72 lines
1.5 KiB
GLSL
72 lines
1.5 KiB
GLSL
#ifdef GL_ES
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precision highp float;
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#else
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#define highp
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#define mediump
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#define lowp
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#endif
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attribute vec4 a_pos;
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attribute mediump vec2 a_uv0;
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attribute mediump vec3 a_normal;
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#ifdef SUPPORTED_GL_OES_30
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attribute mat4 a_model;
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#else
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uniform mat4 u_model;
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#define a_model u_model
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#endif
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uniform mat4 u_projectionView;
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uniform mat4 u_view;
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#ifdef SHADOWMAP
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uniform mat4 u_shadowProjectionView;
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#endif
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#ifdef LIGHTMAP
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varying mediump vec4 v_texCoord;
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#else
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varying mediump vec2 v_texCoord;
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#endif
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#ifdef SHADOWMAP
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varying vec3 v_shadowPosition;
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#endif
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#ifdef STENCIL
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uniform mediump vec4 u_stencilScaleOffset;
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varying mediump vec2 v_texCoordStencil;
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#endif
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varying mediump vec3 v_normal;
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#ifdef CLIP_PLANE
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uniform mediump vec4 u_clipPlane;
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varying mediump float v_clipDistance;
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#endif
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uniform float u_time;
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void main(void)
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{
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vec4 pos = a_model * a_pos;
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float xSeed = pos.x * 0.005;
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float ySeed = pos.y * 0.005;
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pos.x += sin(u_time * 1.7 + xSeed + pos.z * 0.01) * pos.z * 0.075;
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pos.y += sin(u_time * 0.9 + ySeed + pos.z * 0.01) * pos.z * 0.075;
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v_texCoord.xy = a_uv0;
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v_normal = normalize(vec3(u_view * (a_model * vec4(a_normal, 0.0))));
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#ifdef LIGHTMAP
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v_texCoord.zw = v_normal.xy * vec2(0.5, -0.5) + vec2(0.5, 0.5);
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#endif
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#ifdef SHADOWMAP
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v_shadowPosition = (u_shadowProjectionView * pos).xyz;
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#endif
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#ifdef STENCIL
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v_texCoordStencil = a_uv0 * u_stencilScaleOffset.xy + u_stencilScaleOffset.zw;
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#endif
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#ifdef CLIP_PLANE
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v_clipDistance = dot(u_clipPlane, pos);
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#endif
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gl_Position = u_projectionView * pos;
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}
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