diff options
| author | gdkchan <gab.dark.100@gmail.com> | 2023-02-19 22:37:37 -0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2023-02-19 22:37:37 -0300 |
| commit | 7aa430f1a51fd793971992b4454540975222b848 (patch) | |
| tree | e6a33e3df7aa5155b7c597b2ff226178f57434d1 /Ryujinx.Graphics.Gpu/Engine/Threed/Blender/AdvancedBlendUcode.cs | |
| parent | 6bf460e1041b969a453dc40ee6fb83164739bf9c (diff) | |
Add support for advanced blend (part 1/2) (#2801)1.1.626
* Add blend microcode registers
* Add advanced blend support using host extension
* Remove debug message
* Use pre-generated table for blend functions
* XML docs
* Rename AdvancedBlendMode to AdvancedBlendOp for consistency
* Remove redundant code
* Fix some advanced blend related issues on Vulkan
* Formatting
Diffstat (limited to 'Ryujinx.Graphics.Gpu/Engine/Threed/Blender/AdvancedBlendUcode.cs')
| -rw-r--r-- | Ryujinx.Graphics.Gpu/Engine/Threed/Blender/AdvancedBlendUcode.cs | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/Ryujinx.Graphics.Gpu/Engine/Threed/Blender/AdvancedBlendUcode.cs b/Ryujinx.Graphics.Gpu/Engine/Threed/Blender/AdvancedBlendUcode.cs new file mode 100644 index 00000000..f06b4bf7 --- /dev/null +++ b/Ryujinx.Graphics.Gpu/Engine/Threed/Blender/AdvancedBlendUcode.cs @@ -0,0 +1,126 @@ +using Ryujinx.Graphics.GAL; + +namespace Ryujinx.Graphics.Gpu.Engine.Threed.Blender +{ + /// <summary> + /// Fixed function alpha state used for a advanced blend function. + /// </summary> + struct FixedFunctionAlpha + { + /// <summary> + /// Fixed function alpha state with alpha blending disabled. + /// </summary> + public static FixedFunctionAlpha Disabled => new FixedFunctionAlpha(BlendUcodeEnable.EnableRGBA, default, default, default); + + /// <summary> + /// Individual enable bits for the RGB and alpha components. + /// </summary> + public BlendUcodeEnable Enable { get; } + + /// <summary> + /// Alpha blend operation. + /// </summary> + public BlendOp AlphaOp { get; } + + /// <summary> + /// Value multiplied with the blend source operand. + /// </summary> + public BlendFactor AlphaSrcFactor { get; } + + /// <summary> + /// Value multiplied with the blend destination operand. + /// </summary> + public BlendFactor AlphaDstFactor { get; } + + /// <summary> + /// Creates a new blend fixed function alpha state. + /// </summary> + /// <param name="enable">Individual enable bits for the RGB and alpha components</param> + /// <param name="alphaOp">Alpha blend operation</param> + /// <param name="alphaSrc">Value multiplied with the blend source operand</param> + /// <param name="alphaDst">Value multiplied with the blend destination operand</param> + public FixedFunctionAlpha(BlendUcodeEnable enable, BlendOp alphaOp, BlendFactor alphaSrc, BlendFactor alphaDst) + { + Enable = enable; + AlphaOp = alphaOp; + AlphaSrcFactor = alphaSrc; + AlphaDstFactor = alphaDst; + } + + /// <summary> + /// Creates a new blend fixed function alpha state. + /// </summary> + /// <param name="alphaOp">Alpha blend operation</param> + /// <param name="alphaSrc">Value multiplied with the blend source operand</param> + /// <param name="alphaDst">Value multiplied with the blend destination operand</param> + public FixedFunctionAlpha(BlendOp alphaOp, BlendFactor alphaSrc, BlendFactor alphaDst) : this(BlendUcodeEnable.EnableRGB, alphaOp, alphaSrc, alphaDst) + { + } + } + + /// <summary> + /// Blend microcode assembly function delegate. + /// </summary> + /// <param name="asm">Assembler</param> + /// <returns>Fixed function alpha state for the microcode</returns> + delegate FixedFunctionAlpha GenUcodeFunc(ref UcodeAssembler asm); + + /// <summary> + /// Advanced blend microcode state. + /// </summary> + struct AdvancedBlendUcode + { + /// <summary> + /// Advanced blend operation. + /// </summary> + public AdvancedBlendOp Op { get; } + + /// <summary> + /// Advanced blend overlap mode. + /// </summary> + public AdvancedBlendOverlap Overlap { get; } + + /// <summary> + /// Whenever the source input is pre-multiplied. + /// </summary> + public bool SrcPreMultiplied { get; } + + /// <summary> + /// Fixed function alpha state. + /// </summary> + public FixedFunctionAlpha Alpha { get; } + + /// <summary> + /// Microcode. + /// </summary> + public uint[] Code { get; } + + /// <summary> + /// Constants used by the microcode. + /// </summary> + public RgbFloat[] Constants { get; } + + /// <summary> + /// Creates a new advanced blend state. + /// </summary> + /// <param name="op">Advanced blend operation</param> + /// <param name="overlap">Advanced blend overlap mode</param> + /// <param name="srcPreMultiplied">Whenever the source input is pre-multiplied</param> + /// <param name="genFunc">Function that will generate the advanced blend microcode</param> + public AdvancedBlendUcode( + AdvancedBlendOp op, + AdvancedBlendOverlap overlap, + bool srcPreMultiplied, + GenUcodeFunc genFunc) + { + Op = op; + Overlap = overlap; + SrcPreMultiplied = srcPreMultiplied; + + UcodeAssembler asm = new UcodeAssembler(); + Alpha = genFunc(ref asm); + Code = asm.GetCode(); + Constants = asm.GetConstants(); + } + } +}
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