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author | Adrian Kummerlaender | 2018-06-08 14:15:59 +0200 |
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committer | Adrian Kummerlaender | 2018-06-08 14:15:59 +0200 |
commit | e9885141e4049a06b89000bf34959174fb2d4491 (patch) | |
tree | e35d057d7c9b92720d4584fed9c26f6eacfc5c60 /src/shader/util.cc | |
parent | 4fec98839385136f768c8ea1ee265fcaa50d8cc9 (diff) | |
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Expose compute shader state
Diffstat (limited to 'src/shader/util.cc')
-rw-r--r-- | src/shader/util.cc | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/shader/util.cc b/src/shader/util.cc index 07a1128..be59ac1 100644 --- a/src/shader/util.cc +++ b/src/shader/util.cc @@ -7,9 +7,12 @@ namespace util { GLint getUniform(GLuint program, const std::string& name) { const GLint uniform = glGetUniformLocation(program, name.c_str()); + if ( uniform == -1 ) { std::cerr << "Could not bind uniform " << name << std::endl; + return -1; } + return uniform; } @@ -18,7 +21,7 @@ GLint compileShader(const std::string& source, GLenum type) { if ( !shader ) { std::cerr << "Cannot create a shader of type " << type << std::endl; - exit(-1); + return -1; } const char* source_data = source.c_str(); @@ -29,16 +32,22 @@ GLint compileShader(const std::string& source, GLenum type) { GLint compiled; glGetShaderiv(shader, GL_COMPILE_STATUS, &compiled); + if ( !compiled ) { std::cerr << "Cannot compile shader" << std::endl; + GLint maxLength = 0; glGetShaderiv(shader, GL_INFO_LOG_LENGTH, &maxLength); + std::vector<GLchar> errorLog(maxLength); glGetShaderInfoLog(shader, maxLength, &maxLength, &errorLog[0]); + for( auto c : errorLog ) { std::cerr << c; } std::cerr << std::endl; + + return -1; } return shader; |