JNIEXPORT void JNICALL Java_org_cyanogenmod_focal_pano_MosaicRenderer_setWarping(
JNIEnv * env, jobject obj, jboolean flag)
{
// TODO: Review this logic
if(gWarpImage != (bool) flag) //switching from viewfinder to capture or vice-versa
{
// Clear gBuffer[0]
gWarper1.SetupGraphics(&gBuffer[0]);
gWarper1.Clear(0.0, 0.0, 0.0, 1.0);
// Clear gBuffer[1]
gWarper1.SetupGraphics(&gBuffer[1]);
gWarper1.Clear(0.0, 0.0, 0.0, 1.0);
// Clear the screen to black.
gPreview.Clear(0.0, 0.0, 0.0, 1.0);
gLastTx = 0.0f;
gPanOffset = 0.0f;
gPanViewfinder = true;
db_Identity3x3(gThisH1t);
db_Identity3x3(gLastH1t);
// Make sure g_dAffinetransGL and g_dAffinetransPanGL are updated.
// Otherwise, the first frame after setting the flag to true will be
// incorrectly drawn.
if ((bool) flag) {
UpdateWarpTransformation(g_dIdent3x3);
}
}
gWarpImage = (bool)flag;
}
JNIEXPORT jint JNICALL Java_org_cyanogenmod_focal_pano_MosaicRenderer_init(
JNIEnv * env, jobject obj)
{
gSurfTexRenderer[LR].InitializeGLProgram();
gSurfTexRenderer[HR].InitializeGLProgram();
gYVURenderer[LR].InitializeGLProgram();
gYVURenderer[HR].InitializeGLProgram();
gWarper1.InitializeGLProgram();
gWarper2.InitializeGLProgram();
gPreview.InitializeGLProgram();
gBuffer[0].InitializeGLContext();
gBuffer[1].InitializeGLContext();
gBufferInput[LR].InitializeGLContext();
gBufferInput[HR].InitializeGLContext();
gBufferInputYVU[LR].InitializeGLContext();
gBufferInputYVU[HR].InitializeGLContext();
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glGenTextures(1, gSurfaceTextureID);
// bind the surface texture
bindSurfaceTexture(gSurfaceTextureID[0]);
return (jint) gSurfaceTextureID[0];
}
JNIEXPORT void JNICALL Java_com_android_camera_panorama_MosaicRenderer_setWarping(
JNIEnv * env, jobject obj, jboolean flag)
{
// TODO: Review this logic
if(gWarpImage != (bool) flag) //switching from viewfinder to capture or vice-versa
{
// Clear gBuffer[0]
gWarper1.SetupGraphics(&gBuffer[0]);
gWarper1.Clear(0.0, 0.0, 0.0, 1.0);
// Clear gBuffer[1]
gWarper1.SetupGraphics(&gBuffer[1]);
gWarper1.Clear(0.0, 0.0, 0.0, 1.0);
// Clear the screen to black.
gPreview.Clear(0.0, 0.0, 0.0, 1.0);
gLastTx = 0.0f;
gPanOffset = 0.0f;
gPanViewfinder = true;
db_Identity3x3(gThisH1t);
db_Identity3x3(gLastH1t);
}
gWarpImage = (bool)flag;
}
JNIEXPORT void JNICALL Java_org_cyanogenmod_focal_pano_MosaicRenderer_step(
JNIEnv * env, jobject obj)
{
if(!gWarpImage) // ViewFinder
{
gWarper2.SetupGraphics(&gBuffer[gCurrentFBOIndex]);
gPreview.SetInputTextureName(gBuffer[gCurrentFBOIndex].GetTextureName());
gWarper2.DrawTexture(g_dTranslationToFBOCenterGL);
//if (gIsLandscapeOrientation) {
gPreview.DrawTexture(g_dAffinetransIdentGL);
//} else {
// gPreview.DrawTexture(g_dAffinetransRotation90GL);
//}
}
else
{
gWarper1.SetupGraphics(&gBuffer[gCurrentFBOIndex]);
// Clear the destination so that we can paint on it afresh
gWarper1.Clear(0.0, 0.0, 0.0, 1.0);
gWarper1.SetInputTextureName(
gBuffer[1 - gCurrentFBOIndex].GetTextureName());
gWarper2.SetupGraphics(&gBuffer[gCurrentFBOIndex]);
gPreview.SetInputTextureName(gBuffer[gCurrentFBOIndex].GetTextureName());
gWarper1.DrawTexture(g_dAffinetransGL);
gWarper2.DrawTexture(g_dTranslationToFBOCenterGL);
gPreview.DrawTexture(g_dAffinetransPanGL);
gCurrentFBOIndex = 1 - gCurrentFBOIndex;
}
}
JNIEXPORT void JNICALL Java_org_cyanogenmod_focal_pano_MosaicRenderer_reset(
JNIEnv * env, jobject obj, jint width, jint height, jboolean isLandscapeOrientation)
{
gIsLandscapeOrientation = isLandscapeOrientation;
calculateUILayoutScaling(width, height, gIsLandscapeOrientation);
gBuffer[0].Init(gPreviewFBOWidth, gPreviewFBOHeight, GL_RGBA);
gBuffer[1].Init(gPreviewFBOWidth, gPreviewFBOHeight, GL_RGBA);
gBufferInput[LR].Init(gPreviewImageWidth[LR],
gPreviewImageHeight[LR], GL_RGBA);
gBufferInput[HR].Init(gPreviewImageWidth[HR],
gPreviewImageHeight[HR], GL_RGBA);
gBufferInputYVU[LR].Init(gPreviewImageWidth[LR],
gPreviewImageHeight[LR], GL_RGBA);
gBufferInputYVU[HR].Init(gPreviewImageWidth[HR],
gPreviewImageHeight[HR], GL_RGBA);
// bind the surface texture
bindSurfaceTexture(gSurfaceTextureID[0]);
// To speed up, there is no need to clear the destination buffers
// (offscreen/screen buffers) of gSurfTexRenderer, gYVURenderer
// and gPreview because we always fill the whole destination buffers
// when we draw something to those offscreen/screen buffers.
gSurfTexRenderer[LR].SetupGraphics(&gBufferInput[LR]);
gSurfTexRenderer[LR].SetViewportMatrix(1, 1, 1, 1);
gSurfTexRenderer[LR].SetScalingMatrix(1.0f, -1.0f);
gSurfTexRenderer[LR].SetInputTextureName(gSurfaceTextureID[0]);
gSurfTexRenderer[LR].SetInputTextureType(GL_TEXTURE_EXTERNAL_OES_ENUM);
gSurfTexRenderer[HR].SetupGraphics(&gBufferInput[HR]);
gSurfTexRenderer[HR].SetViewportMatrix(1, 1, 1, 1);
gSurfTexRenderer[HR].SetScalingMatrix(1.0f, -1.0f);
gSurfTexRenderer[HR].SetInputTextureName(gSurfaceTextureID[0]);
gSurfTexRenderer[HR].SetInputTextureType(GL_TEXTURE_EXTERNAL_OES_ENUM);
gYVURenderer[LR].SetupGraphics(&gBufferInputYVU[LR]);
gYVURenderer[LR].SetInputTextureName(gBufferInput[LR].GetTextureName());
gYVURenderer[LR].SetInputTextureType(GL_TEXTURE_2D);
gYVURenderer[HR].SetupGraphics(&gBufferInputYVU[HR]);
gYVURenderer[HR].SetInputTextureName(gBufferInput[HR].GetTextureName());
gYVURenderer[HR].SetInputTextureType(GL_TEXTURE_2D);
// gBuffer[1-gCurrentFBOIndex] --> gWarper1 --> gBuffer[gCurrentFBOIndex]
gWarper1.SetupGraphics(&gBuffer[gCurrentFBOIndex]);
// Clear the destination buffer of gWarper1.
gWarper1.Clear(0.0, 0.0, 0.0, 1.0);
gWarper1.SetViewportMatrix(1, 1, 1, 1);
gWarper1.SetScalingMatrix(1.0f, 1.0f);
gWarper1.SetInputTextureName(gBuffer[1 - gCurrentFBOIndex].GetTextureName());
gWarper1.SetInputTextureType(GL_TEXTURE_2D);
// gBufferInput[HR] --> gWarper2 --> gBuffer[gCurrentFBOIndex]
gWarper2.SetupGraphics(&gBuffer[gCurrentFBOIndex]);
// gWarp2's destination buffer is the same to gWarp1's. No need to clear it
// again.
gWarper2.SetViewportMatrix(gPreviewImageWidth[HR],
gPreviewImageHeight[HR], gBuffer[gCurrentFBOIndex].GetWidth(),
gBuffer[gCurrentFBOIndex].GetHeight());
gWarper2.SetScalingMatrix(1.0f, 1.0f);
gWarper2.SetInputTextureName(gBufferInput[HR].GetTextureName());
gWarper2.SetInputTextureType(GL_TEXTURE_2D);
// gBuffer[gCurrentFBOIndex] --> gPreview --> Screen
gPreview.SetupGraphics(width, height);
gPreview.SetViewportMatrix(1, 1, 1, 1);
// Scale the previewFBO so that the viewfinder window fills the layout height
// while maintaining the image aspect ratio
gPreview.SetScalingMatrix(gUILayoutScalingX, -1.0f * gUILayoutScalingY);
gPreview.SetInputTextureName(gBuffer[gCurrentFBOIndex].GetTextureName());
gPreview.SetInputTextureType(GL_TEXTURE_2D);
}
JNIEXPORT void JNICALL Java_com_android_camera_panorama_MosaicRenderer_reset(
JNIEnv * env, jobject obj, jint width, jint height, jboolean isLandscapeOrientation)
{
gIsLandscapeOrientation = isLandscapeOrientation;
calculateUILayoutScaling(width, height, gIsLandscapeOrientation);
gBuffer[0].Init(gPreviewFBOWidth, gPreviewFBOHeight, GL_RGBA);
gBuffer[1].Init(gPreviewFBOWidth, gPreviewFBOHeight, GL_RGBA);
gBufferInput[LR].Init(gPreviewImageWidth[LR],
gPreviewImageHeight[LR], GL_RGBA);
gBufferInput[HR].Init(gPreviewImageWidth[HR],
gPreviewImageHeight[HR], GL_RGBA);
gBufferInputYVU[LR].Init(gPreviewImageWidth[LR],
gPreviewImageHeight[LR], GL_RGBA);
gBufferInputYVU[HR].Init(gPreviewImageWidth[HR],
gPreviewImageHeight[HR], GL_RGBA);
sem_wait(&gPreviewImage_semaphore);
ClearPreviewImage(LR);
ClearPreviewImage(HR);
sem_post(&gPreviewImage_semaphore);
// bind the surface texture
bindSurfaceTexture(gSurfaceTextureID[0]);
gSurfTexRenderer[LR].SetupGraphics(&gBufferInput[LR]);
gSurfTexRenderer[LR].Clear(0.0, 0.0, 0.0, 1.0);
gSurfTexRenderer[LR].SetViewportMatrix(1, 1, 1, 1);
gSurfTexRenderer[LR].SetScalingMatrix(1.0f, -1.0f);
gSurfTexRenderer[LR].SetInputTextureName(gSurfaceTextureID[0]);
gSurfTexRenderer[LR].SetInputTextureType(GL_TEXTURE_EXTERNAL_OES_ENUM);
gSurfTexRenderer[HR].SetupGraphics(&gBufferInput[HR]);
gSurfTexRenderer[HR].Clear(0.0, 0.0, 0.0, 1.0);
gSurfTexRenderer[HR].SetViewportMatrix(1, 1, 1, 1);
gSurfTexRenderer[HR].SetScalingMatrix(1.0f, -1.0f);
gSurfTexRenderer[HR].SetInputTextureName(gSurfaceTextureID[0]);
gSurfTexRenderer[HR].SetInputTextureType(GL_TEXTURE_EXTERNAL_OES_ENUM);
gYVURenderer[LR].SetupGraphics(&gBufferInputYVU[LR]);
gYVURenderer[LR].Clear(0.0, 0.0, 0.0, 1.0);
gYVURenderer[LR].SetInputTextureName(gBufferInput[LR].GetTextureName());
gYVURenderer[LR].SetInputTextureType(GL_TEXTURE_2D);
gYVURenderer[HR].SetupGraphics(&gBufferInputYVU[HR]);
gYVURenderer[HR].Clear(0.0, 0.0, 0.0, 1.0);
gYVURenderer[HR].SetInputTextureName(gBufferInput[HR].GetTextureName());
gYVURenderer[HR].SetInputTextureType(GL_TEXTURE_2D);
// gBuffer[1-gCurrentFBOIndex] --> gWarper1 --> gBuffer[gCurrentFBOIndex]
gWarper1.SetupGraphics(&gBuffer[gCurrentFBOIndex]);
gWarper1.Clear(0.0, 0.0, 0.0, 1.0);
gWarper1.SetViewportMatrix(1, 1, 1, 1);
gWarper1.SetScalingMatrix(1.0f, 1.0f);
gWarper1.SetInputTextureName(gBuffer[1 - gCurrentFBOIndex].GetTextureName());
gWarper1.SetInputTextureType(GL_TEXTURE_2D);
// gBufferInput[HR] --> gWarper2 --> gBuffer[gCurrentFBOIndex]
gWarper2.SetupGraphics(&gBuffer[gCurrentFBOIndex]);
gWarper2.Clear(0.0, 0.0, 0.0, 1.0);
gWarper2.SetViewportMatrix(gPreviewImageWidth[HR],
gPreviewImageHeight[HR], gBuffer[gCurrentFBOIndex].GetWidth(),
gBuffer[gCurrentFBOIndex].GetHeight());
gWarper2.SetScalingMatrix(1.0f, 1.0f);
gWarper2.SetInputTextureName(gBufferInput[HR].GetTextureName());
gWarper2.SetInputTextureType(GL_TEXTURE_2D);
gPreview.SetupGraphics(width, height);
gPreview.Clear(0.0, 0.0, 0.0, 1.0);
gPreview.SetViewportMatrix(1, 1, 1, 1);
// Scale the previewFBO so that the viewfinder window fills the layout height
// while maintaining the image aspect ratio
gPreview.SetScalingMatrix(gUILayoutScalingX, -1.0f * gUILayoutScalingY);
gPreview.SetInputTextureName(gBuffer[gCurrentFBOIndex].GetTextureName());
gPreview.SetInputTextureType(GL_TEXTURE_2D);
}
