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Put in check for zero sized textures

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To prevent divide by zero.
This commit is contained in:
lawnjelly 2020-11-22 18:06:58 +00:00
parent b900ec03f0
commit 1d65b83cdb
1 changed files with 13 additions and 4 deletions
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17
drivers/gles_common/rasterizer_canvas_batcher.h
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@ -906,13 +906,22 @@ PREAMBLE(int)::_batch_find_or_create_tex(const RID &p_texture, const RID &p_norm
typename T_STORAGE::Texture *texture = _get_canvas_texture(p_texture);
if (texture) {
new_batch_tex.tex_pixel_size.x = 1.0 / texture->width;
new_batch_tex.tex_pixel_size.y = 1.0 / texture->height;
// special case, there can be textures with no width or height
int w = texture->width;
int h = texture->height;
if (!w || !h) {
w = 1;
h = 1;
}
new_batch_tex.tex_pixel_size.x = 1.0 / w;
new_batch_tex.tex_pixel_size.y = 1.0 / h;
new_batch_tex.flags = texture->flags;
} else {
// maybe doesn't need doing...
new_batch_tex.tex_pixel_size.x = 1.0;
new_batch_tex.tex_pixel_size.y = 1.0;
new_batch_tex.tex_pixel_size.x = 1.0f;
new_batch_tex.tex_pixel_size.y = 1.0f;
new_batch_tex.flags = 0;
}