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Example of using new simple API

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+ Clean up some TODOs
+ More docs
+ Disable clang-format in Mesh
This commit is contained in:
Shaun Reed
2022-11-26 12:20:44 -05:00
parent d37484d75c
commit 7f13b2d729
10 changed files with 371 additions and 330 deletions
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206
app/examplescene.cpp
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@@ -44,35 +44,45 @@ ExampleScene::~ExampleScene() {
******************************************************************************/
void ExampleScene::init() {
// Add a skybox to the scene using default cube map images and settings.
setSkybox(new Qtk::Skybox("Skybox"));
/* Create a red cube with a mini master chief on top. */
auto * myCube = new MeshRenderer("My cube", Cube(Qtk::QTK_DRAW_ELEMENTS));
myCube->setColor(RED);
mMeshes.push_back(myCube);
auto mySpartan = new Model("My spartan", ":/models/spartan/spartan.obj");
mySpartan->getTransform().setTranslation(0.0f, 0.5f, 0.0f);
mySpartan->getTransform().setScale(0.5f);
mModels.push_back(mySpartan);
//
// Create simple shapes using MeshRenderer class and data in mesh.h
mMeshes.push_back(
new Qtk::MeshRenderer("rightTriangle", Triangle(QTK_DRAW_ELEMENTS)));
mMeshes.back()->mTransform.setTranslation(-5.0f, 0.0f, -2.0f);
mMeshes.back()->getTransform().setTranslation(-5.0f, 0.0f, -2.0f);
mMeshes.push_back(
new Qtk::MeshRenderer("centerCube", Cube(QTK_DRAW_ELEMENTS)));
mMeshes.back()->mTransform.setTranslation(-7.0f, 0.0f, -2.0f);
mMeshes.back()->getTransform().setTranslation(-7.0f, 0.0f, -2.0f);
mMeshes.push_back(
new Qtk::MeshRenderer("leftTriangle", Triangle(QTK_DRAW_ELEMENTS)));
mMeshes.back()->mTransform.setTranslation(-9.0f, 0.0f, -2.0f);
mMeshes.back()->getTransform().setTranslation(-9.0f, 0.0f, -2.0f);
mMeshes.back()->setDrawType(GL_LINE_LOOP);
mMeshes.push_back(
new Qtk::MeshRenderer("topTriangle", Triangle(QTK_DRAW_ELEMENTS)));
mMeshes.back()->mTransform.setTranslation(-7.0f, 2.0f, -2.0f);
mMeshes.back()->mTransform.scale(0.25f);
mMeshes.back()->getTransform().setTranslation(-7.0f, 2.0f, -2.0f);
mMeshes.back()->getTransform().scale(0.25f);
mMeshes.push_back(
new Qtk::MeshRenderer("bottomTriangle", Triangle(QTK_DRAW_ELEMENTS)));
mMeshes.back()->mTransform.setTranslation(-7.0f, -2.0f, -2.0f);
mMeshes.back()->mTransform.scale(0.25f);
mMeshes.back()->getTransform().setTranslation(-7.0f, -2.0f, -2.0f);
mMeshes.back()->getTransform().scale(0.25f);
mMeshes.back()->setDrawType(GL_LINE_LOOP);
// This function changes values we have allocated in a buffer, so init() after
mMeshes.back()->setColor(GREEN);
@@ -83,31 +93,31 @@ void ExampleScene::init() {
new Qtk::Model("backpack", ":/models/backpack/backpack.obj"));
// Sometimes model textures need flipped in certain directions
mModels.back()->flipTexture("diffuse.jpg", false, true);
mModels.back()->mTransform.setTranslation(0.0f, 0.0f, -10.0f);
mModels.back()->getTransform().setTranslation(0.0f, 0.0f, -10.0f);
mModels.push_back(new Qtk::Model("bird", ":/models/bird/bird.obj"));
mModels.back()->mTransform.setTranslation(2.0f, 2.0f, -10.0f);
mModels.back()->getTransform().setTranslation(2.0f, 2.0f, -10.0f);
// Sometimes the models are very large
mModels.back()->mTransform.scale(0.0025f);
mModels.back()->mTransform.rotate(-110.0f, 0.0f, 1.0f, 0.0f);
mModels.back()->getTransform().scale(0.0025f);
mModels.back()->getTransform().rotate(-110.0f, 0.0f, 1.0f, 0.0f);
mModels.push_back(new Qtk::Model("lion", ":/models/lion/lion.obj"));
mModels.back()->mTransform.setTranslation(-3.0f, -1.0f, -10.0f);
mModels.back()->mTransform.scale(0.15f);
mModels.back()->getTransform().setTranslation(-3.0f, -1.0f, -10.0f);
mModels.back()->getTransform().scale(0.15f);
mModels.push_back(
new Qtk::Model("alien", ":/models/alien-hominid/alien.obj"));
mModels.back()->mTransform.setTranslation(2.0f, -1.0f, -5.0f);
mModels.back()->mTransform.scale(0.15f);
mModels.back()->getTransform().setTranslation(2.0f, -1.0f, -5.0f);
mModels.back()->getTransform().scale(0.15f);
mModels.push_back(new Qtk::Model("scythe", ":/models/scythe/scythe.obj"));
mModels.back()->mTransform.setTranslation(-6.0f, 0.0f, -10.0f);
mModels.back()->mTransform.rotate(-90.0f, 1.0f, 0.0f, 0.0f);
mModels.back()->mTransform.rotate(90.0f, 0.0f, 1.0f, 0.0f);
mModels.back()->getTransform().setTranslation(-6.0f, 0.0f, -10.0f);
mModels.back()->getTransform().rotate(-90.0f, 1.0f, 0.0f, 0.0f);
mModels.back()->getTransform().rotate(90.0f, 0.0f, 1.0f, 0.0f);
mModels.push_back(
new Qtk::Model("masterChief", ":/models/spartan/spartan.obj"));
mModels.back()->mTransform.setTranslation(-1.5f, 0.5f, -2.0f);
mModels.back()->getTransform().setTranslation(-1.5f, 0.5f, -2.0f);
//
@@ -115,7 +125,7 @@ void ExampleScene::init() {
/* Phong lighting example on a basic cube. */
mTestPhong = new Qtk::MeshRenderer("phong", Qtk::Cube());
mTestPhong->mTransform.setTranslation(3.0f, 0.0f, -2.0f);
mTestPhong->getTransform().setTranslation(3.0f, 0.0f, -2.0f);
// NOTE: You no longer need to manually bind shader program to set uniforms.
// + You can still bind it if you want to for performance reasons.
// + Qtk will only bind / release if the shader program is not already bound.
@@ -139,12 +149,12 @@ void ExampleScene::init() {
// + We refer to the position of this object in draw() to update lighting.
mMeshes.push_back(
new Qtk::MeshRenderer("phongLight", Triangle(QTK_DRAW_ELEMENTS)));
mMeshes.back()->mTransform.setTranslation(3.0f, 2.0f, -2.0f);
mMeshes.back()->mTransform.scale(0.25f);
mMeshes.back()->getTransform().setTranslation(3.0f, 2.0f, -2.0f);
mMeshes.back()->getTransform().scale(0.25f);
/* Example of a cube with no lighting applied */
mMeshes.push_back(new Qtk::MeshRenderer("noLight", Cube(QTK_DRAW_ELEMENTS)));
mMeshes.back()->mTransform.setTranslation(5.0f, 0.0f, -2.0f);
mMeshes.back()->getTransform().setTranslation(5.0f, 0.0f, -2.0f);
mMeshes.back()->setShaders(
":/solid-perspective.vert", ":/solid-perspective.frag");
mMeshes.back()->setUniform("uColor", QVector3D(0.0f, 0.25f, 0.0f));
@@ -152,7 +162,7 @@ void ExampleScene::init() {
/* Initialize Ambient example cube */
mTestAmbient = new Qtk::MeshRenderer("ambient", Cube());
mTestAmbient->mTransform.setTranslation(7.0f, 0.0f, -2.0f);
mTestAmbient->getTransform().setTranslation(7.0f, 0.0f, -2.0f);
mTestAmbient->setShaders(":/solid-ambient.vert", ":/solid-ambient.frag");
// Changing these uniform values will alter lighting effects.
mTestAmbient->setUniform("uColor", QVector3D(0.0f, 0.25f, 0.0f));
@@ -163,7 +173,7 @@ void ExampleScene::init() {
/* Initialize Diffuse example cube */
mTestDiffuse = new Qtk::MeshRenderer("diffuse", Cube());
mTestDiffuse->mTransform.setTranslation(9.0f, 0.0f, -2.0f);
mTestDiffuse->getTransform().setTranslation(9.0f, 0.0f, -2.0f);
mTestDiffuse->setShaders(":/solid-diffuse.vert", ":/solid-diffuse.frag");
mTestDiffuse->setUniform("uColor", QVector3D(0.0f, 0.25f, 0.0f));
mTestDiffuse->setUniform("uLightColor", QVector3D(1.0f, 1.0f, 1.0f));
@@ -173,12 +183,12 @@ void ExampleScene::init() {
// Diffuse lighting example light source. This is just for visual reference.
mMeshes.push_back(
new Qtk::MeshRenderer("diffuseLight", Triangle(QTK_DRAW_ELEMENTS)));
mMeshes.back()->mTransform.setTranslation(9.0f, 2.0f, -2.0f);
mMeshes.back()->mTransform.scale(0.25f);
mMeshes.back()->getTransform().setTranslation(9.0f, 2.0f, -2.0f);
mMeshes.back()->getTransform().scale(0.25f);
/* Initialize Specular example cube */
mTestSpecular = new Qtk::MeshRenderer("specular", Cube());
mTestSpecular->mTransform.setTranslation(11.0f, 0.0f, -2.0f);
mTestSpecular->getTransform().setTranslation(11.0f, 0.0f, -2.0f);
mTestSpecular->setShaders(":/solid-specular.vert", ":/solid-specular.frag");
mTestSpecular->setUniform("uColor", QVector3D(0.0f, 0.25f, 0.0f));
mTestSpecular->setUniform("uLightColor", QVector3D(1.0f, 1.0f, 1.0f));
@@ -190,13 +200,13 @@ void ExampleScene::init() {
// Specular lighting example light source. This is just for visual reference.
mMeshes.push_back(
new Qtk::MeshRenderer("specularLight", Triangle(QTK_DRAW_ELEMENTS)));
mMeshes.back()->mTransform.setTranslation(11.0f, 2.0f, -2.0f);
mMeshes.back()->mTransform.scale(0.25f);
mMeshes.back()->getTransform().setTranslation(11.0f, 2.0f, -2.0f);
mMeshes.back()->getTransform().scale(0.25f);
/* Test basic cube with phong.vert and phong.frag shaders */
mMeshes.push_back(new Qtk::MeshRenderer("testPhong", Cube(QTK_DRAW_ARRAYS)));
mMeshes.back()->mTransform.setTranslation(5.0f, 0.0f, 10.0f);
mMeshes.back()->getTransform().setTranslation(5.0f, 0.0f, 10.0f);
mMeshes.back()->setShaders(":/phong.vert", ":/phong.frag");
// WARNING: Set color before reallocating normals.
mMeshes.back()->setColor(QVector3D(0.0f, 0.25f, 0.0f));
@@ -217,8 +227,8 @@ void ExampleScene::init() {
// Light source for testPhong cube
mMeshes.push_back(
new Qtk::MeshRenderer("testLight", Triangle(QTK_DRAW_ELEMENTS)));
mMeshes.back()->mTransform.setTranslation(5.0f, 1.25f, 10.0f);
mMeshes.back()->mTransform.scale(0.25f);
mMeshes.back()->getTransform().setTranslation(5.0f, 1.25f, 10.0f);
mMeshes.back()->getTransform().scale(0.25f);
mMeshes.back()->setDrawType(GL_LINE_LOOP);
mMeshes.back()->setColor(RED);
@@ -230,8 +240,8 @@ void ExampleScene::init() {
mModels.push_back(new Qtk::Model(
"alienTest", ":/models/alien-hominid/alien.obj", ":/model-specular.vert",
":/model-specular.frag"));
mModels.back()->mTransform.setTranslation(3.0f, -1.0f, 10.0f);
mModels.back()->mTransform.scale(0.15f);
mModels.back()->getTransform().setTranslation(3.0f, -1.0f, 10.0f);
mModels.back()->getTransform().scale(0.15f);
mModels.back()->setUniform("uMaterial.ambient", QVector3D(1.0f, 1.0f, 1.0f));
mModels.back()->setUniform("uMaterial.diffuse", QVector3D(1.0f, 1.0f, 1.0f));
mModels.back()->setUniform("uMaterial.specular", QVector3D(1.0f, 1.0f, 1.0f));
@@ -247,8 +257,8 @@ void ExampleScene::init() {
// Light source for alienTest object.
mMeshes.push_back(new Qtk::MeshRenderer(
"alienTestLight", Triangle(Qtk::QTK_DRAW_ELEMENTS)));
mMeshes.back()->mTransform.setTranslation(4.0f, 1.5f, 10.0f);
mMeshes.back()->mTransform.scale(0.25f);
mMeshes.back()->getTransform().setTranslation(4.0f, 1.5f, 10.0f);
mMeshes.back()->getTransform().scale(0.25f);
// This function changes values we have allocated in a buffer, so init() after
mMeshes.back()->setColor(GREEN);
@@ -256,8 +266,8 @@ void ExampleScene::init() {
mModels.push_back(new Qtk::Model(
"spartanTest", ":/models/spartan/spartan.obj", ":/model-normals.vert",
":/model-normals.frag"));
mModels.back()->mTransform.setTranslation(0.0f, -1.0f, 10.0f);
mModels.back()->mTransform.scale(2.0f);
mModels.back()->getTransform().setTranslation(0.0f, -1.0f, 10.0f);
mModels.back()->getTransform().scale(2.0f);
mModels.back()->setUniform("uMaterial.ambient", QVector3D(1.0f, 1.0f, 1.0f));
mModels.back()->setUniform("uMaterial.diffuse", QVector3D(1.0f, 1.0f, 1.0f));
mModels.back()->setUniform("uMaterial.specular", QVector3D(1.0f, 1.0f, 1.0f));
@@ -272,8 +282,8 @@ void ExampleScene::init() {
// Light source for spartanTest object.
mMeshes.push_back(
new Qtk::MeshRenderer("spartanTestLight", Triangle(QTK_DRAW_ELEMENTS)));
mMeshes.back()->mTransform.setTranslation(1.0f, 1.5f, 10.0f);
mMeshes.back()->mTransform.scale(0.25f);
mMeshes.back()->getTransform().setTranslation(1.0f, 1.5f, 10.0f);
mMeshes.back()->getTransform().scale(0.25f);
// This function changes values we have allocated in a buffer, so init() after
mMeshes.back()->setColor(GREEN);
@@ -284,14 +294,14 @@ void ExampleScene::init() {
// RGB Normals cube to show normals are correct with QTK_DRAW_ARRAYS
mMeshes.push_back(
new Qtk::MeshRenderer("rgbNormalsCubeArraysTest", Cube(QTK_DRAW_ARRAYS)));
mMeshes.back()->mTransform.setTranslation(5.0f, 0.0f, 4.0f);
mMeshes.back()->getTransform().setTranslation(5.0f, 0.0f, 4.0f);
mMeshes.back()->setShaders(":/rgb-normals.vert", ":/rgb-normals.frag");
mMeshes.back()->reallocateNormals(mMeshes.back()->getNormals());
// RGB Normals cube to show normals are correct with QTK_DRAW_ELEMENTS_NORMALS
mMeshes.push_back(new Qtk::MeshRenderer(
"rgbNormalsCubeElementsTest", Cube(QTK_DRAW_ELEMENTS_NORMALS)));
mMeshes.back()->mTransform.setTranslation(5.0f, 0.0f, 2.0f);
mMeshes.back()->getTransform().setTranslation(5.0f, 0.0f, 2.0f);
mMeshes.back()->setShaders(":/rgb-normals.vert", ":/rgb-normals.frag");
mMeshes.back()->reallocateNormals(mMeshes.back()->getNormals());
@@ -299,7 +309,7 @@ void ExampleScene::init() {
crateTexture.setTexture(":/crate.png");
Cube cube;
auto * m = new MeshRenderer("Test Crate", Cube(QTK_DRAW_ARRAYS));
m->mTransform.setTranslation(0, 0, 13);
m->getTransform().setTranslation(0, 0, 13);
m->setShaders(":/texture2d.vert", ":/texture2d.frag");
m->setTexture(crateTexture);
m->setUniform("uTexture", 0);
@@ -313,7 +323,7 @@ void ExampleScene::init() {
// + This is because the same position must use different UV coordinates
mMeshes.push_back(
new Qtk::MeshRenderer("uvCubeArraysTest", Cube(QTK_DRAW_ARRAYS)));
mMeshes.back()->mTransform.setTranslation(-3.0f, 0.0f, -2.0f);
mMeshes.back()->getTransform().setTranslation(-3.0f, 0.0f, -2.0f);
mMeshes.back()->setShaders(":/texture2d.vert", ":/texture2d.frag");
mMeshes.back()->setTexture(crateTexture);
mMeshes.back()->setUniform("uTexture", 0);
@@ -322,7 +332,7 @@ void ExampleScene::init() {
// Test drawing a cube with texture coordinates using glDrawElements
mMeshes.push_back(new Qtk::MeshRenderer(
"uvCubeElementsTest", Cube(QTK_DRAW_ELEMENTS_NORMALS)));
mMeshes.back()->mTransform.setTranslation(-1.7f, 0.0f, -2.0f);
mMeshes.back()->getTransform().setTranslation(-1.7f, 0.0f, -2.0f);
mMeshes.back()->setTexture(":/crate.png");
mMeshes.back()->setShaders(":/texture2d.vert", ":/texture2d.frag");
mMeshes.back()->bindShaders();
@@ -330,14 +340,14 @@ void ExampleScene::init() {
mMeshes.back()->reallocateNormals(mMeshes.back()->getNormals());
mMeshes.back()->reallocateTexCoords(mMeshes.back()->getTexCoords(), 3);
mMeshes.back()->releaseShaders();
mMeshes.back()->mTransform.rotate(45.0f, 0.0f, 1.0f, 0.0f);
mMeshes.back()->getTransform().rotate(45.0f, 0.0f, 1.0f, 0.0f);
// Texturing a cube using a cube map
// + Cube map texturing works with both QTK_DRAW_ARRAYS and QTK_DRAW_ELEMENTS
mMeshes.push_back(
new Qtk::MeshRenderer("testCubeMap", Cube(QTK_DRAW_ELEMENTS)));
mMeshes.back()->mTransform.setTranslation(-3.0f, 1.0f, -2.0f);
mMeshes.back()->mTransform.setRotation(45.0f, 0.0f, 1.0f, 0.0f);
mMeshes.back()->getTransform().setTranslation(-3.0f, 1.0f, -2.0f);
mMeshes.back()->getTransform().setRotation(45.0f, 0.0f, 1.0f, 0.0f);
mMeshes.back()->setShaders(
":/texture-cubemap.vert", ":/texture-cubemap.frag");
mMeshes.back()->setCubeMap(":/crate.png");
@@ -348,28 +358,28 @@ void ExampleScene::init() {
// + Apply RGB normals shader and spin the cube for a neat effect
mMeshes.push_back(
new Qtk::MeshRenderer("rgbNormalsCube", Cube(QTK_DRAW_ARRAYS)));
mMeshes.back()->mTransform.setTranslation(5.0f, 2.0f, -2.0f);
mMeshes.back()->getTransform().setTranslation(5.0f, 2.0f, -2.0f);
mMeshes.back()->setShaders(":/rgb-normals.vert", ":/rgb-normals.frag");
mMeshes.back()->reallocateNormals(mMeshes.back()->getNormals());
// RGB Normals triangle to show normals are correct with QTK_DRAW_ARRAYS
mMeshes.push_back(new Qtk::MeshRenderer(
"rgbTriangleArraysTest", Triangle(QTK_DRAW_ARRAYS)));
mMeshes.back()->mTransform.setTranslation(7.0f, 0.0f, 2.0f);
mMeshes.back()->getTransform().setTranslation(7.0f, 0.0f, 2.0f);
mMeshes.back()->setShaders(":/rgb-normals.vert", ":/rgb-normals.frag");
mMeshes.back()->reallocateNormals(mMeshes.back()->getNormals());
// RGB Normals triangle to show normals are correct with QTK_DRAW_ELEMENTS
mMeshes.push_back(new Qtk::MeshRenderer(
"rgbTriangleElementsTest", Triangle(QTK_DRAW_ELEMENTS_NORMALS)));
mMeshes.back()->mTransform.setTranslation(7.0f, 0.0f, 4.0f);
mMeshes.back()->getTransform().setTranslation(7.0f, 0.0f, 4.0f);
mMeshes.back()->setShaders(":/rgb-normals.vert", ":/rgb-normals.frag");
mMeshes.back()->reallocateNormals(mMeshes.back()->getNormals());
// Test drawing triangle with glDrawArrays with texture coordinates
mMeshes.push_back(
new Qtk::MeshRenderer("testTriangleArraysUV", Triangle(QTK_DRAW_ARRAYS)));
mMeshes.back()->mTransform.setTranslation(-3.0f, 2.0f, -2.0f);
mMeshes.back()->getTransform().setTranslation(-3.0f, 2.0f, -2.0f);
mMeshes.back()->setShaders(":/texture2d.vert", ":/texture2d.frag");
mMeshes.back()->setTexture(":/crate.png");
@@ -379,7 +389,7 @@ void ExampleScene::init() {
// Test drawing triangle with glDrawElements with texture coordinates
mMeshes.push_back(new Qtk::MeshRenderer(
"testTriangleElementsUV", Triangle(QTK_DRAW_ELEMENTS_NORMALS)));
mMeshes.back()->mTransform.setTranslation(-2.5f, 0.0f, -1.0f);
mMeshes.back()->getTransform().setTranslation(-2.5f, 0.0f, -1.0f);
mMeshes.back()->setShaders(":/texture2d.vert", ":/texture2d.frag");
mMeshes.back()->setTexture(":/crate.png");
mMeshes.back()->setUniform("uTexture", 0);
@@ -402,10 +412,10 @@ void ExampleScene::draw() {
mTestPhong->bindShaders();
mTestPhong->setUniform(
"uModelInverseTransposed",
mTestPhong->mTransform.toMatrix().normalMatrix());
mTestPhong->getTransform().toMatrix().normalMatrix());
mTestPhong->setUniform(
"uLightPosition",
MeshRenderer::getInstance("phongLight")->mTransform.getTranslation());
MeshRenderer::getInstance("phongLight")->getTransform().getTranslation());
mTestPhong->setUniform(
"uCameraPosition",
ExampleScene::getCamera().getTransform().getTranslation());
@@ -422,10 +432,11 @@ void ExampleScene::draw() {
mTestDiffuse->bindShaders();
mTestDiffuse->setUniform(
"uModelInverseTransposed",
mTestDiffuse->mTransform.toMatrix().normalMatrix());
mTestDiffuse->getTransform().toMatrix().normalMatrix());
mTestDiffuse->setUniform(
"uLightPosition",
MeshRenderer::getInstance("diffuseLight")->mTransform.getTranslation());
"uLightPosition", MeshRenderer::getInstance("diffuseLight")
->getTransform()
.getTranslation());
mTestDiffuse->setUniform(
"uCameraPosition",
ExampleScene::getCamera().getTransform().getTranslation());
@@ -435,10 +446,11 @@ void ExampleScene::draw() {
mTestSpecular->bindShaders();
mTestSpecular->setUniform(
"uModelInverseTransposed",
mTestSpecular->mTransform.toMatrix().normalMatrix());
mTestSpecular->getTransform().toMatrix().normalMatrix());
mTestSpecular->setUniform(
"uLightPosition",
MeshRenderer::getInstance("specularLight")->mTransform.getTranslation());
"uLightPosition", MeshRenderer::getInstance("specularLight")
->getTransform()
.getTranslation());
mTestSpecular->setUniform(
"uCameraPosition",
ExampleScene::getCamera().getTransform().getTranslation());
@@ -447,44 +459,52 @@ void ExampleScene::draw() {
}
void ExampleScene::update() {
auto position =
MeshRenderer::getInstance("alienTestLight")->mTransform.getTranslation();
auto mySpartan = Model::getInstance("My spartan");
mySpartan->getTransform().rotate(0.75f, 0.0f, 1.0f, 0.0f);
auto myCube = MeshRenderer::getInstance("My cube");
myCube->getTransform().rotate(-0.75f, 0.0f, 1.0f, 0.0f);
auto position = MeshRenderer::getInstance("alienTestLight")
->getTransform()
.getTranslation();
auto alien = Model::getInstance("alienTest");
alien->setUniform("uLight.position", position);
alien->setUniform(
"uCameraPosition",
ExampleScene::getCamera().getTransform().getTranslation());
auto posMatrix = alien->mTransform.toMatrix();
auto posMatrix = alien->getTransform().toMatrix();
alien->setUniform("uMVP.normalMatrix", posMatrix.normalMatrix());
alien->setUniform("uMVP.model", posMatrix);
alien->setUniform("uMVP.view", ExampleScene::getCamera().toMatrix());
alien->setUniform("uMVP.projection", ExampleScene::getProjectionMatrix());
alien->mTransform.rotate(0.75f, 0.0f, 1.0f, 0.0f);
alien->getTransform().rotate(0.75f, 0.0f, 1.0f, 0.0f);
position = MeshRenderer::getInstance("spartanTestLight")
->mTransform.getTranslation();
->getTransform()
.getTranslation();
auto spartan = Model::getInstance("spartanTest");
spartan->setUniform("uLight.position", position);
spartan->setUniform(
"uCameraPosition",
ExampleScene::getCamera().getTransform().getTranslation());
posMatrix = spartan->mTransform.toMatrix();
posMatrix = spartan->getTransform().toMatrix();
spartan->setUniform("uMVP.normalMatrix", posMatrix.normalMatrix());
spartan->setUniform("uMVP.model", posMatrix);
spartan->setUniform("uMVP.view", ExampleScene::getCamera().toMatrix());
spartan->setUniform("uMVP.projection", ExampleScene::getProjectionMatrix());
spartan->mTransform.rotate(0.75f, 0.0f, 1.0f, 0.0f);
spartan->getTransform().rotate(0.75f, 0.0f, 1.0f, 0.0f);
auto phong = MeshRenderer::getInstance("testPhong");
phong->mTransform.rotate(0.75f, 1.0f, 0.5f, 0.0f);
phong->getTransform().rotate(0.75f, 1.0f, 0.5f, 0.0f);
phong->bindShaders();
position =
MeshRenderer::getInstance("testLight")->mTransform.getTranslation();
MeshRenderer::getInstance("testLight")->getTransform().getTranslation();
phong->setUniform("uLight.position", position);
phong->setUniform(
"uCameraPosition",
ExampleScene::getCamera().getTransform().getTranslation());
posMatrix = phong->mTransform.toMatrix();
posMatrix = phong->getTransform().toMatrix();
phong->setUniform("uMVP.normalMatrix", posMatrix.normalMatrix());
phong->setUniform("uMVP.model", posMatrix);
phong->setUniform("uMVP.view", ExampleScene::getCamera().toMatrix());
@@ -492,46 +512,56 @@ void ExampleScene::update() {
phong->releaseShaders();
// Rotate lighting example cubes
mTestPhong->mTransform.rotate(0.75f, 0.5f, 0.3f, 0.2f);
MeshRenderer::getInstance("noLight")->mTransform.rotate(
mTestPhong->getTransform().rotate(0.75f, 0.5f, 0.3f, 0.2f);
MeshRenderer::getInstance("noLight")->getTransform().rotate(
0.75f, 0.5f, 0.3f, 0.2f);
mTestAmbient->mTransform.rotate(0.75f, 0.5f, 0.3f, 0.2f);
mTestDiffuse->mTransform.rotate(0.75f, 0.5f, 0.3f, 0.2f);
mTestSpecular->mTransform.rotate(0.75f, 0.5f, 0.3f, 0.2f);
mTestAmbient->getTransform().rotate(0.75f, 0.5f, 0.3f, 0.2f);
mTestDiffuse->getTransform().rotate(0.75f, 0.5f, 0.3f, 0.2f);
mTestSpecular->getTransform().rotate(0.75f, 0.5f, 0.3f, 0.2f);
// Examples of various translations and rotations
// Rotate in multiple directions simultaneously
MeshRenderer::getInstance("rgbNormalsCube")
->mTransform.rotate(0.75f, 0.2f, 0.4f, 0.6f);
->getTransform()
.rotate(0.75f, 0.2f, 0.4f, 0.6f);
// Pitch forward and roll sideways
MeshRenderer::getInstance("leftTriangle")
->mTransform.rotate(0.75f, 1.0f, 0.0f, 0.0f);
->getTransform()
.rotate(0.75f, 1.0f, 0.0f, 0.0f);
MeshRenderer::getInstance("rightTriangle")
->mTransform.rotate(0.75f, 0.0f, 0.0f, 1.0f);
->getTransform()
.rotate(0.75f, 0.0f, 0.0f, 1.0f);
// Move between two positions over time
static float translateX = 0.025f;
float limit = -9.0f; // Origin position.x - 2.0f
float posX =
MeshRenderer::getInstance("topTriangle")->mTransform.getTranslation().x();
float posX = MeshRenderer::getInstance("topTriangle")
->getTransform()
.getTranslation()
.x();
if(posX < limit || posX > limit + 4.0f) {
translateX = -translateX;
}
MeshRenderer::getInstance("topTriangle")
->mTransform.translate(translateX, 0.0f, 0.0f);
->getTransform()
.translate(translateX, 0.0f, 0.0f);
MeshRenderer::getInstance("bottomTriangle")
->mTransform.translate(-translateX, 0.0f, 0.0f);
->getTransform()
.translate(-translateX, 0.0f, 0.0f);
// And lets rotate the triangles in two directions at once
MeshRenderer::getInstance("topTriangle")
->mTransform.rotate(0.75f, 0.2f, 0.0f, 0.4f);
->getTransform()
.rotate(0.75f, 0.2f, 0.0f, 0.4f);
MeshRenderer::getInstance("bottomTriangle")
->mTransform.rotate(0.75f, 0.0f, 0.2f, 0.4f);
->getTransform()
.rotate(0.75f, 0.0f, 0.2f, 0.4f);
// And make the bottom triangle green, instead of RGB
// Rotate center cube in several directions simultaneously
// + Not subject to gimbal lock since we are using quaternions :)
MeshRenderer::getInstance("centerCube")
->mTransform.rotate(0.75f, 0.2f, 0.4f, 0.6f);
->getTransform()
.rotate(0.75f, 0.2f, 0.4f, 0.6f);
}

2
app/mainwindow.cpp
View File

@@ -1,7 +1,7 @@
/*##############################################################################
## Author: Shaun Reed ##
## Legal: All Content (c) 2022 Shaun Reed, all rights reserved ##
## About: MainWindow for creating an example Qt application using QtkWidget ##
## About: MainWindow for creating an example Qt application ##
## ##
## Contact: shaunrd0@gmail.com | URL: www.shaunreed.com | GitHub: shaunrd0 ##
##############################################################################*/

2
app/mainwindow.h
View File

@@ -1,7 +1,7 @@
/*##############################################################################
## Author: Shaun Reed ##
## Legal: All Content (c) 2022 Shaun Reed, all rights reserved ##
## About: MainWindow for creating an example Qt application using QtkWidget ##
## About: MainWindow for creating an example Qt application ##
## ##
## Contact: shaunrd0@gmail.com | URL: www.shaunreed.com | GitHub: shaunrd0 ##
##############################################################################*/