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Work around lack of GLSL version string in older Android device(s)

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This commit is contained in:
Aaron Culliney 2015-03-09 17:01:17 -07:00
parent 8d6961c0cb
commit 09ff973016
1 changed files with 11 additions and 2 deletions
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13
src/video/glvideo.c
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@ -378,7 +378,12 @@ static GLuint _build_program(demoSource *vertexSource, demoSource *fragmentSourc
// Prepend our vertex shader source string with the supported GLSL version so
// the shader will work on ES, Legacy, and OpenGL 3.2 Core Profile contexts
sprintf(sourceString, "#version %d\n%s", version, vertexSource->string);
if (version) {
sprintf(sourceString, "#version %d\n%s", version, vertexSource->string);
} else {
RELEASE_LOG("YAY, you have an awesome OpenGL vendor for this device ... no GLSL version specified ... so NOT adding a #version directive to shader sources =P");
sprintf(sourceString, "%s", vertexSource->string);
}
GLuint vertexShader = glCreateShader(GL_VERTEX_SHADER);
glShaderSource(vertexShader, 1, (const GLchar **)&(sourceString), NULL);
@ -417,7 +422,11 @@ static GLuint _build_program(demoSource *vertexSource, demoSource *fragmentSourc
// Prepend our fragment shader source string with the supported GLSL version so
// the shader will work on ES, Legacy, and OpenGL 3.2 Core Profile contexts
sprintf(sourceString, "#version %d\n%s", version, fragmentSource->string);
if (version) {
sprintf(sourceString, "#version %d\n%s", version, fragmentSource->string);
} else {
sprintf(sourceString, "%s", fragmentSource->string);
}
GLuint fragShader = glCreateShader(GL_FRAGMENT_SHADER);
glShaderSource(fragShader, 1, (const GLchar **)&(sourceString), NULL);