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some android devices can not compile this frag

This commit is contained in:
minggo 2012-12-05 17:15:47 +08:00
parent c620b0f5bf
commit d858ce2fe2
1 changed files with 5 additions and 5 deletions
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10
cocos2dx/shaders/ccShader_PositionColorLengthTexture_frag.h
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@ -21,7 +21,7 @@
" \n\ " \n\
#ifdef GL_ES \n\ #ifdef GL_ES \n\
#extension GL_OES_standard_derivatives : enable \n\ // #extension GL_OES_standard_derivatives : enable \n\
\n\ \n\
varying mediump vec4 v_color; \n\ varying mediump vec4 v_color; \n\
varying mediump vec2 v_texcoord; \n\ varying mediump vec2 v_texcoord; \n\
@ -32,10 +32,10 @@ varying vec2 v_texcoord; \n\
\n\ \n\
void main() \n\ void main() \n\
{ \n\ { \n\
#if defined GL_OES_standard_derivatives \n\ // #if defined GL_OES_standard_derivatives \n\
gl_FragColor = v_color*smoothstep(0.0, length(fwidth(v_texcoord)), 1.0 - length(v_texcoord)); \n\ // gl_FragColor = v_color*smoothstep(0.0, length(fwidth(v_texcoord)), 1.0 - length(v_texcoord)); \n\
#else \n\ // #else \n\
gl_FragColor = v_color*step(0.0, 1.0 - length(v_texcoord)); \n\ gl_FragColor = v_color*step(0.0, 1.0 - length(v_texcoord)); \n\
#endif \n\ // #endif \n\
} \n\ } \n\
"; ";