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render: Mark viewport/cliprect dirty when window is resized.

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Fixes #4751.
This commit is contained in:
Ryan C. Gordon 2021-09-18 11:54:25 -04:00
parent b8da02e6ef
commit 5faea84c63
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4 changed files with 34 additions and 4 deletions
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10
src/render/opengles/SDL_render_gles.c
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@ -934,7 +934,15 @@ GLES_RunCommandQueue(SDL_Renderer * renderer, SDL_RenderCommand *cmd, void *vert
data->drawstate.target = renderer->target;
if (!renderer->target) {
SDL_GL_GetDrawableSize(renderer->window, &data->drawstate.drawablew, &data->drawstate.drawableh);
int w, h;
SDL_GL_GetDrawableSize(renderer->window, &w, &h);
if ((w != data->drawstate.drawablew) || (h != data->drawstate.drawableh)) {
data->drawstate.viewport_dirty = SDL_TRUE; // if the window dimensions changed, invalidate the current viewport, etc.
data->drawstate.cliprect_dirty = SDL_TRUE;
data->drawstate.drawablew = w;
data->drawstate.drawableh = h;
}
}
while (cmd) {