void renderFrame()
{
float modelViewMatrix[16];
static int angle = 0;
glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
matrixIdentityFunction(modelViewMatrix);
matrixRotateX(modelViewMatrix, angle);
matrixRotateY(modelViewMatrix, angle);
matrixTranslate(modelViewMatrix, 0.0f, 0.0f, -10.0f);
glUseProgram(simpleCubeProgram);
glVertexAttribPointer(vertexLocation, 3, GL_FLOAT, GL_FALSE, 0, cubeVertices);
glEnableVertexAttribArray(vertexLocation);
glVertexAttribPointer(vertexColourLocation, 3, GL_FLOAT, GL_FALSE, 0, colour);
glEnableVertexAttribArray(vertexColourLocation);
glUniformMatrix4fv(projectionLocation, 1, GL_FALSE, projectionMatrix);
glUniformMatrix4fv(modelViewLocation, 1, GL_FALSE, modelViewMatrix);
glDrawElements(GL_TRIANGLES, 36, GL_UNSIGNED_SHORT, indices);
angle += 1;
if (angle > 360)
{
angle -= 360;
}
LOGI("Hello From the Native Side!! - render frame");
}
JNIEXPORT void JNICALL Java_dugu9sword_esplayer_VideoTextureSurfaceRenderer_nativeDrawTexture(
JNIEnv* env, jobject obj) {
glClearColor(1.0f, 1.0f, 1.0f, 0.5f);
glEnable(GL_DEPTH_TEST);
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
glViewport(0, 0, width, height);
glUseProgram(program);
int textureParamHandle = glGetUniformLocation(program, "texture");
int textureCoordinateHandle = glGetAttribLocation(program,
"vTexCoordinate");
int positionHandle = glGetAttribLocation(program, "vPosition");
int textureTranformHandle = glGetUniformLocation(program,
"textureTransform");
int modelViewMatrixHandle = glGetUniformLocation(program,
"modelViewMatrix");
int projectionMatrixHandle = glGetUniformLocation(program,
"projectionMatrix");
float projectionMatrix[16];
float modelViewMatrix[16];
matrixPerspective(projectionMatrix, 45, (float)width / (float)height, 0.1f, 100);
matrixIdentityFunction(modelViewMatrix);
matrixRotateX(modelViewMatrix, ++angle);
matrixRotateY(modelViewMatrix, ++angle);
matrixTranslate(modelViewMatrix,0.0f,0.0f,-5.0f);
glUniformMatrix4fv(projectionMatrixHandle, 1, GL_FALSE,projectionMatrix);
glUniformMatrix4fv(modelViewMatrixHandle, 1, GL_FALSE, modelViewMatrix);
glEnableVertexAttribArray(positionHandle);
glVertexAttribPointer(positionHandle, 3, GL_FLOAT, false, 0, vertices);
glBindTexture(GL_TEXTURE0, textures[0]);
glActiveTexture(GL_TEXTURE0);
glUniform1i(textureParamHandle, 0);
glEnableVertexAttribArray(textureCoordinateHandle);
glVertexAttribPointer(textureCoordinateHandle, 3, GL_FLOAT, false, 0,
textureCoords);
jclass clazz = env->GetObjectClass(obj);
jfieldID f_videoTextureTransform = env->GetFieldID(clazz,
"videoTextureTransform", "[F");
jfloatArray jfa_videoTextureTransform = (jfloatArray) env->GetObjectField(
obj, f_videoTextureTransform);
jfloat* v_videoTextureTransform = env->GetFloatArrayElements(
jfa_videoTextureTransform, 0);
glUniformMatrix4fv(textureTranformHandle, 1, false,
v_videoTextureTransform);
env->ReleaseFloatArrayElements(jfa_videoTextureTransform,
v_videoTextureTransform, JNI_ABORT);
// glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
glDrawElements(GL_TRIANGLES, 36, GL_UNSIGNED_SHORT, indicies);
glDisableVertexAttribArray(positionHandle);
glDisableVertexAttribArray(textureCoordinateHandle);
}
