static void
TestFunctions(void)
{
printf("Error 0x%x at line %d\n", glGetError(), __LINE__);
{
GLfloat pos[3];
printf("Error 0x%x at line %d\n", glGetError(), __LINE__);
printf("Light pos %g %g %g\n", pos[0], pos[1], pos[2]);
}
{
GLfloat m[16], result[16];
GLint mPos;
int i;
for (i = 0; i < 16; i++)
m[i] = (float) i;
mPos = glGetUniformLocation_func(program, "m");
printf("Error 0x%x at line %d\n", glGetError(), __LINE__);
glUniformMatrix4fv_func(mPos, 1, GL_FALSE, m);
printf("Error 0x%x at line %d\n", glGetError(), __LINE__);
glGetUniformfv_func(program, mPos, result);
printf("Error 0x%x at line %d\n", glGetError(), __LINE__);
for (i = 0; i < 16; i++) {
printf("%8g %8g\n", m[i], result[i]);
}
}
assert(glIsProgram_func(program));
assert(glIsShader_func(fragShader));
assert(glIsShader_func(vertShader));
/* attached shaders */
{
GLuint shaders[20];
GLsizei count;
int i;
glGetAttachedShaders_func(program, 20, &count, shaders);
for (i = 0; i < count; i++) {
printf("Attached: %u\n", shaders[i]);
assert(shaders[i] == fragShader ||
shaders[i] == vertShader);
}
}
{
GLchar log[1000];
GLsizei len;
glGetShaderInfoLog_func(vertShader, 1000, &len, log);
printf("Vert Shader Info Log: %s\n", log);
glGetShaderInfoLog_func(fragShader, 1000, &len, log);
printf("Frag Shader Info Log: %s\n", log);
glGetProgramInfoLog_func(program, 1000, &len, log);
printf("Program Info Log: %s\n", log);
}
}
void
ShaderAPITest::test_uniform_query_matrix(void)
{
GLuint program;
GLfloat data[18];
GLint i, r, c;
GLint location;
program = make_program("#version 110\nuniform mat3 m[2];\nvoid main() { gl_Position.xyz = m[1][2]; }\n", NULL);
location = glGetUniformLocation_func(program, "m");
for (i = 0; i < 9; i++)
data[i] = i;
for (i = 9; i < 18; i++)
data[i] = 321.0;
glUniformMatrix3fv_func(location, 1, GL_TRUE, data);
for (i = 0; i < 18; i++)
data[i] = 123.0;
glGetUniformfv_func(program, location, data);
for (c = 0; c < 3; c++)
for (r = 0; r < 3; r++)
assert(data[c * 3 + r] == r * 3 + c);
for (i = 9; i < 18; i++)
assert(data[i] == 123.0);
}
