djairoh/cuda-based-raytrace
1
0
Fork 0
mirror of https://github.com/MartinOpat/cuda-based-raytrace.git synced 2025-06-07 02:13:10 +02:00
Code Issues Packages Projects Releases Wiki Activity

Forgot to do atomic commits so ... booyah

Browse Source
This commit is contained in:
Martin Opat
2025-01-08 22:43:30 +01:00
parent 6f22230ead
commit d3b88aed30
4 changed files with 41 additions and 31 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
src/main.cu
View File

@@ -20,7 +20,8 @@ static float* d_volume = nullptr;
// * very similarly - actual code for loading new data as the simulation progresses - right now its effectively a static image loader
void getTemperature(std::vector<float>& temperatureData, int idx = 0) {
std::string path = "data/trimmed";
// std::string path = "data/trimmed";
std::string path = "data";
std::string variable = "T";
DataReader dataReader(path, variable);
size_t dataLength = dataReader.fileLength(idx);
@@ -29,7 +30,8 @@ void getTemperature(std::vector<float>& temperatureData, int idx = 0) {
}
void getSpeed(std::vector<float>& speedData, int idx = 0) {
std::string path = "data/trimmed";
// std::string path = "data/trimmed";
std::string path = "data";
std::string varU = "U";
std::string varV = "V";
@@ -52,9 +54,10 @@ void getSpeed(std::vector<float>& speedData, int idx = 0) {
int main() {
std::vector<float> data;
// getTemperature(data);
getSpeed(data);
getTemperature(data);
// getSpeed(data);
std::cout << "DATA size: " << data.size() << std::endl;
// TODO: Eveontually remove debug below (i.e., eliminate for-loop etc.)
// Generate debug volume data
@@ -62,13 +65,15 @@ int main() {
// generateVolume(hostVolume, VOLUME_WIDTH, VOLUME_HEIGHT, VOLUME_DEPTH);
for (int i = 0; i < VOLUME_WIDTH * VOLUME_HEIGHT * VOLUME_DEPTH; i++) { // TODO: This is technically an unnecessary artifact of the old code taking in a float* instead of a std::vector
// Discard temperatures above a small star (supposedly, missing temperature values)
hostVolume[i] = data[i];
if (data[i] + epsilon >= infty) hostVolume[i] = 0.0f;
hostVolume[i] = data[i + 3*VOLUME_DEPTH*VOLUME_HEIGHT*VOLUME_WIDTH];
if (data[i + 3*VOLUME_DEPTH*VOLUME_HEIGHT*VOLUME_WIDTH] + epsilon >= infty) hostVolume[i] = 0.0f;
}
// Min-max normalization
float minVal = *std::min_element(hostVolume, hostVolume + VOLUME_WIDTH * VOLUME_HEIGHT * VOLUME_DEPTH);
float maxVal = *std::max_element(hostVolume, hostVolume + VOLUME_WIDTH * VOLUME_HEIGHT * VOLUME_DEPTH);
std::cout << "minVal: " << minVal << " maxVal: " << maxVal << std::endl;
for (int i = 0; i < VOLUME_WIDTH * VOLUME_HEIGHT * VOLUME_DEPTH; i++) {
hostVolume[i] = (hostVolume[i] - minVal) / (maxVal - minVal);
}