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Clear the color bits of the textures in the color mask test

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Uninitialized textures could contain random bits. That makes the test
fail as glColorMask is used to let only one of the RGB pass through.

https://bugzilla.gnome.org/show_bug.cgi?id=660387

Reviewed-by: Neil Roberts <neil@linux.intel.com>
This commit is contained in:
Luca Bruno 2011-09-28 20:48:45 +02:00 committed by Neil Roberts
parent 5aab8a2310
commit e7cdb1b11b
1 changed files with 9 additions and 0 deletions
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9
tests/conform/test-color-mask.c
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@ -92,11 +92,14 @@ test_cogl_color_mask (TestUtilsGTestFixture *fixture,
{
TestUtilsSharedState *shared_state = data;
TestState state;
CoglColor bg;
int i;
state.width = cogl_framebuffer_get_width (shared_state->fb);
state.height = cogl_framebuffer_get_height (shared_state->fb);
cogl_color_init_from_4ub (&bg, 0, 0, 0, 255);
for (i = 0; i < NUM_FBOS; i++)
{
state.tex[i] = cogl_texture_new_with_size (128, 128,
@ -105,6 +108,12 @@ test_cogl_color_mask (TestUtilsGTestFixture *fixture,
state.fbo[i] = cogl_offscreen_new_to_texture (state.tex[i]);
/* Clear the texture color bits */
cogl_push_framebuffer (state.fbo[i]);
cogl_clear (&bg, COGL_BUFFER_BIT_COLOR);
cogl_pop_framebuffer ();
cogl_framebuffer_set_color_mask (state.fbo[i],
i == 0 ? COGL_COLOR_MASK_RED :
i == 1 ? COGL_COLOR_MASK_GREEN :