JNIEXPORT void JNICALL
Java_com_qualcomm_QCARSamples_Dominoes_DominoesRenderer_renderFrame(JNIEnv* , jobject)
{
// Clear the color and depth buffers
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// Get the state from QCAR and mark the beginning of a rendering section
QCAR::State state = QCAR::Renderer::getInstance().begin();
// Explicitly render the Video Background
QCAR::Renderer::getInstance().drawVideoBackground();
// to no to hide
std::vector<const char*> found;
// Did we find any trackables this frame?
if (state.getNumTrackableResults() > 0) {
for(int tIdx = 0; tIdx < state.getNumTrackableResults(); ++tIdx) {
// Get the first trackable
const QCAR::TrackableResult* trackableResult = state.getTrackableResult(tIdx);
const QCAR::Trackable& trackable = trackableResult->getTrackable();
found.push_back(trackable.getName());
// The image target specific result:
assert(trackableResult->getType() == QCAR::TrackableResult::IMAGE_TARGET_RESULT);
const QCAR::ImageTargetResult* imageTargetResult =
static_cast<const QCAR::ImageTargetResult*>(trackableResult);
// If this is our first time seeing the target, display a tip
if (!displayedMessage) {
displayMessage("Find marker man!");
displayedMessage = true;
}
//const QCAR::TrackerManager& trackerManager = QCAR::TrackerManager::getInstance();
//const QCAR::Tracker* tracker = trackerManager.getTracker(QCAR::Tracker::IMAGE_TRACKER);
const QCAR::CameraCalibration& cameraCalibration = QCAR::CameraDevice::getInstance().getCameraCalibration();
QCAR::Vec2F cameraPoint = QCAR::Tool::projectPoint(cameraCalibration, trackableResult->getPose(), QCAR::Vec3F(0,0,0));
QCAR::Vec2F xyPoint = cameraPointToScreenPoint(cameraPoint);
showTrackerButton(xyPoint.data[0], xyPoint.data[1], trackable.getName());
}
} else {
hideTrackerButton(found);
}
QCAR::Renderer::getInstance().end();
}
JNIEXPORT void JNICALL
Java_com_qualcomm_QCARSamples_ImageTargets_ImageTargetsRenderer_renderFrame(JNIEnv *, jobject)
{
//LOG("Java_com_qualcomm_QCARSamples_ImageTargets_GLRenderer_renderFrame");
// Clear color and depth buffer
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// Get the state from QCAR and mark the beginning of a rendering section
QCAR::State state = QCAR::Renderer::getInstance().begin();
// Explicitly render the Video Background
QCAR::Renderer::getInstance().drawVideoBackground();
#ifdef USE_OPENGL_ES_1_1
// Set GL11 flags:
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_NORMAL_ARRAY);
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glEnable(GL_TEXTURE_2D);
glDisable(GL_LIGHTING);
#endif
glEnable(GL_DEPTH_TEST);
glEnable(GL_CULL_FACE);
// Did we find any trackables this frame?
for(int tIdx = 0; tIdx < state.getNumTrackableResults(); tIdx++)
{
// Get the trackable:
const QCAR::TrackableResult* result = state.getTrackableResult(tIdx);
const QCAR::Trackable& trackable = result->getTrackable();
QCAR::Matrix44F modelViewMatrix =
QCAR::Tool::convertPose2GLMatrix(result->getPose());
const QCAR::CameraCalibration& cameraCalibration = QCAR::CameraDevice::getInstance().getCameraCalibration();
QCAR::Vec2F cameraPoint = QCAR::Tool::projectPoint(cameraCalibration, result->getPose(), QCAR::Vec3F(0,0,0));
QCAR::Vec2F xyPoint = cameraPointToScreenPoint(cameraPoint);
// LOG("xyPoint %f, %f ", xyPoint.data[0], xyPoint.data[1] );
if (xyPoint.data[1] > (screenHeight / 2) + tolerancy || xyPoint.data[1] < (screenHeight / 2) - tolerancy) {
continue;
}
// Choose the texture based on the target name:
int textureIndex = 0;
// LOG("texture = %s", trackable->getName());
// LOG("textureCount %d", textureCount);
char trackJpg[strlen(trackable.getName()) + 4];
strcpy(trackJpg, trackable.getName());
strcat(trackJpg, ".jpg");
// LOG("trackJpg %s", trackJpg);
char trackPng[strlen(trackable.getName()) + 4];
strcpy(trackPng, trackable.getName());
strcat(trackPng, ".png");
// LOG("trackPng %s", trackPng);
for(int i = 0; i < textureCount; i++) {
// LOG("textures[i]->mName %s", textures[i]->mName);
if (strcmp(textures[i]->mName, trackPng) == 0 ||
strcmp(textures[i]->mName, trackJpg) == 0) {
textureIndex = i;
}
}
const Texture* const thisTexture = textures[textureIndex];
// LOG("thisTexture->mName %s", textures[textureIndex]->mName);
#ifdef USE_OPENGL_ES_1_1
// Load projection matrix:
glMatrixMode(GL_PROJECTION);
glLoadMatrixf(projectionMatrix.data);
// Load model view matrix:
glMatrixMode(GL_MODELVIEW);
glLoadMatrixf(modelViewMatrix.data);
glTranslatef(0.f, 0.f, kObjectScale);
glScalef(kObjectScale, kObjectScale, kObjectScale);
// Draw object:
glBindTexture(GL_TEXTURE_2D, thisTexture->mTextureID);
glTexCoordPointer(2, GL_FLOAT, 0, (const GLvoid*) &teapotTexCoords[0]);
glVertexPointer(3, GL_FLOAT, 0, (const GLvoid*) &teapotVertices[0]);
glNormalPointer(GL_FLOAT, 0, (const GLvoid*) &teapotNormals[0]);
glDrawElements(GL_TRIANGLES, NUM_TEAPOT_OBJECT_INDEX, GL_UNSIGNED_SHORT,
(const GLvoid*) &teapotIndices[0]);
#else
/*
QCAR::Matrix44F modelViewProjection;
SampleUtils::translatePoseMatrix(0.0f, 0.0f, kObjectScale,
&modelViewMatrix.data[0]);
SampleUtils::scalePoseMatrix(kObjectScale, kObjectScale, kObjectScale,
&modelViewMatrix.data[0]);
SampleUtils::multiplyMatrix(&projectionMatrix.data[0],
&modelViewMatrix.data[0] ,
&modelViewProjection.data[0]);
glUseProgram(shaderProgramID);
glVertexAttribPointer(vertexHandle, 3, GL_FLOAT, GL_FALSE, 0,
(const GLvoid*) &teapotVertices[0]);
glVertexAttribPointer(normalHandle, 3, GL_FLOAT, GL_FALSE, 0,
(const GLvoid*) &teapotNormals[0]);
glVertexAttribPointer(textureCoordHandle, 2, GL_FLOAT, GL_FALSE, 0,
(const GLvoid*) &teapotTexCoords[0]);
glEnableVertexAttribArray(vertexHandle);
glEnableVertexAttribArray(normalHandle);
glEnableVertexAttribArray(textureCoordHandle);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, thisTexture->mTextureID);
glUniformMatrix4fv(mvpMatrixHandle, 1, GL_FALSE,
(GLfloat*)&modelViewProjection.data[0] );
glDrawElements(GL_TRIANGLES, NUM_TEAPOT_OBJECT_INDEX, GL_UNSIGNED_SHORT,
(const GLvoid*) &teapotIndices[0]);
*/
//QCAR::Vec2F targetSize = ((QCAR::ImageTarget *) trackable)->getSize();
//QCAR::Vec2F targetSize = thisTexture->getSize();
const QCAR::ImageTarget& imageTarget = (const QCAR::ImageTarget&) result->getTrackable();
QCAR::Vec2F targetSize = imageTarget.getSize();
QCAR::Matrix44F modelViewProjection;
SampleUtils::translatePoseMatrix(0.0f, 0.0f, kObjectScale, &modelViewMatrix.data[0]);
//SampleUtils::scalePoseMatrix(targetSize.data[0], targetSize.data[1], 1.0f, &modelViewMatrix.data[0]); SampleUtils::multiplyMatrix(&projectionMatrix.data[0], &modelViewMatrix.data[0] , &modelViewProjection.data[0]);
SampleUtils::scalePoseMatrix(256, 256, kObjectScale, &modelViewMatrix.data[0]); SampleUtils::multiplyMatrix(&projectionMatrix.data[0], &modelViewMatrix.data[0] , &modelViewProjection.data[0]);
glUseProgram(shaderProgramID); glVertexAttribPointer(vertexHandle, 3, GL_FLOAT, GL_FALSE, 0, (const GLvoid*) &planeVertices[0]);
glVertexAttribPointer(normalHandle, 3, GL_FLOAT, GL_FALSE, 0, (const GLvoid*) &planeNormals[0]);
glVertexAttribPointer(textureCoordHandle, 2, GL_FLOAT, GL_FALSE, 0, (const GLvoid*) &planeTexCoords[0]);
glEnableVertexAttribArray(vertexHandle);
glEnableVertexAttribArray(normalHandle);
glEnableVertexAttribArray(textureCoordHandle);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, thisTexture->mTextureID);
glUniformMatrix4fv(mvpMatrixHandle, 1, GL_FALSE, (GLfloat*)&modelViewProjection.data[0] );
glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, (const GLvoid*) &planeIndices[0]);
SampleUtils::checkGlError("ImageTargets renderFrame");
#endif
}
glDisable(GL_DEPTH_TEST);
#ifdef USE_OPENGL_ES_1_1
glDisable(GL_TEXTURE_2D);
glDisableClientState(GL_VERTEX_ARRAY);
glDisableClientState(GL_NORMAL_ARRAY);
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
#else
glDisableVertexAttribArray(vertexHandle);
glDisableVertexAttribArray(normalHandle);
glDisableVertexAttribArray(textureCoordHandle);
#endif
QCAR::Renderer::getInstance().end();
}
JNIEXPORT jboolean JNICALL
Java_com_snda_sdar_ImageTargetsRenderer_renderFrame(JNIEnv *env, jobject obj)
{
//LOG("Java_com_snda_sdar_ImageTargets_GLRenderer_renderFrame");
// Clear color and depth buffer
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
jboolean isDetected = false;
// Render video background:
QCAR::State state = QCAR::Renderer::getInstance().begin();
// Explicitly render the Video Background
QCAR::Renderer::getInstance().drawVideoBackground();
#ifdef USE_OPENGL_ES_1_1
// Set GL11 flags:
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_NORMAL_ARRAY);
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glEnable(GL_TEXTURE_2D);
glDisable(GL_LIGHTING);
#endif
glEnable(GL_DEPTH_TEST);
glEnable(GL_CULL_FACE);
// Did we find any trackables this frame?
for(int tIdx = 0; tIdx < state.getNumActiveTrackables(); tIdx++)
{
isDetected = true;
// Get the trackable:
const QCAR::Trackable* trackable = state.getActiveTrackable(tIdx);
QCAR::Matrix44F modelViewMatrix =
QCAR::Tool::convertPose2GLMatrix(trackable->getPose());
// Choose the texture based on the target name:
//int textureIndex = (!strcmp(trackable->getName(), "stones")) ? 0 : 1;
const Texture* const thisTexture = textures[textureIndex];
const Texture* const tagTexture = textures[textureCount - 1];
#ifdef USE_OPENGL_ES_1_1
// Load projection matrix:
glMatrixMode(GL_PROJECTION);
glLoadMatrixf(projectionMatrix.data);
// Load model view matrix:
glMatrixMode(GL_MODELVIEW);
glLoadMatrixf(modelViewMatrix.data);
glTranslatef(0.f, 0.f, kObjectScale);
glScalef(kObjectScale, kObjectScale, kObjectScale);
// Draw object:
glBindTexture(GL_TEXTURE_2D, thisTexture->mTextureID);
glTexCoordPointer(2, GL_FLOAT, 0, (const GLvoid*) &planeTexCoords[0]);
glVertexPointer(3, GL_FLOAT, 0, (const GLvoid*) &planeVertices[0]);
glNormalPointer(GL_FLOAT, 0, (const GLvoid*) &planeNormals[0]);
glDrawElements(GL_TRIANGLES, NUM_PLANE_OBJECT_INDEX, GL_UNSIGNED_SHORT,
(const GLvoid*) &planeIndices[0]);
// // Load model view matrix:
// glMatrixMode(GL_MODELVIEW);
// glLoadMatrixf(modelViewMatrix.data);
// glTranslatef(50.f, 50.f, kObjectScale);
// glScalef(1, 1, 1);
//
// // Draw object:
// glBindTexture(GL_TEXTURE_2D, tagTexture->mTextureID);
// glTexCoordPointer(2, GL_FLOAT, 0, (const GLvoid*) &planeTexCoords[0]);
// glVertexPointer(3, GL_FLOAT, 0, (const GLvoid*) &planeVertices[0]);
// glNormalPointer(GL_FLOAT, 0, (const GLvoid*) &planeNormals[0]);
// glDrawElements(GL_TRIANGLES, NUM_PLANE_OBJECT_INDEX, GL_UNSIGNED_SHORT,
// (const GLvoid*) &planeIndices[0]);
#else
QCAR::Matrix44F modelViewMatrix2;
for (int i = 0; i < 16; i++)
{
modelViewMatrix2.data[i] = modelViewMatrix.data[i];
}
QCAR::Matrix44F modelViewProjection;
QCAR::Matrix44F modelViewProjection2;
SampleUtils::translatePoseMatrix(translateX, translateY, kObjectScale,
&modelViewMatrix.data[0]);
SampleUtils::scalePoseMatrix(kObjectScale, kObjectScale, kObjectScale,
&modelViewMatrix.data[0]);
SampleUtils::rotatePoseMatrix(angleX, 0, 1, 0,
&modelViewMatrix.data[0]);
SampleUtils::rotatePoseMatrix(angleY, 1, 0, 0,
&modelViewMatrix.data[0]);
SampleUtils::multiplyMatrix(&projectionMatrix.data[0],
&modelViewMatrix.data[0] ,
&modelViewProjection.data[0]);
glUseProgram(shaderProgramID);
glVertexAttribPointer(vertexHandle, 3, GL_FLOAT, GL_FALSE, 0,
(const GLvoid*) &planeVertices[0]);
glVertexAttribPointer(normalHandle, 3, GL_FLOAT, GL_FALSE, 0,
(const GLvoid*) &planeNormals[0]);
glVertexAttribPointer(textureCoordHandle, 2, GL_FLOAT, GL_FALSE, 0,
(const GLvoid*) &planeTexCoords[0]);
glEnableVertexAttribArray(vertexHandle);
glEnableVertexAttribArray(normalHandle);
glEnableVertexAttribArray(textureCoordHandle);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, thisTexture->mTextureID);
glUniformMatrix4fv(mvpMatrixHandle, 1, GL_FALSE,
(GLfloat*)&modelViewProjection.data[0] );
glDrawElements(GL_TRIANGLES, NUM_PLANE_OBJECT_INDEX, GL_UNSIGNED_SHORT,
(const GLvoid*) &planeIndices[0]);
/////////////////////////////////////////////////////////////////////////////
SampleUtils::translatePoseMatrix(50, 50, kObjectScale,
&modelViewMatrix2.data[0]);
SampleUtils::scalePoseMatrix(1, 1, 1,
&modelViewMatrix2.data[0]);
SampleUtils::multiplyMatrix(&projectionMatrix.data[0],
&modelViewMatrix2.data[0] ,
&modelViewProjection2.data[0]);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, tagTexture->mTextureID);
glUniformMatrix4fv(mvpMatrixHandle, 1, GL_FALSE,
(GLfloat*)&modelViewProjection2.data[0] );
glDrawElements(GL_TRIANGLES, NUM_PLANE_OBJECT_INDEX, GL_UNSIGNED_SHORT,
(const GLvoid*) &planeIndices[0]);
jclass renderClass = env->GetObjectClass(obj);
jmethodID screenPointMethodId = env->GetMethodID(renderClass , "screenPoint", "(FF)V");
if (!screenPointMethodId)
{
LOG("Function screenPoint(float, float) not found.");
return 0;
}
const QCAR::CameraCalibration& cameraCalibration =
QCAR::CameraDevice::getInstance().getCameraCalibration();
QCAR::Vec2F cameraPoint = QCAR::Tool::projectPoint(cameraCalibration, trackable->getPose(), QCAR::Vec3F(0, 0, 0));
QCAR::Vec2F screenPoint = cameraPointToScreenPoint(cameraPoint, true);
env->CallObjectMethod(obj, screenPointMethodId, screenPoint.data[0], screenPoint.data[1]);
SampleUtils::checkGlError("ImageTargets renderFrame");
#endif
}
glDisable(GL_DEPTH_TEST);
#ifdef USE_OPENGL_ES_1_1
glDisable(GL_TEXTURE_2D);
glDisableClientState(GL_VERTEX_ARRAY);
glDisableClientState(GL_NORMAL_ARRAY);
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
#else
glDisableVertexAttribArray(vertexHandle);
glDisableVertexAttribArray(normalHandle);
glDisableVertexAttribArray(textureCoordHandle);
#endif
QCAR::Renderer::getInstance().end();
return isDetected;
}
