input_rowsize,
- size_t input_cellsize, size_t width, size_t height, const double matrix[n][m])
-{
- size_t y, x, output_i, input_i, output_blanking, input_blanking;
- double *buffer;
-
- output_blanking = (output_rowsize - width) * output_cellsize;
- input_blanking = (input_rowsize - width) * input_cellsize;
- output_i = 0;
- input_i = 0;
-
- if (n == 3 && m == 3) {
- for (y = 0; y < height; y++, output_i += output_blanking, input_i += input_blanking)
- for (x = 0; x < width; x++, output_i += output_cellsize, input_i += input_cellsize)
- multiply_33(outputs, output_i, inputs, input_i, matrix);
-
- } else if (n == m) {
- buffer = alloca(n * sizeof(*buffer));
- for (y = 0; y < height; y++, output_i += output_blanking, input_i += input_blanking)
- for (x = 0; x < width; x++, output_i += output_cellsize, input_i += input_cellsize)
- multiply_nn(n, outputs, output_i, inputs, input_i, matrix, buffer);
-
- } else {
- buffer = alloca(n * sizeof(*buffer));
- for (y = 0; y < height; y++, output_i += output_blanking, input_i += input_blanking)
- for (x = 0; x < width; x++, output_i += output_cellsize, input_i += input_cellsize)
- multiply_nm(n, m, outputs, output_i, inputs, input_i, matrix, buffer);
- }
-}
-
-
-#else
-
-
-int
-main(void)
-{
- return 0; /* TODO add test */
-}
-
-
-#endif