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metal: added caps, added alphaToCoverage support, fixed texture format conversion (#822)

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attilaz 2016-06-27 17:53:11 +02:00 committed by Branimir Karadžić
parent 0e600bd3d5
commit 6fdc523d39
1 changed files with 166 additions and 118 deletions
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284
src/renderer_mtl.mm
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@ -21,10 +21,11 @@
#define UNIFORM_BUFFER_COUNT (3)
/*
//OSX issues:
03-raymarch: nothing is visible
12-lod: color differences
// metal shader generation issues:
03-raymarch: nothing is visible ( should be swapped in fragment output struct)
15-shadowmaps-simple: shader compilation error
//OSX issues:
16-shadowmaps: framebuffer creation problems (iOS: PixelFormat MTLPixelFormatDepth32Float is not stencil renderable)
18-ibl:color wheel is not visible
19-oit: mrt independent does not work
@ -37,9 +38,9 @@
Known issues / TODOs:
- device orientation change is not handled properly
- 15-shadowmaps-simple (modified shaderc and example needs modification too, mtxCrop znew = z * 0.5 + 0.5 is not needed ) could be hacked in shader too
- 21-deferred ( hacked shaderc to support MRT output and fs_deferred_light needed modification for metal (similar to BGFX_SHADER_LANGUAGE_HLSL )
21-deferred ( fs_deferred_light needed modification for metal (similar to BGFX_SHADER_LANGUAGE_HLSL )
07-callback, saveScreenshot should be implemented with one frame latency (using saveScreenshotBegin and End)
07-callback, saveScreenshot should be implemented with one frame latency (using saveScreenshotBegin and End)
16-shadowmaps, //problem with essl -> metal: SAMPLER2D(u_shadowMap0, 4); sampler index is lost. Shadowmap is set to slot 4, but
metal shader uses sampler/texture slot 0. this could require changes outside of renderer_mtl?
@ -47,12 +48,8 @@ Known issues / TODOs:
24-nbody - cannot generate compute shaders for metal
- caps
- optimization...
create binary shader representation
13-stencil and 16-shadowmaps are very inefficient. every view stores/loads backbuffer data
BGFX_RESET_FLIP_AFTER_RENDER on low level renderers should be true? (crashes even with BGFX_RESET_FLIP_AFTER_RENDER because there is
@ -253,85 +250,85 @@ namespace bgfx { namespace mtl
MTLPixelFormat m_fmt;
MTLPixelFormat m_fmtSrgb;
};
static TextureFormatInfo s_textureFormat[] =
{
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // BC1
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // BC2
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // BC3
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // BC4
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // BC5
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // BC6H
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // BC7
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // ETC1
{ MTLPixelFormat(180) /*ETC2_RGB8*/, MTLPixelFormat(181) /*ETC2_RGB8_sRGB*/ }, // ETC2
{ MTLPixelFormat(178) /*EAC_RGBA8*/, MTLPixelFormat(179) /*EAC_RGBA8_sRGB*/ }, // ETC2A
{ MTLPixelFormat(182) /*ETC2_RGB8A1*/, MTLPixelFormat(183) /*ETC2_RGB8A1_sRGB*/ }, // ETC2A1
{ MTLPixelFormat(160) /*PVRTC_RGB_2BPP*/, MTLPixelFormat(161) /*PVRTC_RGB_2BPP_sRGB*/ }, // PTC12
{ MTLPixelFormat(162) /*PVRTC_RGB_4BPP*/, MTLPixelFormat(163) /*PVRTC_RGB_4BPP_sRGB*/ }, // PTC14
{ MTLPixelFormat(164) /*PVRTC_RGBA_2BPP*/, MTLPixelFormat(165) /*PVRTC_RGBA_2BPP_sRGB*/ }, // PTC12A
{ MTLPixelFormat(166) /*PVRTC_RGBA_4BPP*/, MTLPixelFormat(167) /*PVRTC_RGBA_4BPP_sRGB*/ }, // PTC14A
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // PTC22
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // PTC24
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // Unknown
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // R1
{ MTLPixelFormatA8Unorm, MTLPixelFormatInvalid }, // A8
{ MTLPixelFormatR8Unorm, MTLPixelFormat(11) /*R8Unorm_sRGB*/ }, // R8
{ MTLPixelFormatR8Sint, MTLPixelFormatInvalid }, // R8I
{ MTLPixelFormatR8Uint, MTLPixelFormatInvalid }, // R8U
{ MTLPixelFormatR8Snorm, MTLPixelFormatInvalid }, // R8S
{ MTLPixelFormatR16Unorm, MTLPixelFormatInvalid }, // R16
{ MTLPixelFormatR16Sint, MTLPixelFormatInvalid }, // R16I
{ MTLPixelFormatR16Uint, MTLPixelFormatInvalid }, // R16U
{ MTLPixelFormatR16Float, MTLPixelFormatInvalid }, // R16F
{ MTLPixelFormatR16Snorm, MTLPixelFormatInvalid }, // R16S
{ MTLPixelFormatR32Sint, MTLPixelFormatInvalid }, // R32I
{ MTLPixelFormatR32Uint, MTLPixelFormatInvalid }, // R32U
{ MTLPixelFormatR32Float, MTLPixelFormatInvalid }, // R32F
{ MTLPixelFormatRG8Unorm, MTLPixelFormat(31) /*RG8Unorm_sRGB*/ }, // RG8
{ MTLPixelFormatRG8Sint, MTLPixelFormatInvalid }, // RG8I
{ MTLPixelFormatRG8Uint, MTLPixelFormatInvalid }, // RG8U
{ MTLPixelFormatRG8Snorm, MTLPixelFormatInvalid }, // RG8S
{ MTLPixelFormatRG16Unorm, MTLPixelFormatInvalid }, // RG16
{ MTLPixelFormatRG16Sint, MTLPixelFormatInvalid }, // RG16I
{ MTLPixelFormatRG16Uint, MTLPixelFormatInvalid }, // RG16U
{ MTLPixelFormatRG16Float, MTLPixelFormatInvalid }, // RG16F
{ MTLPixelFormatRG16Snorm, MTLPixelFormatInvalid }, // RG16S
{ MTLPixelFormatRG32Sint, MTLPixelFormatInvalid }, // RG32I
{ MTLPixelFormatRG32Uint, MTLPixelFormatInvalid }, // RG32U
{ MTLPixelFormatRG32Float, MTLPixelFormatInvalid }, // RG32F
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // RGB8
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // RGB8I
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // RGB8U
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // RGB8S
{ MTLPixelFormatRGB9E5Float, MTLPixelFormatInvalid }, // RGB9E5F
{ MTLPixelFormatBGRA8Unorm, MTLPixelFormatBGRA8Unorm_sRGB }, // BGRA8
{ MTLPixelFormatRGBA8Unorm, MTLPixelFormatRGBA8Unorm_sRGB }, // RGBA8
{ MTLPixelFormatRGBA8Sint, MTLPixelFormatInvalid }, // RGBA8I
{ MTLPixelFormatRGBA8Uint, MTLPixelFormatInvalid }, // RGBA8U
{ MTLPixelFormatRGBA8Snorm, MTLPixelFormatInvalid }, // RGBA8S
{ MTLPixelFormatRGBA16Unorm, MTLPixelFormatInvalid }, // RGBA16
{ MTLPixelFormatRGBA16Sint, MTLPixelFormatInvalid }, // RGBA16I
{ MTLPixelFormatRGBA16Uint, MTLPixelFormatInvalid }, // RGBA16I
{ MTLPixelFormatRGBA16Float, MTLPixelFormatInvalid }, // RGBA16F
{ MTLPixelFormatRGBA16Snorm, MTLPixelFormatInvalid }, // RGBA16S
{ MTLPixelFormatRGBA32Sint, MTLPixelFormatInvalid }, // RGBA32I
{ MTLPixelFormatRGBA32Uint, MTLPixelFormatInvalid }, // RGBA32U
{ MTLPixelFormatRGBA32Float, MTLPixelFormatInvalid }, // RGBA32F
{ MTLPixelFormat(40) /*B5G6R5Unorm*/, MTLPixelFormatInvalid }, // R5G6B5
{ MTLPixelFormat(42) /*ABGR4Unorm*/, MTLPixelFormatInvalid }, // RGBA4
{ MTLPixelFormat(41) /*A1BGR5Unorm*/, MTLPixelFormatInvalid }, // RGB5A1
{ MTLPixelFormatRGB10A2Unorm, MTLPixelFormatInvalid }, // RGB10A2
{ MTLPixelFormatRG11B10Float, MTLPixelFormatInvalid }, // R11G11B10F
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // UnknownDepth
{ MTLPixelFormatDepth32Float, MTLPixelFormatInvalid }, // D16
{ MTLPixelFormatDepth32Float, MTLPixelFormatInvalid }, // D24
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // D24S8
{ MTLPixelFormatDepth32Float, MTLPixelFormatInvalid }, // D32
{ MTLPixelFormatDepth32Float, MTLPixelFormatInvalid }, // D16F
{ MTLPixelFormatDepth32Float, MTLPixelFormatInvalid }, // D24F
{ MTLPixelFormatDepth32Float, MTLPixelFormatInvalid }, // D32F
{ MTLPixelFormatStencil8, MTLPixelFormatInvalid }, // D0S8
{ MTLPixelFormat(130) /*BC1_RGBA*/, MTLPixelFormat(131) /*BC1_RGBA_sRGB*/ }, // BC1
{ MTLPixelFormat(132) /*BC2_RGBA*/, MTLPixelFormat(133) /*BC2_RGBA_sRGB*/ }, // BC2
{ MTLPixelFormat(134) /*BC3_RGBA*/, MTLPixelFormat(135) /*BC3_RGBA_sRGB*/ }, // BC3
{ MTLPixelFormat(140) /*BC4_RUnorm*/, MTLPixelFormatInvalid }, // BC4
{ MTLPixelFormat(142) /*BC5_RGUnorm*/, MTLPixelFormatInvalid }, // BC5
{ MTLPixelFormat(150) /*BC6H_RGBFloat*/, MTLPixelFormatInvalid }, // BC6H
{ MTLPixelFormat(152) /*BC7_RGBAUnorm*/, MTLPixelFormat(153) /*BC7_RGBAUnorm_sRGB*/ }, // BC7
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // ETC1
{ MTLPixelFormat(180) /*ETC2_RGB8*/, MTLPixelFormat(181) /*ETC2_RGB8_sRGB*/ }, // ETC2
{ MTLPixelFormat(178) /*EAC_RGBA8*/, MTLPixelFormat(179) /*EAC_RGBA8_sRGB*/ }, // ETC2A
{ MTLPixelFormat(182) /*ETC2_RGB8A1*/, MTLPixelFormat(183) /*ETC2_RGB8A1_sRGB*/ }, // ETC2A1
{ MTLPixelFormat(160) /*PVRTC_RGB_2BPP*/, MTLPixelFormat(161) /*PVRTC_RGB_2BPP_sRGB*/ }, // PTC12
{ MTLPixelFormat(162) /*PVRTC_RGB_4BPP*/, MTLPixelFormat(163) /*PVRTC_RGB_4BPP_sRGB*/ }, // PTC14
{ MTLPixelFormat(164) /*PVRTC_RGBA_2BPP*/, MTLPixelFormat(165) /*PVRTC_RGBA_2BPP_sRGB*/ }, // PTC12A
{ MTLPixelFormat(166) /*PVRTC_RGBA_4BPP*/, MTLPixelFormat(167) /*PVRTC_RGBA_4BPP_sRGB*/ }, // PTC14A
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // PTC22
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // PTC24
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // Unknown
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // R1
{ MTLPixelFormatA8Unorm, MTLPixelFormatInvalid }, // A8
{ MTLPixelFormatR8Unorm, MTLPixelFormat(11) /*R8Unorm_sRGB*/ }, // R8
{ MTLPixelFormatR8Sint, MTLPixelFormatInvalid }, // R8I
{ MTLPixelFormatR8Uint, MTLPixelFormatInvalid }, // R8U
{ MTLPixelFormatR8Snorm, MTLPixelFormatInvalid }, // R8S
{ MTLPixelFormatR16Unorm, MTLPixelFormatInvalid }, // R16
{ MTLPixelFormatR16Sint, MTLPixelFormatInvalid }, // R16I
{ MTLPixelFormatR16Uint, MTLPixelFormatInvalid }, // R16U
{ MTLPixelFormatR16Float, MTLPixelFormatInvalid }, // R16F
{ MTLPixelFormatR16Snorm, MTLPixelFormatInvalid }, // R16S
{ MTLPixelFormatR32Sint, MTLPixelFormatInvalid }, // R32I
{ MTLPixelFormatR32Uint, MTLPixelFormatInvalid }, // R32U
{ MTLPixelFormatR32Float, MTLPixelFormatInvalid }, // R32F
{ MTLPixelFormatRG8Unorm, MTLPixelFormat(31) /*RG8Unorm_sRGB*/ }, // RG8
{ MTLPixelFormatRG8Sint, MTLPixelFormatInvalid }, // RG8I
{ MTLPixelFormatRG8Uint, MTLPixelFormatInvalid }, // RG8U
{ MTLPixelFormatRG8Snorm, MTLPixelFormatInvalid }, // RG8S
{ MTLPixelFormatRG16Unorm, MTLPixelFormatInvalid }, // RG16
{ MTLPixelFormatRG16Sint, MTLPixelFormatInvalid }, // RG16I
{ MTLPixelFormatRG16Uint, MTLPixelFormatInvalid }, // RG16U
{ MTLPixelFormatRG16Float, MTLPixelFormatInvalid }, // RG16F
{ MTLPixelFormatRG16Snorm, MTLPixelFormatInvalid }, // RG16S
{ MTLPixelFormatRG32Sint, MTLPixelFormatInvalid }, // RG32I
{ MTLPixelFormatRG32Uint, MTLPixelFormatInvalid }, // RG32U
{ MTLPixelFormatRG32Float, MTLPixelFormatInvalid }, // RG32F
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // RGB8
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // RGB8I
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // RGB8U
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // RGB8S
{ MTLPixelFormatRGB9E5Float, MTLPixelFormatInvalid }, // RGB9E5F
{ MTLPixelFormatBGRA8Unorm, MTLPixelFormatBGRA8Unorm_sRGB }, // BGRA8
{ MTLPixelFormatRGBA8Unorm, MTLPixelFormatRGBA8Unorm_sRGB }, // RGBA8
{ MTLPixelFormatRGBA8Sint, MTLPixelFormatInvalid }, // RGBA8I
{ MTLPixelFormatRGBA8Uint, MTLPixelFormatInvalid }, // RGBA8U
{ MTLPixelFormatRGBA8Snorm, MTLPixelFormatInvalid }, // RGBA8S
{ MTLPixelFormatRGBA16Unorm, MTLPixelFormatInvalid }, // RGBA16
{ MTLPixelFormatRGBA16Sint, MTLPixelFormatInvalid }, // RGBA16I
{ MTLPixelFormatRGBA16Uint, MTLPixelFormatInvalid }, // RGBA16U
{ MTLPixelFormatRGBA16Float, MTLPixelFormatInvalid }, // RGBA16F
{ MTLPixelFormatRGBA16Snorm, MTLPixelFormatInvalid }, // RGBA16S
{ MTLPixelFormatRGBA32Sint, MTLPixelFormatInvalid }, // RGBA32I
{ MTLPixelFormatRGBA32Uint, MTLPixelFormatInvalid }, // RGBA32U
{ MTLPixelFormatRGBA32Float, MTLPixelFormatInvalid }, // RGBA32F
{ MTLPixelFormat(40) /*B5G6R5Unorm*/, MTLPixelFormatInvalid }, // R5G6B5
{ MTLPixelFormat(42) /*ABGR4Unorm*/, MTLPixelFormatInvalid }, // RGBA4
{ MTLPixelFormat(41) /*A1BGR5Unorm*/, MTLPixelFormatInvalid }, // RGB5A1
{ MTLPixelFormatRGB10A2Unorm, MTLPixelFormatInvalid }, // RGB10A2
{ MTLPixelFormatRG11B10Float, MTLPixelFormatInvalid }, // R11G11B10F
{ MTLPixelFormatInvalid, MTLPixelFormatInvalid }, // UnknownDepth
{ MTLPixelFormatDepth32Float, MTLPixelFormatInvalid }, // D16
{ MTLPixelFormatDepth32Float, MTLPixelFormatInvalid }, // D24
{ MTLPixelFormat(255) /*Depth24Unorm_Stencil8*/,MTLPixelFormatInvalid }, // D24S8
{ MTLPixelFormatDepth32Float, MTLPixelFormatInvalid }, // D32
{ MTLPixelFormatDepth32Float, MTLPixelFormatInvalid }, // D16F
{ MTLPixelFormatDepth32Float, MTLPixelFormatInvalid }, // D24F
{ MTLPixelFormatDepth32Float, MTLPixelFormatInvalid }, // D32F
{ MTLPixelFormatStencil8, MTLPixelFormatInvalid }, // D0S8
};
BX_STATIC_ASSERT(TextureFormat::Count == BX_COUNTOF(s_textureFormat) );
@ -421,51 +418,65 @@ namespace bgfx { namespace mtl
}
m_uniformBufferVertexOffset = 0;
m_uniformBufferFragmentOffset = 0;
g_caps.supported |= (0
| BGFX_CAPS_TEXTURE_COMPARE_LEQUAL //NOTE: on IOS Gpu Family 1/2 have to set compare in shader
| BGFX_CAPS_TEXTURE_COMPARE_ALL
| BGFX_CAPS_TEXTURE_3D
| BGFX_CAPS_TEXTURE_COMPARE_LEQUAL
| BGFX_CAPS_INSTANCING
| BGFX_CAPS_VERTEX_ATTRIB_HALF
// | BGFX_CAPS_FRAGMENT_DEPTH
| BGFX_CAPS_VERTEX_ATTRIB_UINT10
| BGFX_CAPS_INSTANCING
| BGFX_CAPS_FRAGMENT_DEPTH
| BGFX_CAPS_BLEND_INDEPENDENT
| BGFX_CAPS_COMPUTE
| BGFX_CAPS_COMPUTE // TODO: api/hw supports it but metal compute shaders are not yet supported
| BGFX_CAPS_INDEX32
| BGFX_CAPS_DRAW_INDIRECT
// | BGFX_CAPS_TEXTURE_BLIT
// | BGFX_CAPS_TEXTURE_READ_BACK
| BGFX_CAPS_OCCLUSION_QUERY
//| BGFX_CAPS_DRAW_INDIRECT // TODO: support on iOS9+gpu family3+ and on macOS
//| BGFX_CAPS_TEXTURE_BLIT //TODO: is this supported???
//| BGFX_CAPS_TEXTURE_READ_BACK //TODO: is this supported???
| BGFX_CAPS_OCCLUSION_QUERY
| BGFX_CAPS_ALPHA_TO_COVERAGE
);
g_caps.maxTextureSize = 2048; //ASK: real caps width/height: 4096, but max depth(3D) size is only: 2048
g_caps.maxFBAttachments = 4; // uint8_t(bx::uint32_min(m_device.supportsFeatureSet(MTLFeatureSet_iOS_GPUFamily2_v1) ? 8 : 4, BGFX_CONFIG_MAX_FRAME_BUFFER_ATTACHMENTS));
if (BX_ENABLED(BX_PLATFORM_IOS) )
{
if ( iOSVersionEqualOrGreater("9.0.0") )
{
g_caps.maxTextureSize = m_device.supportsFeatureSet(4 /* iOS_GPUFamily3_v1 */) ? 16384 : 8192;
}
else
{
g_caps.maxTextureSize = 4096;
}
g_caps.maxFBAttachments = uint8_t(bx::uint32_min(m_device.supportsFeatureSet(1 /* MTLFeatureSet_iOS_GPUFamily2_v1 */) ? 8 : 4, BGFX_CONFIG_MAX_FRAME_BUFFER_ATTACHMENTS));
} else if (BX_ENABLED(BX_PLATFORM_OSX) )
{
g_caps.maxTextureSize = 16384;
g_caps.maxFBAttachments = 8;
}
//todo: vendor id, device id, gpu enum
//todo: texture format caps
//add texture formats/caps/etc that are available only on new sdk/devices
#if BX_PLATFORM_IOS
s_textureFormat[TextureFormat::D24S8].m_fmt = MTLPixelFormatDepth32Float;
#endif // BX_PLATFORM_*
m_hasPixelFormatDepth32Float_Stencil8 = (BX_ENABLED(BX_PLATFORM_OSX) ||
( BX_ENABLED(BX_PLATFORM_IOS) && iOSVersionEqualOrGreater("9.0.0") ) );
( BX_ENABLED(BX_PLATFORM_IOS) && iOSVersionEqualOrGreater("9.0.0") ) );
m_macOS11Runtime = (BX_ENABLED(BX_PLATFORM_OSX) && macOSVersionEqualOrGreater(10,11,0) );
m_iOS9Runtime = (BX_ENABLED(BX_PLATFORM_IOS) && iOSVersionEqualOrGreater("9.0.0") );
#if BX_PLATFORM_OSX
s_textureFormat[TextureFormat::D24S8].m_fmt = m_device.depth24Stencil8PixelFormatSupported() ? MTLPixelFormatDepth24Unorm_Stencil8 : MTLPixelFormatDepth32Float_Stencil8;
#endif
if (BX_ENABLED(BX_PLATFORM_OSX) )
{
s_textureFormat[TextureFormat::R8].m_fmtSrgb = MTLPixelFormatInvalid;
s_textureFormat[TextureFormat::RG8].m_fmtSrgb = MTLPixelFormatInvalid;
}
for (uint32_t ii = 0; ii < TextureFormat::Count; ++ii)
{
uint8_t support = 0;
uint16_t support = 0;
support |= MTLPixelFormatInvalid != s_textureFormat[ii].m_fmt
? BGFX_CAPS_FORMAT_TEXTURE_2D
| BGFX_CAPS_FORMAT_TEXTURE_3D
| BGFX_CAPS_FORMAT_TEXTURE_CUBE
| BGFX_CAPS_FORMAT_TEXTURE_VERTEX
: BGFX_CAPS_FORMAT_TEXTURE_NONE
;
@ -473,20 +484,51 @@ namespace bgfx { namespace mtl
? BGFX_CAPS_FORMAT_TEXTURE_2D_SRGB
| BGFX_CAPS_FORMAT_TEXTURE_3D_SRGB
| BGFX_CAPS_FORMAT_TEXTURE_CUBE_SRGB
| BGFX_CAPS_FORMAT_TEXTURE_VERTEX
: BGFX_CAPS_FORMAT_TEXTURE_NONE
;
if (!isCompressed((TextureFormat::Enum)(ii)))
{
support |= BGFX_CAPS_FORMAT_TEXTURE_FRAMEBUFFER
| BGFX_CAPS_FORMAT_TEXTURE_FRAMEBUFFER_MSAA;
}
//TODO: additional caps flags
// support |= BGFX_CAPS_FORMAT_TEXTURE_VERTEX : BGFX_CAPS_FORMAT_TEXTURE_NONE;
// support |= BGFX_CAPS_FORMAT_TEXTURE_IMAGE : BGFX_CAPS_FORMAT_TEXTURE_NONE;
// support |= BGFX_CAPS_FORMAT_TEXTURE_FRAMEBUFFER : BGFX_CAPS_FORMAT_TEXTURE_NONE;
g_caps.formats[ii] = support;
}
g_caps.formats[TextureFormat::A8] &= ~(BGFX_CAPS_FORMAT_TEXTURE_FRAMEBUFFER | BGFX_CAPS_FORMAT_TEXTURE_FRAMEBUFFER_MSAA);
g_caps.formats[TextureFormat::RG32I] &= ~(BGFX_CAPS_FORMAT_TEXTURE_FRAMEBUFFER_MSAA);
g_caps.formats[TextureFormat::RG32U] &= ~(BGFX_CAPS_FORMAT_TEXTURE_FRAMEBUFFER_MSAA);
g_caps.formats[TextureFormat::RGBA32I] &= ~(BGFX_CAPS_FORMAT_TEXTURE_FRAMEBUFFER_MSAA);
g_caps.formats[TextureFormat::RGBA32U] &= ~(BGFX_CAPS_FORMAT_TEXTURE_FRAMEBUFFER_MSAA);
if (BX_ENABLED(BX_PLATFORM_IOS) )
{
s_textureFormat[TextureFormat::D24S8].m_fmt = MTLPixelFormatDepth32Float;
g_caps.formats[TextureFormat::BC1] =
g_caps.formats[TextureFormat::BC2] =
g_caps.formats[TextureFormat::BC3] =
g_caps.formats[TextureFormat::BC4] =
g_caps.formats[TextureFormat::BC5] =
g_caps.formats[TextureFormat::BC6H] =
g_caps.formats[TextureFormat::BC7] = BGFX_CAPS_FORMAT_TEXTURE_NONE;
g_caps.formats[TextureFormat::RG32F] &= ~(BGFX_CAPS_FORMAT_TEXTURE_FRAMEBUFFER_MSAA);
g_caps.formats[TextureFormat::RGBA32F] &= ~(BGFX_CAPS_FORMAT_TEXTURE_FRAMEBUFFER_MSAA);
}
if (BX_ENABLED(BX_PLATFORM_OSX) )
{
g_caps.formats[TextureFormat::ETC1 ] =
s_textureFormat[TextureFormat::D24S8].m_fmt = m_device.depth24Stencil8PixelFormatSupported() ?
255 /* Depth24Unorm_Stencil8 */ :
MTLPixelFormatDepth32Float_Stencil8;
g_caps.formats[TextureFormat::ETC2 ] =
g_caps.formats[TextureFormat::ETC2A ] =
g_caps.formats[TextureFormat::ETC2A1] =
@ -494,8 +536,11 @@ namespace bgfx { namespace mtl
g_caps.formats[TextureFormat::PTC14 ] =
g_caps.formats[TextureFormat::PTC12A] =
g_caps.formats[TextureFormat::PTC14A] =
g_caps.formats[TextureFormat::PTC22 ] =
g_caps.formats[TextureFormat::PTC24 ] = BGFX_CAPS_FORMAT_TEXTURE_NONE;
g_caps.formats[TextureFormat::R5G6B5] =
g_caps.formats[TextureFormat::RGBA4 ] =
g_caps.formats[TextureFormat::RGB5A1] = BGFX_CAPS_FORMAT_TEXTURE_NONE;
g_caps.formats[TextureFormat::RGB9E5F] &= ~(BGFX_CAPS_FORMAT_TEXTURE_FRAMEBUFFER | BGFX_CAPS_FORMAT_TEXTURE_FRAMEBUFFER_MSAA);
}
for (uint32_t ii = 0; ii < TextureFormat::Count; ++ii)
@ -1547,7 +1592,7 @@ namespace bgfx { namespace mtl
RenderPipelineState ProgramMtl::getRenderPipelineState(uint64_t _state, uint32_t _rgba, FrameBufferHandle _fbHandle, VertexDeclHandle _declHandle, uint16_t _numInstanceData)
{
_state &= (BGFX_STATE_BLEND_MASK|BGFX_STATE_BLEND_EQUATION_MASK|BGFX_STATE_ALPHA_WRITE|BGFX_STATE_RGB_WRITE|BGFX_STATE_BLEND_INDEPENDENT|BGFX_STATE_MSAA);
_state &= (BGFX_STATE_BLEND_MASK|BGFX_STATE_BLEND_EQUATION_MASK|BGFX_STATE_ALPHA_WRITE|BGFX_STATE_RGB_WRITE|BGFX_STATE_BLEND_INDEPENDENT|BGFX_STATE_MSAA|BGFX_STATE_BLEND_ALPHA_TO_COVERAGE);
bool independentBlendEnable = !!(BGFX_STATE_BLEND_INDEPENDENT & _state);
@ -1573,6 +1618,9 @@ namespace bgfx { namespace mtl
{
RenderPipelineDescriptor& pd = s_renderMtl->m_renderPipelineDescriptor;
reset(pd);
pd.alphaToCoverageEnabled = !!(BGFX_STATE_BLEND_ALPHA_TO_COVERAGE & _state);
uint32_t frameBufferAttachment = 1;
if (!isValid(_fbHandle) )
@ -2010,7 +2058,7 @@ namespace bgfx { namespace mtl
if (convert)
{
imageDecodeToRgba8(temp
imageDecodeToBgra8(temp
, mip.m_data
, mip.m_width
, mip.m_height
@ -2619,7 +2667,7 @@ namespace bgfx { namespace mtl
rendererUpdateUniforms(this, _render->m_uniformBuffer, draw.m_constBegin, draw.m_constEnd);
if (key.m_program != programIdx
|| (BGFX_STATE_BLEND_MASK|BGFX_STATE_BLEND_EQUATION_MASK|BGFX_STATE_ALPHA_WRITE|BGFX_STATE_RGB_WRITE|BGFX_STATE_BLEND_INDEPENDENT|BGFX_STATE_MSAA) & changedFlags
|| (BGFX_STATE_BLEND_MASK|BGFX_STATE_BLEND_EQUATION_MASK|BGFX_STATE_ALPHA_WRITE|BGFX_STATE_RGB_WRITE|BGFX_STATE_BLEND_INDEPENDENT|BGFX_STATE_MSAA|BGFX_STATE_BLEND_ALPHA_TO_COVERAGE) & changedFlags
|| currentState.m_vertexBuffer.idx != draw.m_vertexBuffer.idx
|| currentState.m_vertexDecl.idx != draw.m_vertexDecl.idx
|| currentState.m_instanceDataStride != draw.m_instanceDataStride