mirror of https://github.com/axmolengine/axmol.git
22 lines
646 B
GLSL
22 lines
646 B
GLSL
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#ifdef GL_ES
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varying mediump vec2 TextureCoordOut;
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varying mediump vec4 v_position;
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#else
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varying vec2 TextureCoordOut;
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varying vec4 v_position;
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#endif
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uniform sampler2D u_shadowTexture;
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uniform vec3 u_target_pos;
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uniform vec4 u_color;
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void main(void)
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{
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float Radius = 4.0f;//project range
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vec3 UVector = vec3(1.0f, 0.0f, 0.0f)/(2.0f * Radius);
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vec3 VVector = vec3(0.0f, 0.0f, -1.0f)/(-2.0f * Radius);
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vec2 coord;
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coord.x = dot(v_position.xyz - u_target_pos, UVector) + 0.5f;
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coord.y = dot(v_position.xyz - u_target_pos, VVector) + 0.5f;
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gl_FragColor = u_color*texture2D(CC_Texture0,TextureCoordOut)*texture2D(u_shadowTexture,coord);
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}
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