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tovjemam 2024-03-07 21:44:41 +01:00
parent a873c3c09c
commit 08c75b06c7
1 changed files with 54 additions and 4 deletions
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58
karo.cpp
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@ -78,6 +78,45 @@ static void CheckProgramLinkErrors(GLuint program) {
} }
} }
enum ContactGroup {
CG_NONE = 0,
CG_BOX = (1 << 1),
CG_FLOOR = (1 << 2),
};
PxFilterFlags FilterShaderExample(
PxFilterObjectAttributes attributes0, PxFilterData filterData0,
PxFilterObjectAttributes attributes1, PxFilterData filterData1,
PxPairFlags& pairFlags, const void* constantBlock, PxU32 constantBlockSize)
{
// let triggers through
if (PxFilterObjectIsTrigger(attributes0) || PxFilterObjectIsTrigger(attributes1))
{
pairFlags = PxPairFlag::eTRIGGER_DEFAULT;
return PxFilterFlag::eDEFAULT;
}
// generate contacts for all that were not filtered above
pairFlags = PxPairFlag::eCONTACT_DEFAULT;
// trigger the contact callback for pairs (A,B) where
// the filtermask of A contains the ID of B and vice versa.
if ((filterData0.word0 & filterData1.word1) && (filterData1.word0 & filterData0.word1)) {
pairFlags |= PxPairFlag::eNOTIFY_TOUCH_FOUND;
return PxFilterFlag::eDEFAULT;
}
return PxFilterFlag::eSUPPRESS;
}
void SetupFiltering(PxShape* shape, PxU32 filterGroup, PxU32 filterMask)
{
PxFilterData filterData;
filterData.word0 = filterGroup; // word0 = own ID
filterData.word1 = filterMask; // word1 = ID mask to filter pairs that trigger a contact callback
shape->setSimulationFilterData(filterData);
}
static std::vector<Vertex> s_draw_lines; static std::vector<Vertex> s_draw_lines;
static std::vector<Vertex> s_draw_points; static std::vector<Vertex> s_draw_points;
@ -113,9 +152,10 @@ static void InitPhysics() {
exit(3); exit(3);
sceneDesc.cpuDispatcher = s_cpu_dispatcher; sceneDesc.cpuDispatcher = s_cpu_dispatcher;
sceneDesc.filterShader = &FilterShaderExample;
if (!sceneDesc.filterShader) //if (!sceneDesc.filterShader)
sceneDesc.filterShader = &PxDefaultSimulationFilterShader; // sceneDesc.filterShader = &PxDefaultSimulationFilterShader;
s_scene = s_physics->createScene(sceneDesc); s_scene = s_physics->createScene(sceneDesc);
if (!s_scene) if (!s_scene)
@ -153,14 +193,20 @@ static void InitPhysics() {
//m_scene->setVisualizationParameter(PxVisualizationParameter::eJOINT_LOCAL_FRAMES, enable ? 1.0f : 0.0f); //m_scene->setVisualizationParameter(PxVisualizationParameter::eJOINT_LOCAL_FRAMES, enable ? 1.0f : 0.0f);
m_scene->setVisualizationParameter(PxVisualizationParameter::eWORLD_AXES, enable ? 1.0f : 0.0f); m_scene->setVisualizationParameter(PxVisualizationParameter::eWORLD_AXES, enable ? 1.0f : 0.0f);
PxShape* shape;
auto floor_material = s_physics->createMaterial(1.0f, 1.0f, 0.0f); auto floor_material = s_physics->createMaterial(1.0f, 1.0f, 0.0f);
s_material = s_physics->createMaterial(1.0f, 1.0f, 0.6f); s_material = s_physics->createMaterial(1.0f, 1.0f, 0.6f);
auto floor = PxCreatePlane(*s_physics, PxPlane(PxVec3(0.f, 1.f, 0.f), 0.f), *floor_material); auto floor = PxCreatePlane(*s_physics, PxPlane(PxVec3(0.f, 1.f, 0.f), 0.f), *floor_material);
floor->getShapes(&shape, 1);
SetupFiltering(shape, CG_FLOOR, CG_BOX | CG_FLOOR);
s_scene->addActor(*floor); s_scene->addActor(*floor);
s_box1 = PxCreateDynamic(*s_physics, PxTransform(PxVec3(0.f, 5.0f, 0.f)), PxBoxGeometry(0.5f, 0.5f, 0.5f), *s_material, 1.f); s_box1 = PxCreateDynamic(*s_physics, PxTransform(PxVec3(0.f, 5.0f, 0.f)), PxBoxGeometry(0.5f, 0.5f, 0.5f), *s_material, 1.f);
s_box1->getShapes(&shape, 1);
SetupFiltering(shape, CG_BOX, CG_FLOOR);
s_scene->addActor(*s_box1); s_scene->addActor(*s_box1);
} }
@ -223,6 +269,7 @@ int main() {
glfwWindowHint(GLFW_STENCIL_BITS, 0); glfwWindowHint(GLFW_STENCIL_BITS, 0);
glfwWindowHint(GLFW_VISIBLE, GLFW_FALSE); glfwWindowHint(GLFW_VISIBLE, GLFW_FALSE);
//GLFWwindow* window = glfwCreateWindow(1920, 1080, "Karo", glfwGetPrimaryMonitor(), NULL);
GLFWwindow* window = glfwCreateWindow(800, 600, "Karo", NULL, NULL); GLFWwindow* window = glfwCreateWindow(800, 600, "Karo", NULL, NULL);
if (!window) { if (!window) {
std::cerr << "Failed to create window\n"; std::cerr << "Failed to create window\n";
@ -304,9 +351,12 @@ int main() {
break; break;
case GLFW_KEY_E: case GLFW_KEY_E:
for (int i = 0; i < 100; i++) { for (int i = 0; i < 1; i++) {
auto newbox = PxCreateDynamic(*s_physics, PxTransform(PxVec3(0.f, 5.0f * i, 0.f)), PxBoxGeometry(0.5f, 0.5f, 0.5f), *s_material, 1.f); auto newbox = PxCreateDynamic(*s_physics, PxTransform(PxVec3(0.f, 5.0f * i, 0.f)), PxBoxGeometry(0.5f, 0.5f, 0.5f), *s_material, 1.f);
PxShape* shape;
newbox->getShapes(&shape, 1);
SetupFiltering(shape, CG_BOX, CG_FLOOR | CG_BOX);
s_scene->addActor(*newbox); s_scene->addActor(*newbox);
s_count++; s_count++;
} }
@ -331,7 +381,7 @@ int main() {
glViewport(0, 0, width, height); glViewport(0, 0, width, height);
glm::mat4 proj = glm::perspective(glm::radians(45.0f), (float)width / (float)height, 0.1f, 1000.0f); glm::mat4 proj = glm::perspective(glm::radians(45.0f), (float)width / (float)height, 0.1f, 1000.0f);
glm::mat4 view = glm::lookAt(glm::vec3(1.0f, 10.0f, 20.0f) * 10.0f, glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0, 1.0, 0.0)); glm::mat4 view = glm::lookAt(glm::vec3(1.0f, 10.0f, 20.0f) * 1.0f, glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0, 1.0, 0.0));
glm::mat4 mvp = proj * view; glm::mat4 mvp = proj * view;