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author | Brian Paul <brianp@vmware.com> | 2010-02-26 12:04:53 -0700 |
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committer | Brian Paul <brianp@vmware.com> | 2010-02-26 12:32:04 -0700 |
commit | b056e1566268f6230c5a6f0dc06a9b4f8b22b168 (patch) | |
tree | 0c77956f2af8e2186a0f298113cc76427071c24a /progs/tests | |
parent | f519d3d6b649780cc557159f783c330c2a70f93b (diff) | |
download | external_mesa3d-b056e1566268f6230c5a6f0dc06a9b4f8b22b168.zip external_mesa3d-b056e1566268f6230c5a6f0dc06a9b4f8b22b168.tar.gz external_mesa3d-b056e1566268f6230c5a6f0dc06a9b4f8b22b168.tar.bz2 |
progs/tests: add compile-time option for coloring texture corners
When debugging wrap modes it's helpful to set each corner of the texture
image to a distinct color.
Diffstat (limited to 'progs/tests')
-rw-r--r-- | progs/tests/texwrap.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/progs/tests/texwrap.c b/progs/tests/texwrap.c index 39c5591..bb26635 100644 --- a/progs/tests/texwrap.c +++ b/progs/tests/texwrap.c @@ -31,6 +31,7 @@ #define BORDER_TEXTURE 1 #define NO_BORDER_TEXTURE 2 +#define COLOR_TEX_CORNERS 0 #define SIZE 8 static GLubyte BorderImage[SIZE+2][SIZE+2][4]; @@ -281,6 +282,37 @@ static void Init( void ) for (i = 0; i < SIZE; i++) { for (j = 0; j < SIZE; j++) { +#if COLOR_TEX_CORNERS + if (i == 0 && j == 0) { + /* lower-left texel = RED */ + NoBorderImage[i][j][0] = 255; + NoBorderImage[i][j][1] = 0; + NoBorderImage[i][j][2] = 0; + NoBorderImage[i][j][3] = 255; + } + else if (i == 0 && j == SIZE-1) { + /* lower-right corner = GREEN */ + NoBorderImage[i][j][0] = 0; + NoBorderImage[i][j][1] = 255; + NoBorderImage[i][j][2] = 0; + NoBorderImage[i][j][3] = 255; + } + else if (i == SIZE-1 && j == 0) { + /* upper-left corner = BLUE */ + NoBorderImage[i][j][0] = 0; + NoBorderImage[i][j][1] = 0; + NoBorderImage[i][j][2] = 255; + NoBorderImage[i][j][3] = 255; + } + else if (i == SIZE-1 && j == SIZE-1) { + /* upper-right corner = YELLOW */ + NoBorderImage[i][j][0] = 255; + NoBorderImage[i][j][1] = 255; + NoBorderImage[i][j][2] = 0; + NoBorderImage[i][j][3] = 255; + } + else +#endif if ((i + j) & 1) { /* white */ NoBorderImage[i][j][0] = 255; |