| 215 | )"; |
| 216 | |
| 217 | bool EnsureAlphaProgram() |
| 218 | { |
| 219 | if (s_alphaProg) |
| 220 | return true; |
| 221 | GLuint vs = CompileOne(GL_VERTEX_SHADER, kAlphaVS); |
| 222 | GLuint fs = CompileOne(GL_FRAGMENT_SHADER, kAlphaFS); |
| 223 | if (!vs || !fs) |
| 224 | return false; |
| 225 | GLuint prog = glCreateProgram(); |
| 226 | glAttachShader(prog, vs); |
| 227 | glAttachShader(prog, fs); |
| 228 | glLinkProgram(prog); |
| 229 | glDeleteShader(vs); |
| 230 | glDeleteShader(fs); |
| 231 | GLint ok = 0; |
| 232 | glGetProgramiv(prog, GL_LINK_STATUS, &ok); |
| 233 | if (!ok) |
| 234 | { |
| 235 | glDeleteProgram(prog); |
| 236 | return false; |
| 237 | } |
| 238 | s_alphaProg = prog; |
| 239 | s_alphaLocVP = glGetUniformLocation(prog, "uLightVP"); |
| 240 | s_alphaLocTex = glGetUniformLocation(prog, "uTex"); |
| 241 | return true; |
| 242 | } |
| 243 | |
| 244 | bool EnsureAlphaMesh() |
| 245 | { |
no test coverage detected