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HLSL: Added texelFetch.

This commit is contained in:
Branimir Karadžić 2016-03-22 18:31:09 -07:00
parent c69c963bc5
commit 4eff01781a
1 changed files with 12 additions and 0 deletions
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12
src/bgfx_shader.sh
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@ -182,6 +182,16 @@ vec4 bgfxTextureCubeLod(BgfxSamplerCube _sampler, vec3 _coord, float _level)
return _sampler.m_texture.SampleLevel(_sampler.m_sampler, _coord, _level);
}
vec4 bgfxTexelFetch(BgfxSampler2D _sampler, ivec2 _coord, int _lod)
{
return _sampler.m_texture.Load(ivec3(_coord, _lod) );
}
vec4 bgfxTexelFetch(BgfxSampler3D _sampler, ivec3 _coord, int _lod)
{
return _sampler.m_texture.Load(ivec4(_coord, _lod) );
}
# define SAMPLER2D(_name, _reg) \
uniform SamplerState _name ## Sampler : register(s[_reg]); \
uniform Texture2D _name ## Texture : register(t[_reg]); \
@ -220,6 +230,8 @@ vec4 bgfxTextureCubeLod(BgfxSamplerCube _sampler, vec3 _coord, float _level)
# define samplerCube BgfxSamplerCube
# define textureCube(_sampler, _coord) bgfxTextureCube(_sampler, _coord)
# define textureCubeLod(_sampler, _coord, _level) bgfxTextureCubeLod(_sampler, _coord, _level)
# define texelFetch(_sampler, _coord, _lod) bgfxTexelFetch(_sampler, _coord, _lod)
# else
# define sampler2DShadow sampler2D