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metal: Fix high dpi and resizing on macOS, and clean up iOS code. Fixes bug #4250.

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This commit is contained in:
Alex Szpakowski
2018-10-12 17:55:42 -03:00
parent 9a98e4b647
commit d9094421e1
4 changed files with 51 additions and 43 deletions
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15
src/render/metal/SDL_render_metal.m
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@@ -752,11 +752,6 @@ METAL_ActivateRenderCommandEncoder(SDL_Renderer * renderer, MTLLoadAction load)
static void
METAL_WindowEvent(SDL_Renderer * renderer, const SDL_WindowEvent *event)
{
if (event->event == SDL_WINDOWEVENT_SIZE_CHANGED) {
METAL_RenderData *data = (__bridge METAL_RenderData *) renderer->driverdata;
data.mtllayer.drawableSize = CGSizeMake(event->data1, event->data2);
}
if (event->event == SDL_WINDOWEVENT_SHOWN ||
event->event == SDL_WINDOWEVENT_HIDDEN) {
// !!! FIXME: write me
@@ -848,12 +843,20 @@ METAL_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
mtltexdesc.height = (texture->h + 1) / 2;
mtltexdesc.textureType = MTLTextureType2DArray;
mtltexdesc.arrayLength = 2;
mtltexture_uv = [data.mtldevice newTextureWithDescriptor:mtltexdesc];
} else if (nv12) {
mtltexdesc.pixelFormat = MTLPixelFormatRG8Unorm;
mtltexdesc.width = (texture->w + 1) / 2;
mtltexdesc.height = (texture->h + 1) / 2;
}
if (yuv || nv12) {
mtltexture_uv = [data.mtldevice newTextureWithDescriptor:mtltexdesc];
if (mtltexture_uv == nil) {
#if !__has_feature(objc_arc)
[mtltexture release];
#endif
return SDL_SetError("Texture allocation failed");
}
}
METAL_TextureData *texturedata = [[METAL_TextureData alloc] init];