mirror of
https://github.com/scratchfoundation/bgfx.git
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41 lines
1.2 KiB
Text
41 lines
1.2 KiB
Text
#extension GL_EXT_shader_texture_lod : enable
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#extension GL_EXT_shadow_samplers : enable
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lowp vec4 impl_low_texture2DProjLodEXT(lowp sampler2D sampler, highp vec4 coord, mediump float lod)
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{
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#if defined(GL_EXT_shader_texture_lod)
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return texture2DProjLodEXT(sampler, coord, lod);
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#else
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return texture2DProj(sampler, coord, lod);
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#endif
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}
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lowp vec4 impl_low_texture2DProjLodEXT(lowp sampler2D sampler, highp vec3 coord, mediump float lod)
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{
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#if defined(GL_EXT_shader_texture_lod)
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return texture2DProjLodEXT(sampler, coord, lod);
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#else
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return texture2DProj(sampler, coord, lod);
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#endif
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}
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uniform sampler2D tex;
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uniform lowp sampler2DShadow shadowmap;
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varying highp vec4 uv;
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void main ()
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{
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lowp vec4 c_1;
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c_1 = (texture2DProj (tex, uv) + texture2DProj (tex, uv.xyz));
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c_1 = (c_1 + impl_low_texture2DProjLodEXT (tex, uv, 1.0));
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c_1 = (c_1 + impl_low_texture2DProjLodEXT (tex, uv.xyz, 1.0));
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c_1 = (c_1 + vec4(shadow2DEXT (shadowmap, uv.xyz)));
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c_1 = (c_1 + vec4(shadow2DProjEXT (shadowmap, uv)));
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gl_FragColor = c_1;
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}
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// stats: 5 alu 6 tex 0 flow
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// inputs: 1
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// #0: uv (high float) 4x1 [-1]
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// textures: 2
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// #0: tex (low 2d) 0x0 [-1]
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// #1: shadowmap (low 2dshadow) 0x0 [-1]
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