perfaware/part2: Write the haversine input generator
This commit is contained in:
parent
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@ -319,5 +319,6 @@ REM Part 2 =====================================================================
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REM Build ==========================================================================================
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:part2
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pushd %part2_build_dir%
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cl %part2_dir%\main.c /W4 /WX /Z7 /nologo || exit /b 1
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cl %part2_dir%\haversine_generator.c /W4 /WX /Z7 /nologo /Fe:haversine_generator_debug || exit /b 1
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cl %part2_dir%\haversine_generator.c /W4 /WX /Z7 /nologo /O2 /Fe:haversine_generator_release || exit /b 1
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popd
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279
part2/haversine_generator.c
Normal file
279
part2/haversine_generator.c
Normal file
@ -0,0 +1,279 @@
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <Windows.h>
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#include "pap2_stdlib.h"
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#include "pap2_stdlib.c"
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#include <math.h>
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typedef float f32;
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typedef double f64;
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static f64 Square(f64 A)
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{
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f64 Result = (A*A);
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return Result;
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}
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static f64 RadiansFromDegrees(f64 Degrees)
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{
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f64 Result = 0.01745329251994329577 * Degrees;
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return Result;
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}
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// NOTE(casey): EarthRadius is generally expected to be 6372.8
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static f64 ReferenceHaversine(f64 X0, f64 Y0, f64 X1, f64 Y1, f64 EarthRadius)
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{
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/* NOTE(casey): This is not meant to be a "good" way to calculate the Haversine distance.
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Instead, it attempts to follow, as closely as possible, the formula used in the real-world
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question on which these homework exercises are loosely based.
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*/
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f64 lat1 = Y0;
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f64 lat2 = Y1;
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f64 lon1 = X0;
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f64 lon2 = X1;
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f64 dLat = RadiansFromDegrees(lat2 - lat1);
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f64 dLon = RadiansFromDegrees(lon2 - lon1);
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lat1 = RadiansFromDegrees(lat1);
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lat2 = RadiansFromDegrees(lat2);
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f64 a = Square(sin(dLat/2.0)) + cos(lat1)*cos(lat2)*Square(sin(dLon/2));
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f64 c = 2.0*asin(sqrt(a));
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f64 Result = EarthRadius * c;
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return Result;
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}
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bool PAP_CharIsWhiteSpace(char ch)
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{
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bool result = ch == ' ' || ch == '\n' || ch == '\r' || ch == '\t';
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return result;
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}
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typedef struct PAP_Str8ToU64Result {
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bool success;
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uint64_t value;
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} PAP_Str8ToU64Result;
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PAP_Str8ToU64Result PAP_Str8_ToU64(PAP_Str8 string)
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{
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PAP_Str8ToU64Result result = {0};
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size_t ch_index = 0;
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while (ch_index < string.size && PAP_CharIsWhiteSpace(string.data[ch_index]))
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ch_index++;
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for (; ch_index < string.size; ch_index++) {
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char ch = string.data[ch_index];
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if (ch >= '0' && ch <= '9') {
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result.value = (result.value * 10) + (ch - '0');
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} else {
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return result;
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}
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}
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result.success = true;
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return result;
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}
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// NOTE: PCG RNG from Demetri Spanos: https://github.com/demetri/scribbles
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// pcg32_pie, based on the minimal C version from O'Neill at pcg-random.org;
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// I've made a few (subjective) UX improvements for beginner use
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//
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// I'm not allowing the user to pick the stream/increment constant at all,
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// since there is almost never a reason for doing this in common applications.
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// This means that the prng state is reduced to a single uint64_t which also
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// means we can avoid having a state struct at all. The (fixed) stream constant
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// uses the leading hex digits of pi and e multipled by 2^30 (c90fdaa2 and
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// adf85459).
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//
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// I have also added an XOR with the same digits on the output path prior
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// to xorshift mixing. This prevents the "surprising" result that the
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// first "random 32-bit number" from a (very common) 0 seed is 0.
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//
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// use:
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// uint64_t state = 12345; // whatever you like can go here
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// uint32_t some_random_32_bits = pcg32_pie(&state);
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// uint32_t more_random_32_bits = pcg32_pie(&state);
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#pragma warning(push)
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#pragma warning(disable: 4146) // warning C4146: unary minus operator applied to unsigned type, result still unsigned
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uint32_t PAP_PCG32_Pie (uint64_t *state)
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{
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uint64_t old = *state ^ 0xc90fdaa2adf85459ULL;
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*state = *state * 6364136223846793005ULL + 0xc90fdaa2adf85459ULL;
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uint32_t xorshifted = (uint32_t)(((old >> 18u) ^ old) >> 27u);
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uint32_t rot = old >> 59u;
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return (xorshifted >> rot) | (xorshifted << ((-rot) & 31));
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}
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#pragma warning(pop)
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f64 PAP_PCG32_PieF64(uint64_t *state, f64 min, f64 max)
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{
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uint32_t u32_value = PAP_PCG32_Pie(state);
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f64 t01 = PAP_CAST(f64)u32_value / PAP_CAST(f64)PAP_CAST(uint32_t)-1;
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f64 result = min + (max - min) * t01;
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return result;
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}
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#define PRINT_USAGE PAP_PrintLnFmt("Usage: %s [uniform/cluster] [random seed] [number of coordinate pairs to generate]", argv[0])
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int main(int argc, char **argv)
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{
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// NOTE: Unit Tests
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// =========================================================================
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{
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{
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PAP_Str8ToU64Result result = PAP_Str8_ToU64(PAP_STR8("00"));
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PAP_ASSERT(result.success);
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PAP_ASSERT(result.value == 0);
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}
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{
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PAP_Str8ToU64Result result = PAP_Str8_ToU64(PAP_STR8("+100"));
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PAP_ASSERT(!result.success);
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}
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{
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PAP_Str8ToU64Result result = PAP_Str8_ToU64(PAP_STR8("100,0"));
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PAP_ASSERT(!result.success);
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}
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{
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PAP_Str8ToU64Result result = PAP_Str8_ToU64(PAP_STR8("100a"));
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PAP_ASSERT(!result.success);
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}
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{
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PAP_Str8ToU64Result result = PAP_Str8_ToU64(PAP_STR8("3147"));
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PAP_ASSERT(result.success);
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PAP_ASSERT(result.value == 3147);
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}
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}
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// NOTE: Arg Parsing
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// =========================================================================
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if (argc != 4) {
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PRINT_USAGE;
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return -1;
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}
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PAP_Str8 arg_uniform_cluster = {argv[1], strlen(argv[1])};
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PAP_Str8 arg_random_seed = {argv[2], strlen(argv[2])};
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PAP_Str8 arg_number_of_coordinate_pairs_to_generate = {argv[3], strlen(argv[3])};
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typedef enum PointGenerator {
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PointGenerator_Invalid,
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PointGenerator_Uniform,
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PointGenerator_Cluster,
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} PointGenerator;
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PAP_Str8ToU64Result random_seed_u64_result = PAP_Str8_ToU64(arg_random_seed);
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PAP_Str8ToU64Result number_of_coordinate_pairs_to_generate_u64_result = PAP_Str8_ToU64(arg_number_of_coordinate_pairs_to_generate);
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PointGenerator point_generator = PointGenerator_Invalid;
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if (PAP_Str8_Equals(arg_uniform_cluster, PAP_STR8("uniform"))) {
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point_generator = PointGenerator_Uniform;
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} else if (PAP_Str8_Equals(arg_uniform_cluster, PAP_STR8("cluster"))) {
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point_generator = PointGenerator_Cluster;
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} else {
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PRINT_USAGE;
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return -1;
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}
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if (!random_seed_u64_result.success) {
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PAP_PrintLnFmt("Random seed was not a valid U64 value [seed=%.*s]", PAP_STR8_FMT(arg_random_seed));
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PRINT_USAGE;
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return -1;
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}
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if (!number_of_coordinate_pairs_to_generate_u64_result.success) {
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PAP_PrintLnFmt("Number of coordinate pairs to generate was not a valid U64 value [seed=%.*s]", PAP_STR8_FMT(arg_number_of_coordinate_pairs_to_generate));
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PRINT_USAGE;
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return -1;
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}
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uint32_t const MAX_COORD_PAIRS = 100'000'000;
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if (number_of_coordinate_pairs_to_generate_u64_result.value > MAX_COORD_PAIRS) {
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PAP_PrintLnFmt("Maximum number of coordinate pairs exceeded, exiting to avoid accidental large files [requested=%zu, max=%zu]",
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number_of_coordinate_pairs_to_generate_u64_result.value,
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MAX_COORD_PAIRS);
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PRINT_USAGE;
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return -1;
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}
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// NOTE: Generator
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// =========================================================================
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uint64_t point_count = number_of_coordinate_pairs_to_generate_u64_result.value;
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uint64_t random_seed = random_seed_u64_result.value;
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uint64_t rng_state = random_seed;
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HANDLE haversine_json_file_handle = CreateFile(
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/*LPCSTR lpFileName*/ "haversine.json",
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/*DWORD dwDesiredAccess*/ GENERIC_WRITE,
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/*DWORD dwShareMode*/ 0,
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/*LPSECURITY_ATTRIBUTES lpSecurityAttributes*/ NULL,
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/*DWORD dwCreationDisposition*/ CREATE_ALWAYS,
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/*DWORD dwFlagsAndAttributes*/ 0,
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/*HANDLE hTemplateFile*/ NULL
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);
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HANDLE haversine_f64_file_handle = CreateFile(
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/*LPCSTR lpFileName*/ "haversine.f64",
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/*DWORD dwDesiredAccess*/ GENERIC_WRITE,
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/*DWORD dwShareMode*/ 0,
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/*LPSECURITY_ATTRIBUTES lpSecurityAttributes*/ NULL,
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/*DWORD dwCreationDisposition*/ CREATE_ALWAYS,
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/*DWORD dwFlagsAndAttributes*/ 0,
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/*HANDLE hTemplateFile*/ NULL
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);
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f64 const LAT_LON_MIN = -180.0;
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f64 const LAT_LON_MAX = 180.0;
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uint64_t const MAX_CLUSTERS = 64;
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uint64_t const points_per_cluster = point_count / MAX_CLUSTERS;
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char tmp_buffer[128];
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f64 expected_sum = 0;
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PAP_PrintHandle(haversine_json_file_handle, PAP_STR8("{\"pairs\":[\n"));
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f64 const sum_coefficient = 1.0 / point_count;
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f64 point_centre = 0;
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f64 point_min_offset = LAT_LON_MIN;
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f64 point_max_offset = LAT_LON_MAX;
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for (int index = 0; index < point_count; index++) {
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if (point_generator == PointGenerator_Cluster && (index % points_per_cluster) == 0) {
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point_centre = PAP_PCG32_PieF64(&rng_state, LAT_LON_MIN, LAT_LON_MAX);
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point_min_offset = -PAP_PCG32_PieF64(&rng_state, 0, 45);
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point_max_offset = -point_min_offset;
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}
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f64 x0 = point_centre + PAP_PCG32_PieF64(&rng_state, point_min_offset, point_max_offset);
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f64 y0 = point_centre + PAP_PCG32_PieF64(&rng_state, point_min_offset, point_max_offset);
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f64 x1 = point_centre + PAP_PCG32_PieF64(&rng_state, point_min_offset, point_max_offset);
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f64 y1 = point_centre + PAP_PCG32_PieF64(&rng_state, point_min_offset, point_max_offset);
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f64 haversine_dist = ReferenceHaversine(x0, y0, x1, y1, /*EarthRadius*/ 6372.8);
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PAP_PrintHandle(haversine_f64_file_handle, (PAP_Str8){.data = (char *)&haversine_dist, .size = sizeof(haversine_dist)});
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expected_sum += (sum_coefficient * haversine_dist);
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size_t json_line_size = snprintf(tmp_buffer, sizeof(tmp_buffer), " {\"x0\": %f, \"y0\": %f, \"x1\": %f, \"y1\": %f}%s\n", x0, y0, x1, y1, (index == (point_count - 1) ? "" : ","));
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PAP_ASSERT(json_line_size < sizeof(tmp_buffer));
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PAP_PrintHandle(haversine_json_file_handle, (PAP_Str8){.data = tmp_buffer, .size = json_line_size});
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}
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PAP_PrintHandle(haversine_json_file_handle, PAP_STR8("]}\n"));
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PAP_PrintHandle(haversine_f64_file_handle, (PAP_Str8){.data = (char *)&expected_sum, .size = sizeof(expected_sum)});
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CloseHandle(haversine_json_file_handle);
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CloseHandle(haversine_f64_file_handle);
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PAP_PrintLnFmt("Method: %s", (point_generator == PointGenerator_Uniform ? "uniform" : "cluster"));
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PAP_PrintLnFmt("Seed: %zu", random_seed);
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PAP_PrintLnFmt("Pair Count: %zu", point_count);
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PAP_PrintLnFmt("Expected Sum: %f", expected_sum);
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return 0;
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}
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55
part2/main.c
55
part2/main.c
@ -1,55 +0,0 @@
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <Windows.h>
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#include "pap2_stdlib.h"
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#include "pap2_stdlib.c"
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#include <math.h>
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typedef double f64;
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static f64 Square(f64 A)
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{
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f64 Result = (A*A);
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return Result;
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}
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static f64 RadiansFromDegrees(f64 Degrees)
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{
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f64 Result = 0.01745329251994329577 * Degrees;
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return Result;
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}
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// NOTE(casey): EarthRadius is generally expected to be 6372.8
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static f64 ReferenceHaversine(f64 X0, f64 Y0, f64 X1, f64 Y1, f64 EarthRadius)
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{
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/* NOTE(casey): This is not meant to be a "good" way to calculate the Haversine distance.
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Instead, it attempts to follow, as closely as possible, the formula used in the real-world
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question on which these homework exercises are loosely based.
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*/
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f64 lat1 = Y0;
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f64 lat2 = Y1;
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f64 lon1 = X0;
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f64 lon2 = X1;
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f64 dLat = RadiansFromDegrees(lat2 - lat1);
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f64 dLon = RadiansFromDegrees(lon2 - lon1);
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lat1 = RadiansFromDegrees(lat1);
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lat2 = RadiansFromDegrees(lat2);
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f64 a = Square(sin(dLat/2.0)) + cos(lat1)*cos(lat2)*Square(sin(dLon/2));
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f64 c = 2.0*asin(sqrt(a));
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f64 Result = EarthRadius * c;
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return Result;
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}
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int main(int argc, char **argv)
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{
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(void)argc;
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(void)argv;
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return 0;
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}
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@ -1,49 +1,49 @@
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// NOTE: Implementation
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// ============================================================================
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bool S86_Str8_Equals(S86_Str8 lhs, S86_Str8 rhs)
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bool PAP_Str8_Equals(PAP_Str8 lhs, PAP_Str8 rhs)
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{
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bool result = lhs.size == rhs.size && memcmp(lhs.data, rhs.data, lhs.size) == 0;
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return result;
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}
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bool S86_BufferIsValid(S86_Buffer buffer)
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bool PAP_BufferIsValid(PAP_Buffer buffer)
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{
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bool result = buffer.data && buffer.size;
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return result;
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}
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S86_BufferIterator S86_BufferIteratorInit(S86_Buffer buffer)
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PAP_BufferIterator PAP_BufferIteratorInit(PAP_Buffer buffer)
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{
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S86_BufferIterator result = {0};
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PAP_BufferIterator result = {0};
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result.buffer = buffer;
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return result;
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}
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bool S86_BufferIteratorHasMoreBytes(S86_BufferIterator it)
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bool PAP_BufferIteratorHasMoreBytes(PAP_BufferIterator it)
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{
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bool result = S86_BufferIsValid(it.buffer) && it.index < it.buffer.size;
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bool result = PAP_BufferIsValid(it.buffer) && it.index < it.buffer.size;
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return result;
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}
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uint8_t S86_BufferIteratorPeekByte(S86_BufferIterator *it)
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uint8_t PAP_BufferIteratorPeekByte(PAP_BufferIterator *it)
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{
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S86_ASSERT(it);
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S86_ASSERT(S86_BufferIsValid(it->buffer));
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S86_ASSERT(it->index < it->buffer.size);
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PAP_ASSERT(it);
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PAP_ASSERT(PAP_BufferIsValid(it->buffer));
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PAP_ASSERT(it->index < it->buffer.size);
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uint8_t result = it->buffer.data[it->index];
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return result;
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}
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uint8_t S86_BufferIteratorNextByte(S86_BufferIterator *it)
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uint8_t PAP_BufferIteratorNextByte(PAP_BufferIterator *it)
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{
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uint8_t result = S86_BufferIteratorPeekByte(it);
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uint8_t result = PAP_BufferIteratorPeekByte(it);
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it->index++;
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return result;
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}
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S86_Buffer S86_FileRead(char const *file_path)
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PAP_Buffer PAP_FileRead(char const *file_path)
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{
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S86_Buffer result = {0};
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PAP_Buffer result = {0};
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// NOTE: Determine file size
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// =========================================================================
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@ -69,7 +69,7 @@ S86_Buffer S86_FileRead(char const *file_path)
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// NOTE: Allocate buffer
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// =========================================================================
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uint64_t file_size = (uint64_t)file_attrib_data.nFileSizeHigh << 32 | (uint64_t)file_attrib_data.nFileSizeLow << 0;
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S86_ASSERT(file_size < (DWORD)-1);
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PAP_ASSERT(file_size < (DWORD)-1);
|
||||
char *buffer = VirtualAlloc(
|
||||
/*LPVOID lpAddress*/ NULL,
|
||||
/*SIZE_T dwSize*/ file_size,
|
||||
@ -86,7 +86,7 @@ S86_Buffer S86_FileRead(char const *file_path)
|
||||
BOOL read_file_result = ReadFile(
|
||||
/*HANDLE hFile*/ file_handle,
|
||||
/*LPVOID lpBuffer*/ buffer,
|
||||
/*DWORD nNumberOfBytesToRead*/ S86_CAST(DWORD)file_size,
|
||||
/*DWORD nNumberOfBytesToRead*/ PAP_CAST(DWORD)file_size,
|
||||
/*LPDWORD lpNumberOfBytesRead*/ &bytes_read,
|
||||
/*LPOVERLAPPED lpOverlapped*/ NULL
|
||||
);
|
||||
@ -105,13 +105,13 @@ end:
|
||||
return result;
|
||||
};
|
||||
|
||||
void S86_FileFree(S86_Buffer buffer)
|
||||
void PAP_FileFree(PAP_Buffer buffer)
|
||||
{
|
||||
if (S86_BufferIsValid(buffer))
|
||||
if (PAP_BufferIsValid(buffer))
|
||||
VirtualFree(buffer.data, 0, MEM_RELEASE);
|
||||
}
|
||||
|
||||
bool S86_FileWrite(char const *file_path, void const *buffer, size_t buffer_size)
|
||||
bool PAP_FileWrite(char const *file_path, void const *buffer, size_t buffer_size)
|
||||
{
|
||||
bool result = false;
|
||||
|
||||
@ -136,41 +136,47 @@ bool S86_FileWrite(char const *file_path, void const *buffer, size_t buffer_size
|
||||
BOOL write_file_result = WriteFile(
|
||||
/*HANDLE hFile*/ file_handle,
|
||||
/*LPVOID lpBuffer*/ buffer,
|
||||
/*DWORD nNumberOfBytesToWrite*/ S86_CAST(DWORD)buffer_size,
|
||||
/*DWORD nNumberOfBytesToWrite*/ PAP_CAST(DWORD)buffer_size,
|
||||
/*LPDWORD lpNumberOfBytesWrite*/ &bytes_written,
|
||||
/*LPOVERLAPPED lpOverlapped*/ NULL
|
||||
);
|
||||
|
||||
S86_ASSERT(bytes_written == buffer_size);
|
||||
PAP_ASSERT(bytes_written == buffer_size);
|
||||
result = write_file_result && bytes_written == buffer_size;
|
||||
CloseHandle(file_handle);
|
||||
return result;
|
||||
};
|
||||
|
||||
void S86_Print(S86_Str8 string)
|
||||
void PAP_PrintHandle(void *handle, PAP_Str8 string)
|
||||
{
|
||||
if (s86_globals.stdout_handle == NULL) {
|
||||
s86_globals.stdout_handle = GetStdHandle(STD_OUTPUT_HANDLE);
|
||||
DWORD bytes_written = 0;
|
||||
WriteFile(handle, string.data, PAP_CAST(DWORD)string.size, &bytes_written, NULL);
|
||||
(void)bytes_written;
|
||||
}
|
||||
|
||||
void PAP_Print(PAP_Str8 string)
|
||||
{
|
||||
if (pap_globals.stdout_handle == NULL) {
|
||||
pap_globals.stdout_handle = GetStdHandle(STD_OUTPUT_HANDLE);
|
||||
DWORD mode = 0;
|
||||
BOOL get_console_mode_result = GetConsoleMode(
|
||||
/*HANDLE hConsoleHandle*/ s86_globals.stdout_handle,
|
||||
/*HANDLE hConsoleHandle*/ pap_globals.stdout_handle,
|
||||
/*LPDWORD lpMode*/ &mode
|
||||
);
|
||||
s86_globals.write_to_console = get_console_mode_result != 0;
|
||||
pap_globals.write_to_console = get_console_mode_result != 0;
|
||||
}
|
||||
|
||||
|
||||
S86_ASSERT(string.size < S86_CAST(DWORD)-1);
|
||||
if (s86_globals.write_to_console) {
|
||||
PAP_ASSERT(string.size < PAP_CAST(DWORD)-1);
|
||||
if (pap_globals.write_to_console) {
|
||||
DWORD chars_written = 0;
|
||||
WriteConsoleA(s86_globals.stdout_handle, string.data, (DWORD)string.size, &chars_written, NULL);
|
||||
WriteConsoleA(pap_globals.stdout_handle, string.data, (DWORD)string.size, &chars_written, NULL);
|
||||
} else {
|
||||
DWORD bytes_written = 0;
|
||||
WriteFile(s86_globals.stdout_handle, string.data, (DWORD)string.size, &bytes_written, NULL);
|
||||
PAP_PrintHandle(pap_globals.stdout_handle, string);
|
||||
}
|
||||
}
|
||||
|
||||
void S86_PrintFmt(char const *fmt, ...)
|
||||
void PAP_PrintFmt(char const *fmt, ...)
|
||||
{
|
||||
va_list args, args_copy;
|
||||
va_start(args, fmt);
|
||||
@ -180,23 +186,23 @@ void S86_PrintFmt(char const *fmt, ...)
|
||||
va_end(args_copy);
|
||||
|
||||
char buffer[8192];
|
||||
S86_ASSERT(string_size >= 0 && string_size < S86_ARRAY_UCOUNT(buffer));
|
||||
PAP_ASSERT(string_size >= 0 && string_size < PAP_ARRAY_UCOUNT(buffer));
|
||||
if (string_size) {
|
||||
vsnprintf(buffer, sizeof(buffer), fmt, args);
|
||||
S86_Str8 string = {.data = buffer, .size = string_size};
|
||||
S86_Print(string);
|
||||
PAP_Str8 string = {.data = buffer, .size = string_size};
|
||||
PAP_Print(string);
|
||||
}
|
||||
|
||||
va_end(args);
|
||||
}
|
||||
|
||||
void S86_PrintLn(S86_Str8 string)
|
||||
void PAP_PrintLn(PAP_Str8 string)
|
||||
{
|
||||
S86_Print(string);
|
||||
S86_Print(S86_STR8("\n"));
|
||||
PAP_Print(string);
|
||||
PAP_Print(PAP_STR8("\n"));
|
||||
}
|
||||
|
||||
void S86_PrintLnFmt(char const *fmt, ...)
|
||||
void PAP_PrintLnFmt(char const *fmt, ...)
|
||||
{
|
||||
va_list args, args_copy;
|
||||
va_start(args, fmt);
|
||||
@ -206,11 +212,11 @@ void S86_PrintLnFmt(char const *fmt, ...)
|
||||
va_end(args_copy);
|
||||
|
||||
char buffer[8192];
|
||||
S86_ASSERT(string_size >= 0 && string_size < S86_ARRAY_UCOUNT(buffer));
|
||||
PAP_ASSERT(string_size >= 0 && string_size < PAP_ARRAY_UCOUNT(buffer));
|
||||
if (string_size) {
|
||||
vsnprintf(buffer, sizeof(buffer), fmt, args);
|
||||
S86_Str8 string = {.data = buffer, .size = string_size};
|
||||
S86_PrintLn(string);
|
||||
PAP_Str8 string = {.data = buffer, .size = string_size};
|
||||
PAP_PrintLn(string);
|
||||
}
|
||||
|
||||
va_end(args);
|
||||
|
||||
@ -1,61 +1,67 @@
|
||||
// NOTE: Macros
|
||||
// ============================================================================
|
||||
#define S86_STRINGIFY2(token) #token
|
||||
#define S86_STRINGIFY(token) S86_STRINGIFY2(token)
|
||||
#define S86_ASSERT(expr) \
|
||||
if (!(expr)) { \
|
||||
S86_PrintLnFmt("Assertion triggered [file=\"" __FILE__ ":" S86_STRINGIFY(__LINE__) "\", expr=\"" #expr "\"]"); \
|
||||
__debugbreak(); \
|
||||
} \
|
||||
#define PAP_STRINGIFY2(token) #token
|
||||
#define PAP_STRINGIFY(token) PAP_STRINGIFY2(token)
|
||||
|
||||
#define S86_ARRAY_UCOUNT(array) sizeof((array)) / sizeof((array)[0])
|
||||
#define S86_CAST(Type) (Type)
|
||||
#if defined(NDEBUG)
|
||||
#define PAP_ASSERT(expr)
|
||||
#else
|
||||
#define PAP_ASSERT(expr) \
|
||||
if (!(expr)) { \
|
||||
PAP_PrintLnFmt("Assertion triggered [file=\"" __FILE__ ":" PAP_STRINGIFY(__LINE__) "\", expr=\"" #expr "\"]"); \
|
||||
__debugbreak(); \
|
||||
}
|
||||
#endif
|
||||
|
||||
#define PAP_ARRAY_UCOUNT(array) sizeof((array)) / sizeof((array)[0])
|
||||
#define PAP_CAST(Type) (Type)
|
||||
|
||||
// NOTE: Globals
|
||||
// ============================================================================
|
||||
typedef struct S86_Globals {
|
||||
typedef struct PAP_Globals {
|
||||
HANDLE stdout_handle;
|
||||
bool write_to_console;
|
||||
} S86_Globals;
|
||||
} PAP_Globals;
|
||||
|
||||
S86_Globals s86_globals;
|
||||
PAP_Globals pap_globals;
|
||||
|
||||
// NOTE: Strings
|
||||
// ============================================================================
|
||||
typedef struct S86_Str8 {
|
||||
typedef struct PAP_Str8 {
|
||||
char *data;
|
||||
size_t size;
|
||||
} S86_Str8;
|
||||
} PAP_Str8;
|
||||
|
||||
#define S86_STR8(string) (S86_Str8){.data = (string), .size = S86_ARRAY_UCOUNT(string) - 1 }
|
||||
#define S86_STR8_FMT(string) (int)((string).size), (string).data
|
||||
#define PAP_STR8(string) (PAP_Str8){.data = (string), .size = PAP_ARRAY_UCOUNT(string) - 1 }
|
||||
#define PAP_STR8_FMT(string) (int)((string).size), (string).data
|
||||
|
||||
bool S86_Str8_Equals(S86_Str8 lhs, S86_Str8 rhs);
|
||||
bool PAP_Str8_Equals(PAP_Str8 lhs, PAP_Str8 rhs);
|
||||
|
||||
// NOTE: Buffer
|
||||
// ============================================================================
|
||||
typedef struct S86_Buffer {
|
||||
typedef struct PAP_Buffer {
|
||||
char *data;
|
||||
size_t size;
|
||||
} S86_Buffer;
|
||||
} PAP_Buffer;
|
||||
|
||||
typedef struct S86_BufferIterator {
|
||||
S86_Buffer buffer;
|
||||
typedef struct PAP_BufferIterator {
|
||||
PAP_Buffer buffer;
|
||||
size_t index;
|
||||
} S86_BufferIterator;
|
||||
} PAP_BufferIterator;
|
||||
|
||||
bool S86_BufferIsValid(S86_Buffer buffer);
|
||||
S86_BufferIterator S86_BufferIteratorInit(S86_Buffer buffer);
|
||||
bool S86_BufferIteratorHasMoreBytes(S86_BufferIterator it);
|
||||
uint8_t S86_BufferIteratorNextByte(S86_BufferIterator *it);
|
||||
bool PAP_BufferIsValid (PAP_Buffer buffer);
|
||||
PAP_BufferIterator PAP_BufferIteratorInit (PAP_Buffer buffer);
|
||||
bool PAP_BufferIteratorHasMoreBytes(PAP_BufferIterator it);
|
||||
uint8_t PAP_BufferIteratorNextByte (PAP_BufferIterator *it);
|
||||
|
||||
// NOTE: File
|
||||
// ============================================================================
|
||||
S86_Buffer S86_FileRead(char const *file_path);
|
||||
void S86_FileFree(S86_Buffer buffer);
|
||||
bool S86_FileWrite(char const *file_path, void const *buffer, size_t buffer_size);
|
||||
PAP_Buffer PAP_FileRead (char const *file_path);
|
||||
void PAP_FileFree (PAP_Buffer buffer);
|
||||
bool PAP_FileWrite(char const *file_path, void const *buffer, size_t buffer_size);
|
||||
|
||||
// NOTE: Print
|
||||
// ============================================================================
|
||||
void S86_PrintLn(S86_Str8 string);
|
||||
void S86_PrintLnFmt(char const *fmt, ...);
|
||||
void PAP_PrintHandle(void *handle, PAP_Str8 string);
|
||||
void PAP_PrintLn (PAP_Str8 string);
|
||||
void PAP_PrintLnFmt (char const *fmt, ...);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user