works when not using rgba.

This commit is contained in:
Yggdrasil75
2026-01-08 14:22:56 -05:00
parent cdd1ef5e8e
commit 1c9958711d

View File

@@ -54,20 +54,19 @@ void setup(defaults config, VoxelGrid& grid) {
}
void livePreview(VoxelGrid& grid, defaults config, Camera cam) {
std::lock_guard<std::mutex> lock(PreviewMutex);
updatePreview = true;
//std::lock_guard<std::mutex> lock(PreviewMutex);
//frame currentPreviewFrame =
grid.renderFrame(cam.posfor.origin, cam.posfor.direction, cam.up, cam.fov, config.outWidth, config.outHeight, frame::colormap::BGRA);
frame currentPreviewFrame = grid.renderFrame(cam.posfor.origin, cam.posfor.direction, cam.up, cam.fov, config.outWidth, config.outHeight, frame::colormap::BGR);
// glGenTextures(1, &textu);
// glBindTexture(GL_TEXTURE_2D, textu);
// glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
// glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
// glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
glGenTextures(1, &textu);
glBindTexture(GL_TEXTURE_2D, textu);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
// glBindTexture(GL_TEXTURE_2D, textu);
// glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, currentPreviewFrame.getWidth(), currentPreviewFrame.getHeight(),
// 0, GL_RGBA, GL_UNSIGNED_BYTE, currentPreviewFrame.getData().data());
glBindTexture(GL_TEXTURE_2D, textu);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, currentPreviewFrame.getWidth(), currentPreviewFrame.getHeight(),
0, GL_RGB, GL_UNSIGNED_BYTE, currentPreviewFrame.getData().data());
std::cout << "freeing previous frame" << std::endl;
//currentPreviewFrame.free();
@@ -199,29 +198,29 @@ int main() {
if (ImGui::Button("Generate Grid")) {
setup(config, grid);
gridInitialized = true;
//livePreview(grid,config,cam);
savePreview(grid, config, cam);
}
ImGui::End();
}
// {
// ImGui::Begin("Preview");
{
ImGui::Begin("Preview");
// if (gridInitialized && textureInitialized) {
// ImGui::Image((void*)(intptr_t)textu,ImVec2(config.outWidth, config.outHeight));
// } else if (gridInitialized) {
// ImGui::Text("Preview not generated yet");
// } else {
// ImGui::Text("No grid generated");
// }
if (gridInitialized && textureInitialized) {
ImGui::Image((void*)(intptr_t)textu,ImVec2(config.outWidth, config.outHeight));
} else if (gridInitialized) {
ImGui::Text("Preview not generated yet");
} else {
ImGui::Text("No grid generated");
}
// ImGui::End();
// }
ImGui::End();
}
// if (gridInitialized && updatePreview == false) {
// livePreview(grid, config, cam);
// }
if (gridInitialized && updatePreview == false) {
livePreview(grid, config, cam);
}
// std::cout << "ending frame" << std::endl;
ImGui::Render();
@@ -245,7 +244,7 @@ int main() {
ImGui_ImplOpenGL3_Shutdown();
ImGui_ImplGlfw_Shutdown();
ImGui::DestroyContext();
savePreview(grid, config, cam);
// std::cout << "destroying" << std::endl;
glfwDestroyWindow(window);