Guilt

#define SHADER_TYPES 2 //0: pix, 1: ver#define MAXSTR 512#define SHADER_PARAM_USE_SRC_MATRIX "use_tex_matrix"#define SHADER_PARAM_SRC_MATRIX "tex_matrix"#define SHADER_PARAM_USE_SRC "use_tex"#define SHADER_PARAM_SRC "tex"#define SHADER_PARAM_DEST "dest"#define SHADER_PARAM_AUX "aux"#define SHADER_PARAM_VARYINGCOLOR "varying_color"#define SHADER_PARAM_VARYINGCOORD "varying_texcoord"#define SHADER_PARAM_TIME "time"char identityshadercode[SHADER_TYPES][MAXSTR]={   //Pixel    "uniform bool "SHADER_PARAM_USE_SRC";\n"    "uniform sampler2D "SHADER_PARAM_SRC";\n"    "uniform bool "SHADER_PARAM_USE_SRC_MATRIX";\n"    "uniform mat4 "SHADER_PARAM_SRC_MATRIX";\n"    "varying vec2 "SHADER_PARAM_VARYINGCOORD";\n"    "varying vec4 "SHADER_PARAM_VARYINGCOLOR";\n"    "void main(){\n"    "  vec4 tmp = "SHADER_PARAM_VARYINGCOLOR";\n"    "  vec4 coord = vec4("SHADER_PARAM_VARYINGCOORD", 0.0, 1.0);\n"    "  if ("SHADER_PARAM_USE_SRC") {\n"    "     vec4 sample = texture2D("SHADER_PARAM_SRC", coord.st);\n"    "     tmp *= sample;\n"    "  } else if ("SHADER_PARAM_USE_SRC_MATRIX") {\n"    "     vec4 sample;\n"    "     coord = coord * "SHADER_PARAM_SRC_MATRIX";\n"    "     sample = texture2D("SHADER_PARAM_SRC", coord.st);\n"    "     tmp *= sample;\n"    "  }\n"    "  gl_FragColor = tmp;\n"    "}\n"   ,   //Vertex   "attribute vec4 pos;\n"   "attribute vec4 color;\n"   "attribute vec2 texcoord;\n"   "uniform mat4 projview_matrix;\n"   "varying vec4 "SHADER_PARAM_VARYINGCOLOR";\n"   "varying vec2 "SHADER_PARAM_VARYINGCOORD";\n"   "void main(){\n"   ""SHADER_PARAM_VARYINGCOLOR" = color;\n"   ""SHADER_PARAM_VARYINGCOORD" = texcoord;\n"#ifndef LINUX   "gl_PointSize = 1.0;\n"#endif //LINUX   "gl_Position = projview_matrix * pos;\n"   "}\n"  };