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authorsanine <sanine.not@pm.me>2023-02-12 23:53:22 -0600
committersanine <sanine.not@pm.me>2023-02-12 23:53:22 -0600
commitf1fe73d1909a2448a004a88362a1a532d0d4f7c3 (patch)
treeab37ae3837e2f858de2932bcee9f26e69fab3db1 /libs/pixman-0.40.0/demos/conical-test.c
parentf567ea1e2798fd3156a416e61f083ea3e6b95719 (diff)
switch to tinyobj and nanovg from assimp and cairo
Diffstat (limited to 'libs/pixman-0.40.0/demos/conical-test.c')
-rw-r--r--libs/pixman-0.40.0/demos/conical-test.c100
1 files changed, 0 insertions, 100 deletions
diff --git a/libs/pixman-0.40.0/demos/conical-test.c b/libs/pixman-0.40.0/demos/conical-test.c
deleted file mode 100644
index 6b32430..0000000
--- a/libs/pixman-0.40.0/demos/conical-test.c
+++ /dev/null
@@ -1,100 +0,0 @@
-#include "../test/utils.h"
-#include "gtk-utils.h"
-
-#define SIZE 128
-#define GRADIENTS_PER_ROW 7
-#define NUM_ROWS ((NUM_GRADIENTS + GRADIENTS_PER_ROW - 1) / GRADIENTS_PER_ROW)
-#define WIDTH (SIZE * GRADIENTS_PER_ROW)
-#define HEIGHT (SIZE * NUM_ROWS)
-#define NUM_GRADIENTS 35
-
-#define double_to_color(x) \
- (((uint32_t) ((x)*65536)) - (((uint32_t) ((x)*65536)) >> 16))
-
-#define PIXMAN_STOP(offset,r,g,b,a) \
- { pixman_double_to_fixed (offset), \
- { \
- double_to_color (r), \
- double_to_color (g), \
- double_to_color (b), \
- double_to_color (a) \
- } \
- }
-
-
-static const pixman_gradient_stop_t stops[] = {
- PIXMAN_STOP (0.25, 1, 0, 0, 0.7),
- PIXMAN_STOP (0.5, 1, 1, 0, 0.7),
- PIXMAN_STOP (0.75, 0, 1, 0, 0.7),
- PIXMAN_STOP (1.0, 0, 0, 1, 0.7)
-};
-
-#define NUM_STOPS (sizeof (stops) / sizeof (stops[0]))
-
-static pixman_image_t *
-create_conical (int index)
-{
- pixman_point_fixed_t c;
- double angle;
-
- c.x = pixman_double_to_fixed (0);
- c.y = pixman_double_to_fixed (0);
-
- angle = (0.5 / NUM_GRADIENTS + index / (double)NUM_GRADIENTS) * 720 - 180;
-
- return pixman_image_create_conical_gradient (
- &c, pixman_double_to_fixed (angle), stops, NUM_STOPS);
-}
-
-int
-main (int argc, char **argv)
-{
- pixman_transform_t transform;
- pixman_image_t *src_img, *dest_img;
- int i;
-
- enable_divbyzero_exceptions ();
-
- dest_img = pixman_image_create_bits (PIXMAN_a8r8g8b8,
- WIDTH, HEIGHT,
- NULL, 0);
-
- draw_checkerboard (dest_img, 25, 0xffaaaaaa, 0xff888888);
-
- pixman_transform_init_identity (&transform);
-
- pixman_transform_translate (NULL, &transform,
- pixman_double_to_fixed (0.5),
- pixman_double_to_fixed (0.5));
-
- pixman_transform_scale (NULL, &transform,
- pixman_double_to_fixed (SIZE),
- pixman_double_to_fixed (SIZE));
- pixman_transform_translate (NULL, &transform,
- pixman_double_to_fixed (0.5),
- pixman_double_to_fixed (0.5));
-
- for (i = 0; i < NUM_GRADIENTS; i++)
- {
- int column = i % GRADIENTS_PER_ROW;
- int row = i / GRADIENTS_PER_ROW;
-
- src_img = create_conical (i);
- pixman_image_set_repeat (src_img, PIXMAN_REPEAT_NORMAL);
-
- pixman_image_set_transform (src_img, &transform);
-
- pixman_image_composite32 (
- PIXMAN_OP_OVER, src_img, NULL,dest_img,
- 0, 0, 0, 0, column * SIZE, row * SIZE,
- SIZE, SIZE);
-
- pixman_image_unref (src_img);
- }
-
- show_image (dest_img);
-
- pixman_image_unref (dest_img);
-
- return 0;
-}