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metal: nogame and error screens work.

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- implement love.graphics.setColor
- implement default textures
- hacky implementation of default uniform data
- use texture swizzles to set up LA8 (text) texture data
- shader reflection work
This commit is contained in:
Alex Szpakowski
2020-06-13 20:29:23 -03:00
parent 6cd4b3e3f7
commit 9d2dca5740
15 changed files with 324 additions and 55 deletions
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src/modules/graphics/metal/Metal.mm
+6 -3
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@@ -28,9 +28,10 @@ namespace graphics
namespace metal
{
MTLPixelFormat Metal::convertPixelFormat(PixelFormat format, bool &isSRGB)
Metal::PixelFormatDesc Metal::convertPixelFormat(PixelFormat format, bool &isSRGB)
{
MTLPixelFormat mtlformat = MTLPixelFormatRGBA8Unorm;
PixelFormatDesc desc = {};
if (isSRGB)
format = getSRGBPixelFormat(format);
@@ -87,10 +88,11 @@ MTLPixelFormat Metal::convertPixelFormat(PixelFormat format, bool &isSRGB)
break;
case PIXELFORMAT_LA8_UNORM:
// TODO: Swizzle
// TODO: fall back to RGBA8 when swizzle isn't available. Pixel format
// size calculation will need to be adjusted as well
mtlformat = MTLPixelFormatRG8Unorm;
desc.swizzled = true;
desc.swizzle = MTLTextureSwizzleChannelsMake(MTLTextureSwizzleRed, MTLTextureSwizzleRed, MTLTextureSwizzleRed, MTLTextureSwizzleGreen);
break;
case PIXELFORMAT_RGBA4_UNORM:
@@ -346,7 +348,8 @@ MTLPixelFormat Metal::convertPixelFormat(PixelFormat format, bool &isSRGB)
break;
}
return mtlformat;
desc.format = mtlformat;
return desc;
}
Metal metal;