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restrict max_anisotropy to 1 ≤ max_anisotropy ≤ max_anisotropy_max

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This commit is contained in:
Palana 2013-10-31 18:06:01 +01:00
parent 0b96e65498
commit db9f8cc269
1 changed files with 15 additions and 0 deletions
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15
libobs-opengl/gl-subsystem.c
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@ -39,6 +39,21 @@ void convert_sampler_info(struct gs_sampler_state *sampler,
sampler->address_v = convert_address_mode(info->address_v);
sampler->address_w = convert_address_mode(info->address_w);
sampler->max_anisotropy = info->max_anisotropy;
GLint max_anisotropy_max = 1;
glGetIntegerv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &max_anisotropy_max);
gl_success("glGetIntegerv(GL_MAX_TEXTURE_ANISOTROPY_MAX)");
if (1 <= sampler->max_anisotropy && sampler->max_anisotropy <= max_anisotropy_max)
return;
if (sampler->max_anisotropy < 1) sampler->max_anisotropy = 1;
else if (sampler->max_anisotropy > max_anisotropy_max)
sampler->max_anisotropy = max_anisotropy_max;
blog(LOG_INFO, "convert_sampler_info: 1 <= max_anisotropy <= %d violated, "
"selected: %d, set: %d", max_anisotropy_max,
info->max_anisotropy, sampler->max_anisotropy);
}
device_t device_create(struct gs_init_data *info)