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Make bgra format more explicit

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This commit is contained in:
Keith Whitwell 2006-08-17 13:24:57 +00:00
parent c745394242
commit 4a74de797c
1 changed files with 5 additions and 3 deletions
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8
progs/trivial/quad-tex-pbo.c
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@ -52,9 +52,11 @@ static void Init(void)
for (s = 0; s < SIZE; s++) {
for (t = 0; t < SIZE; t++) {
tex2d[t][s][0] = s*255/(SIZE-1);
/* bgra:
*/
tex2d[t][s][0] = 0x30;
tex2d[t][s][1] = t*255/(SIZE-1);
tex2d[t][s][2] = 0x30;
tex2d[t][s][2] = s*255/(SIZE-1);
tex2d[t][s][3] = 0xff;
}
}
@ -76,7 +78,7 @@ static void Init(void)
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
glBindBufferARB(GL_PIXEL_UNPACK_BUFFER_EXT, DrawPBO);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, SIZE, SIZE, 0,
GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, NULL);
GL_BGRA, GL_UNSIGNED_BYTE, NULL);
glBindBufferARB(GL_PIXEL_UNPACK_BUFFER_EXT, 0);
glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
glEnable(GL_TEXTURE_2D);