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Add gl_check_mipmap

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This commit is contained in:
twinaphex 2016-05-09 03:40:59 +02:00
parent d57395effb
commit 4e535f77c6
1 changed files with 13 additions and 3 deletions
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16
gfx/drivers/gl.c
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@ -182,6 +182,14 @@ static bool gl_check_sync_proc(gl_t *gl)
}
#endif
static bool gl_check_mipmap(gl_t *gl)
{
if (!gl_query_extension(gl, "ARB_framebuffer_object"))
return false;
return glGenerateMipmap;
}
#ifndef HAVE_OPENGLES
static bool gl_init_vao(gl_t *gl)
{
@ -1157,7 +1165,8 @@ static void gl_frame_fbo(gl_t *gl, uint64_t frame_count,
mip_level = i + 1;
if (video_shader_driver_mipmap_input(&mip_level))
if (video_shader_driver_mipmap_input(&mip_level)
&& gl_check_mipmap(gl))
glGenerateMipmap(GL_TEXTURE_2D);
glClear(GL_COLOR_BUFFER_BIT);
@ -1232,7 +1241,8 @@ static void gl_frame_fbo(gl_t *gl, uint64_t frame_count,
mip_level = gl->fbo_pass + 1;
if (video_shader_driver_mipmap_input(&mip_level))
if (video_shader_driver_mipmap_input(&mip_level)
&& gl_check_mipmap(gl))
glGenerateMipmap(GL_TEXTURE_2D);
glClear(GL_COLOR_BUFFER_BIT);
@ -1822,7 +1832,7 @@ static bool gl_frame(void *data, const void *frame,
/* No point regenerating mipmaps
* if there are no new frames. */
if (gl->tex_mipmap)
if (gl->tex_mipmap && gl_check_mipmap(gl))
glGenerateMipmap(GL_TEXTURE_2D);
}