void cubepos::append_move(char*&p,int mv){
append_face(p,mv/TWISTS);
*p++= "123"[mv%TWISTS];
*p= 0;
}
inline void append_face(uint32_t a, uint32_t b, uint32_t c){ append_face(Face3(a, b, c)); }
/**
* Make a string from the given state vector.
* For example, return "state.matrix.texture[2].inverse".
* Use free() to deallocate the string.
*/
char *
_mesa_program_state_string(const gl_state_index state[STATE_LENGTH])
{
char str[1000] = "";
char tmp[30];
append(str, "state.");
append_token(str, state[0]);
switch (state[0]) {
case STATE_MATERIAL:
append_face(str, state[1]);
append_token(str, state[2]);
break;
case STATE_LIGHT:
append_index(str, state[1]); /* light number [i]. */
append_token(str, state[2]); /* coefficients */
break;
case STATE_LIGHTMODEL_AMBIENT:
append(str, "lightmodel.ambient");
break;
case STATE_LIGHTMODEL_SCENECOLOR:
if (state[1] == 0) {
append(str, "lightmodel.front.scenecolor");
}
else {
append(str, "lightmodel.back.scenecolor");
}
break;
case STATE_LIGHTPROD:
append_index(str, state[1]); /* light number [i]. */
append_face(str, state[2]);
append_token(str, state[3]);
break;
case STATE_TEXGEN:
append_index(str, state[1]); /* tex unit [i] */
append_token(str, state[2]); /* plane coef */
break;
case STATE_TEXENV_COLOR:
append_index(str, state[1]); /* tex unit [i] */
append(str, "color");
break;
case STATE_CLIPPLANE:
append_index(str, state[1]); /* plane [i] */
append(str, ".plane");
break;
case STATE_MODELVIEW_MATRIX:
case STATE_PROJECTION_MATRIX:
case STATE_MVP_MATRIX:
case STATE_TEXTURE_MATRIX:
case STATE_PROGRAM_MATRIX:
{
/* state[0] = modelview, projection, texture, etc. */
/* state[1] = which texture matrix or program matrix */
/* state[2] = first row to fetch */
/* state[3] = last row to fetch */
/* state[4] = transpose, inverse or invtrans */
const gl_state_index mat = state[0];
const GLuint index = (GLuint) state[1];
const GLuint firstRow = (GLuint) state[2];
const GLuint lastRow = (GLuint) state[3];
const gl_state_index modifier = state[4];
if (index ||
mat == STATE_TEXTURE_MATRIX ||
mat == STATE_PROGRAM_MATRIX)
append_index(str, index);
if (modifier)
append_token(str, modifier);
if (firstRow == lastRow)
sprintf(tmp, ".row[%d]", firstRow);
else
sprintf(tmp, ".row[%d..%d]", firstRow, lastRow);
append(str, tmp);
}
break;
case STATE_POINT_SIZE:
break;
case STATE_POINT_ATTENUATION:
break;
case STATE_FOG_PARAMS:
break;
case STATE_FOG_COLOR:
break;
case STATE_NUM_SAMPLES:
break;
case STATE_DEPTH_RANGE:
break;
case STATE_FRAGMENT_PROGRAM:
case STATE_VERTEX_PROGRAM:
/* state[1] = {STATE_ENV, STATE_LOCAL} */
/* state[2] = parameter index */
append_token(str, state[1]);
append_index(str, state[2]);
break;
case STATE_NORMAL_SCALE:
break;
case STATE_INTERNAL:
append_token(str, state[1]);
if (state[1] == STATE_CURRENT_ATTRIB)
append_index(str, state[2]);
break;
default:
_mesa_problem(NULL, "Invalid state in _mesa_program_state_string");
break;
}
return _mesa_strdup(str);
}
