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38 lines
858 B
Text
38 lines
858 B
Text
; Vertex shader for rendering textured vertices with an offset for PICA200 GPU on the Nintendo 3DS
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; ==================================================================================
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; Uniforms
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.fvec MVP[4];
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.fvec tex_offset;
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; Constants
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.constf ONE_DIV_255(0.003921568627, 0.003921568627, 0.003921568627, 0.003921568627)
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; Outputs
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.out out_pos position
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.out out_col color
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.out out_tex texcoord0
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; Inputs (defined as aliases for convenience)
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.alias in_pos v0
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.alias in_col v1
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.alias in_tex v2
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.proc main
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; r0 = in_pos
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mov r0, in_pos
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; out_pos = MVP * r0
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dp4 out_pos.x, MVP[0], r0
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dp4 out_pos.y, MVP[1], r0
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dp4 out_pos.z, MVP[2], r0
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dp4 out_pos.w, MVP[3], r0
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; out_col = in_col * ONE_DIV_255
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mul out_col, ONE_DIV_255, in_col
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; out_tex = in_tex + tex_offset
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add out_tex, tex_offset, in_tex
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end
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.end
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