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Initial support for writing to textures in compute shaders.

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This commit is contained in:
Alex Szpakowski
2021-08-13 14:43:03 -03:00
parent cffd485976
commit a551fcd492
14 changed files with 383 additions and 50 deletions
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src/modules/graphics/wrap_Graphics.cpp
+20 -6
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@@ -801,6 +801,8 @@ static void luax_checktexturesettings(lua_State *L, int idx, bool opt, bool chec
s.linear = luax_boolflag(L, idx, Texture::getConstant(Texture::SETTING_LINEAR), s.linear);
s.msaa = luax_intflag(L, idx, Texture::getConstant(Texture::SETTING_MSAA), s.msaa);
s.computeWrite = luax_boolflag(L, idx, Texture::getConstant(Texture::SETTING_COMPUTE_WRITE), s.computeWrite);
lua_getfield(L, idx, Texture::getConstant(Texture::SETTING_READABLE));
if (!lua_isnoneornil(L, -1))
s.readable.set(luax_checkboolean(L, -1));
@@ -2640,6 +2642,7 @@ int w_getTextureFormats(lua_State *L)
bool rt = luax_checkboolflag(L, 1, Texture::getConstant(Texture::SETTING_RENDER_TARGET));
bool linear = luax_boolflag(L, 1, Texture::getConstant(Texture::SETTING_LINEAR), false);
bool computewrite = luax_boolflag(L, 1, Texture::getConstant(Texture::SETTING_COMPUTE_WRITE), false);
OptionalBool readable;
lua_getfield(L, 1, Texture::getConstant(Texture::SETTING_READABLE));
@@ -2663,10 +2666,17 @@ int w_getTextureFormats(lua_State *L)
if (rt && isPixelFormatDepth(format))
continue;
bool formatReadable = readable.get(!isPixelFormatDepthStencil(format));
bool sRGB = isGammaCorrect() && !linear;
luax_pushboolean(L, instance()->isPixelFormatSupported(format, rt, formatReadable, sRGB));
uint32 usage = PIXELFORMATUSAGEFLAGS_NONE;
if (rt)
usage |= PIXELFORMATUSAGEFLAGS_RENDERTARGET;
if (readable.get(!isPixelFormatDepthStencil(format)))
usage |= PIXELFORMATUSAGEFLAGS_SAMPLE;
if (computewrite)
usage |= PIXELFORMATUSAGEFLAGS_COMPUTEWRITE;
luax_pushboolean(L, instance()->isPixelFormatSupported(format, (PixelFormatUsageFlags) usage, sRGB));
lua_setfield(L, -2, name);
}
@@ -2709,14 +2719,15 @@ int w_getCanvasFormats(lua_State *L)
{
supported = [](PixelFormat format) -> bool
{
return instance()->isPixelFormatSupported(format, true, true, false);
const uint32 usage = PIXELFORMATUSAGEFLAGS_SAMPLE | PIXELFORMATUSAGEFLAGS_RENDERTARGET;
return instance()->isPixelFormatSupported(format, (PixelFormatUsageFlags) usage, false);
};
}
else
{
supported = [](PixelFormat format) -> bool
{
return instance()->isPixelFormatSupported(format, true, false, false);
return instance()->isPixelFormatSupported(format, PIXELFORMATUSAGEFLAGS_RENDERTARGET, false);
};
}
}
@@ -2725,7 +2736,10 @@ int w_getCanvasFormats(lua_State *L)
supported = [](PixelFormat format) -> bool
{
bool readable = !isPixelFormatDepthStencil(format);
return instance()->isPixelFormatSupported(format, true, readable, false);
uint32 usage = PIXELFORMATUSAGEFLAGS_RENDERTARGET;
if (readable)
usage |= PIXELFORMATUSAGEFLAGS_SAMPLE;
return instance()->isPixelFormatSupported(format, (PixelFormatUsageFlags) usage, false);
};
}
@@ -2738,7 +2752,7 @@ int w_getImageFormats(lua_State *L)
const auto supported = [](PixelFormat format) -> bool
{
return instance()->isPixelFormatSupported(format, false, true, false);
return instance()->isPixelFormatSupported(format, PIXELFORMATUSAGEFLAGS_SAMPLE, false);
};
const auto ignore = [](PixelFormat format) -> bool