mutter/cogl/tests/conform/test-framebuffer-get-bits.c

42 lines
1.5 KiB
C
Raw Normal View History

#include <cogl/cogl.h>
#include "test-declarations.h"
#include "test-utils.h"
void
test_framebuffer_get_bits (void)
{
CoglTexture2D *tex_a =
cogl_texture_2d_new_with_size (test_ctx,
16, 16); /* width/height */
CoglOffscreen *offscreen_a =
cogl_offscreen_new_with_texture (tex_a);
CoglFramebuffer *fb_a = COGL_FRAMEBUFFER (offscreen_a);
CoglTexture2D *tex_rgba =
cogl_texture_2d_new_with_size (test_ctx,
16, 16); /* width/height */
CoglOffscreen *offscreen_rgba =
cogl_offscreen_new_with_texture (tex_rgba);
CoglFramebuffer *fb_rgba = COGL_FRAMEBUFFER (offscreen_rgba);
cogl_texture_set_components (tex_a,
COGL_TEXTURE_COMPONENTS_A);
cogl_framebuffer_allocate (fb_a, NULL);
cogl_framebuffer_allocate (fb_rgba, NULL);
g_assert_cmpint (cogl_framebuffer_get_red_bits (fb_a), ==, 0);
g_assert_cmpint (cogl_framebuffer_get_green_bits (fb_a), ==, 0);
g_assert_cmpint (cogl_framebuffer_get_blue_bits (fb_a), ==, 0);
g_assert_cmpint (cogl_framebuffer_get_alpha_bits (fb_a), >=, 1);
g_assert_cmpint (cogl_framebuffer_get_red_bits (fb_rgba), >=, 1);
g_assert_cmpint (cogl_framebuffer_get_green_bits (fb_rgba), >=, 1);
g_assert_cmpint (cogl_framebuffer_get_blue_bits (fb_rgba), >=, 1);
g_assert_cmpint (cogl_framebuffer_get_alpha_bits (fb_rgba), >=, 1);
g_object_unref (fb_rgba);
cogl_object_unref (tex_rgba);
g_object_unref (fb_a);
cogl_object_unref (tex_a);
}