26 "attribute highp vec4 vertex;\n"
27 "uniform highp mat4 matrix;\n"
30 " gl_Position = matrix * vertex;\n"
33 "uniform mediump vec4 color;\n"
36 " gl_FragColor = color;\n"
41int vertexLocation =
program.attributeLocation(
"vertex");
42int matrixLocation =
program.uniformLocation(
"matrix");
43int colorLocation =
program.uniformLocation(
"color");
47static GLfloat const triangleVertices[] = {
58program.enableAttributeArray(vertexLocation);
59program.setAttributeArray(vertexLocation, triangleVertices, 3);
60program.setUniformValue(matrixLocation, pmvMatrix);
63glDrawArrays(GL_TRIANGLES, 0, 3);
65program.disableAttributeArray(vertexLocation);