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const char *simple_frag_src = "uniform sampler2D tex0;\n" "FSIN vec4 v_color;\n" "FSIN vec2 v_tex0;\n" "FSIN float v_fog;\n" "void\n" "main(void)\n" "{\n" " vec4 color;\n" " color = v_color*texture(tex0, vec2(v_tex0.x, 1.0-v_tex0.y));\n" " color.rgb = mix(u_fogColor.rgb, color.rgb, v_fog);\n" " DoAlphaTest(color.a);\n" " FRAGCOLOR(color);\n" "}\n" ;