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metal: some fixes for MSAA

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This commit is contained in:
Alex Szpakowski
2022-01-16 13:44:29 -04:00
parent d96e1636b1
commit 4e1c4a6afe
4 changed files with 45 additions and 27 deletions
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src/modules/graphics/metal/Texture.mm
+10 -6
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@@ -41,12 +41,15 @@ static MTLTextureType getMTLTextureType(TextureType type, int msaa)
return MTLTextureType2D;
}
Texture::Texture(love::graphics::Graphics *gfx, id<MTLDevice> device, const Settings &settings, const Slices *data)
: love::graphics::Texture(gfx, settings, data)
Texture::Texture(love::graphics::Graphics *gfxbase, id<MTLDevice> device, const Settings &settings, const Slices *data)
: love::graphics::Texture(gfxbase, settings, data)
, texture(nil)
, msaaTexture(nil)
, sampler(nil)
, actualMSAASamples(1)
{ @autoreleasepool {
auto gfx = (Graphics *) gfxbase;
MTLTextureDescriptor *desc = [MTLTextureDescriptor new];
int w = pixelWidth;
@@ -81,11 +84,12 @@ Texture::Texture(love::graphics::Graphics *gfx, id<MTLDevice> device, const Sett
if (texture == nil)
throw love::Exception("Out of graphics memory.");
if (getRequestedMSAA() > 1)
actualMSAASamples = gfx->getClosestMSAASamples(getRequestedMSAA());
if (actualMSAASamples > 1)
{
// TODO: sampleCount validation
desc.sampleCount = getRequestedMSAA();
desc.textureType = getMTLTextureType(texType, (int)desc.sampleCount);
desc.sampleCount = actualMSAASamples;
desc.textureType = getMTLTextureType(texType, actualMSAASamples);
desc.usage &= ~MTLTextureUsageShaderRead;
// TODO: This needs to be cleared, etc.