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Merge pull request #40718 from Chaosus/rand_range
Exposed randi_range to global funcs + renamed rand_range to randf_range
This commit is contained in:
commit
391d29f558
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@ -76,7 +76,8 @@ const char *Expression::func_name[Expression::FUNC_MAX] = {
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"randomize",
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"randi",
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"randf",
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"rand_range",
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"randf_range",
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"randi_range",
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"seed",
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"rand_seed",
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"deg2rad",
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@ -127,7 +128,7 @@ String Expression::get_func_name(BuiltinFunc p_func) {
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int Expression::get_func_argument_count(BuiltinFunc p_func) {
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switch (p_func) {
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case MATH_RANDOMIZE:
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case MATH_RAND:
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case MATH_RANDI:
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case MATH_RANDF:
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return 0;
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case MATH_SIN:
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@ -178,7 +179,8 @@ int Expression::get_func_argument_count(BuiltinFunc p_func) {
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case MATH_POW:
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case MATH_EASE:
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case MATH_STEPIFY:
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case MATH_RANDOM:
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case MATH_RANDF_RANGE:
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case MATH_RANDI_RANGE:
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case MATH_POLAR2CARTESIAN:
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case MATH_CARTESIAN2POLAR:
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case LOGIC_MAX:
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@ -397,17 +399,22 @@ void Expression::exec_func(BuiltinFunc p_func, const Variant **p_inputs, Variant
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Math::randomize();
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} break;
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case MATH_RAND: {
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case MATH_RANDI: {
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*r_return = Math::rand();
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} break;
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case MATH_RANDF: {
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*r_return = Math::randf();
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} break;
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case MATH_RANDOM: {
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case MATH_RANDF_RANGE: {
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VALIDATE_ARG_NUM(0);
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VALIDATE_ARG_NUM(1);
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*r_return = Math::random((double)*p_inputs[0], (double)*p_inputs[1]);
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} break;
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case MATH_RANDI_RANGE: {
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VALIDATE_ARG_NUM(0);
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VALIDATE_ARG_NUM(1);
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*r_return = Math::random((int)*p_inputs[0], (int)*p_inputs[1]);
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} break;
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case MATH_SEED: {
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VALIDATE_ARG_NUM(0);
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uint64_t seed = *p_inputs[0];
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@ -73,9 +73,10 @@ public:
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MATH_MOVE_TOWARD,
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MATH_DECTIME,
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MATH_RANDOMIZE,
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MATH_RAND,
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MATH_RANDI,
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MATH_RANDF,
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MATH_RANDOM,
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MATH_RANDF_RANGE,
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MATH_RANDI_RANGE,
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MATH_SEED,
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MATH_RANDSEED,
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MATH_DEG2RAD,
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@ -181,3 +181,7 @@ double Math::random(double from, double to) {
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float Math::random(float from, float to) {
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return default_rand.random(from, to);
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}
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int Math::random(int from, int to) {
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return default_rand.random(from, to);
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}
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@ -289,7 +289,7 @@ public:
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static double random(double from, double to);
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static float random(float from, float to);
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static real_t random(int from, int to) { return (real_t)random((real_t)from, (real_t)to); }
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static int random(int from, int to);
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static _ALWAYS_INLINE_ bool is_equal_approx(real_t a, real_t b) {
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// Check for exact equality first, required to handle "infinity" values.
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@ -43,7 +43,7 @@ protected:
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static void _bind_methods();
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public:
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_FORCE_INLINE_ void set_seed(uint64_t seed) { randbase.seed(seed); }
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_FORCE_INLINE_ void set_seed(uint64_t p_seed) { randbase.seed(p_seed); }
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_FORCE_INLINE_ uint64_t get_seed() { return randbase.get_seed(); }
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@ -53,24 +53,11 @@ public:
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_FORCE_INLINE_ real_t randf() { return randbase.randf(); }
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_FORCE_INLINE_ real_t randf_range(real_t from, real_t to) { return randbase.random(from, to); }
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_FORCE_INLINE_ real_t randf_range(real_t p_from, real_t p_to) { return randbase.random(p_from, p_to); }
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_FORCE_INLINE_ real_t randfn(real_t mean = 0.0, real_t deviation = 1.0) { return randbase.randfn(mean, deviation); }
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_FORCE_INLINE_ real_t randfn(real_t p_mean = 0.0, real_t p_deviation = 1.0) { return randbase.randfn(p_mean, p_deviation); }
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_FORCE_INLINE_ int randi_range(int from, int to) {
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int range;
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int min;
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if (to > from) {
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range = to - from + 1;
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min = from;
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} else if (to < from) {
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range = from - to + 1;
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min = to;
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} else { // from == to
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return from;
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}
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return randbase.rand(range) + min;
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}
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_FORCE_INLINE_ int randi_range(int p_from, int p_to) { return randbase.random(p_from, p_to); }
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RandomNumberGenerator() {}
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};
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@ -49,3 +49,18 @@ double RandomPCG::random(double p_from, double p_to) {
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float RandomPCG::random(float p_from, float p_to) {
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return randf() * (p_to - p_from) + p_from;
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}
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int RandomPCG::random(int p_from, int p_to) {
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int range;
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int min;
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if (p_to > p_from) {
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range = p_to - p_from + 1;
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min = p_from;
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} else if (p_to < p_from) {
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range = p_from - p_to + 1;
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min = p_to;
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} else { // from == to
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return p_from;
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}
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return rand(range) + min;
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}
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@ -133,7 +133,7 @@ public:
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double random(double p_from, double p_to);
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float random(float p_from, float p_to);
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real_t random(int p_from, int p_to) { return (real_t)random((real_t)p_from, (real_t)p_to); }
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int random(int p_from, int p_to);
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};
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#endif // RANDOM_PCG_H
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@ -921,7 +921,7 @@
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[/codeblock]
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</description>
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</method>
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<method name="rand_range">
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<method name="randf_range">
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<return type="float">
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</return>
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<argument index="0" name="from" type="float">
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@ -931,7 +931,22 @@
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<description>
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Random range, any floating point value between [code]from[/code] and [code]to[/code].
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[codeblock]
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prints(rand_range(0, 1), rand_range(0, 1)) # Prints e.g. 0.135591 0.405263
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prints(randf_range(-10, 10), randf_range(-10, 10)) # Prints e.g. -3.844535 7.45315
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[/codeblock]
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</description>
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</method>
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<method name="randi_range">
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<return type="int">
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</return>
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<argument index="0" name="from" type="int">
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</argument>
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<argument index="1" name="to" type="int">
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</argument>
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<description>
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Random range, any 32-bit integer value between [code]from[/code] and [code]to[/code] (inclusive). If [code]to[/code] is lesser than [code]from[/code] they are swapped.
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[codeblock]
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print(randi_range(0, 1)) # Prints 0 or 1
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print(randi_range(-10, 1000)) # Prints any number from -10 to 1000
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[/codeblock]
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</description>
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</method>
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@ -83,7 +83,8 @@ const char *GDScriptFunctions::get_func_name(Function p_func) {
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"randomize",
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"randi",
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"randf",
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"rand_range",
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"randf_range",
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"randi_range",
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"seed",
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"rand_seed",
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"deg2rad",
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@ -419,7 +420,7 @@ void GDScriptFunctions::call(Function p_func, const Variant **p_args, int p_arg_
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Math::randomize();
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r_ret = Variant();
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} break;
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case MATH_RAND: {
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case MATH_RANDI: {
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VALIDATE_ARG_COUNT(0);
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r_ret = Math::rand();
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} break;
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@ -427,12 +428,18 @@ void GDScriptFunctions::call(Function p_func, const Variant **p_args, int p_arg_
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VALIDATE_ARG_COUNT(0);
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r_ret = Math::randf();
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} break;
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case MATH_RANDOM: {
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case MATH_RANDF_RANGE: {
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VALIDATE_ARG_COUNT(2);
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VALIDATE_ARG_NUM(0);
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VALIDATE_ARG_NUM(1);
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r_ret = Math::random((double)*p_args[0], (double)*p_args[1]);
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} break;
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case MATH_RANDI_RANGE: {
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VALIDATE_ARG_COUNT(2);
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VALIDATE_ARG_NUM(0);
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VALIDATE_ARG_NUM(1);
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r_ret = Math::random((int)*p_args[0], (int)*p_args[1]);
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} break;
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case MATH_SEED: {
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VALIDATE_ARG_COUNT(1);
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VALIDATE_ARG_NUM(0);
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@ -1655,7 +1662,7 @@ MethodInfo GDScriptFunctions::get_info(Function p_func) {
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mi.return_val.type = Variant::NIL;
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return mi;
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} break;
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case MATH_RAND: {
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case MATH_RANDI: {
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MethodInfo mi("randi");
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mi.return_val.type = Variant::INT;
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return mi;
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@ -1665,11 +1672,16 @@ MethodInfo GDScriptFunctions::get_info(Function p_func) {
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mi.return_val.type = Variant::FLOAT;
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return mi;
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} break;
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case MATH_RANDOM: {
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MethodInfo mi("rand_range", PropertyInfo(Variant::FLOAT, "from"), PropertyInfo(Variant::FLOAT, "to"));
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case MATH_RANDF_RANGE: {
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MethodInfo mi("randf_range", PropertyInfo(Variant::FLOAT, "from"), PropertyInfo(Variant::FLOAT, "to"));
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mi.return_val.type = Variant::FLOAT;
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return mi;
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} break;
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case MATH_RANDI_RANGE: {
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MethodInfo mi("randi_range", PropertyInfo(Variant::INT, "from"), PropertyInfo(Variant::INT, "to"));
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mi.return_val.type = Variant::INT;
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return mi;
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} break;
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case MATH_SEED: {
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MethodInfo mi("seed", PropertyInfo(Variant::INT, "seed"));
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mi.return_val.type = Variant::NIL;
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@ -73,9 +73,10 @@ public:
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MATH_MOVE_TOWARD,
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MATH_DECTIME,
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MATH_RANDOMIZE,
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MATH_RAND,
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MATH_RANDI,
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MATH_RANDF,
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MATH_RANDOM,
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MATH_RANDF_RANGE,
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MATH_RANDI_RANGE,
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MATH_SEED,
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MATH_RANDSEED,
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MATH_DEG2RAD,
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@ -129,7 +129,12 @@ namespace Godot
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public static double RandRange(double from, double to)
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{
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return godot_icall_GD_rand_range(from, to);
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return godot_icall_GD_randf_range(from, to);
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}
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public static int RandRange(int from, int to)
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{
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return godot_icall_GD_randi_range(from, to);
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}
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public static uint RandSeed(ulong seed, out ulong newSeed)
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@ -238,9 +243,11 @@ namespace Godot
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[MethodImpl(MethodImplOptions.InternalCall)]
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internal extern static void godot_icall_GD_randomize();
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[MethodImpl(MethodImplOptions.InternalCall)]
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internal extern static double godot_icall_GD_randf_range(double from, double to);
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[MethodImpl(MethodImplOptions.InternalCall)]
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internal extern static double godot_icall_GD_rand_range(double from, double to);
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internal extern static int godot_icall_GD_randi_range(int from, int to);
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[MethodImpl(MethodImplOptions.InternalCall)]
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internal extern static uint godot_icall_GD_rand_seed(ulong seed, out ulong newSeed);
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@ -193,7 +193,11 @@ void godot_icall_GD_randomize() {
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Math::randomize();
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}
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double godot_icall_GD_rand_range(double from, double to) {
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double godot_icall_GD_randf_range(double from, double to) {
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return Math::random(from, to);
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}
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int32_t godot_icall_GD_randi_range(int32_t from, int32_t to) {
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return Math::random(from, to);
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}
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@ -298,7 +302,8 @@ void godot_register_gd_icalls() {
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mono_add_internal_call("Godot.GD::godot_icall_GD_randf", (void *)godot_icall_GD_randf);
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mono_add_internal_call("Godot.GD::godot_icall_GD_randi", (void *)godot_icall_GD_randi);
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mono_add_internal_call("Godot.GD::godot_icall_GD_randomize", (void *)godot_icall_GD_randomize);
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mono_add_internal_call("Godot.GD::godot_icall_GD_rand_range", (void *)godot_icall_GD_rand_range);
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mono_add_internal_call("Godot.GD::godot_icall_GD_randf_range", (void *)godot_icall_GD_randf_range);
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mono_add_internal_call("Godot.GD::godot_icall_GD_randi_range", (void *)godot_icall_GD_randi_range);
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mono_add_internal_call("Godot.GD::godot_icall_GD_rand_seed", (void *)godot_icall_GD_rand_seed);
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mono_add_internal_call("Godot.GD::godot_icall_GD_seed", (void *)godot_icall_GD_seed);
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mono_add_internal_call("Godot.GD::godot_icall_GD_str", (void *)godot_icall_GD_str);
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|
|
|
@ -111,115 +111,118 @@
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<constant name="MATH_RANDOMIZE" value="31" enum="BuiltinFunc">
|
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Randomize the seed (or the internal state) of the random number generator. Current implementation reseeds using a number based on time.
|
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</constant>
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<constant name="MATH_RAND" value="32" enum="BuiltinFunc">
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<constant name="MATH_RANDI" value="32" enum="BuiltinFunc">
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Return a random 32 bits integer value. To obtain a random value between 0 to N (where N is smaller than 2^32 - 1), you can use it with the remainder function.
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</constant>
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<constant name="MATH_RANDF" value="33" enum="BuiltinFunc">
|
||||
Return a random floating-point value between 0 and 1. To obtain a random value between 0 to N, you can use it with multiplication.
|
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</constant>
|
||||
<constant name="MATH_RANDOM" value="34" enum="BuiltinFunc">
|
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<constant name="MATH_RANDF_RANGE" value="34" enum="BuiltinFunc">
|
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Return a random floating-point value between the two inputs.
|
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</constant>
|
||||
<constant name="MATH_SEED" value="35" enum="BuiltinFunc">
|
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<constant name="MATH_RANDI_RANGE" value="35" enum="BuiltinFunc">
|
||||
Return a random 32-bit integer value between the two inputs.
|
||||
</constant>
|
||||
<constant name="MATH_SEED" value="36" enum="BuiltinFunc">
|
||||
Set the seed for the random number generator.
|
||||
</constant>
|
||||
<constant name="MATH_RANDSEED" value="36" enum="BuiltinFunc">
|
||||
<constant name="MATH_RANDSEED" value="37" enum="BuiltinFunc">
|
||||
Return a random value from the given seed, along with the new seed.
|
||||
</constant>
|
||||
<constant name="MATH_DEG2RAD" value="37" enum="BuiltinFunc">
|
||||
<constant name="MATH_DEG2RAD" value="38" enum="BuiltinFunc">
|
||||
Convert the input from degrees to radians.
|
||||
</constant>
|
||||
<constant name="MATH_RAD2DEG" value="38" enum="BuiltinFunc">
|
||||
<constant name="MATH_RAD2DEG" value="39" enum="BuiltinFunc">
|
||||
Convert the input from radians to degrees.
|
||||
</constant>
|
||||
<constant name="MATH_LINEAR2DB" value="39" enum="BuiltinFunc">
|
||||
<constant name="MATH_LINEAR2DB" value="40" enum="BuiltinFunc">
|
||||
Convert the input from linear volume to decibel volume.
|
||||
</constant>
|
||||
<constant name="MATH_DB2LINEAR" value="40" enum="BuiltinFunc">
|
||||
<constant name="MATH_DB2LINEAR" value="41" enum="BuiltinFunc">
|
||||
Convert the input from decibel volume to linear volume.
|
||||
</constant>
|
||||
<constant name="MATH_POLAR2CARTESIAN" value="41" enum="BuiltinFunc">
|
||||
<constant name="MATH_POLAR2CARTESIAN" value="42" enum="BuiltinFunc">
|
||||
Converts a 2D point expressed in the polar coordinate system (a distance from the origin [code]r[/code] and an angle [code]th[/code]) to the cartesian coordinate system (X and Y axis).
|
||||
</constant>
|
||||
<constant name="MATH_CARTESIAN2POLAR" value="42" enum="BuiltinFunc">
|
||||
<constant name="MATH_CARTESIAN2POLAR" value="43" enum="BuiltinFunc">
|
||||
Converts a 2D point expressed in the cartesian coordinate system (X and Y axis) to the polar coordinate system (a distance from the origin and an angle).
|
||||
</constant>
|
||||
<constant name="MATH_WRAP" value="43" enum="BuiltinFunc">
|
||||
<constant name="MATH_WRAP" value="44" enum="BuiltinFunc">
|
||||
</constant>
|
||||
<constant name="MATH_WRAPF" value="44" enum="BuiltinFunc">
|
||||
<constant name="MATH_WRAPF" value="45" enum="BuiltinFunc">
|
||||
</constant>
|
||||
<constant name="LOGIC_MAX" value="45" enum="BuiltinFunc">
|
||||
<constant name="LOGIC_MAX" value="46" enum="BuiltinFunc">
|
||||
Return the greater of the two numbers, also known as their maximum.
|
||||
</constant>
|
||||
<constant name="LOGIC_MIN" value="46" enum="BuiltinFunc">
|
||||
<constant name="LOGIC_MIN" value="47" enum="BuiltinFunc">
|
||||
Return the lesser of the two numbers, also known as their minimum.
|
||||
</constant>
|
||||
<constant name="LOGIC_CLAMP" value="47" enum="BuiltinFunc">
|
||||
<constant name="LOGIC_CLAMP" value="48" enum="BuiltinFunc">
|
||||
Return the input clamped inside the given range, ensuring the result is never outside it. Equivalent to [code]min(max(input, range_low), range_high)[/code].
|
||||
</constant>
|
||||
<constant name="LOGIC_NEAREST_PO2" value="48" enum="BuiltinFunc">
|
||||
<constant name="LOGIC_NEAREST_PO2" value="49" enum="BuiltinFunc">
|
||||
Return the nearest power of 2 to the input.
|
||||
</constant>
|
||||
<constant name="OBJ_WEAKREF" value="49" enum="BuiltinFunc">
|
||||
<constant name="OBJ_WEAKREF" value="50" enum="BuiltinFunc">
|
||||
Create a [WeakRef] from the input.
|
||||
</constant>
|
||||
<constant name="FUNC_FUNCREF" value="50" enum="BuiltinFunc">
|
||||
<constant name="FUNC_FUNCREF" value="51" enum="BuiltinFunc">
|
||||
Create a [FuncRef] from the input.
|
||||
</constant>
|
||||
<constant name="TYPE_CONVERT" value="51" enum="BuiltinFunc">
|
||||
<constant name="TYPE_CONVERT" value="52" enum="BuiltinFunc">
|
||||
Convert between types.
|
||||
</constant>
|
||||
<constant name="TYPE_OF" value="52" enum="BuiltinFunc">
|
||||
<constant name="TYPE_OF" value="53" enum="BuiltinFunc">
|
||||
Return the type of the input as an integer. Check [enum Variant.Type] for the integers that might be returned.
|
||||
</constant>
|
||||
<constant name="TYPE_EXISTS" value="53" enum="BuiltinFunc">
|
||||
<constant name="TYPE_EXISTS" value="54" enum="BuiltinFunc">
|
||||
Checks if a type is registered in the [ClassDB].
|
||||
</constant>
|
||||
<constant name="TEXT_CHAR" value="54" enum="BuiltinFunc">
|
||||
<constant name="TEXT_CHAR" value="55" enum="BuiltinFunc">
|
||||
Return a character with the given ascii value.
|
||||
</constant>
|
||||
<constant name="TEXT_STR" value="55" enum="BuiltinFunc">
|
||||
<constant name="TEXT_STR" value="56" enum="BuiltinFunc">
|
||||
Convert the input to a string.
|
||||
</constant>
|
||||
<constant name="TEXT_PRINT" value="56" enum="BuiltinFunc">
|
||||
<constant name="TEXT_PRINT" value="57" enum="BuiltinFunc">
|
||||
Print the given string to the output window.
|
||||
</constant>
|
||||
<constant name="TEXT_PRINTERR" value="57" enum="BuiltinFunc">
|
||||
<constant name="TEXT_PRINTERR" value="58" enum="BuiltinFunc">
|
||||
Print the given string to the standard error output.
|
||||
</constant>
|
||||
<constant name="TEXT_PRINTRAW" value="58" enum="BuiltinFunc">
|
||||
<constant name="TEXT_PRINTRAW" value="59" enum="BuiltinFunc">
|
||||
Print the given string to the standard output, without adding a newline.
|
||||
</constant>
|
||||
<constant name="VAR_TO_STR" value="59" enum="BuiltinFunc">
|
||||
<constant name="VAR_TO_STR" value="60" enum="BuiltinFunc">
|
||||
Serialize a [Variant] to a string.
|
||||
</constant>
|
||||
<constant name="STR_TO_VAR" value="60" enum="BuiltinFunc">
|
||||
<constant name="STR_TO_VAR" value="61" enum="BuiltinFunc">
|
||||
Deserialize a [Variant] from a string serialized using [constant VAR_TO_STR].
|
||||
</constant>
|
||||
<constant name="VAR_TO_BYTES" value="61" enum="BuiltinFunc">
|
||||
<constant name="VAR_TO_BYTES" value="62" enum="BuiltinFunc">
|
||||
Serialize a [Variant] to a [PackedByteArray].
|
||||
</constant>
|
||||
<constant name="BYTES_TO_VAR" value="62" enum="BuiltinFunc">
|
||||
<constant name="BYTES_TO_VAR" value="63" enum="BuiltinFunc">
|
||||
Deserialize a [Variant] from a [PackedByteArray] serialized using [constant VAR_TO_BYTES].
|
||||
</constant>
|
||||
<constant name="COLORN" value="63" enum="BuiltinFunc">
|
||||
<constant name="COLORN" value="64" enum="BuiltinFunc">
|
||||
Return the [Color] with the given name and alpha ranging from 0 to 1.
|
||||
[b]Note:[/b] Names are defined in [code]color_names.inc[/code].
|
||||
</constant>
|
||||
<constant name="MATH_SMOOTHSTEP" value="64" enum="BuiltinFunc">
|
||||
<constant name="MATH_SMOOTHSTEP" value="65" enum="BuiltinFunc">
|
||||
Return a number smoothly interpolated between the first two inputs, based on the third input. Similar to [constant MATH_LERP], but interpolates faster at the beginning and slower at the end. Using Hermite interpolation formula:
|
||||
[codeblock]
|
||||
var t = clamp((weight - from) / (to - from), 0.0, 1.0)
|
||||
return t * t * (3.0 - 2.0 * t)
|
||||
[/codeblock]
|
||||
</constant>
|
||||
<constant name="MATH_POSMOD" value="65" enum="BuiltinFunc">
|
||||
<constant name="MATH_POSMOD" value="66" enum="BuiltinFunc">
|
||||
</constant>
|
||||
<constant name="MATH_LERP_ANGLE" value="66" enum="BuiltinFunc">
|
||||
<constant name="MATH_LERP_ANGLE" value="67" enum="BuiltinFunc">
|
||||
</constant>
|
||||
<constant name="TEXT_ORD" value="67" enum="BuiltinFunc">
|
||||
<constant name="TEXT_ORD" value="68" enum="BuiltinFunc">
|
||||
</constant>
|
||||
<constant name="FUNC_MAX" value="68" enum="BuiltinFunc">
|
||||
<constant name="FUNC_MAX" value="69" enum="BuiltinFunc">
|
||||
Represents the size of the [enum BuiltinFunc] enum.
|
||||
</constant>
|
||||
</constants>
|
||||
|
|
|
@ -73,7 +73,8 @@ const char *VisualScriptBuiltinFunc::func_name[VisualScriptBuiltinFunc::FUNC_MAX
|
|||
"randomize",
|
||||
"randi",
|
||||
"randf",
|
||||
"rand_range",
|
||||
"randf_range",
|
||||
"randi_range",
|
||||
"seed",
|
||||
"rand_seed",
|
||||
"deg2rad",
|
||||
|
@ -143,7 +144,7 @@ bool VisualScriptBuiltinFunc::has_input_sequence_port() const {
|
|||
int VisualScriptBuiltinFunc::get_func_argument_count(BuiltinFunc p_func) {
|
||||
switch (p_func) {
|
||||
case MATH_RANDOMIZE:
|
||||
case MATH_RAND:
|
||||
case MATH_RANDI:
|
||||
case MATH_RANDF:
|
||||
return 0;
|
||||
case MATH_SIN:
|
||||
|
@ -194,7 +195,8 @@ int VisualScriptBuiltinFunc::get_func_argument_count(BuiltinFunc p_func) {
|
|||
case MATH_POW:
|
||||
case MATH_EASE:
|
||||
case MATH_STEPIFY:
|
||||
case MATH_RANDOM:
|
||||
case MATH_RANDF_RANGE:
|
||||
case MATH_RANDI_RANGE:
|
||||
case MATH_POLAR2CARTESIAN:
|
||||
case MATH_CARTESIAN2POLAR:
|
||||
case LOGIC_MAX:
|
||||
|
@ -361,16 +363,23 @@ PropertyInfo VisualScriptBuiltinFunc::get_input_value_port_info(int p_idx) const
|
|||
}
|
||||
} break;
|
||||
case MATH_RANDOMIZE:
|
||||
case MATH_RAND:
|
||||
case MATH_RANDI:
|
||||
case MATH_RANDF: {
|
||||
} break;
|
||||
case MATH_RANDOM: {
|
||||
case MATH_RANDF_RANGE: {
|
||||
if (p_idx == 0) {
|
||||
return PropertyInfo(Variant::FLOAT, "from");
|
||||
} else {
|
||||
return PropertyInfo(Variant::FLOAT, "to");
|
||||
}
|
||||
} break;
|
||||
case MATH_RANDI_RANGE: {
|
||||
if (p_idx == 0) {
|
||||
return PropertyInfo(Variant::INT, "from");
|
||||
} else {
|
||||
return PropertyInfo(Variant::INT, "to");
|
||||
}
|
||||
} break;
|
||||
case MATH_SEED:
|
||||
case MATH_RANDSEED: {
|
||||
return PropertyInfo(Variant::INT, "seed");
|
||||
|
@ -551,13 +560,16 @@ PropertyInfo VisualScriptBuiltinFunc::get_output_value_port_info(int p_idx) cons
|
|||
} break;
|
||||
case MATH_RANDOMIZE: {
|
||||
} break;
|
||||
case MATH_RAND: {
|
||||
case MATH_RANDI: {
|
||||
t = Variant::INT;
|
||||
} break;
|
||||
case MATH_RANDF:
|
||||
case MATH_RANDOM: {
|
||||
case MATH_RANDF_RANGE: {
|
||||
t = Variant::FLOAT;
|
||||
} break;
|
||||
case MATH_RANDI_RANGE: {
|
||||
t = Variant::INT;
|
||||
} break;
|
||||
case MATH_SEED: {
|
||||
} break;
|
||||
case MATH_RANDSEED: {
|
||||
|
@ -861,17 +873,22 @@ void VisualScriptBuiltinFunc::exec_func(BuiltinFunc p_func, const Variant **p_in
|
|||
Math::randomize();
|
||||
|
||||
} break;
|
||||
case VisualScriptBuiltinFunc::MATH_RAND: {
|
||||
case VisualScriptBuiltinFunc::MATH_RANDI: {
|
||||
*r_return = Math::rand();
|
||||
} break;
|
||||
case VisualScriptBuiltinFunc::MATH_RANDF: {
|
||||
*r_return = Math::randf();
|
||||
} break;
|
||||
case VisualScriptBuiltinFunc::MATH_RANDOM: {
|
||||
case VisualScriptBuiltinFunc::MATH_RANDF_RANGE: {
|
||||
VALIDATE_ARG_NUM(0);
|
||||
VALIDATE_ARG_NUM(1);
|
||||
*r_return = Math::random((double)*p_inputs[0], (double)*p_inputs[1]);
|
||||
} break;
|
||||
case VisualScriptBuiltinFunc::MATH_RANDI_RANGE: {
|
||||
VALIDATE_ARG_NUM(0);
|
||||
VALIDATE_ARG_NUM(1);
|
||||
*r_return = Math::random((int)*p_inputs[0], (int)*p_inputs[1]);
|
||||
} break;
|
||||
case VisualScriptBuiltinFunc::MATH_SEED: {
|
||||
VALIDATE_ARG_NUM(0);
|
||||
uint64_t seed = *p_inputs[0];
|
||||
|
@ -1283,9 +1300,10 @@ void VisualScriptBuiltinFunc::_bind_methods() {
|
|||
BIND_ENUM_CONSTANT(MATH_MOVE_TOWARD);
|
||||
BIND_ENUM_CONSTANT(MATH_DECTIME);
|
||||
BIND_ENUM_CONSTANT(MATH_RANDOMIZE);
|
||||
BIND_ENUM_CONSTANT(MATH_RAND);
|
||||
BIND_ENUM_CONSTANT(MATH_RANDI);
|
||||
BIND_ENUM_CONSTANT(MATH_RANDF);
|
||||
BIND_ENUM_CONSTANT(MATH_RANDOM);
|
||||
BIND_ENUM_CONSTANT(MATH_RANDF_RANGE);
|
||||
BIND_ENUM_CONSTANT(MATH_RANDI_RANGE);
|
||||
BIND_ENUM_CONSTANT(MATH_SEED);
|
||||
BIND_ENUM_CONSTANT(MATH_RANDSEED);
|
||||
BIND_ENUM_CONSTANT(MATH_DEG2RAD);
|
||||
|
@ -1375,9 +1393,10 @@ void register_visual_script_builtin_func_node() {
|
|||
VisualScriptLanguage::singleton->add_register_func("functions/built_in/move_toward", create_builtin_func_node<VisualScriptBuiltinFunc::MATH_MOVE_TOWARD>);
|
||||
VisualScriptLanguage::singleton->add_register_func("functions/built_in/dectime", create_builtin_func_node<VisualScriptBuiltinFunc::MATH_DECTIME>);
|
||||
VisualScriptLanguage::singleton->add_register_func("functions/built_in/randomize", create_builtin_func_node<VisualScriptBuiltinFunc::MATH_RANDOMIZE>);
|
||||
VisualScriptLanguage::singleton->add_register_func("functions/built_in/rand", create_builtin_func_node<VisualScriptBuiltinFunc::MATH_RAND>);
|
||||
VisualScriptLanguage::singleton->add_register_func("functions/built_in/randi", create_builtin_func_node<VisualScriptBuiltinFunc::MATH_RANDI>);
|
||||
VisualScriptLanguage::singleton->add_register_func("functions/built_in/randf", create_builtin_func_node<VisualScriptBuiltinFunc::MATH_RANDF>);
|
||||
VisualScriptLanguage::singleton->add_register_func("functions/built_in/random", create_builtin_func_node<VisualScriptBuiltinFunc::MATH_RANDOM>);
|
||||
VisualScriptLanguage::singleton->add_register_func("functions/built_in/randf_range", create_builtin_func_node<VisualScriptBuiltinFunc::MATH_RANDF_RANGE>);
|
||||
VisualScriptLanguage::singleton->add_register_func("functions/built_in/randi_range", create_builtin_func_node<VisualScriptBuiltinFunc::MATH_RANDI_RANGE>);
|
||||
|
||||
VisualScriptLanguage::singleton->add_register_func("functions/built_in/seed", create_builtin_func_node<VisualScriptBuiltinFunc::MATH_SEED>);
|
||||
VisualScriptLanguage::singleton->add_register_func("functions/built_in/randseed", create_builtin_func_node<VisualScriptBuiltinFunc::MATH_RANDSEED>);
|
||||
|
|
|
@ -70,9 +70,10 @@ public:
|
|||
MATH_MOVE_TOWARD,
|
||||
MATH_DECTIME,
|
||||
MATH_RANDOMIZE,
|
||||
MATH_RAND,
|
||||
MATH_RANDI,
|
||||
MATH_RANDF,
|
||||
MATH_RANDOM,
|
||||
MATH_RANDF_RANGE,
|
||||
MATH_RANDI_RANGE,
|
||||
MATH_SEED,
|
||||
MATH_RANDSEED,
|
||||
MATH_DEG2RAD,
|
||||
|
|
23
thirdparty/misc/pcg.cpp
vendored
23
thirdparty/misc/pcg.cpp
vendored
|
@ -25,8 +25,31 @@ void pcg32_srandom_r(pcg32_random_t* rng, uint64_t initstate, uint64_t initseq)
|
|||
}
|
||||
|
||||
// Source from https://github.com/imneme/pcg-c-basic/blob/master/pcg_basic.c
|
||||
// pcg32_boundedrand_r(rng, bound):
|
||||
// Generate a uniformly distributed number, r, where 0 <= r < bound
|
||||
uint32_t pcg32_boundedrand_r(pcg32_random_t *rng, uint32_t bound) {
|
||||
// To avoid bias, we need to make the range of the RNG a multiple of
|
||||
// bound, which we do by dropping output less than a threshold.
|
||||
// A naive scheme to calculate the threshold would be to do
|
||||
//
|
||||
// uint32_t threshold = 0x100000000ull % bound;
|
||||
//
|
||||
// but 64-bit div/mod is slower than 32-bit div/mod (especially on
|
||||
// 32-bit platforms). In essence, we do
|
||||
//
|
||||
// uint32_t threshold = (0x100000000ull-bound) % bound;
|
||||
//
|
||||
// because this version will calculate the same modulus, but the LHS
|
||||
// value is less than 2^32.
|
||||
uint32_t threshold = -bound % bound;
|
||||
|
||||
// Uniformity guarantees that this loop will terminate. In practice, it
|
||||
// should usually terminate quickly; on average (assuming all bounds are
|
||||
// equally likely), 82.25% of the time, we can expect it to require just
|
||||
// one iteration. In the worst case, someone passes a bound of 2^31 + 1
|
||||
// (i.e., 2147483649), which invalidates almost 50% of the range. In
|
||||
// practice, bounds are typically small and only a tiny amount of the range
|
||||
// is eliminated.
|
||||
for (;;) {
|
||||
uint32_t r = pcg32_random_r(rng);
|
||||
if (r >= threshold)
|
||||
|
|
Loading…
Reference in a new issue