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gpu: setup OpenGL ES texture uniforms automatically from shader metadata

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Signed-off-by: Elias Naur <mail@eliasnaur.com>
This commit is contained in:
Elias Naur
2020-02-20 21:39:29 +01:00
parent 5c359bbf89
commit 4e3bfd5b1b
6 changed files with 77 additions and 30 deletions
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gpu/shaders.go
+14 -1
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@@ -48,6 +48,9 @@ var (
HLSL: []byte(nil),
},
ShaderSources{
Textures: []TextureBinding{
{Name: "tex", Binding: 0},
},
GLES2: "#version 100\nprecision mediump float;\nprecision highp int;\n\nuniform mediump sampler2D tex;\n\nvarying vec2 vUV;\n\nvoid main()\n{\n gl_FragData[0] = texture2D(tex, vUV);\n}\n\n",
/*
Texture2D<float4> tex : register(t0);
@@ -155,7 +158,10 @@ var (
{Name: "_12._color", Type: 0, Size: 4, Offset: 0},
},
UniformSize: 16,
GLES2: "#version 100\nprecision mediump float;\nprecision highp int;\n\nstruct Color\n{\n vec4 _color;\n};\n\nuniform Color _12;\n\nuniform mediump sampler2D cover;\n\nvarying highp vec2 vCoverUV;\nvarying vec2 vUV;\n\nvoid main()\n{\n gl_FragData[0] = _12._color;\n float cover_1 = abs(texture2D(cover, vCoverUV).x);\n gl_FragData[0] *= cover_1;\n}\n\n",
Textures: []TextureBinding{
{Name: "cover", Binding: 1},
},
GLES2: "#version 100\nprecision mediump float;\nprecision highp int;\n\nstruct Color\n{\n vec4 _color;\n};\n\nuniform Color _12;\n\nuniform mediump sampler2D cover;\n\nvarying highp vec2 vCoverUV;\nvarying vec2 vUV;\n\nvoid main()\n{\n gl_FragData[0] = _12._color;\n float cover_1 = abs(texture2D(cover, vCoverUV).x);\n gl_FragData[0] *= cover_1;\n}\n\n",
/*
cbuffer Color : register(b0)
{
@@ -201,6 +207,10 @@ var (
HLSL: []byte(nil),
},
ShaderSources{
Textures: []TextureBinding{
{Name: "tex", Binding: 0},
{Name: "cover", Binding: 1},
},
GLES2: "#version 100\nprecision mediump float;\nprecision highp int;\n\nuniform mediump sampler2D tex;\nuniform mediump sampler2D cover;\n\nvarying vec2 vUV;\nvarying highp vec2 vCoverUV;\n\nvoid main()\n{\n gl_FragData[0] = texture2D(tex, vUV);\n float cover_1 = abs(texture2D(cover, vCoverUV).x);\n gl_FragData[0] *= cover_1;\n}\n\n",
/*
Texture2D<float4> tex : register(t0);
@@ -315,6 +325,9 @@ var (
HLSL: []byte(nil),
}
shader_intersect_frag = ShaderSources{
Textures: []TextureBinding{
{Name: "cover", Binding: 0},
},
GLES2: "#version 100\nprecision mediump float;\nprecision highp int;\n\nuniform mediump sampler2D cover;\n\nvarying highp vec2 vUV;\n\nvoid main()\n{\n float cover_1 = abs(texture2D(cover, vUV).x);\n gl_FragData[0].x = cover_1;\n}\n\n",
/*
Texture2D<float4> cover : register(t0);