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-rw-r--r--hacks/glx/dropshadow.c178
1 files changed, 0 insertions, 178 deletions
diff --git a/hacks/glx/dropshadow.c b/hacks/glx/dropshadow.c
deleted file mode 100644
index a4a5987..0000000
--- a/hacks/glx/dropshadow.c
+++ /dev/null
@@ -1,178 +0,0 @@
-/* dropshadow.c, Copyright (c) 2009 Jens Kilian <jjk@acm.org>
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation. No representations are made about the suitability of this
- * software for any purpose. It is provided "as is" without express or
- * implied warranty.
- */
-
-#include "screenhackI.h"
-#include "dropshadow.h"
-
-#include <stdlib.h>
-
-/* (Alpha) texture data for drop shadow.
- */
-static int drop_shadow_width = 32;
-static int drop_shadow_height = 32;
-static unsigned char drop_shadow_data[] =
-{
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 1, 1, 1, 3, 3, 4, 4, 4, 4, 4, 4,
- 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 1, 1, 3, 4, 6, 7, 9, 10, 10, 10, 10, 10,
- 10, 10, 10, 10, 10, 9, 7, 6, 4, 3, 1, 1, 0, 0, 0, 0,
- 0, 0, 0, 1, 1, 3, 5, 9, 13, 16, 19, 19, 21, 21, 22, 22,
- 22, 22, 21, 21, 19, 19, 16, 13, 9, 5, 3, 1, 1, 0, 0, 0,
- 0, 0, 1, 1, 3, 5, 10, 16, 22, 28, 32, 35, 37, 37, 38, 38,
- 38, 38, 37, 37, 35, 32, 28, 22, 16, 10, 5, 3, 1, 1, 0, 0,
- 0, 0, 1, 1, 4, 9, 16, 25, 34, 43, 50, 55, 58, 59, 60, 60,
- 60, 60, 59, 58, 55, 50, 43, 34, 25, 16, 9, 4, 1, 1, 0, 0,
- 0, 0, 1, 3, 6, 13, 22, 34, 48, 61, 70, 77, 80, 82, 83, 84,
- 84, 83, 82, 80, 77, 70, 61, 48, 34, 22, 13, 6, 3, 1, 0, 0,
- 0, 0, 1, 3, 7, 16, 28, 43, 61, 76, 88, 97, 102, 103, 104, 104,
- 104, 104, 103, 102, 97, 88, 76, 61, 43, 28, 16, 7, 3, 1, 0, 0,
- 0, 1, 1, 4, 9, 19, 32, 51, 70, 88, 103, 112, 117, 120, 121, 121,
- 121, 121, 120, 117, 112, 103, 88, 70, 51, 32, 19, 9, 4, 1, 1, 0,
- 0, 1, 1, 4, 10, 20, 35, 55, 77, 97, 112, 122, 128, 130, 132, 133,
- 133, 132, 130, 128, 122, 112, 97, 77, 55, 35, 20, 10, 4, 1, 1, 0,
- 0, 1, 1, 4, 10, 21, 37, 58, 80, 101, 117, 128, 134, 137, 138, 139,
- 139, 138, 137, 134, 128, 117, 101, 80, 58, 37, 21, 10, 4, 1, 0, 0,
- 0, 0, 1, 4, 10, 21, 38, 59, 82, 103, 119, 130, 137, 139, 141, 142,
- 142, 141, 139, 137, 130, 119, 103, 82, 59, 38, 21, 10, 4, 1, 0, 0,
- 0, 0, 1, 4, 10, 22, 38, 59, 83, 104, 121, 132, 139, 141, 142, 142,
- 142, 142, 141, 139, 132, 121, 104, 83, 59, 38, 22, 10, 4, 1, 0, 0,
- 0, 0, 1, 4, 10, 22, 38, 60, 84, 104, 121, 133, 139, 142, 142, 142,
- 142, 142, 142, 139, 133, 121, 104, 84, 60, 38, 22, 10, 4, 1, 0, 0,
- 0, 0, 1, 4, 10, 22, 38, 60, 84, 104, 121, 133, 139, 142, 142, 142,
- 142, 142, 142, 139, 133, 121, 104, 84, 60, 38, 22, 10, 4, 1, 0, 0,
- 0, 0, 1, 4, 10, 22, 38, 59, 83, 104, 121, 132, 139, 141, 142, 142,
- 142, 142, 141, 139, 132, 121, 104, 83, 59, 38, 22, 10, 4, 1, 0, 0,
- 0, 0, 1, 4, 10, 21, 38, 59, 82, 103, 119, 130, 137, 139, 141, 142,
- 142, 141, 139, 137, 130, 119, 103, 82, 59, 38, 21, 10, 4, 1, 0, 0,
- 0, 1, 1, 4, 10, 21, 37, 58, 80, 101, 118, 128, 134, 137, 139, 139,
- 139, 139, 137, 134, 128, 117, 102, 80, 58, 37, 21, 10, 4, 1, 0, 0,
- 0, 1, 1, 4, 10, 20, 35, 55, 77, 97, 112, 122, 128, 130, 132, 133,
- 133, 132, 130, 128, 122, 112, 97, 77, 55, 35, 20, 10, 4, 1, 1, 0,
- 0, 1, 1, 4, 9, 19, 32, 51, 70, 88, 103, 112, 117, 120, 121, 121,
- 121, 121, 120, 117, 112, 103, 88, 70, 51, 32, 19, 9, 4, 1, 1, 0,
- 0, 0, 1, 3, 7, 16, 28, 43, 61, 76, 88, 97, 102, 103, 104, 104,
- 104, 104, 103, 102, 97, 88, 76, 61, 43, 28, 16, 7, 3, 1, 0, 0,
- 0, 0, 1, 3, 6, 13, 22, 34, 48, 61, 70, 77, 80, 82, 83, 84,
- 84, 83, 82, 80, 77, 70, 61, 48, 34, 22, 13, 6, 3, 1, 0, 0,
- 0, 0, 1, 1, 4, 9, 16, 25, 34, 43, 50, 55, 58, 59, 60, 60,
- 60, 60, 59, 58, 55, 50, 43, 34, 25, 16, 9, 4, 1, 1, 0, 0,
- 0, 0, 1, 1, 3, 5, 10, 16, 22, 28, 32, 35, 37, 37, 38, 38,
- 38, 38, 37, 37, 35, 32, 28, 22, 16, 10, 5, 3, 1, 1, 0, 0,
- 0, 0, 0, 1, 1, 3, 5, 9, 13, 16, 19, 19, 21, 21, 22, 22,
- 22, 22, 21, 21, 19, 19, 16, 13, 9, 5, 3, 1, 1, 0, 0, 0,
- 0, 0, 0, 0, 1, 1, 3, 4, 6, 7, 9, 10, 10, 10, 10, 10,
- 10, 10, 10, 10, 10, 9, 7, 6, 4, 3, 1, 1, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 1, 1, 1, 3, 3, 4, 4, 4, 4, 4, 4,
- 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
-};
-
-GLuint
-init_drop_shadow(void)
-{
- GLuint t;
-
- glGenTextures (1, &t);
- if (t <= 0) abort();
-
- glBindTexture (GL_TEXTURE_2D, t);
-#if 0
- glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
- glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
- gluBuild2DMipmaps (GL_TEXTURE_2D, GL_ALPHA,
- drop_shadow_width, drop_shadow_height,
- GL_ALPHA, GL_UNSIGNED_BYTE,
- drop_shadow_data);
-#else
- glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
- glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
- glTexImage2D (GL_TEXTURE_2D, 0, GL_ALPHA,
- drop_shadow_width, drop_shadow_height, 0,
- GL_ALPHA, GL_UNSIGNED_BYTE,
- drop_shadow_data);
-#endif
-
- return t;
-}
-
-void
-draw_drop_shadow (GLuint t,
- GLfloat x, GLfloat y, GLfloat z, GLfloat w, GLfloat h,
- GLfloat r)
-{
- /* Inner and outer boundaries of shadow. */
- const GLfloat li = x, lo = li - r;
- const GLfloat ri = x + w, ro = ri + r;
- const GLfloat bi = y, bo = bi - r;
- const GLfloat ti = y + h, to = ti + r;
-
- glEnable (GL_BLEND);
- glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-
- glEnable (GL_TEXTURE_2D);
- glBindTexture (GL_TEXTURE_2D, t);
-
- glBegin (GL_QUADS);
-
- /* There's likely a better way to do this... */
- glTexCoord2f (0.0, 0.0); glVertex3f (lo, bo, z);
- glTexCoord2f (0.5, 0.0); glVertex3f (li, bo, z);
- glTexCoord2f (0.5, 0.5); glVertex3f (li, bi, z);
- glTexCoord2f (0.0, 0.5); glVertex3f (lo, bi, z);
-
- glTexCoord2f (0.5, 0.0); glVertex3f (li, bo, z);
- glTexCoord2f (0.5, 0.0); glVertex3f (ri, bo, z);
- glTexCoord2f (0.5, 0.5); glVertex3f (ri, bi, z);
- glTexCoord2f (0.5, 0.5); glVertex3f (li, bi, z);
-
- glTexCoord2f (0.5, 0.0); glVertex3f (ri, bo, z);
- glTexCoord2f (1.0, 0.0); glVertex3f (ro, bo, z);
- glTexCoord2f (1.0, 0.5); glVertex3f (ro, bi, z);
- glTexCoord2f (0.5, 0.5); glVertex3f (ri, bi, z);
-
- glTexCoord2f (0.5, 0.5); glVertex3f (ri, bi, z);
- glTexCoord2f (1.0, 0.5); glVertex3f (ro, bi, z);
- glTexCoord2f (1.0, 0.5); glVertex3f (ro, ti, z);
- glTexCoord2f (0.5, 0.5); glVertex3f (ri, ti, z);
-
- glTexCoord2f (0.5, 0.5); glVertex3f (ri, ti, z);
- glTexCoord2f (1.0, 0.5); glVertex3f (ro, ti, z);
- glTexCoord2f (1.0, 1.0); glVertex3f (ro, to, z);
- glTexCoord2f (0.5, 1.0); glVertex3f (ri, to, z);
-
- glTexCoord2f (0.5, 0.5); glVertex3f (li, ti, z);
- glTexCoord2f (0.5, 0.5); glVertex3f (ri, ti, z);
- glTexCoord2f (0.5, 1.0); glVertex3f (ri, to, z);
- glTexCoord2f (0.5, 1.0); glVertex3f (li, to, z);
-
- glTexCoord2f (0.0, 0.5); glVertex3f (lo, ti, z);
- glTexCoord2f (0.5, 0.5); glVertex3f (li, ti, z);
- glTexCoord2f (0.5, 1.0); glVertex3f (li, to, z);
- glTexCoord2f (0.0, 1.0); glVertex3f (lo, to, z);
-
- glTexCoord2f (0.0, 0.5); glVertex3f (lo, bi, z);
- glTexCoord2f (0.5, 0.5); glVertex3f (li, bi, z);
- glTexCoord2f (0.5, 0.5); glVertex3f (li, ti, z);
- glTexCoord2f (0.0, 0.5); glVertex3f (lo, ti, z);
-
- glEnd();
-}
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