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Try to avoid crash in gfx_ctx_get_metrics

This commit is contained in:
twinaphex 2016-01-21 21:27:54 +01:00
parent c66e721782
commit df43c1f99b
1 changed files with 8 additions and 6 deletions
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14
gfx/video_context_driver.c
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@ -182,16 +182,18 @@ bool gfx_ctx_set_video_mode(
void gfx_ctx_translate_aspect(float *aspect,
unsigned width, unsigned height)
{
if (current_video_context->translate_aspect)
*aspect = current_video_context->translate_aspect(video_context_data, width, height);
if (!current_video_context || !current_video_context->translate_aspect)
return;
*aspect = current_video_context->translate_aspect(video_context_data, width, height);
}
bool gfx_ctx_get_metrics(enum display_metric_types type, float *value)
{
if (current_video_context->get_metrics)
return current_video_context->get_metrics(video_context_data, type,
value);
return false;
if (!current_video_context || !current_video_context->get_metrics)
return false;
return current_video_context->get_metrics(video_context_data, type,
value);
}
bool gfx_ctx_image_buffer_init(const video_info_t* info)